Senior Data Scientist at Roku | Manchester, United Kingdom

Teamwork Makes the Stream Work. Join Roku as We Revolutionize Television ViewingRoku stands proudly as the leading TV streaming platform in the U.S., Canada, and Mexico, with ambitious goals to empower every television globally. As pioneers in the streaming industry, our mission is to connect the entire TV ecosystem. We link consumers with their favorite con…

Join Our Dynamic Team at Roku! Transforming Television Viewing ExperienceRoku stands as the leading TV streaming platform across the U.S., Canada, and Mexico, with a vision to revolutionize television worldwide. We were the pioneers of streaming to the TV, and our mission focuses on connecting the complete TV ecosystem. Our platform brings consumers closer to their favorite content, supports publishers in building and monetizing vast audiences, and provides advertisers with unique tools to engage viewers.From day one at Roku, your contributions will not just be valued but will also significantly impact millions of TV streamers globally, all while gaining diverse experience across various fields. About Our TeamAt Roku, we are at the forefront of innovation in the streaming industry. Our team, comprising diverse experts, is responsible for designing and implementing the services that form Roku's browsing and discovery platform. This platform is integral to The Roku Channel, offering an extensive selection of free and premium entertainment to millions worldwide. About the PositionWe are on the lookout for a Senior Software Engineer experienced in building scalable services. With our growing user base relying on us for quality movies, TV shows, and news, the focus on scalability, reliability, fallbacks, and automation is paramount as we continuously enhance our platform. Collaborating closely with our product team, we take pride in rapidly iterating features from prototypes to A/B testing and final release. As we are still in the early stages of this platform, there are many challenging and exciting problems to tackle.The ideal candidate will possess a boundless curiosity and the ability to blend a global perspective with locally relevant execution. A gritty problem solver and self-starter, you will drive initiatives with both the product and commercial teams at Roku, as well as with external strategic partners. The successful candidate will exhibit a balance of technical and interpersonal skills, with adaptability to swiftly respond to evolving business needs.

Teamwork Makes the Stream Work! Roku is Revolutionizing TV ViewingRoku is the leading TV streaming platform in the U.S., Canada, and Mexico, with a vision to empower every television globally. We pioneered streaming to the TV and strive to be the platform that connects the entire TV ecosystem. Our mission is to link consumers with their favorite content, assist publishers in building and monetizing large audiences, and offer advertisers unique opportunities for consumer engagement.From the moment you join Roku, your contributions will matter. We are a rapidly growing public company where everyone plays a vital role. Enjoy the chance to delight millions of TV streamers worldwide while gaining valuable experience across various disciplines. About The TeamThe Roku Enterprise Engineering team is dedicated to building a robust, integrated, and scalable platform that underpins critical business processes across the organization. As a key component of Roku's corporate strategy, this team automates workflows across various Business Systems, including Supply Chain, Finance, Sales Operations, and Human Resources. By challenging traditional workflow automation approaches, the team utilizes cutting-edge engineering practices and API-driven design to enhance internal processes and deliver innovative solutions.The team's expertise encompasses a broad array of technologies, including Java and Python-based MicroServices, AWS/GCP cloud backend systems, Big Data technologies such as Hive and Spark, and modern web applications. With a globally distributed presence across the US, India, and Europe, the team thrives on collaboration, bringing together diverse perspectives to tackle complex challenges. Their success is driven by a shared commitment to technical excellence, creativity, ownership, and a collaborative spirit that delivers impactful results for Roku's business operations. About The RoleAs a senior technical lead, you will be a platform services developer focused on crafting innovative solutions using modern software frameworks and paradigms. You are self-motivated and adept at problem-solving, with a proven track record in building large-scale software platforms and applications. Your execution-focused approach will help you establish a reputation for consistently delivering projects on time.

