Staff Software Engineer - Hardware Integration at OLIX | London

About OLIXAt OLIX, we are at the forefront of the AI revolution, tackling the unprecedented demand for advanced computational capabilities. As the industry faces a significant infrastructure gap, we are redefining the hardware landscape with our revolutionary Optical Tensor Processing Unit (OTPU). This innovative technology promises unmatched performance and…

About OLIXAt OLIX, we are at the forefront of the AI revolution, addressing the rapidly growing demand for advanced infrastructure in a world where traditional hardware is no longer sufficient. Our innovative Optical Tensor Processing Unit (OTPU) is set to redefine performance and energy efficiency, paving the way for the next generation of technology that will drive the economy for the next century.Role OverviewJoin our team as a Senior Mechanical Engineer, where you will play a pivotal role in designing cutting-edge hardware that harnesses the power of light. You will be responsible for the mechanical architecture of photonic subassemblies, ensuring precision and reliability in our advanced optical interconnect assemblies.Key ResponsibilitiesDesign and develop opto-mechanical assemblies such as waveguide coupling structures and precision alignment fixtures.Conduct tolerance chain analysis to maintain optical alignment budgets, considering thermal variations and long-term stability.Select and evaluate optical-grade materials, ensuring compatibility with thermal and manufacturing processes.Lead the thermal-mechanical co-design for photonic subassemblies, focusing on heatsink designs for high-performance components.Create and maintain GD&T drawings and engineering specifications for optical-grade components.Collaborate closely with optical, process, and reliability engineers to achieve optimal mechanical and optical outcomes.

About OLIXAs artificial intelligence evolves at an unprecedented pace, the demand for advanced computing solutions has surged, revealing a critical infrastructure gap in the industry. Traditional hardware designs, which have remained unchanged for over a decade, can no longer meet the escalating needs of AI applications. At OLIX, we are pioneering the next generation of computing technology with our Optical Tensor Processing Unit (OTPU), designed to deliver unmatched performance and energy efficiency that surpasses existing chip technologies.The RoleWe are on the lookout for a seasoned Senior Electronics Engineer to join our team and play a vital role in developing high-speed, mixed-signal, and power-dense electronics that will be integral to OLIX's optical computing platforms. In this position, you will collaborate with diverse teams, including ASIC, FPGA, Optical, Mechanical, Firmware, and Systems, to create robust and energy-efficient hardware accelerators, including advanced PCIe-based platforms and systems capable of operating at speeds exceeding 25–56Gb/s.You will report to the Electronics Engineering Manager and be involved in both practical execution and strategic technical direction across board-level and subsystem design.ResponsibilitiesDesign and develop high-speed multilayer PCBs that support serial interfaces operating at 25–56Gb/s+ (e.g., PCIe Gen4/Gen5, SERDES-based links).Implement and validate high-current, low-voltage power delivery networks for ASICs and FPGAs.Conduct signal integrity (SI) and power integrity (PI) analysis during schematic and layout phases.Contribute to PCB stack-ups, routing constraints, impedance control strategies, and return path methodologies.Engage in lab-based board bring-up, debugging, and high-speed compliance validation.Assist in the integration of analog front-ends, clock architectures, and mixed-signal subsystems.Collaborate across teams to ensure optimal system performance, manufacturability, and reliability.Support EVT/DVT/PVT builds and transition to production while producing thorough design documentation and validation reports.

