python jobs in London

JUXT in London seeks a Senior Python Developer to design and build a replacement platform for investor reporting and dashboards. You will automate data gathering from risk sources and reporting workflows, while introducing modern scalable solutions.The role emphasizes replacing manual Excel and email-driven processes, developing dashboards, and ensuring data...

J.P. Morgan is seeking a Software Engineer III (Java/Python) to join the Commercial & Investment Banking Emerging Markets Team in London. You will contribute to building secure, scalable, production-ready software and participate in agile development, code reviews, testing, and deployment.The role emphasizes high-quality production code, AI-assisted tooling,...

Design, develop and maintain production-grade Python applications.Build scalable infrastructure supporting large datasets and analytical workloads.Develop software used for financial analytics, research and investment decision-making.Partner closely with quantitative researchers and investment teams to deliver technical solutions.Drive improvements in system...

Senior Consultant / Lead Engineer / Solution Architect in London leads the migration of legacy Access reporting to Oracle Analytics Server (OAS), BI Publisher, and Python automation. You will assess current assets, design target architectures and deliver production-ready enterprise reporting solutions.The role requires strong Oracle SQL/PLSQL, OAS/BI...

Oxford Knight in London is seeking a Python Quant Researcher to join a Fixed Income / Rates trading pod. You will draw on your Rates experience to model market behaviour across the short, medium and longer term, working closely with the Portfolio Manager.This high-impact, entrepreneurial role offers autonomy in a small PM team and a generous compensation...

Compensation: Up to £170,000 Base + Industry-Leading Bonus! A leading FinTech firm in London is seeking a talented Backend Python Software Engineer to join its growing technology team. This is an opportunity to work in a fast-paced, high-performance trading environment where technology is central to the firm's success across multiple asset classes! They'll...

Be an integral part of an agile team that's constantly pushing the envelope to enhance, build, and deliver top-notch technology products to revolutionize business decisions and workflow for cloud migration.As a Senior Lead Software Engineer at JPMorganChase within the Infrastructure Platform, you are an integral part of an agile team that works to enhance,...

At Aristocrat, our groundbreaking spirit and relentless pursuit of excellence drive every aspect of our business. As innovators in gaming and technology, we bring fresh thinking and creativity to deliver outstanding experiences daily. We're looking for a Senior Python Engineer – Automation to transform our enterprise organization by automating repetitive...

**Job title:** Full Stack Python Developer **Location:** London, UK (Hybrid 3 days/week) **Duration of assignment:** 6 months contract InsideIR35 **The Role** We are seeking an experienced Full Stack Python Developer to design, develop, and support enterprise-grade applications across the technology landscape. The ideal candidate will possess strong...

**Job Description** Join a dynamic, global analytics team within JPMorgan Chase's Commercial & Investment Bank, Electronic Trading Technology. As a Lead Software Engineer at JPMorgan Chase within Commercial & Investment Bank, Electronic Trading Technology, you will play a pivotal role in designing and delivering high-performance, scalable solutions...

As a Lead Software Engineer at JPMorganChase within the Commercial & Investment Bank (CIB) – Markets Technology (Rates Nonlinear), you are an integral part of an agile team that works to enhance, build, and deliver trusted market-leading technology products in a secure, stable, and scalable way. As a core technical contributor, you are responsible for...

**Job Description** Are you ready to shape the future of data engineering at JPMorgan Chase? Join a dynamic team where your unique skills will help build innovative solutions and contribute to a winning culture. You'll have opportunities for career growth, collaborate with talented professionals, and make a real impact on our business objectives. Your...

We are looking for a senior engineer who can take end-to-end ownership of complex, distributed systems - from a clean, accessible UI all the way down to the database and the pipelines that ship it. You will design, build, and operate cloud-native microservices in Java 17/21 with Spring Boot expose well-versioned APIs consumed by modern Typescript front ends,...

KDB+/Python Developer | LondonAll the relevant skills, qualifications and experience that a successful applicant will need are listed in the following description.Permanent - HybridSalary: £85K - £115KWe are looking for a talented KDB+/q and Python Developer with 3-5 years of commercial experience to join a technology team developing and supporting...

ResponsibilitiesDevelop high quality, secure, and maintainable features for the client Digital Onboarding Service using Python on the backend in a serverless and containerized architecture with a NextJS/React client frontend.Design, develop, and maintain scalable RESTful APIs and microservices using Python frameworks such as FastAPI or Flask.Build and...

KDB+/Python Developer | LondonPermanent - HybridSalary: £85K - £115KWe are looking for a talented KDB+/q and Python Developer with 3-5 years of commercial experience to join a technology team developing and supporting high-performance, data-driven applications.Responsibilities:Develop and maintain applications using KDB+/q and Python.Build and optimise...

Oxford Knight is seeking a no-nonsense technologist to join a London-based quant trading team. You’ll design, build, maintain and test cutting-edge systems, handling big data and HPC challenges with low-latency focus.Collaborating with traders and technologists, you’ll tackle high-throughput problems, own projects, and push for impactful results in a...

Sainsbury's is seeking a Data Software Engineer - Python to build and maintain data platform capabilities, implementing infrastructure as code with Terraform and CI/CD pipelines via GitHub Actions for reliable deployments. You’ll write well-documented, scalable code and contribute to data transformations and ML workflows.You will collaborate with data...

Oxford Knight is seeking a Senior Python Quant Developer in London to help build and optimize live trading and simulation components for a fast‑moving trading pod. The role emphasizes robust Python development, data handling, and integration with execution and order management systems.The ideal candidate has 5+ years of experience in research and live...

Robson Bale Ltd. is seeking a Quant SME for a contract role in London, working on portfolio analytics and Python-based data workflows. The position emphasizes building scalable analytics, multi-asset statistics, and a robust data-processing library.The candidate should excel in Python, pandas, SQL, and modern data workflows, with strong testing and...