senior python engineer jobs in London

Job DescriptionBuilding trusted markets – powered by our people. At Cboe Europe, we inspire our people to solve complex challenges together because what we do matters. We provide the financial infrastructure that powers the global economy. As a leading provider of market infrastructure and tradable products, Cboe delivers cutting-edge trading,...

Software Engineer / Developer (Python Django SQL) London onsite to 80kAre you a data savvy Python Developer who enjoys cross team collaboration and has a keen interest in financial markets?You could be progressing your career at a scaling FinTech, the core product is a private equities / alternative investment management platform, they're well funded and...

Senior Python Developer / Software Engineer (FastAPI Azure) London / WFH to £110kAre you a backend focused Software Engineer with strong Python skills combined with technical / team leadership experience?You could be progressing your career in a senior, hands-on role at a fast growing, global Insurance Underwriting technology provider that focusses on...

The Full Stack Engineer will work for a fast-paced software business. The Full Stack Engineer will earn £90,000 per year plus benefits. The Full Stack Engineer will enjoy remote working (staggered working hours). The Full Stack Engineer will not just use AI tools but actually build with them. The Full Stack Engineer will integrate cutting‑edge LLM...

INDOTRONIX AVANI UK, LTD in London is seeking a lead software engineer to design and develop scalable software solutions, translating business and user requirements into tangible technical outcomes. This backend-focused role requires delivering secure, test-driven code, supporting live services, and driving engineering best practices.You will oversee...

Senior Python Developer / Backend Software Engineer London / WFH to £85kAre you a backend focused technologist who enjoys problem solving and working on complex systems at the cutting edge of technology?You could be progressing your career as a Senior Python Developer at the world's most advanced cybersecurity technology business that uses AI technology to...

Senior Python Developer | Tech Lead | Principal Engineer Python | Terraform | IaC | Cloud Automation London | Hybrid (2 days onsite. (London or Southampton) £100k + 8-10% bonus, private medical Are you a Senior or Tech Lead Software Engineer who loves solving infrastructure challenges through code? We're recruiting for an experienced Python Software...

This is an opportunity to join one of the world’s premier investment firms.The firm deploys systematic, computer-driven trading strategies across multiple liquid asset classes, including equities, futures and foreign exchange. You will be building components for both live trading and simulations as part of a trading pod.Requirements:Masters or PhD in...

Updraft. Helping you make changes that pay off.Updraft is an award winning, FCA-authorised, high-growth fintech based in London. Our vision is to revolutionise the way people spend and think about money, by automating the day to day decisions involved in managing money and mainstream borrowings like credit cards, overdrafts and other loans.A 360 degree...

We are looking for aSenior Full-Stack Developer to play a pivotal role in leading the design, development, and deployment of complex software solutions. You will architect and maintain data engineering pipelines, backend services, APIs, demonstrate consideration for design and UI/UX when building user interfaces, delivering reliable and scalable systems that...

We are seeking a Senior Software Engineer to join the Risk Services team within Global Markets . This role focuses on designing and building scalable, distributed systems that support risk data processing, analytics and reporting workflows . The ideal candidate will have strong experience across Java and Python-based backend systems , with a solid...

Job Description We have an exciting and rewarding opportunity for you to take your software engineering career to the next level. As a Senior Lead Software Engineer at JPMorgan Chase within the Commercial & Investment Bank's Markets Research Technology team, you serve as a seasoned member of an agile team to design and deliver trusted market-leading...

Broadridge Financial Solutions seeks a Senior Full Stack Developer to join the AI Enablement Team. You will design, develop, and enhance AI-enabled platforms with a focus on GenAI, vector stores, RAG, and context engineering.The role requires leadership, collaboration with architects, and delivering scalable software solutions. The ideal candidate has 7+...

Octopus Electric Vehicles, part of the Octopus Energy Group, is hiring a Senior Fullstack Software Engineer (Python & React) to join our product and engineering team in the UK. You’ll build APIs, develop frontend experiences, and create scalable systems powering our electric car leasing platform.You’ll work with Python, GraphQL, React/Next.js, PostgreSQL...

Skyral is seeking a senior software engineer to own complex platform initiatives, shape our technical direction, and mentor engineers. You'll build reusable tooling and automation, packaging common open-source components for deployment in diverse environments, while embedding security into the platform through audits and secure-by-default practices.The role...

A tech recruitment firm based in London is seeking a Senior Full Stack Engineer with experience in Python and modern frontend frameworks like React and TypeScript. In this hybrid role, the engineer will design backend systems, create scalable frontend architecture, and integrate complex systems. The ideal candidate is a strong communicator who enjoys...

La Fosse Associates Limited is seeking a Senior Software Engineer with strong AWS, Python and Terraform skills for a government programme contract. The role covers cloud engineering, DevOps automation and software delivery across AWS-based services.The successful candidate will contribute to automated deployments, Python tooling and cloud-native components...

Unknown is hiring a Senior Backend Engineer to design and build highly scalable backend services in Python, shaping architecture and influencing the tools and techniques used by the team. You’ll work closely with Product, Design and Sales and mentor developing engineers in a collaborative, fast-growth environment.You’ll contribute to robust, maintainable...

We have an exciting and rewarding opportunity for you to take your software engineering career to the next level. As a Senior Lead Software Engineer at JPMorgan Chase within the Commercial & Investment Bank's Markets Research Technology team, you serve as a seasoned member of an agile team to design and deliver trusted market-leading technology products in a...

Sanderson Recruitment is seeking a skilled software engineer for a major UK Defence and National Security programme based in London, Manchester, or Cheltenham. The role focuses on building and delivering solutions in a highly secure environment, with on-site collaboration at core locations.Ideal candidates have strong Python or Java skills, AWS proficiency,...