About OLIXAt OLIX, we are at the forefront of revolutionizing AI technology. As the demand for AI continues to skyrocket, the existing infrastructure is struggling to keep pace. Our innovative Optical Tensor Processing Unit (OTPU) is set to redefine performance and energy efficiency, paving the way for groundbreaking advancements in AI hardware.The RoleWe are seeking experienced Senior Compiler Engineers to join our dynamic team focused on developing the machine learning backend (compiler, runtime, and debugger) for our state-of-the-art OPTUs. You will play a crucial role in integrating major ML frameworks such as PyTorch, TensorFlow, JAX, and MXNet with our custom low-level kernel drivers. Your mission will be to ensure optimum performance for a diverse ecosystem of large AI models, collaborating closely with hardware and modeling teams to navigate device trade-offs.Key ResponsibilitiesProject Ownership: Take charge of and deliver projects within your team's roadmap that are critical to achieving impactful technical and business objectives for OLIX.Architect & Build: Design and implement the compiler, runtime, and debugger for PyTorch, TensorFlow, JAX, and MXNet tailored for our custom hardware.Optimize Performance: Utilize advanced optimization techniques (layout, fusion, scheduling, tiling) to eliminate bottlenecks and elevate throughput.Mentor & Uphold Standards: Conduct code reviews, guide peers, and promote best practices in ML backend and performance engineering within your team.Guide Team Direction: Stay ahead of emerging trends in GPU, AI accelerators, and optical computing; propose and prototype innovative solutions.QualificationsA minimum of 5 years of experience in software engineering, predominantly in C/C++ programming.In-depth knowledge of ML framework internals, compiler design, low-level programming, and optimization strategies.Extensive experience optimizing deep learning models using TensorFlow, PyTorch, or JAX.Proficiency in multiple tools and methodologies for compiler development and performance enhancement.

About OLIXAt OLIX, we recognize that artificial intelligence is advancing at an unprecedented pace, far surpassing any technology evolution witnessed before. This rapid growth has unveiled a significant infrastructure deficit, making it increasingly challenging to produce chips or energy facilities swiftly enough to meet demand. Presently, the industry continues to utilize a decade-old hardware framework that has reached its peak efficiency. A revolutionary, more rapid, and efficient paradigm is poised to become the foremost economic opportunity of the coming century, giving rise to the most pivotal company of the next ten years. OLIX is at the forefront of this transformation, developing the Optical Tensor Processing Unit (OTPU) that delivers unmatched performance and energy efficiency, surpassing anything currently available.RoleWe are seeking an experienced Senior Assembly Manufacturing Engineer to oversee our front-end packaging processes as we transition from prototype to large-scale production. This pivotal role is about bringing concepts to life. You will be responsible for defining and managing substrate-level assembly processes, including flip-chip bonding, underfill, reflow, and inspection, while serving as the engineering liaison with contract manufacturers responsible for our hardware production. Setting high standards, you will drive Design for Manufacturing/Assembly (DFM/DFA) with our engineering teams, ensuring that every process is meticulously documented and prepared for volume production. With a proven track record in building and scaling front-end packaging processes, you will focus on yield improvement, knowing that the distinction between successful and flawed processes lies in the details. You thrive on tackling complex challenges on the factory floor, rather than merely documenting them.ResponsibilitiesAssembly Process Engineering & New Product Introduction (NPI)You will define and manage assembly processes for intricate electro-mechanical and opto-electronic module hardware, guiding these from initial prototypes through to production. Responsibilities include creating and maintaining manufacturing documentation such as assembly instructions, work standards, process flows, and build records. You will lead DFM/DFA reviews with the engineering teams to ensure that designs are feasible, repeatable, and cost-efficient. Additionally, you will oversee the assembly processes for substrate-level flip-chip bonding (FCB), ensuring stability and yield from the prototype stage to full production. You will also develop and enhance tooling, fixtures, jigs, and build aids to ensure consistent, high-quality assembly, establish readiness criteria for builds, and facilitate organized transitions from engineering to manufacturing. Your support will extend to NPI builds and pilot production, capturing insights and implementing improvements back into design and process definitions.Production Support & RampYou will assist in production ramp planning and execution, ensuring efficient scaling and operational success.

