651 to 675 of 1,348 Senior Software Engineer Jobs in the UK

Elasticsearch B.V. seeks a Senior Software Engineer for the Integrations Team to build how Elastic appears inside the AI ecosystem. You’ll own backend services, develop the MCP server, and create universal agent skills with tooling and linting. You will work across product and external partners, contributing ...

Clutch Canada is seeking a Senior Software Engineer to join their Core Experiences Team in Reading, England. The role focuses on building and maintaining foundational services and SDKs that enhance the product experience. The ideal candidate should have experience with Kotlin Multiplatform and familiarity with GCP. ...

Clutch Canada is seeking a Senior Software Engineer for its Core Experiences Team. In this role, you will collaborate with product teams to optimize functionality, ship cloud functions, and design APIs that enhance user experience. Ideal candidates will have strong systems thinking and collaboration skills, particularly with ...

with new, original ideas that they just can’t wait to share with their team and bring to life. Printed.com is looking for a Senior Software Engineer to join our Engineering team as we scale our platform across UK and US markets, reporting directly to our Head … practices (code review standards, testing, CI/CD, documentation) across the team, acting as a role model for the standard of work expected from senior engineers. Process & Ways-of-Working Adoption Support the rollout and adoption of new tools, processes, and ways of working as the engineering function matures ...

IDPP has partnered with a leading organisation in technology to recruit a Senior Software Engineer for Oxford, offering a hybrid working pattern with a salary of £60,000–£80,000 per year. The role focuses on delivering cutting-edge microservices and frontend work using Node/TypeScript ...

Digital is transforming the UK’s digital public services. This Senior Software Engineer role sits in the Working Age Services team, delivering high-value Java applications in cloud environments, with a focus on scalable, secure services used by millions. You'll work in multidisciplinary agile teams ...

shared goal: to drive the global green energy revolution. Read our Spotlight series to meet some of the team. We're looking for a Senior Software Engineer to join as a founding member of our new AI team. You'll help Octopus move past ad-hoc, \"vibe … ground up. In this role you will help build our central developer tools and production gates, work directly with business teams such as Software Engineering, Operations, Services, and Finance to co-build live features and accelerate local teams. What you'll do Embed temporarily within cross-functional business teams ...

companies and government agencies, to protect their most valuable asset, their data, and is backed by top-tier investors. SummaryMenlo Security is hiring a Senior Software Engineer to join our Threat Protection and ShadowAI team in the UK. This team ensures that users can safely browse … tests, conduct code and design reviews for peers, and evaluate emerging technologies that could improve our products. Functional Competencies 3-5 years of professional software development experience with one or more of NodeJS, Go, or Python. 3-5 years of hands‐on experience with cloud services such ...

government agencies, to protect their most valuable asset, their data, and is backed by top-tier investors. Summary Menlo Security is hiring a Senior Software Engineer to join our Threat Protection and ShadowAI team in the UK. This team ensures that users can safely browse … conduct code and design reviews for peers, and evaluate emerging technologies that could improve our products. Functional Competencies Required: 3-5 years of professional software development experience with one or more of NodeJS, Go, or Python. 3-5 years of hands-on experience with cloud services such ...

major platforms, we’ve rapidly risen to become one of the world's largest publishers. About the opportunity We’re looking for a Senior Software Engineer to help build and develop a growing portfolio of AI-powered products and business tools. You’ll work closely with technical … engineering practices as the portfolio grows. How we work with AI AI‐assisted engineering is a core part of how we investigate problems, develop software, test changes and iterate. These tools support engineering judgement rather than replace it. You’ll be expected to define clear requirements, design appropriate systems ...

Great Ormond Street Hospital Children's Charity is seeking a Senior Software Engineer to join our Digital Experience Engineering team. You’ll modernise data movement, own projects end‐to‐end, and help shape engineering standards while delivering secure, scalable services. The role covers front-end, back ...

Keyloop in the United Kingdom is seeking a Senior Software Engineer to build customer-facing AI agents and omnichannel experiences. You’ll work across the full stack, from backend services and agent orchestration logic to the interfaces customers interact with. You’ll collaborate with product, design ...