Teamwork Makes the Stream Work. Join Roku in Transforming the Way the World Watches TVAs the leading TV streaming platform in the U.S., Canada, and Mexico, Roku is on a mission to empower every television worldwide. We have revolutionized streaming technology, connecting consumers to beloved content while enabling content publishers to grow their audiences and offering advertisers unique engagement opportunities.Your journey at Roku begins with impactful contributions on day one. We are a rapidly growing public company where every individual plays a vital role. You will have the chance to delight millions of TV streamers globally, gaining invaluable experience across various disciplines. Meet the TeamThe UI Systems team at Roku develops the high-performance engines and core graphics infrastructure that power millions of devices. We manage low-level C++ frameworks, rendering pipelines, and system architectures that ensure seamless navigation and compelling animations. Our collaborative, high-trust environment allows us to work closely with firmware and silicon teams to push the limits of what's achievable on embedded hardware.Your RoleAs a Senior Software Engineer, you will architect the core systems that underpin Roku's user experience. Your focus will be on designing and implementing performance-critical code within our UI engine, optimizing for graphics primitives, memory efficiency, and hardware acceleration. You will tackle complex systems-level challenges, such as optimizing frame rates on resource-constrained hardware and building robust APIs for higher-level frameworks. This position is perfect for engineers who excel at low-level systems programming, value performance at the microsecond level, and aspire to build the high-performance foundations that will shape the future of television.Key ResponsibilitiesArchitect and optimize core C++ UI frameworks to enhance performance.

Join Anaplan, a trailblazer in business decision-making optimization, where we harness the power of our AI-enhanced scenario planning and analysis platform. Our mission is to empower our customers to surpass their competition and thrive in the market.At Anaplan, we pride ourselves on our unwavering dedication to customer success and our vibrant Winning Culture.Our clientele includes industry giants like Coca-Cola, LinkedIn, Adobe, LVMH, and Bayer among over 2,400 global partners, all of whom depend on our top-tier platform.Our Winning Culture fuels our team of innovators. We celebrate diverse thoughts and ideas, embrace leadership at all levels, strive for ambitious objectives, and revel in our achievements—big and small.Guided by principles that emphasize strategy, values, and disciplined execution, you'll find inspiration, connection, development, and rewards here. We welcome your uniqueness—come join us and help shape the future together!Team OverviewThe Data Engineering team is pivotal in creating and sustaining the company’s data ingestion and processing pipelines. This role will collaborate closely with data scientists, software engineers, business analysts, and technical leads to establish a dependable data infrastructure that fosters informed decision-making for apparel brands and retailers. The position reports to the Technical Lead within the Data Engineering department.Your ImpactEnhance and develop data ingestion and processing pipelines.Collaborate with product managers, data scientists, and engineers to maintain accurate and robust data infrastructure for managing both first- and second-party data.Partner with technical leads and senior engineers to make informed data architecture decisions and implementation strategies.Support the team in delivering scalable solutions while expanding your expertise.Participate in a collaborative environment that values creativity and continuous improvement.Contribute to the construction and maintenance of data pipelines that support AI and decision-making tools.

Join mark43 as a Senior Software Engineer and be a pivotal part of our mission to modernize public safety software. You will work collaboratively with a talented team to design, develop, and deploy innovative software solutions that empower law enforcement agencies across the globe.This role is perfect for candidates who are passionate about technology and its potential to make a difference in communities.

Join Anaplan, a trailblazer in revolutionizing business decision-making with our cutting-edge AI-driven scenario planning and analysis platform. Our mission is to empower clients to surpass their competitors and navigate the market effectively.At Anaplan, our teams are unified by a steadfast dedication to our customers' success and our vibrant Winning Culture.Our clientele includes some of the world's most recognized brands, such as Coca-Cola, LinkedIn, Adobe, LVMH, and Bayer, among over 2,400 global companies that trust our exceptional platform.Our Winning Culture fuels our innovative spirit. We advocate for diverse perspectives, embody leadership regardless of titles, pursue ambitious objectives, and celebrate every achievement.Guided by principles of strategic orientation, value-driven actions, and disciplined execution, you'll find inspiration, connection, growth, and rewards here. Embrace your uniqueness and help us shape the future together!Team OverviewThe Enterprise Experience team oversees all facets of the end-user interface at Anaplan, encompassing planning templates, analytical grids, impeccable reporting, and interactive dashboards. The product areas we handle are essential, impacting every customer and utilized in every application and implementation. Reporting to the Director of Product Management for Enterprise Experience, this role, located in our Manchester office, will play a pivotal part in executing our product and corporate strategy.Your Impact:Define and refine the vision for Anaplan’s Enterprise Experience.Collaborate with engineering to drive the product roadmap, ensuring delivery of high-impact features for our clients.Establish specifications, standards, and design principles for a cohesive user experience.Engage with customers and Anaplan Centers of Excellence to build relationships and incorporate feedback into the roadmap.Facilitate cross-functional alignment across engineering, product, and strategy teams.Manage end-to-end experiences: develop user stories with clear acceptance criteria, collaborate with UX on prototypes for usability testing, and coordinate with engineering, documentation, support, and marketing to deliver exceptional experiences.