About OLIXAt OLIX, we are at the forefront of revolutionizing technology. As the demand for artificial intelligence accelerates, we face an unprecedented infrastructure challenge. Traditional hardware approaches are becoming obsolete, and the industry stands on the brink of a transformative paradigm shift. Our flagship innovation, the Optical Tensor Processing Unit (OTPU), sets a new benchmark for performance and energy efficiency, positioning OLIX as a leader in the next century's technological evolution.The Role:We are in search of a skilled and proactive Senior FPGA Engineer to spearhead the design and implementation of control and interface functionalities within our OTPU system. This role encompasses both the delivery of production systems and advanced hardware prototyping, requiring expertise in high-bandwidth architectures, precision timing, transceivers, and sophisticated signal processing pipelines. Collaboration is key, as you will engage with teams across FPGA, ASIC, hardware, optical, and software disciplines.ResponsibilitiesDesign and implement FPGA subsystems and hardware modules tailored for high-performance systems.Develop and optimize high-speed interface subsystems, including PCIe Gen4 and multi-lane transceivers exceeding 25 Gb/s NRZ.Implement and validate link integrity features, encompassing BER measurement and error correction (ECC, including SECDED).Develop and integrate memory interfaces as dictated by system architecture.Contribute to hardware prototyping initiatives in support of silicon development.Work collaboratively with software engineers to facilitate low-level driver development and hardware control.Engage with hardware and optical engineers to ensure seamless system integration and synchronization.Implement timing-critical and real-time control logic.Conduct rigorous testing, validation, and performance optimization under challenging operating conditions.Debug complex hardware–software interactions and resolve system-level challenges.Skills & Experience5+ years of FPGA design experience, with a minimum of 3 years specializing in high-speed interfaces and signal processing pipelines.Strong expertise in VHDL/Verilog, simulation tools, and hardware debugging techniques.Proficient in using development environments and hardware description languages.Experience with FPGA toolchains and design methodologies.Excellent problem-solving skills and ability to work in a collaborative environment.Strong communication skills, both verbal and written.

About OLIXAt OLIX, we are at the forefront of an AI revolution, addressing the rapid growth and demand that has outpaced current infrastructure capabilities. The existing hardware frameworks are reaching their limits, and we are innovating a new paradigm to redefine efficiency and performance in computing. Our groundbreaking Optical Tensor Processing Unit (OTPU) sets a new standard for energy efficiency and performance, positioning OLIX to become a leader in the technology of the future.The Role:As the Engineering Manager for Performance Modelling, you will spearhead a dynamic team of six engineers focused on the architecture specifications of the OTPU. Your role involves validating these specifications through rigorous performance modelling techniques including roofline, functional, cycle-accurate, and power modelling. Collaborating closely with compiler, ASIC, product, and business development teams, you will ensure that architectural decisions align with customer needs and business objectives.We seek a seasoned engineering manager who can inspire a talented team to achieve impactful results for our clients and the business. Your deep technical expertise and proven ability to foster a collaborative and high-performing team culture will be crucial to navigating the complexities of hardware/software co-design.

About G2 - The CompanyG2 stands as the premier global software marketplace, renowned for empowering businesses to achieve their utmost potential through insightful data from genuine software users. By joining G2, you become part of an elite team dedicated to harnessing real user insights to influence strategic decisions.In an exciting merger with Capterra, SoftwareAdvice, and GetApp, we are now the largest repository of online software insights, catering to over 200 million visitors annually and featuring over 6 million verified reviews. Our goal is to enable software buyers to make informed decisions swiftly and confidently.We're just getting warmed up! Our mission is to revolutionize the global B2B software sector, establishing ourselves as the most reliable data source for software buyers and sellers in the AI era.Are you ready to embark on this thrilling journey with us? Join G2 as we scale new heights!About G2 - Our PeopleAt G2, our culture is deeply rooted in our PEAK values—(Performance + Entrepreneurship + Authenticity + Kindness). Being part of G2 means you are contributing to a value-driven, growing global community that supports each other in overcoming challenges and celebrating successes. Together, we tackle ambitious projects that foster personal and professional growth.You will collaborate with a diverse, global team comprising talented and dedicated individuals, each bringing unique experiences and aspirations. Our people-led ERGs play a crucial role in highlighting the diverse identities within our community. We prioritize DEI (Diversity, Equity, Inclusion) and philanthropic initiatives, such as our G2 Gives program, fostering a culture where we all strive to become better individuals.

Omaze connects communities in the UK and Germany with the chance to win luxury homes and life-changing prizes, while raising significant funds for charities. In just five years, Omaze has helped generate over £100 million for organizations including Age UK, the RSPCA, British Heart Foundation, and Great Ormond Street Hospital Charity. The company continues to grow, aiming to drive social impact on a global level. Role overview The Staff Software Engineer role at Omaze in London focuses on technical leadership and engineering strategy for platforms supporting social good. This position covers architectural design, software delivery, and team leadership. The engineer will influence both what gets built and how development happens, with a strong emphasis on developer experience, code quality, and sound engineering practices. What you will do Set and maintain engineering standards, patterns, and best practices across the stack, including TypeScript, AWS, and React. Lead the architecture of complex, cross-functional systems, making decisions that improve performance, scalability, security, and maintainability. Identify and address technical risks early, and drive architectural improvements that streamline processes and increase efficiency. Shape the company's approach to AI-assisted coding by evaluating tools, defining responsible integration standards, and embedding AI into workflows for CI/CD, code review, and testing. Guide the design of agentic systems, focusing on observability, human oversight, and safe autonomy limits. Translate broad business goals into actionable technical solutions. What sets Omaze apart Significant growth as a company with a mission-driven focus. Collaboration with a team committed to making a meaningful difference. Opportunities to work on innovative projects and initiatives. A culture that values hard work, mutual support, and shared success.