Totalmobile Group in Birmingham is looking for a Senior Software Engineer to modernise their Workforce Rostering solution. The role involves developing existing VB.NET systems and migrating them to a modern technology stack, enhancing performance and reliability. With a hybrid working model, you'll collaborate in a dynamic ...

Wellington Management in Boston is seeking a Senior Software Engineer to join the Investor Modeling Technology Team and help build portfolio manager–facing applications across the full stack. You will drive AI-assisted development and evolving tooling to improve investor workflows and decision‐making. The ideal candidate ...

Leeds is seeking a Senior Software Engineer to deliver resilient, scalable digital solutions for our clients. You will join a collaborative engineering community, apply modern practices, take ownership of features, and help shape secure, high-impact projects. This hybrid role requires eligibility for UK Security Clearance. ...

paths, automated evaluation and retraining, caching and telemetry, and agent-assisted release and operational workflows. What is the role? We are looking for a Senior Software Engineer with strong machine-learning infrastructure experience to help the Roku Entertainment Assistant team deliver reliable, high-quality conversational experiences … working closely with machine-learning, product, data and platform partners. This is a hands-on engineering role for someone who can move comfortably between software architecture, ML lifecycle decisions and production operations. You will improve the paths the team uses to train, evaluate, deploy and observe models, while helping ...

fast-growing ecommerce company in Manchester is seeking a Senior Software Engineer offering up to £85k plus benefits. In this role, you will join a large engineering department to build scalable, cloud-native systems in a DevOps environment. Responsibilities include maintaining high code quality, mentoring team members ...

Coder is building the next generation of AI development infrastructure. As a Senior Software Engineer on Coder’s Engineering team, you’ll develop and evolve production systems powering our agentic development experiences. You’ll work across the agent harness, integrations, and workflows that connect agents with real ...

premium content and entertainment to millions of users in the US and around the world. What is the role? We are seeking a Senior Software Engineer to join the Search & Recommendations team, building services at scale that power Roku's browse and discovery platform. This platform … Roku engineers across the company and directly by consumers across millions of devices Collaborate with Product and Design teams to iterate and build software, taking a concept from ideation to production deployment and support Lead efforts to evaluate new technologies and push for best practices across the entire development ...

Duffel in London is seeking a Senior Software Engineer to help shape both the product and the team building it. This is a hands-on role combining coding with technical leadership. You will work on the core API powering travel bookings, design scalable systems, and mentor teammates ...

techstack Recruitment in London is seeking a Senior Software Engineer to join a high‐growth data visualisation company. You’ll help build the rendering systems, charting components, and visualisation infrastructure that power mission‐critical applications. This is not a dashboard role; you’ll tackle rendering, graphics ...

Google's Dependency Tracing team seeks a Senior Software Engineer to design and optimize large-scale distributed systems in a cloud context. You will translate complex requirements into robust architectures, mentor juniors, and drive quality through rigorous testing. You will collaborate with cross-functional teams to minimize ...

Clear Street is hiring a Senior Software Engineer to design and build the next generation EMS for listed futures and options. You’ll work on a high-performance platform with real-time data, low-latency exchange connectivity, robust risk controls, and a responsive web interface. You will ...

Lloyds Banking Group in the United Kingdom is seeking a Senior Software Engineer to join the Digital Finance Lab to build and deliver innovative payment solutions and services for customers and the business. The Lab explores opportunities in Digital Assets and Payments Data, driving value across ...

engines, LLMs, and graph-native UIs pushing the boundaries of data analytics. Shape the future: Contribute to product direction and technical vision alongside a senior engineering team. True autonomy: Own your work, from ideation to deployment, in a remote-first team. Global mindset: Collaborate with a world-class team … product thinkers across Europe and beyond. Growth without bureaucracy: Develop your skills in a non-micromanaged, excellence-driven environment The Role As a Senior Software Engineer, you will shape the core intelligence of GraphAware Hume, our graph-powered analytics platform. Your Responsibilities Will Include Building APIs ...