Role Overview Roku is hiring a Senior Software Engineer to work on the subscriptions platform in Manchester, United Kingdom. This role centers on building and improving subscription services that reach millions of users. The work supports a smooth, reliable experience for customers who use Roku’s streaming products. What You Will Do Design and implement scalable software solutions for the subscriptions platform Work with teams across engineering, product, and design to deliver new features and improvements Contribute to the architecture and reliability of services that support customer subscriptions Collaboration This position involves close collaboration with cross-functional partners. Projects often require input from multiple disciplines to ensure the final product meets Roku’s standards for customer engagement and satisfaction.

Together, we create seamless streaming experiences. Join Roku: Redefining Television ViewingRoku is the leading TV streaming platform across the U.S., Canada, and Mexico, with an ambitious goal of transforming how televisions operate globally. We originated the concept of streaming for TV and aim to be the go-to platform connecting the complete TV ecosystem. Our mission encompasses linking viewers with their favorite content, empowering content creators to reach vast audiences, and offering advertisers innovative ways to engage consumers.From your first day at Roku, your contributions will be significant and recognized. Being part of our rapidly expanding public company means you won't just observe; you'll actively shape the experience of millions of TV streamers worldwide while acquiring invaluable experience across diverse domains. Team OverviewAt Roku, our UI Systems team is responsible for creating high-performance engines and the essential graphical infrastructure that powers millions of devices. We manage low-level C++ frameworks, rendering pipelines, and system architectures that facilitate smooth navigation and captivating animations. Our efforts bridge hardware and software, optimizing graphics rendering, memory management, and layout engines to ensure a consistent and rapid experience across our entire device lineup. Collaboration is key as we work closely with firmware and silicon teams to push the limits of embedded hardware capabilities. Your RoleIn the capacity of a Senior Software Engineer, you will play a pivotal role in architecting the core systems that enhance Roku’s user experience. Your responsibilities will include designing and implementing performance-critical code within our UI engine, concentrating on graphics primitives, memory efficiency, and hardware acceleration. You will address intricate systems-level challenges, such as optimizing frame rates on resource-constrained hardware and developing robust APIs for higher-level frameworks. This position is perfect for engineers passionate about low-level systems programming, who are meticulous about performance, and who aspire to build the high-performance foundations that will shape the future of television.

Role overview Roku, Inc. is looking for a Senior Software Engineer to focus on Ad Auctions in Manchester, United Kingdom. This position plays a key part in building and improving Roku’s advertising auction systems. The work directly influences how efficiently ads are delivered and supports the company’s revenue goals. Main responsibilities Design, develop, and refine auction systems that drive advertising on Roku’s platforms. Collaborate with cross-functional teams to create solutions that balance business needs with a strong user experience. Contribute to projects that improve how ads are managed and delivered across Roku’s streaming products. Location This role is based in Manchester, United Kingdom.

Collaboration Fuels Our Success. Join Roku and Transform TV Viewing WorldwideRoku stands as the premier TV streaming platform across the U.S., Canada, and Mexico, with a vision to power every television globally. As pioneers in the streaming industry, our mission centers on being the connective tissue of the entire TV ecosystem. We bridge consumers with their favorite content, empower content creators to expand their reach and revenue, and offer advertisers unparalleled tools to engage audiences.Starting your journey with Roku means stepping into a role where your contributions matter. As a fast-growing public entity, we ensure that every team member plays an active role. Here, you can make an impact on millions of TV viewers worldwide while gaining invaluable experience across diverse fields. Team Overview The Roku Trust Engineering team comprises a dedicated group of professionals driven by a shared passion for information security. Our mission is to safeguard our customers, partners, devices, services, infrastructure, and data. We collaborate closely, sharing insights and expertise to remain at the forefront of industry challenges. Join us to become part of a vibrant team that thrives on overcoming obstacles and celebrating achievements together.