About Us:Lunar is an innovative technology company operating in stealth mode, dedicated to developing a transformative software platform for health systems. Our mission is to redefine healthcare with state-of-the-art, AI-driven software that empowers hospitals to provide exceptional care to their patients. Our platform serves as the foundational backbone of modern health systems, revolutionizing clinical and operational workflows on a large scale with the world’s first AI-native hospital information system.This next-generation platform represents a thorough reconstruction of the information infrastructure that supports health systems. From doctors and nurses to pharmacists, lab technicians, coders, billers, and supply chain personnel, as well as patients, Lunar’s software is designed to enhance every aspect of healthcare delivery. We view this challenge as the 'moon landing' of healthcare—an ambitious undertaking that many deem impossible.Supported by leading venture capital firms from Silicon Valley, we champion the effectiveness of a compact, high-performing team of experienced professionals working at the top of their game. We seek individuals who are driven, inquisitive, possess sound judgment, and are committed to producing the best work of their careers.Our hospitals operate on Elixir. We have adopted Elixir for its fault tolerance, concurrency, and scalability—critical attributes for managing real-time patient data in essential environments such as Emergency Departments, ICUs, and Operating Rooms.We are on the lookout for a Staff Software Engineer who is eager to confront some of the most challenging technical issues in healthcare and do so as part of a small, agile, and purpose-driven team. If you take pride in writing clean, resilient code and are enthusiastic about reinventing the software infrastructure for contemporary hospitals, we would love to connect with you.Key Technical Challenges You May Encounter in Your First Six Months:Building a Modern Cloud Architecture from the Ground Up: We have no legacy systems to unravel. We are designing a cutting-edge cloud-native platform centered around Elixir.Developing a Superior Access Control System for Clinical Data: Create a modern access control system with precise permissions that honor clinical data structures and patient data ownership while facilitating population-level insights for enhanced public health.Ensuring Hospitals Remain Operational 24/7: Design and implement infrastructure capable of supporting rolling deployments, failover, and...

Our MissionAt Omnea, we are transforming the enterprise business landscape by addressing the most challenging aspects of procurement. Our aim is to streamline the purchase process, which often drags on for months, involves numerous emails, and requires input from various departments such as Finance, Legal, Security, and IT for approvals.With the backing of $75M from Khosla Ventures, Insight Partners, and Accel, we are revolutionizing this space. Our AI-driven platform integrates every stakeholder, step, and system to ensure that buying is swift, secure, and efficient—providing a singular destination for requests, automated approvals and renewals, real-time supplier risk analysis, and complete visibility of spending.This sector represents a $7B+ untapped market, and our growth trajectory underscores the potential: we have increased our ARR tenfold to double-digit millions in just 18 months, earning the trust of global enterprises like Spotify, MongoDB, Monzo, and Albertsons. Currently, we are recognized as the 4th fastest growing startup in Europe.Our team has previously scaled Tessian (cybersecurity technology backed by Sequoia, Balderton, Accel, and acquired post-Series C). We comprise ex-founders and operators who have successfully grown unicorns and delivered world-class products. You will collaborate with seasoned leaders like Ben, Abs, Sabrina, and Rebe.What We're Looking ForWe are on the lookout for an outstanding, product-oriented Staff Software Engineer (L4) to be a pivotal part of our engineering team and propel Omnea into its next growth phase. In the upcoming year, our team will double in size, our enterprise customer base will expand from around 100 to over 200, and our revenue is projected to triple. This role is for a senior individual contributor focused on domain-level impact, where you will utilize your deep technical expertise to influence systems, architecture, and product outcomes—without formal team leadership or people management obligations.You will join us at a critical juncture. We have recently secured $50M in Series B funding from ....

