Lead Engineer for Vault Core Engineering

About the Role Shawbrook Bank is looking for a Lead Engineer to join the Vault Core Engineering team in London. This position plays a key part in shaping and developing the bank’s core banking systems. The Lead Engineer sets technical direction, supports the team, and ensures solutions meet high standards for quality and performance. What You Will Do Drive e…

About UsAt Taptap Send, we are on a mission to revolutionize cross-border financial services for emerging markets, enabling families to thrive, bolstering local economies, and transforming access to essential financial services for millions.Since our inception in 2019, we have redefined the movement of money across borders, operating in six of the seven continents and serving both bustling and underserved remittance corridors. We are capitalizing on a major transition from traditional banking to mobile technology, bringing digital finance to regions previously excluded from such services. Our next phase of expansion will introduce a suite of services and products tailored to enhance financial accessibility for diaspora communities, including local card offerings and additional savings and payment features.We are experiencing rapid growth, supported by prominent investors, and scaling a product that harmonizes real-world impact with state-of-the-art fintech innovation.Here are some highlights about us:Founded by Harvard alumni and seasoned entrepreneurs who previously created Segovia (acquired) and GiveDirectly (over $300M revenue, fastest-growing NGO globally).Supported by leading investors including Spark Capital, Canaan, Reid Hoffman, Breyer Capital, Unbound, Wamda, and others.Composed of top-tier talent from companies like Bain, Google, McKinsey, Uber, Checkout, and Bolt - we prioritize agility, humility, and a deep commitment to our mission.A truly diverse global team - over 250 individuals from more than 50 nationalities, speaking over 50 languages.Guided by our core values - ownership, impact, humility, and heart, reflected in our actions.The RoleWe are seeking a Senior Product Engineer to join our expanding engineering team to define, develop, and enhance features for our client-facing product. Collaborating closely with Product, Operations, Customer Support, Growth, and other departments, you will design and implement a reliable, intuitive, and user-friendly experience for our customers. As an early team member, your influence will extend to shaping our culture, processes, and standards.Taptap Send's cross-platform mobile application is built using React Native and TypeScript, interfacing with a backend service developed in Kotlin, complemented by a PostgreSQL database, all hosted on AWS and managed through Terraform and Ansible. This role focuses primarily on frontend development, but you will have abundant opportunities to engage with backend and infrastructure technologies.

Mendix builds a low-code application development platform used by organizations worldwide to launch new ideas quickly. Since joining Siemens in 2018, Mendix has blended the scale of a global software company with the flexibility of a fast-growing team. The Solutions Engineer - Core AI position is available in several cities: London, Rotterdam, Amsterdam, Munich, Berlin, Erlangen, Frankfurt, or Stuttgart. This role centers on developing and scaling hybrid agentic workforces by combining low-code tools, AI, data, and system integrations. The goal is to help organizations efficiently create and orchestrate agents and applications. What you will do Design and build customer-facing prototypes and lighthouse projects to test and validate AI-driven integration scenarios. Lead strategic workshops and technical sessions with both customers and internal teams, focusing on agentic AI workflows and advanced integrations. Transform successful customer projects into reusable assets, such as reference architectures, blueprints, accelerators, and scalable patterns. Act as the technical lead for agentic system design, guiding tool selection, orchestration, and multi-agent strategies. Develop and manage complex integration architectures to ensure smooth operation across diverse platforms.

We are seeking a dynamic and experienced Engineering Manager to lead the Core Experience team at Spotify. In this role, you will be responsible for driving engineering excellence and fostering innovation within a talented group of engineers. You will work closely with product management to develop strategies and execute on projects that enhance the user experience across our platform.Your leadership will be pivotal in creating a collaborative and inclusive team environment, where creativity thrives and technical challenges are met with enthusiasm.

About the Role Spotify is hiring a Backend Engineer to join the Core Infrastructure team in London. This group builds and maintains backend systems that keep Spotify running smoothly for millions worldwide. What You Will Do Design, develop, and maintain backend infrastructure that supports Spotify’s global platform Work with a team focused on delivering scalable and reliable systems Contribute ideas and code to improve performance and resilience Who We’re Looking For Experience building backend systems at scale Interest in infrastructure and platform engineering Curiosity and drive to solve technical challenges for a global user base This position is based in London.

