1 to 25 of 36 Python Developer Jobs in London

Backend Python Developer (Azure AI) Location: Remote/Hybrid Type: Full-time Our client is a fast-growing consulting business building an AI-driven platform on native Microsoft Azure services. They are looking for a strong Backend Python Developer to join their team and play … lean, high-impact environment where speed, quality, and innovation matter. The Role The successful candidate will: Design, build, and maintain backend services in Python , writing clean, maintainable, production-grade code. Develop and deploy AI-powered features using Azure-native services including Azure AI Foundry, Azure AI Search, Cosmos ...

Python Developer - Fixed Income Trading Technology We are currently recruiting for a Python Developer to join the Fixed Income trading technology team within a leading international Investment Bank. This is a core software engineering role focused on building production trading systems . We are looking … core Python engineer who enjoys owning components, improving systems, and working closely with the business in a fast-paced trading environment (this is not a quant, data engineering or AI/ML role). You will sit within Front Office Technology supporting the Fixed Income trading desk which develops ...

Python Developer – Tier 1 Investment Bank (Equity Derivatives Trading) London, UK | Full-Time A leading tier-1 investment bank is expanding its Equity Derivatives business and is seeking a highly motivated Python Developer to join its Front Office technology team in London. Working within a high … directly with Trading, Structuring and Sales teams to deliver innovative technology solutions across a fast-paced Equity Derivatives and Structured Products platform. As a Python Developer, you will design and develop scalable, high-performance applications supporting pricing, risk management and trade execution across Equity Derivatives products. Responsibilities Develop ...

Python Quant Developer - Hybrid - London - Up to £140k base + 40%+ bonus Stuck in the red tape and bureaucracy that is investment banking? Tired of projects not going into production? Looking to transition and make the jump to the buy side? A global investment management fund … billion AUM) is looking for a Python Developer to help them build and maintain a research environment that facilitates diversified systematic strategies in the commodities space. You will take on development projects for the fixed income side of the business, improving existing systems and developing greenfield ones, having ...

Python Developer Insurance Analytics Were looking for a talented Python Developer to join our growing Insurance Analytics team. In this role, youll play a key part in shaping and enhancing InsurSight , our award-winning SaaS analytics platform. This is a great opportunity to work … prototype new technologies to drive innovation and continuous improvement Contribute to a culture of curiosity, collaboration, and technical excellence What were looking for: Strong Python development experience, with a proven ability to deliver production-quality, maintainable code Must have experience working with large datasets and performance-critical applications Experience ...

Software Developer, Python, London, COR7571 Are you a capable Python Software Developer looking for a role where your work will have a direct impact across a growing business? This could be the opportunity for you! The Role As a Software Developer, you’ll design, build … help streamline business processes and improve efficiency. Working across both front-end and back-end development, you’ll create scalable, production-ready software using Python, cloud technologies, and modern development practices. The Company Our client is a growing organisation that places technology at the centre of its operations. They ...

Senior Python Developer - Data Platform and AI Location: London or Glasgow (Hybrid) We're partnering with a leading global financial institution to hire a Senior Python Developer to join a high-impact Data & Analytics engineering team supporting front-office functions. This is a hands-on engineering … intersection of data, engineering, and AI, with exposure to modern technologies including LLM integrations. What You'll Be Doing Design, build, and maintain Python-based backend services Develop and enhance data governance tooling used across the business Contribute to UI components to improve user experience Own the full development ...

Senior Django/Python Developer Pay Rate: up to £750 (Inside IR35 - Umbrella) Duration: 6 months’ Working arrangement: Once a every 3 months - London We’re working on behalf of a FTSE 100 leading UK retailer, supporting the expansion of a highly successful AI‐driven Smart Pricing programme. … known UK household brands, the organisation is now extending this platform across its European operations and is looking for an experienced Senior Django/Python Developer to support the next phase of delivery. This is a pure backend role, focused on scalable, high‐quality Python engineering within ...