About DialpadDialpad is a premier AI-driven customer communications platform, revolutionizing how businesses engage with their customers. With over 50,000 companies globally—such as Netflix, RE/MAX, Uber, Randstad, and Tractor Supply—Dialpad is trusted for fostering robust customer connections through real-time, AI-enhanced insights. For more information, visit dialpad.com.Join the Dialpad TeamAt Dialpad, you'll become part of a dynamic team committed to our mission of ensuring our customers and their employees achieve unparalleled success. We value every interaction and are enhancing each one with a platform that provides real-time insights and automation for our users.We embrace continuous improvement, encouraging every employee to utilize cutting-edge AI to refine our platform and their skills. We seek individuals who meet our high standards and strive to exceed them. Our goals are ambitious, and achieving them requires a team that operates at the highest level. We look for individuals who are not only driven but also embody the core traits that define our success: Scrappy, Curious, Optimistic, Persistent, and Empathetic.Your RoleAs a Software Engineer on the Integrations team, you'll play a pivotal role in developing Dialpad’s essential native integrations. These integrations facilitate seamless real-time automations and data exchanges between Dialpad and complementary platforms, ensuring our shared customers enjoy a cohesive experience. This includes integrations with Agentic AI, CRMs, ticketing systems, workforce management tools, and industry-specific sectors such as Recruiting, Retail, and Healthcare. You will closely collaborate with engineering peers, product leaders, business executives, Dialpad customers, and external partners. This role will focus on integrations compatible with Agentic AI.This position reports to our Engineering Manager and can be based in our London office. Please note, this is a hybrid position with an expectation to be in the office 2-3 times per week.

Who We AreSamsara (NYSE: IOT) is at the forefront of the Connected Operations™ Cloud, a transformative platform that empowers organizations reliant on physical operations to capitalize on Internet of Things (IoT) data. Our mission is to enhance the safety, efficiency, and sustainability of the foundational sectors driving the global economy. Representing over 40% of global GDP, these industries—including agriculture, construction, field services, transportation, and manufacturing—are critical infrastructure, and we are excited to lead their digital transformation.Joining Samsara means you will play a vital role in defining the future of physical operations. You'll collaborate with a dynamic team focused on developing innovative product solutions such as Video-Based Safety, Vehicle Telematics, Apps and Driver Workflows, and Equipment Monitoring. As a recently public company, we provide the autonomy and support needed to make a significant impact as we build for the long term.About the Role:In this newly established Staff Software Engineer position, you will design the technical architecture necessary for global fleet sustainability, focusing on digitizing the vast transport and infrastructure sectors that support our world. Our goal goes beyond traditional cost-saving measures; we prioritize resource efficiency on a global scale.At Samsara, our Staff Engineers are proactive technical leaders who integrate high-level architectural strategies with a determined builder mindset. They operate with empowered autonomy, addressing the most complex challenges at the intersection of physical and digital operations.Unlike conventional architects, they maintain a close connection to the implementation, actively contributing to the codebase to foster rapid innovation and sustain development momentum. Their leadership serves as a force multiplier, elevating the technical capabilities of the team through insightful mentorship and pragmatic decision-making, ensuring that every line of code has a measurable impact on the world’s essential industries.In this role, you will spearhead the technical strategy for our Sustainability suite—transforming raw, inconsistent sensor signals into high-fidelity data for precise energy monitoring, and constructing the intricate global infrastructure necessary for fleet electrification.

At Ripple, we are pioneering a transformative world where value transfers seamlessly, akin to the flow of information in today's digital landscape. Our vision is ambitious and impactful, and we are already making strides toward this goal. Through our innovative cryptocurrency solutions tailored for financial institutions, businesses, governments, and developers, we are enhancing the global financial ecosystem, fostering economic equity, and expanding opportunities for individuals across the globe. Join us to achieve remarkable professional growth and make a significant difference in the world of finance.If you are eager to witness your contributions in action and unlock exceptional career advancement opportunities, come aboard and help us create authentic value in the real world.The RoleAs a Staff Engineer specializing in Front End development, you will contribute to Palisade, Ripple's flagship wallet-as-a-service platform. This platform empowers businesses, fintech firms, and banks to create innovative digital asset treasury, payment, and exchange solutions.

