python jobs in London

Opticore IT is seeking a Senior Software Engineer to lead Python microservices development for a modernised, scalable architecture. The role focuses on building highly concurrent services that can process state and configuration data from thousands of network devices, deployed in Kubernetes and containerised with Docker.This is a six-month contract inside...

Inara is seeking a senior GenAI & Agentic Developer to build core services for an enterprise-grade Generative AI Platform in London. The role blends Python engineering with DevOps enablement and hands-on integration of LLM technologies into secure, scalable enterprise systems.The ideal candidate will bring practical GenAI development experience, strong...

DNS Info Ltd is hiring a seasoned Full Stack Developer to design, develop, and maintain web applications using Python and React in a London-based onsite role. You will build scalable RESTful APIs and microservices, create responsive UIs, and collaborate across Product Owners, Architects, DevOps, and QA teams.The position emphasizes cloud platforms...

Thought Machine is hiring a Backend Engineer to design, implement and maintain scalable microservices for the Vault product. The role emphasizes production-ready code, automated testing, and close collaboration with other engineering teams.The ideal candidate will have experience with Python or Golang, automated testing, and an interest in client-facing...

Descrial in London is seeking a backend engineer to join the UK core team. You will design REST and asynchronous services in Python 3.11+ and FastAPI, work at Java/Spring boundaries with PostgreSQL and async SQLAlchemy persistence, and implement tenant isolation, RBAC and configuration.You will deploy on AWS using EKS/ECS, RDS and S3, build tests with...

A leading financial services company in London is seeking a Data Engineer to build and maintain event-driven data pipelines for their Catalyst platform. The ideal candidate will have strong skills in Python and AWS services, with a focus on real-time systems and resilient architectures. This role offers flexible working options and a benefits package that...

OverviewFounding Python Engineer required for an early stage start-up building the future of AI-powered data processing. Joined by a founding team from leading industry names and backed by prestigious VC and angel investors, this is a ground-floor opportunity to work on technically challenging AI problems.You'll have2-5 years of professional Software...

Join JPMorgan Chase as a Senior Lead Software Engineer within Corporate Risk Technology in London. You will design and enhance advanced data engineering solutions to deliver secure, stable, and scalable technology products. Collaborate with agile teams while driving innovation across multiple technical areas. This role requires proficiency in data...

Maven Securities, based in Greater London, is looking for a skilled data engineer to design and build reliable data systems for trading. You will collaborate with traders and researchers to manage large datasets and ensure efficient data pipelines. The ideal candidate has excellent Python skills, experience with SQL, and knowledge of containerisation...

JPMorgan Chase & Co. in London seeks a Software Engineer III to join a seasoned agile team, delivering trusted market-leading technology products in a secure, scalable way. You will design, develop, and troubleshoot across multiple areas to support firm objectives.The role emphasizes secure production code, integration of AI-assisted tooling, and strong SDLC...

McGregor Boyall is seeking a Python Developer with strong Market Risk knowledge to join a London-based risk technology initiative. You will design, build and enhance scalable risk applications used by risk managers across multiple asset classes, including equities, FX, fixed income, and mortgages.The role involves working on a greenfield platform,...

JPMorgan Chase & Co. in London seeks a Data Engineer to design and deliver scalable data pipelines and architectures. You will work in an agile team to collect, store, and analyze data securely, enabling business functions with reliable data services.The role emphasizes AI-assisted validation, data sensitivity awareness, and governance across the data...

Ben is seeking a backend-leaning full-stack engineer to help build and scale features powering our benefits platform. You will work on APIs, services, and integrations, collaborating with product, design, and engineering to shape the roadmap and deliver end-to-end solutions.You will contribute to data models, architecture decisions, and security-focused...

Abound is seeking a Software Engineer to help us build high-quality backend systems that accelerate our mission in the UK fintech space. You'll own backend features end to end using Python, Django, RESTful APIs, GraphQL, Postgres, and Google Cloud, collaborating with product and frontend teams to ship reliable, scalable solutions.Ideal candidates have strong...

Are you passionate about building secure, scalable software and cloud infrastructure that supports critical services in production? Do you enjoy collaborating across teams, improving engineering practices, and helping others grow while delivering high-quality solutions?About our TeamWorking within Information Security & Data Protection division, the content...

**Company Description** Join Netcompany in leveraging technological innovations to foster societal transformation. Netcompany was awarded 5th position on the esteemed UK Top 50 Best Places to Work in the Glassdoor Employees’ Choice Awards for 2024. As one of the fastest growing technology companies, we are disrupting the marketplace and...

Satalia, a WPP Company, seeks a Cloud Engineer (Python) on a contract basis to build and maintain Python web APIs, containerised and cloud-agnostic. You will provision and manage cloud resources with Terraform and design scalable infrastructure, owning deployments end-to-end in a true DevOps model.You'll integrate with a range of systems, implement...

Software Engineer | Python and AI | Global Trading Firm | London, Hybrid Build the next generation of AI-powered products. We're working with a leading global organisation that is investing heavily in AI, innovation and modern software engineering. They're looking for a talented Software Engineer to join a growing AI & Innovation team, building intelligent...

Viasat is seeking a Staff Software Engineer (SDET, Python) to transform quality engineering across terminal and media server software platforms. You will design scalable automation frameworks, test platforms, and CI/CD solutions to raise software quality and release confidence.You will work with global teams across labs and environments, driving AI-assisted...

Join us to shape the future of web applications with innovative AI-driven solutions. You will have the opportunity to work across both backend and frontend technologies, collaborating with diverse teams to deliver impactful customer and internal platforms. Your expertise will help us build reliable integrations and drive experimentation and personalization....