Join our dynamic team at ben as an Engineering Lead. In this pivotal role, you will oversee engineering projects, lead a talented team of engineers, and drive innovation to meet the strategic goals of the company. Your expertise will be crucial in shaping the engineering direction and ensuring high-quality outcomes.

About UsPhysicsX is a pioneering deep-tech company that blends expertise in numerical physics and the high-speed world of Formula One. Our mission is to drive hardware innovation at an unprecedented pace, leveraging the power of software.We are developing an AI-enhanced simulation software platform aimed at transforming engineering and manufacturing processes across advanced industries. By facilitating high-fidelity, multi-physics simulations through AI inference throughout the entire engineering lifecycle, PhysicsX empowers engineers to achieve exceptional levels of optimization and automation in design, manufacturing, and operations. Our clientele includes top-tier innovators from Aerospace & Defense, Materials, Energy, Semiconductors, and Automotive sectors.The RoleWe are creating a platform that allows Data Scientists and Simulation Engineers to seamlessly build, train, and deploy Deep Physics Models. Our platform caters to multiple tenants within highly regulated industries, making advanced identity, access control, and operational visibility integral to our operations.We are in search of a Senior Software Engineer to join our Core Services team. This team is responsible for constructing the foundational elements that provide our customers with unparalleled capabilities. For too long, engineers have relied on outdated, siloed tools from the 90s. We aim to revolutionize this by enabling secure, permissioned collaboration at the vanguard of AI.In this role, you will design and develop enterprise-grade systems that facilitate this transformation. From fine-grained permissions to comprehensive instrumentation, you will create the essential components that every product within PhysicsX will utilize, ensuring that every user, service, and workflow is securely identified, appropriately scoped, and fully observable. You will take ownership of the infrastructure that maintains our platform's trustworthiness, transparency, and readiness for the future of engineering and manufacturing.

About Neo4j:Neo4j is the premier graph intelligence platform designed to convert data into actionable insights, facilitating the development of cutting-edge intelligent applications and AI systems. With enterprise-ready knowledge graphs that ensure accuracy, explainability, and governance in AI, we offer the most extensive, reliable, and user-friendly graph capabilities compatible with any environment and data source. Our community includes 84 of the Fortune 100 companies, making us a trusted name in the industry.Our platform is engineered for seamless integration across all clouds, delivering dynamic, personalized, and autonomous AI solutions. We pride ourselves on providing rapid results and contextual knowledge, impacting customers and employees alike.Our Vision:At Neo4j, we continuously strive to help the world unravel the complexities of data. As the interconnectivity of business, society, and knowledge evolves, our technology fosters innovation, enabling organizations to discover and comprehend data relationships. We are at the forefront of the graph database sector, redefining how organizations utilize data to innovate and maintain a competitive edge.The Role:Are you passionate about tackling sophisticated computer science challenges? Do you want to collaborate with a team that prioritizes user success and values open intellectual discourse? We are on the lookout for a skilled backend engineer to join our dynamic Kernel team, adept at overcoming technical challenges and producing high-quality code. You will be a vital part of a talented, energetic, and enjoyable team of engineers dedicated to advancing our storage engines, transaction handling, indexing, data importing, and page caching to enhance the core of our graph database. This role includes collaboration with an international team based in both Malmö and London.Responsibilities:Develop and deploy new features for the core of our leading graph database.Produce high-quality, testable, and efficient code.Encourage innovative ideas, actively participate in feature discussions and roadmap prioritization.Integrate research and emerging technologies into our systems.