Join Roku as a Senior Software Engineer specializing in Infrastructure and Efficiency. In this role, you will be instrumental in enhancing our platforms, ensuring optimized performance, and driving innovative solutions. Collaborate with cross-functional teams to design and implement scalable systems that support our growing user base.

Collaboration Fuels Our Success. Join Roku in Revolutionizing Television ViewingAs the leading TV streaming platform across the U.S., Canada, and Mexico, Roku is on a mission to power every television globally. We have pioneered the streaming experience, connecting viewers with their favorite content while enabling publishers to grow and monetize their audiences. Advertisers benefit from our unique capabilities to engage consumers effectively.At Roku, you'll make a significant and appreciated impact from day one. As a dynamic public company, we offer the chance to enhance the viewing experiences of millions of streamers worldwide while gaining invaluable expertise across various fields. About the TeamThe Device Monetization and Themed Experiences (DMTE) team, part of our Advertising organization, is where the technology behind Roku thrives. We are the engineers who construct the robust graphics and UI foundations that drive the FRAME engine — the core technology delivering seamless, responsive, and visually captivating experiences on millions of devices. Our work underpins every user interaction, whether navigating menus, enjoying animated ads, or experiencing unique promotional content for the latest shows and movies. We excel at tackling challenging technical problems, from optimizing UI rendering to refining memory utilization, utilizing BrightScript (or JavaScript-like) to create high-performance solutions. Our collaborative and trusting environment fosters innovation, allowing great ideas to emerge from anywhere. We work closely with firmware, UI, and product teams to ensure our platform is fast, reliable, and ready for the future of streaming. If you are passionate about building the unseen elements that enable exceptional user experiences, this is the team for you. About the RoleAs a Senior Software Engineer on the DMTE team, you will play a pivotal role in Roku's platform innovation by designing, implementing, and...

Collaborative Innovation to Enhance Streaming Experiences. Join Roku in Revolutionizing Television ViewingAs the leading TV streaming platform in the U.S., Canada, and Mexico, Roku is on a mission to transform how the world engages with television. We connect viewers with their favorite content, empower publishers to reach expansive audiences, and provide advertisers with unique engagement opportunities.From day one, you will play a pivotal role in a dynamic and rapidly growing company where your contributions matter. At Roku, you’ll have the chance to delight millions of viewers globally while gaining invaluable experience across diverse areas of expertise. About Our TeamThe Web Engineering team at Roku is dedicated to developing and maintaining our innovative web application framework and design system. We manage a variety of consumer-facing online properties, web applications, and a suite of web services tied to content management systems, automated publishing tools, localization, and much more. Our mission is to empower web developers to create highly accessible, secure, SEO-optimized, and performant applications that reflect Roku’s branding and user experience consistency. About the RoleWe are looking for a seasoned and adaptable Senior Full Stack Engineer to support the development of privacy-enhancing technologies for our global user base. If you thrive on solving complex problems, are a quick learner, communicate effectively, and can make sound decisions under pressure, this role is for you. You will be instrumental in scaling our platform to accommodate our expanding consumer base. ResponsibilitiesDevelop and implement full-stack solutions focused on enhancing user experience using cutting-edge web technologies.Engage in hands-on coding to design scalable solutions.Lead significant technical projects that will positively impact millions of users and lay the foundation for future innovations.Collaborate with cross-functional teams to enhance features and functionalities.