Ebury is on a mission to empower ambitious businesses to achieve global growth. We extend the same philosophy to our team members, promoting innovation, collaboration, and problem-solving in an inclusive environment where everyone feels valued, supported, and empowered to thrive.If you are a collaborative individual eager to revolutionize global business operations, we encourage you to reach out. Join us at Ebury and accelerate your career while shaping the future of finance.Join Our Team as a Staff Software Engineer (Enabling Teams)Location: London Office - Hybrid: 4 days in the office, 1 day remoteEbury is seeking highly skilled and motivated Staff Software Engineers to enhance our engineering division in London. This is a remarkable opportunity to make a significant impact within a leading FinTech firm. As a Staff Software Engineer, you will be a crucial member of our team from day one, contributing to mission-critical projects and deploying production code within your first week. Your role will involve collaboration with various product squads alongside Engineers, Product Designers, and Product Managers. We expect you to tackle complex challenges and guide your team to make informed trade-offs. You will be immersed in both the intricate details and the overarching vision of our projects. Additionally, you'll play a pivotal role in engineering leadership and cultivate strong relationships with stakeholders across the organization. We are committed to identifying and nurturing future technical leaders; for those who exhibit exceptional performance and potential, we offer an accelerated career progression path.

Join us at Engine by Starling, where we collaborate with top-tier banks globally to revolutionize banking through our cutting-edge technology.Engine operates as Starling's software-as-a-service (SaaS) division, initially designed to fuel Starling's growth. Two years ago, we transitioned into an independent entity, enabling banks and financial institutions worldwide to leverage our innovative platform.Starling Bank has experienced remarkable success, largely due to our proprietary technology, which enhances digital features and streamlines back-office operations. As a team, we embrace a hands-on approach, striving for outstanding results for our clients. We are driven by values such as Listening, Simplicity, Integrity, Ownership, and Striving for Excellence.Hybrid Work EnvironmentWe promote a hybrid work model at Engine, encouraging team members to work within a commutable distance from our office to foster collaboration and interaction.About Engineering at Engine by StarlingWe seek talented Backend Software Engineers to enhance our Engine Platform by developing new extensions and integrations for our card processing system, ensuring it stands out for banks worldwide.Our engineers are passionate about delivering innovative features, regardless of their primary tech stack. Discover more about our team through our day-to-day insights and initiatives with Women In Tech.

About AnthropicAt Anthropic, we are dedicated to developing AI systems that are not only reliable and interpretable but also steerable. Our goal is to ensure that AI technologies are safe and beneficial for both our users and society at large. We are a rapidly expanding team of passionate researchers, engineers, policy experts, and business leaders collaborating to create positive and impactful AI solutions.About the RoleWe are on the lookout for talented and experienced Software Engineers to enhance our Continuous Integration (CI) team within the Developer Productivity organization. The CI team is tasked with maintaining the infrastructure that allows hundreds of engineers to deploy code to production efficiently and safely. Joining this team means you will play a crucial role in boosting the speed and reliability of Anthropic's research and product development.The CI team oversees Anthropic's comprehensive continuous integration system, which encompasses:CI Infrastructure: Designed to automate testing and ensure code quality across our rapidly growing monorepo.Test Infrastructure: Operates on Kubernetes across multiple cloud providers, facilitating intelligent test selection, execution, and reporting for a complex suite of tests.Merge Queue Management: Implements intricate branching strategies to uphold code quality at scale.CI Tooling and Automation: Focused on enhancing developer productivity and minimizing operational overhead.