At Menlo Security, our mission is to empower secure connections, communications, and collaborations across the globe without compromising safety. The urgency of this mission has only intensified due to the COVID-19 pandemic, as we serve a diverse clientele that includes Fortune 500 companies, 9 out of 10 of the largest global banks, and the Department of Defense.As we embark on the next phase of our growth journey—expanding from 400 employees to an even larger team—we are in search of passionate and empathetic individuals. The ideal candidate is ethical, highly organized, detail-oriented, service-driven, and possesses the humility to accept feedback while being confident enough to offer it.Menlo Security is backed by prestigious investors including Vista Equity Partners, General Catalyst, JPMC, American Express, HSBC, and Ericsson Ventures, providing us with the resources needed for ambitious growth.About the RoleAs a Platform Infrastructure Engineer, you will play a pivotal role in building and operating Menlo Security's Infrastructure Platform. Collaborating with our engineering teams, you will facilitate secure customer connections to the Internet across a globally distributed environment. Our approach anticipates failure, integrates security by design, fosters evolvable systems, and supports multi-tenancy across our infrastructure. Automation is not just a practice for us—it’s a core value.We are dedicated to executing tasks with precision and efficacy the first time around.Joining our skilled team, you will manage our core infrastructure services and oversee the continuous growth of our platform. The team operates a sophisticated cloud-native infrastructure utilizing Google Kubernetes Engine and virtual machines across multiple global environments from development to production. We implement Infrastructure as Code using Terraform and Spacelift orchestration, deploying services through Helm charts. Our platform prioritizes a security-first design, comprehensive observability, and multi-region resilience. Success in this role entails engaging with a vast VM fleet in AWS and GCP, utilizing Kubernetes, writing Infrastructure as Code, and possessing a passion for automation and reliability engineering.

We are seeking a dynamic and experienced Engineering Lead to join our innovative team at dev2. In this pivotal role, you will spearhead engineering projects, mentor a talented group of engineers, and collaborate with cross-functional teams to drive the success of our cutting-edge solutions.The ideal candidate will possess a proven track record in engineering leadership, demonstrating both technical expertise and a passion for fostering a collaborative team environment. You will play a crucial role in shaping our engineering practices and ensuring the delivery of high-quality products.

At Thought Machine, we are on a transformative mission to eradicate outdated technology from banks across the globe. We have pioneered a modern banking infrastructure with our core and payments technology, which operates seamlessly in the cloud. Our ambitious endeavor requires exceptional talent committed to crafting outstanding technology.Having rapidly expanded over the past few years, our team now boasts over 550 dedicated professionals in offices spanning London, New York, Singapore, Sydney, and our new Engineering Hub in Lisbon. With over £500 million raised in funding from notable investors including Molten Ventures, Eurazeo, Intesa Sanpaolo, Temasek, Nyca Partners, JPMorgan Chase Strategic Investments, and Standard Chartered Ventures, we are poised for significant growth.We foster a vibrant workplace culture that encourages our team to produce industry-leading work while enjoying the journey. Frequently recognized for our exceptional workplace environment, we have garnered accolades from Sifted magazine for one of the highest Glassdoor ratings among UK fintech companies and offer one of the most generous employee share packages in the industry. Additionally, we have been named one of the world’s most innovative fintechs by Global Finance Magazine, and the Financial Times has listed us as one of Europe’s fastest-growing companies for two consecutive years, along with being recognized as a UK Best Employer for 2026.The Vault Payments team is at the forefront of redefining payment processing for financial institutions burdened by outdated systems. Our goal is to revolutionize how these institutions handle payments through the development of a top-tier universal payment engine, Vault Payments, which is our second product offering.As we embark on the next phase of Vault Payments’ evolution, you will join at a crucial juncture where the product is live with initial clients. The ideal candidate is a self-motivated individual with strong commercial instincts, capable of strategic thinking and decisive action to propel the product forward.In this role, you will take ownership of the product roadmap and delivery for the Vault Payments portfolio, collaborating closely with Go-to-Market and Engineering leadership to drive both revenue and product development. Your cross-functional interactions with partnerships, compliance, legal, and partner product teams will be essential in crafting key use cases that delight our clients.

Join our dynamic team at Caribou as an Engineering Lead. In this pivotal role, you will lead a talented group of engineers to drive innovation and excellence in our engineering projects. You will collaborate closely with cross-functional teams to deliver high-quality solutions that meet our business objectives.As an Engineering Lead, you will leverage your technical expertise and leadership skills to mentor junior engineers, oversee project timelines, and ensure adherence to best practices in software development. Your contributions will be critical in shaping the future of our engineering initiatives.

Join physicsx as a Senior Software Engineer specializing in Site Reliability Engineering (SRE). In this pivotal role, you will be responsible for enhancing our core infrastructure, ensuring reliability, scalability, and performance of our software systems. You will work with a talented team to design, implement, and maintain robust solutions that meet the needs of our users.As a senior engineer, you will also mentor junior team members, contribute to architectural discussions, and drive best practices in software development and operations.

