senior python developer jobs in London

Fantastic opportunity for a Python engineer with tech leadership experience to join one of the largest global HFT funds. Unique in their field, they combine the lively, positive spirit of a start-up with the stability of a longer-established player.Sitting centrally within the core development team and using a sophisticated, diverse technology stack,...

Drive is building highly scalable backend services in London, primarily with Python, focusing on robust architectures and clean code. This hybrid role in Holborn offers a competitive salary, a generous benefits package including private medical insurance, 28 days of leave plus a birthday day off, learning opportunities and a supportive, fast-paced team...

Senior Software Engineer I (Java & Python)Would you like to help create products to support the sharing of scientific knowledge?Do you enjoy collaborating to solve complex technical problems?About the team:The Submission and Editorial platform is at the heart of Elsevier's publishing ecosystem, supporting millions of interactions between researchers,...

Tickerface Ltd in London is seeking a Senior Python Engineer to join Team Tickerface. You will help build and shape features that power our shoppable content platform, working from our London HQ.You will collaborate with a talented team to deliver great user experiences, implement new features from design through launch, and participate in code reviews and...

Analyzes functional business applications and design specifications. Develops block diagrams and logic flowcharts. Translates detailed design into computer software. Codes, tests, debugs, maintains and refines the computer software to produce the required product. Prepares required documentation, including both program-level and user-level documentation....

Position: Volunteering Development Senior Officer, Learning and DevelopmentIf you are considering sending an application, make sure to hit the apply button below after reading through the entire description.Hours: Full-time (35 hours a week)Contract: PermanentLocation: Office based in London N4, with flexibility to work remotelySalary: Starting from £33,705...

We have an exciting and rewarding opportunity for you to take your software engineering career to the next level. Be an integral part of an agile team that's constantly pushing the envelope to enhance, build, and deliver top-notch technology products.As a Senior Python Engineer at JPMorgan Chase within the AM Research Technology team, you are an integral...

HireHi в Великобритании ищет старшего Python-инженера для проектирования и поддержки продакшн-приложений и инфраструктуры для обработки больших наборов данных и аналитических задач в финансовом...

Testing Site - JPMC is seeking an experienced Senior Athena Python Rates Senior Lead Software Engineer to design, develop and optimize high-impact risk and PnL systems for rates products.You will collaborate with quantitative analysts, traders and risk managers, building scalable software and data pipelines that support trading desks and back-office...

We're building AI that predicts the future. Literally. The Company Numinous is building the world's most advanced super-forecasting AI agents. We're creating autonomous systems that ingest real-world data, reason through complex scenarios, and produce predictions for the highest-stakes decisions on the planet. Think hedge funds, traders, governments, and...

Cboe Europe is seeking a Senior Python Software Engineer in London to join a small, skilled development team building and expanding batch functionality for the largest equities exchange in Europe.You will design and build highly reliable Python systems, collaborate with cross-functional teams, and participate in R&D projects to identify new technologies....

Rullion Ltd is seeking a Senior Backend Python Engineer for a London-based, hybrid role. The contract is six months with potential extension, and carries a 37-hour work week.You will work on backend cloud applications using Python and AWS, adopting a serverless-first approach within an agile team. Responsibilities include designing, testing, and deploying...

Aristocrat Leisure in London is seeking a Senior Python Engineer – Automation to automate repetitive processes and advance our Reporting Center of Excellence standards. You will own end-to-end automation projects, review code, and mentor junior engineers while expanding our automation capabilities across business units.You will work hybrid in London,...

Signify Technology is seeking a Senior Python Developer in London with 5+ years of hands-on experience. You will design and optimise Python-based applications, write complex SQL, and work with Kafka for data streaming in a hybrid London role.You will collaborate with data engineers and analysts, ensure code quality, and participate in deployment and CI/CD...

Hunter Bond is seeking an experienced Python backend engineer in London to design, develop, and maintain production-grade software for sophisticated financial platforms. You will build scalable services, tackle concurrency challenges, and collaborate with engineers and financial specialists to deliver robust technical solutions.Ideal candidates have 4+ years...

Searchability NS&D in London is seeking a Senior Python / Data Engineer with SC clearance to join a hybrid team. You will design and build data platforms, pipelines and services for public sector clients, using Python, cloud platforms and modern software engineering practices.The role emphasizes working across the lifecycle, mentoring peers, and...

We are looking for an experienced Senior Developer to support the delivery of secure, modern digital products and services across Government and Defence. You will work within a multidisciplinary agile team to design, build, test and deploy cloud-based applications and services, primarily within AWS environments. What You’ll Be Doing Design, develop and...

Project descriptionWe are looking for a senior Python developer to join our client's team and lead the build of a new data and application platform. The team focuses on clean code, agile methodologies, and high-quality delivery. The client is from the investment banking industry.ResponsibilitiesDesign, develop, and maintain scalable back-end services and...

Spectrum IT in London seeks a Senior Python Developer to join a hybrid team, delivering production-grade software and infrastructure automation. You will lead engineering across cloud and platform domains, building automation and tooling with Python, IaC, and CI/CD practices.This role emphasizes infrastructure automation challenges, scalable cloud tooling,...

Be the SME in a close knit, agile team. You will be the Java expert, utilising a Spring framework to build and evolve their internal systems. This work will have a genuine impact on the business, so you must have an awareness of what influence your code will have on the company. The wider technology would see you work with Ubuntu, MySQL and Docker, exposure...