Join Us in Revolutionizing the Fashion Supply Chain!Each year, the fashion industry generates over 100 billion garments, with a staggering 60% ending up in landfills. This waste isn't due to lack of demand; rather, the secondhand fashion supply chain is outdated, manual, and inefficient.At Fleek, we are dedicated to transforming this reality. Our goal is to establish secondhand fashion as the preferred choice for consumers. We are developing an innovative infrastructure that empowers the global secondhand clothing market through a B2B marketplace and AI-driven systems that streamline the supply chain.Fleek enables vintage boutiques, online resellers, and retail buyers to access high-quality graded secondhand inventory directly from wholesalers and rag houses worldwide. Central to our operations is FleekSort, an advanced AI model specifically trained on secondhand fashion, capable of grading, pricing, and categorizing items using just a photo. This technology transforms what has traditionally been a fragmented and manual trade into a cohesive, searchable, and tradable global inventory system.Since our inception in 2022, we have successfully diverted 9 million items from landfills and have experienced consistent year-on-year growth. With approximately $50 million raised from distinguished investors including a16z, Y Combinator, Burda Principal Investments, and HV Capital, we have recently completed our Series B funding round. Our advisors and private investors include industry veterans from Depop, Shopify, and Postmates.Currently, we serve thousands of resellers and retailers across the UK, Europe, and the US. With the secondhand fashion market projected to soar to $350 billion by 2027, Fleek is poised to become the AI-driven operational and financial backbone of secondhand commerce on a global scale.We are in search of passionate individuals eager to build impactful solutions and thrive in a fast-paced environment. If this excites you, continue reading!About This RoleAs the most senior engineering position within our organization, you will oversee the Demand product, which is crucial for driving revenue, growth, and customer engagement across mobile, web, and backend platforms. You will lead a talented team of approximately five engineers based in London, report directly to our CTO, Sanket Agarwal (formerly of Google and Postmates), and collaborate closely with our Product and Design teams.You will be responsible for everything that affects buyer conversion, retention, and growth speed.Why This Role Is UniqueAt Fleek, the Demand function is our most commercially vital area. You will not merely offer advice as a Staff engineer; you will have ownership over the entire system that transforms supply into revenue.Fleek is at the forefront of digitizing an industry that has yet to embrace technology. There are no established guidelines for creating a transaction layer around secondhand fashion at a wholesale scale, where each item is distinct...

9fin is looking for a Staff Engineer to join the team in London. This position centers on building scalable systems and advancing the company’s financial data analytics platform. Staff Engineers at 9fin help set technical direction and have a direct impact on product quality. Role overview This role involves both hands-on engineering and collaboration with peers. The work supports evolving data and user needs, with a focus on reliability and performance. What you will do Design and develop systems that handle increasing data volumes and user demands Collaborate with fellow engineers to strengthen analytics features Offer input that shapes product features and influences the customer experience Location This is an on-site role based in London.

POS-22139This position offers flexible work options: Office, Hybrid, or Remote within the UKAt HubSpot, we are dedicated to equipping businesses with state-of-the-art AI technologies, and our AI Infrastructure group plays a pivotal role in this mission. We are looking for a Staff Software Engineer who is passionate about infrastructure and improving the developer experience to join our dynamic AI Serving team. This team is responsible for managing HubSpot's end-to-end model inference and serving infrastructure, ensuring that AI models are deployed reliably, scaled appropriately, and remain cost-effective across various environments, while also serving as the cornerstone for modern Python development at HubSpot.The AI Serving team is in charge of the frameworks and libraries that facilitate synchronous, asynchronous, and offline inference, including model deployment pipelines, autoscaling, and resource management for both GPU and CPU. Our roadmap is focused on enhancing batch inference reliability and efficiency, advancing model observability, and optimizing AI infrastructure costs. Additionally, we are the custodians of essential Python libraries and tools within HubSpot.As a Staff Software Engineer on the AI Serving team, your responsibilities will include:Developing and deploying production-level code that directly enhances AI capabilities across HubSpot, serving as a crucial component for user and business impact at scale.Driving the advancement of our model serving and inference infrastructure, with an emphasis on reliability, scalability, and cost efficiency.Setting the technical direction for deploying and operating ML models at scale, influencing decisions on architecture, cost management, and developer experience.Collaborating closely with Machine Learning Engineers, Product Software Engineers, and other Infrastructure teams to streamline model deployment and serving processes.Gaining in-depth exposure to a variety of HubSpot infrastructure systems by building and maintaining core Python libraries, providing an excellent opportunity to understand HubSpot's operations in detail.Engaging with HubSpotters across the organization—from engineering and product to design, research, marketing, and sales—to gain insights into how HubSpot functions as a business.Being encouraged to bring your authentic self to work and to choose a work style and location that enables you to perform at your best, whether that be from home, in an office, or a combination of both.We are not solely seeking engineers with extensive experience; we are looking for individuals who have demonstrated unique excellence, leadership qualities, and the ability to uplift those around them.