Please note: this position requires relocation to our Milan office.About SatispaySatispay is on a mission to transform everyday transactions, making payments straightforward, equitable, and accessible for all. We aspire to redefine the future of finance, empowering millions with a collective goal to address significant challenges. Our journey is just beginning.Joining our Core Team means engaging with essential systems that include managing relationships with external banks, orchestrating payments, and establishing the foundational infrastructure for Identity and Access Management. Our team also oversees risk management services, specifically credit risk evaluation and fraud detection.We value agility, bold thinking, and mutual trust, fostering an environment where challenging the status quo is encouraged, and continuous learning is a priority. If you seek more than just another job and wish to contribute to impactful projects alongside a skilled team, look no further.Key ResponsibilitiesAs a Staff Software Engineer within the Core Team, you will play a pivotal and strategic role in developing the backbone of our payment platform. You will work on mission-critical engines that empower Satispay, ensuring reliability, consistency, and security for millions of users.Daily tasks will include:Define Technical Strategy: Establish the long-term technical vision for critical domains, architecting complex subsystems that serve as the company's foundation, while balancing cross-product needs with speed and reliability.Architect Core Financial Systems: Design and scale high-throughput engines responsible for our transaction ledger, payment orchestration, and external bank integrations, ensuring accuracy and availability of our 'source of truth.'Own Identity & Security Infrastructure: Develop and maintain the base infrastructure for Identity and Access Management (IAM), including authentication and authorization layers that secure our users.Engineer Risk & Fraud Solutions: Create and enhance sophisticated services dedicated to credit risk management and fraud detection, implementing real-time protective logic for the company.

About Anaplan Anaplan builds AI-powered scenario planning and analysis tools that help businesses make smarter decisions. Over 2,400 organizations worldwide, including Fortune 50 leaders like Coca-Cola, LinkedIn, Adobe, LVMH, and Bayer, rely on Anaplan’s platform to stay competitive. Our teams share a strong commitment to client success and a culture that values innovation, diverse perspectives, and celebrating achievements at every level. We focus on strategic goals, value-driven work, and disciplined execution, creating space for growth, recognition, and connection. Role Overview: Principal Infrastructure Engineer Anaplan is hiring a Principal Infrastructure Engineer to lead the design and deployment of a multi-region HashiCorp Vault platform. This role serves as the Subject Matter Expert for secrets management and governance, supporting hundreds of engineers and global clients. This is a hybrid role based in London, with at least two days per week in the office. What You Will Do Architect, design, and implement a new multi-region HashiCorp Vault platform on public cloud infrastructure. Own the solution architecture, maintaining high-quality design documents and Architecture Decision Records (ADRs). Develop and test strategies to ensure platform resilience, including performance, Disaster Recovery (DR), and High Availability (HA). Act as the primary SME for Vault and modern secrets management, promoting best practices across the organization. Work closely with stakeholders, platform teams, and software engineers to integrate their services securely with the Vault ecosystem. Partner with Security to define and meet control requirements for the Vault platform, covering policy standards, privileged access, audit/evidence, and compliance needs. Lead regular security discussions and maintain a proactive security posture within the company.