About Roku Roku is a leading TV streaming platform in the U.S., Canada, and Mexico. The company aims to power every television worldwide by connecting viewers with their favorite content, supporting publishers in building and monetizing audiences, and offering advertisers new ways to reach consumers. Employees at Roku contribute from day one. The company values each team member’s impact and offers the chance to reach millions of TV streamers while developing skills across multiple areas. Role Overview: Senior Software Engineer - Software Development Kit This Manchester-based role focuses on the core of Roku’s software development kit (SDK). The Senior Software Engineer will architect, design, implement, and test both the run-time and native renderer of the SDK. Collaboration with engineers working on higher-level scripting components is a key part of the job. The SDK must run efficiently on a wide range of devices, including those with very limited system resources such as RAM, Flash, and CPU. Designing for performance and compatibility across both legacy and new technology is central to this position. Main Responsibilities Architect, design, implement, and test the run-time and native renderer of Roku's software development kit. Location Manchester, United Kingdom

Teamwork Makes the Stream Work. Roku is Revolutionizing Television ViewingAs the leading TV streaming platform in the U.S., Canada, and Mexico, Roku is on a mission to enhance how audiences engage with their favorite content. We were the pioneers of streaming to the TV and aim to connect every television across the globe. Our platform links consumers with beloved content, empowers content publishers to grow and monetize their audiences, and provides advertisers with unique tools to connect with viewers.From your very first day at Roku, you'll make meaningful contributions in a fast-paced environment where everyone plays an active role. You will have the chance to impact millions of TV streamers globally while gaining valuable experience across various fields. About Our TeamOur mission is to develop state-of-the-art technology that drives experimentation and supports data-driven decision-making at Roku. Our team delivers comprehensive solutions, including user-friendly management interfaces, a powerful and scalable backend, and a sophisticated framework for data insights.We are a globally distributed team with a presence in both the U.S. and Europe, valuing technical expertise, creativity, collaboration, and a strong sense of ownership. Role Overview At Roku, we are enhancing a large-scale experimentation platform that underpins data-driven decision-making throughout the organization. Our system manages over 5,000 experiments annually, supports 100+ million devices, and executes over 100,000 operations per second while ensuring high reliability and low latency.In this position, you will play a crucial role in shaping the next iteration of our distributed backend. Your responsibilities will include designing and implementing new platform features such as bias avoidance mechanisms, advanced segment management, and experiment orchestration tools that guarantee trustworthy results at scale. Simultaneously, you will focus on enhancing the system's resilience, performance, and scalability, while addressing the challenges of high throughput and global reach. You will collaborate closely with engineers, data scientists, and product partners to translate experimental insights into actionable improvements.

Teamwork Makes the Stream Work. Join Roku: Transforming the Way the World Watches TVAs the leading TV streaming platform in the United States, Canada, and Mexico, Roku is dedicated to revolutionizing the television experience globally. We are pioneers in streaming technology, committed to connecting consumers with the content they adore, empowering publishers to grow and monetize their audiences, and offering advertisers unique engagement opportunities.From your first day at Roku, you will play a crucial role in our journey. We are a rapidly expanding public company where every individual has the chance to make an impact. Experience the thrill of delighting millions of TV streamers while gaining valuable insights across diverse disciplines. About the Team The Enterprise Engineering team develops integrated, scalable platforms that support Roku's essential Finance, Accounting, Payments, Supply Chain, and HR functions. We leverage API-first, data-driven methodologies, and increasingly AI-enabled designs to streamline complex workflows, enhance compliance, and minimize manual tasks for our partners.About the Role We are seeking a Senior Product Manager to spearhead finance and payouts platforms within Enterprise Engineering, emphasizing AI-driven automation. You will oversee products that facilitate order-to-cash processes, revenue accounting, financial closing, reconciliations, and partner payouts, collaborating closely with Controllership, FP&A, Tax, Treasury, Payments, Ads Revenue Operations, and Business Systems.Your responsibilities will include defining the vision, roadmap, and execution for capabilities that merge strong finance controls with cutting-edge engineering and AI technologies, such as ML-assisted reconciliations, anomaly detection, intelligent exception routing, and Gen-AI powered tools for finance professionals. This is a high-impact senior individual contributor role where you will regularly influence senior stakeholders across various regions while working in close partnership with engineering leads and architects.What You’ll Be DoingOwn the strategy and roadmap for finance and payouts platforms, including AI-enabled features (classification, matching, forecasting, GenAI assistants).Conduct in-depth analyses of workflows related to revenue, closing, reconciliations, payouts, and compliance to identify pain points and automation opportunities.Produce clear, structured product requirements (data contracts, user stories, etc.) to guide development.