About the role We are seeking a Python Developer to join our team and help build the next generation of AI solutions. This is a unique opportunity to be a key technical contributor in a fast-paced, innovative environment where you'll wear many hats and have significant … impact on our product and engineering culture. As a Python Developer, you'll work across the entire technology stack from backend services and data pipelines to infrastructure and deployment. You'll collaborate closely with the engineering team to architect, build, and scale our micro-services based platform while ...

Role: Python Developer Salary: £155,000 P/A + Bonus + Benefits Location: London Client: Top Fintech A world-class tech house in the finance sector is looking for a talented Python Developer to join its high-performing software engineering team in London. This … involved across the full software development lifecycle, contributing to architecture, engineering decisions, and platform scalability in a collaborative, engineering-first environment. Requirements: Strong commercial Python development experience (4+ years) Experience building RESTful microservices Strong SQL and database knowledge Experience working with large-scale or high-volume datasets Exposure ...

Title: Python Developer (Immediate joiners who can join by 16th June 2026) Location: UK Experience: 2–10 years Education: Bachelors in Science (IT/Computer Science/Engineer) Employment Type: Full-Time UK based candidates only. About the Rol eWe are looking for a Python Full Stack … Developer to design, build, and ship production-grade web applications end to end — from a FastAPI backend and PostgreSQL data layer through to a modern React + TypeScript frontend, containerised with Docker and orchestrated on Kubernetes, and deployed and monitored across cloud platforms (AWS, Azure, or GCP). ...

Title: Junior Python Developer Location: UK Experience: 2–10 years Education: Master's in Science (IT/Computer Science/Engineer) Employment Type: Full-Time UK based candidates only. About the Rol eWe are looking for a Python Full Stack Developer to design, build, and ship … comfortable across the entire delivery lifecycle and takes pride in shipping secure, observable, well-tested software .Key Responsibilitie sStrong hands on experience in Python, Tableau & Data Mining experience .Design and build RESTful APIs with FastAPI — routing, request/response validation, dependency injection, middleware, and auto-generated OpenAPI documentation .Develop ...

Senior Developer - Python, .NET, JavaScript/React, Azure - remote - up to £80k Skills/Experience Proven experience as a senior developer, full-stack developer, software engineer or product engineer in a high-growth product, consultancy or customer delivery setting. Expertise in Python, .NET and JavaScript … production features across the platform, working across APIs, services, user interfaces, data integrations and AI-agent workflows. Develop scalable, secure, cloud-native software using Python, .NET and JavaScript/React, with strong attention to code quality, maintainability and performance. Work across the Azure stack, including Azure OpenAI, Azure ...

NOTE: VISA SPONSORSHIP IS NOT PROVIDED Role : Python Developer Location: London, UK (5 Days/Week Onsite) Type: Permanent Requirement: A Python + React + SQL + Databricks developer role blends backend data engineering with frontend application development, requiring strong coding skills in Python, React.js … Databricks for building scalable, data-driven Key Responsibilities Backend Development (Python) Build APIs and services using Python frameworks (Flask, FastAPI, Django). Integrate with Databricks SQL endpoints for data access. Ensure performance, scalability, and security of backend systems. Databricks & Data Engineering Develop ETL pipelines and workflows using PySpark ...

Senior Python/Django Developer – Contract Location: Remote Daily Rate: £750 Inside IR35 Please Note: This role will need to operate through an Umbrella company and all employer, employee tax and NI will be deducted from the rate About Us Our client is a Major FTSE100 retail giant … transform data into actionable insights, driving smarter decisions. As they expand our their core engineering team, we are seeking an exceptional Senior Python Django Developer to help architect, build, and scale our high-performance systems. Role Overview As a Senior Developer, you will be working ...

Lead Python Developer Climate Tech London (Hybrid, 3 days per week) Python, FastAPI, PostgreSQL, GCP, Docker I'm working with a fast-growing climate-tech non-profit tackling one of the most important infrastructure challenges in the energy transition. Backed by some of the biggest names … complexity, mathematical optimisation, and performance challenges at scale - a long way from your average API job. Requirements: 7+ years experience developing and maintain scalable Python/FastAPI back-end services Ideally worked with high-performance APIs for complex hierarchical data queries and grid modelling computations Managed and optimised ...