At Thought Machine, we are on a daring mission to liberate the world's banks from outdated legacy technologies. Our innovative approach has led to the development of cutting-edge core and payments technology that operates seamlessly in the cloud. Achieving this ambitious goal demands exceptional talent collaborating to create outstanding technology.Our rapid growth has led us to expand our team to over 550 professionals across offices in London, New York, Singapore, Sydney, and our new Engineering Hub in Lisbon. We have successfully raised over £500 million in funding, attracting esteemed investors such as Molten Ventures, Eurazeo, Intesa Sanpaolo, Temasek, Nyca Partners, JPMorgan Chase Strategic Investments, Standard Chartered Ventures, among others.We pride ourselves on fostering a workplace culture that empowers our team to deliver the highest quality work in the industry while enjoying the journey. Regularly acknowledged for our exceptional workplace environment, we have been recognized by Sifted magazine as having one of the highest Glassdoor ratings among UK fintech companies, as well as offering the most generous employee share packages in the industry. Our innovative spirit has earned us accolades from Global Finance Magazine as one of the world's most innovative fintechs and recognition from the Financial Times as one of Europe’s fastest-growing companies for two consecutive years, alongside being named a UK Best Employer for 2026.Vault Core, our flagship core banking platform, is built to support a diverse range of banking products, from mortgages and savings to intricate corporate lending, utilizing our unique, Python-based Smart Contracts. Currently, over 50 clients, including several Tier 1 banks with systemic importance, rely on Vault Core for their most critical banking operations. This platform can be either self-hosted by clients or utilized as a SaaS solution managed by Thought Machine, with compatibility across major cloud providers such as AWS, GCP, and Azure.This highly technical role will see you collaborating closely with Engineering leadership to address challenges surrounding data integrity and consistency, performance at scale, and optimizing the developer experience for those launching financial products on our platform. You will be responsible for defining APIs and user journeys that enable our clients to provide exceptional experiences to their customers, while accommodating the various banking institutions we partner with and their unique products and operational methodologies.This position is ideal for a professional who excels at the intersection of technical complexity and high-level product strategy, possessing strong commercial instincts. You recognize that the success of our clients hinges on a platform that is not only functional but also boasts best-in-class design, performance, and resilience. By fostering alignment across Engineering and product teams, you will drive the development of solutions that meet our clients' needs.

ten-group is hiring a Lead Engineer based in London. This position centers on leading engineering projects and working with teams across the business to create and improve technology solutions. Role overview The Lead Engineer will manage and mentor a group of engineers, providing direction and support to help the team deliver strong results. Collaboration with colleagues from different departments is a key part of the role, as is a focus on designing, building, and refining technical solutions. What you will do Oversee engineering projects from design through implementation Work closely with cross-functional teams to develop and optimize technology Guide and support engineers to maintain high standards in project delivery Requirements Experience leading engineering teams or projects Strong interest in technology and technical problem-solving Comfortable collaborating with diverse teams

Lead DevOps EngineerJoin our dynamic team at methods, where we are seeking a proactive Lead DevOps Engineer passionate about problem-solving and innovative solution design. This role empowers you to take charge of our delivery platforms and shape the technical direction across various teams and clients. Embrace the unique opportunity to blend hands-on engineering expertise with leadership, mentoring, and stakeholder engagement.As a key player in agile delivery teams, you will significantly influence how DevOps principles are integrated into enterprise environments, driving efficiency and performance.Key ResponsibilitiesOversee the design and enhancement of CI/CD platforms and workflows.Own and resolve complex technical challenges from inception to implementation.Establish and advocate for engineering standards and best practices.Architect Infrastructure as Code solutions tailored for cloud and hybrid platforms.Provide technical guidance within delivery teams.Mentor and nurture the growth of junior and mid-level engineers.Conduct thorough reviews of designs, code, and pipelines.Collaborate closely with architects, product owners, and stakeholders.Effectively communicate trade-offs and decisions.Contribute to roadmap planning and technical strategy.

Join Spotify as a Senior Mobile Engineer within our Core Infrastructure team, focusing on Connectivity. You will play a pivotal role in developing cutting-edge mobile applications that enhance connectivity for our global user base. Collaborate with cross-functional teams to drive innovative solutions and improve user experiences on our platform.

At OakNorth, we're dedicated to empowering the UK's most ambitious businesses. Since our establishment in 2015, we have successfully lent over $21 billion across the UK and US, contributed to the creation of more than 58,000 new homes, and generated 36,000 new jobs, all while supporting hundreds of thousands of personal savers and invigorating the UK economy.Team Mission The Core Banking team is responsible for the foundational systems that drive our financial products, ensuring the integrity of our data and processes.As a Senior Fullstack Engineer, you will oversee the financial accounts domain, focusing on the design, development, and lifecycle of financial products that are compliant, scalable, and seamlessly integrated with our ledger and third-party systems.Your role will involve managing our ledger (Thought Machine Vault Core), ensuring its integration, data integrity, and facilitating technical migrations while collaborating closely with the Thought Machine team.You will be tasked with building resilient, event-driven systems that maintain data consistency and traceability across our internal platforms and external services.Additionally, you will support financial and regulatory reporting, including reconciliations and compliance obligations such as FSCS, providing the necessary systems and data models that ensure auditability, accuracy, and trust, from customer balances to external reports.