Teamwork enhances the streaming experience. Join Roku in revolutionizing how the world enjoys television.As the leading TV streaming platform in the U.S., Canada, and Mexico, Roku aims to empower every TV globally. We initiated the streaming revolution for televisions and strive to be the connective tissue for the entire TV ecosystem. Our mission is to link viewers with their favorite content, assist publishers in growing and monetizing vast audiences, and provide advertisers with unique tools for engaging consumers.Your journey at Roku begins with making significant contributions from day one. In our rapidly growing public company, every team member has an important role to play. You will have the chance to delight millions of streaming enthusiasts while gaining invaluable experience across diverse disciplines. About The RoleAs a Senior Android Software Engineer on the Roku Mobile App team, you will be instrumental in shaping the interaction millions of users have with their Roku Streaming Devices. Your focus will be on crafting intuitive, reliable, and high-performance Android applications that enable users to monitor and control Roku devices, from TVs to Players and beyond.This position allows you to leverage a cutting-edge tech stack, including Kotlin, Compose, and Google’s latest frameworks. You will work in close collaboration with design, product, and cross-functional engineering teams to bring innovative features to fruition, enhance performance, and streamline everyday smart home interactions.You should possess a strong sense of curiosity and initiative, eager to take ownership of features while maintaining a collaborative, team-oriented mindset. About The TeamJoining our talented and high-performing team, known for its history of delivering quality, means you will help us maintain our momentum and continue producing top-notch applications as we expand.With millions of users globally, our products are recognized for their seamless integration and functionality. Achieving this standard requires commitment, which is why we are dedicated to ensuring our products are not just user-friendly, but also intuitively designed. What You’ll Be Doing

Join Anaplan, a dynamic team of innovators dedicated to enhancing business decision-making through our cutting-edge AI-powered scenario planning and analysis platform. Our mission is to empower clients to stay ahead of the competition and the market.At Anaplan, we pride ourselves on our collective commitment to client success and our unique Winning Culture.Our esteemed clientele includes industry giants from the Fortune 50, such as Coca-Cola, LinkedIn, Adobe, LVMH, and Bayer, among over 2,400 global companies that rely on our premier platform.Our Winning Culture fuels our innovative teams, where diversity of thought is championed, leadership is exhibited at every level, ambitious goals are pursued, and we celebrate all victories – big and small.Guided by principles of strategic focus, value-driven actions, and disciplined execution, Anaplan is a place where you will feel inspired, connected, developed, and rewarded. We welcome your individuality; come and help us build what’s next – together!We are in search of an AI Software Engineer to strengthen our AI infrastructure team. This team is responsible for managing a vital service that operates AI-driven agents along with their associated infrastructure, ensuring reliability, scalability, and user-friendliness for both internal and external stakeholders. You will engage with backend systems, front-end integrations, and AI/ML workflows, while also expanding your skills in prompt engineering, Retrieval-Augmented Generation (RAG), and interactions with large language models (LLM).Your ImpactDesign, develop, and maintain services and infrastructure for AI-powered agents.Create backend services in Python, featuring thoroughly tested and self-documenting APIs.Utilize Agentic AI frameworks and implement best practices in prompt engineering to establish a scalable foundational platform.Manage relational databases (MySQL) for structured data storage, querying, and optimization.Collaborate with product and research teams to refine and execute the product roadmap.Support front-end teams by utilizing React/JS components and wrappers for AI-enhanced experiences.Learn, implement, and enhance RAG systems, including vector databases, embeddings, and document chunking techniques.Develop a solid understanding of large language models (LLMs) and improve your expertise in effective LLM interactions for agent orchestration.

Role overview AJ Bell seeks a Senior Data Analyst who can transform complex data into practical insights. The role supports teams throughout the company, providing analysis that guides strategic decisions. What you will do Work with large and diverse datasets to identify trends and shape business strategy Partner with colleagues across different departments on projects that rely on data analysis Communicate findings clearly to support decision-making at all organizational levels Location and ways of working This position is based in Manchester and offers hybrid working arrangements.