Lead Python Developer Climate Tech London (Hybrid, 3 days per week) Python, FastAPI, PostgreSQL, GCP, Docker I'm working with a fast-growing climate-tech non-profit tackling one of the most important infrastructure challenges in the energy transition. Backed by some of the biggest names ...

leading commodities trading business is looking to hire a Junior Python Developer to join its front-office technology and analytics function in London. This role sits within a highly technical team supporting trading, risk, and quantitative analytics platforms across physical and derivatives markets. You'll work closely with … traders, quants, and senior engineers on the development of modern data and analytics tooling used across the business. The environment is C# and Python-focused, with increasing adoption of cloud-native data technologies including Databricks, whilst also integrating with established quantitative pricing and risk platforms such as Numerix. This ...

reliable tools that make a real difference for researchers, clinicians, and regulatory teams. The Role We’re looking for a Mid-Level to Senior Python Developer with experience working with modern AI and LLM technologies. We’re looking for someone who can write clean, maintainable Python code … environments, takes initiative, and is comfortable working across backend engineering, AI tooling, data workflows, and product collaboration. Responsibilities Write clean, maintainable, and well-tested Python code. Design and maintain scalable, reliable backend systems, APIs and data-processing pipelines. Work with structured scientific, clinical, and regulatory data. Contribute to GenAI ...

working with a big name in the Energy Trading space who are looking for a Python Developer to join their Front Office Delivery team supporting the traders. You will primarily be building out models for trade execution with responsibilities including: Developing and enhancing multiple Python-based front … needed Collaborating regularly with end users throughout the change lifecycle to gather feedback and ensure successful delivery Key Requirements : Demonstrated commercial experience in Python development Experience developing Web APIs using Flask, FastAPI, Streamlit, or other leading Python frameworks Experience in Azure Cloud environments (AKS) Experience with streaming data ...

Detils: Role Name : P&L Python Developer Type : Contract – Inside IR35 Location : Bromley (BR1 1LR)/London, UK Hybrid/Remote : Hybrid – 3 days per week onsite Start Date : ASAP Duration : 12 Months Job Description: The SRPL program is a critical, fully funded, two year initiative. Given … support core engineering streams, unblock current bandwidth constraints, and ensure continued delivery momentum within a fixed multi-year funding envelope. • 5+ years of strong Python development experience (optional Java) with demonstrable experience of having designed and developed complex server-side components. • Experience working in Financial Services specifically within markets ...

Role: Software Developer (Python) - Up to £140,000 + Bonus + Package Salary: Up to £140,000 + Bonus + Package Location: London (Hybrid Working) Skills: Python as a main language This firm is an elite tech firm with high standards who have previously set tech world ...

leading commodities trading business is looking to hire a Junior Python Developer to join its front-office technology and analytics function in London. This role sits within a highly technical team supporting trading, risk, and quantitative analytics platforms across physical and derivatives markets. You'll work closely with ...

Python Engineer (AI/LLM Focus) London (Hybrid) | 🚀 Fintech Scale-Up We’re partnering with a fast-growing fintech company in London that’s redefining how financial data is leveraged through cutting-edge AI. They’re now looking for a Python Engineer with strong experience … product, data, and engineering teams to bring AI-driven features into production. What you’ll be doing: Designing and building scalable backend systems using Python Developing and integrating LLM-powered features into core products Working with modern AI frameworks (e.g. OpenAI, LangChain, Hugging Face) Collaborating with data scientists ...

Junior Python Engineer London (Hybrid – 3 days in office) Up to £60,000 + benefits My client is a fast-growing fintech based in London, and they’re looking for a Junior Python Engineer to join their expanding team. This is a great opportunity to work on real … engineering teams. Writing clean, maintainable, well-tested code. Contributing to technical improvements across the platform. What they’re looking for Commercial experience with Python, ideally 1–3 years. Experience with backend development and REST APIs. Familiarity with frameworks such as Django, Flask, or FastAPI. Knowledge of SQL databases such ...