python developer jobs in London

As a Lead Python Developer at Fundment, you’ll lead a pod of 3 - 4 engineers, including yourself, combining hands-on development (around 50% of your time) with technical leadership. You’ll drive execution, uphold delivery quality, and ensure the team builds reliable, maintainable systems that serve real business needs. You’ll collaborate closely with...

Oxford Knight is hiring a Quant Developer, Risk, to join a fast-growing financial services firm. The role focuses on producing robust Python code, implementing risk-model pipelines, and building APIs for analytics.Candidates should have extensive experience with distributed systems and production-grade software in finance. The position is based in London or...

Futureheads Recruitment is partnering with a consumer health company to hire a hands-on, Python-focused engineer. This is a full-stack, contract role where you will own substantial features, turn ambiguous requirements into working solutions, and collaborate across the business.The team ships weekly, uses AI tools in development, and the role is based near...

London | VP Level | £150,000 base + bonus | Hybrid We are working with a leading global investment bank that is continuing to invest heavily in the build out of a new generation Risk Management platform. The programme is replacing and modernising legacy risk infrastructure with a scalable platform designed to support Risk Managers across multiple asset...

McGregor Boyall is seeking an experienced Python Developer with strong Market Risk knowledge to join a leading global investment bank in London. The role focuses on building a new generation Risk Management platform, replacing legacy systems across asset classes including Equities, FX, Fixed Income and Mortgages, with a hybrid work arrangement.You will...

Senior Full Stack Engineer – Market Data Platforms Inside IR35 - Up to £700 per day Hybrid in Central London 6-Month Initial Contract (3-Year Project Scope) October Start possible! Technologies: Python | gRPC | MongoDB | HBase We are seeking an experienced Senior Full Stack Engineer to design, develop and support market data platforms within a Global...

A leading global hedge fund is looking to hire an experienced Software Development Engineer in Test / Test Automation Engineer / Software Engineer to join its technology function, working on the development, automation and reliability of its trading platforms and production systems.This is a highly technical, hands-on engineering opportunity, working closely...

**Staff Platform Engineer, Developer Experience & AI (AWS, TypeScript/Python)** **Central London (Hybrid, 3 days in office)** **£140k - £180k + Equity** Very few engineering orgs are seriously trying to have AI agents write most of their code. Our client is one of them. They ship around 350 changes a week today and are designing for thousands, with...

Senior Python AI Developer - Generative & Agentic AI Python | FastAPI | AWS | LLMs | RAG | Agentic AI | DevOps Employment: Permanent or Contract | 2 positions We’re recruiting two experienced Senior Python AI Developers to join a technology consultancy delivering enterprise-scale Generative and Agentic AI solutions for a major financial services...

Senior Backend Python Developer with experience in Renewable Energy is needed for an Energy Tech firm, who are enabling a smarter, more flexible, and zero-carbon electricity grid.With the energy system rapidly evolving and the demand for flexible, reliable, and zero-carbon electricity increasing, the focus of this role is on building the technology that...

A Python + React + SQL + Databricks developer role blends backend data engineering with frontend application development, requiring strong coding skills in Python, React.js, SQL, and Databricks for building scalable, data-driven applications.Key ResponsibilitiesBuild APIs and services using Python frameworks (Flask, FastAPI, Django).Integrate with Databricks...

Temporary/ContractReporting to the Head of IT (and then to the Project Manager responsible for each task), the Python Developer will design, develop, test and maintain inhouse applications using PHP, Python in a Windows environment. Experience with inventory management systems a distinct advantage, as is implementing and integrating web apps, especially in...

Design and implement backend Python software solutions within the structured Notes domain. Collaborate on React UI app, ensuring clean API contracts and integration with backend services.Work in close collaboration with Quants/Sales/Trading and other tech team.Contribute to system design and architecture decisions for a globally distributed FO platform.Play...

Urgent 6 Month Python Contract £600-800 outside Ir35About the CompanyFutureheads have partnered with a consumer health company building an app that brings together blood-test results, wearable data and medical history to deliver personalised insights.About the RoleYou’ll work with an experienced, Python-focused engineering team to ship product features...

*This opportunity is hybrid in Heathrow. Please apply only if you are happy to commute. At mthree, we connect talented graduates with top-tier organizations, including leading investment banks and companies across insurance, travel, and more. We currently have a Software Developer (C++|Java| Python) role with a leading travel technology company. What You...

Location: London (Hybrid – 3 days in office)Type: Full‑timeAre you ready to step into a high-performance environment at the heart of global markets? We're looking for a motivated and technically skilled eTrading Production Support Engineer to join our fast‑paced Application Support team based in London. You'll be part of a global organisation,...

Python Developer - GenAI Salary: £45,000 - £55,000 plus benefits, perks and healthcare options Locations: London, Bristol, Manchester, Glasgow or Newcastle Job Type: Permanent | Hybrid / 2 days per week onsite | Occasional travel to client sites Requirements: SC eligibility & full right to work in the UK required (no sponsorship available) The Role:We're...

We are looking for a motivated and enthusiastic Python Developer Intern to join our development team. This internship will provide you with hands‑on experience in building and maintaining scalable Python applications. You’ll work closely with experienced developers and gain exposure to real‑world software development projects. Responsibilities Write...

For more than 20years, Talan has been advising companies and administrations, supporting them and implementing their transformation projects in the UK and abroad. With a presence on four continents and a headcount of 5000 consultants, our ambition is to reach the billion turnover by the end of 2025.In the UK, Talan count 250 employees on several site, the...

Project description We 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. Responsibilities Design, develop, and maintain scalable back-end services and...