1 to 25 of 51 Python Developer Jobs in London

Senior Python Developer - Python, FastAPI, AWS, Postgres, SQL OB have once again partnered with a high-growth Data Intelligence Platform start-up, who are looking to grow their Backend team, by hiring a Senior Engineer, with strong Python skills, to come in and own architecture, performance … someone who has a strong track record working on high-ownership projects and building real backend systems that delivers value to users. Senior Python Developer - Python, FastAPI, AWS, Postgres, SQL Key skills and experience: 5+ years of commercial Python & FastAPI (Django or Flask also fine) Strong ...

Senior Python Developer (PYTHON/AWS/REACT) - Health tech - tech for good, make a positive impact on the world Highly successful and fast growing organisation has an exciting opportunity for a Senior Software Developer (PYTHON/AWS/REACT). They are looking … this job Able to demonstrate commercial software development experience. Practical experience in system design, development, testing and operational stability. Deep knowledge and experience in Python and its ecosystem, patterns and pitfalls. Experience applying continuous delivery, test driven development and pair programming. Experience of working in an agile environment ...

Robert Half Technology are assisting a market leading financial services organisation to recruit a Junior Python Developer on a 12-month fixed-term contract basis. Hybrid working - London based (initially 5 days onsite, moving to 4 days per week). Role * The Junior Python Developer will … support and maintain a suite of Python-based processes and reporting tools used across the business. * Provide day-to-day support for existing data pipelines, APIs, and reporting frameworks, troubleshooting issues and resolving incidents. * Work across a technology stack centred on Python, Postgres, Docker, REST APIs, and local ...

Description Robert Half Technology are assisting a market leading financial services organisation to recruit a Junior Python Developer on a 12-month fixed-term contract basis. Hybrid working - London based (initially 5 days onsite, moving to 4 days per week). Role The Junior Python Developer will support and maintain a suite of Python-based processes and reporting tools used across the business. Provide day-to-day support for existing data pipelines, APIs, and reporting frameworks, troubleshooting issues and resolving incidents. Work across a technology stack centred on Python, Postgres, Docker, REST APIs ...

Graduate/Junior Developer, Python, Linux, C#, Java - London (Teck stack: Graduate/Junior Developer, Python, Linux, C#, Java, .NET 10.0, C#, J2EE, Agile, TDD, BDD, Graduate/Junior Developer) Since 2006 our client's revolutionary marketing software platform has been helping businesses all over … customers by delivering inbound experiences that are relevant, helpful, and personalized. Having recently launched in the UK, they looking to hire Graduate/Junior Developer (Python, Linux, C#, Java)) to become a part of their ever-growing family. They believe that individual developers are in the best position ...

Tittle: Front Office Python Developer (FX/Rates Trading) Contract: 12 Months Location: London (3 days a week onsite) Rate: Highly competitive daily rate Status: inside IR35 About the Role We are seeking an experienced Front Office Python Developer to join a global investment bank, working … where you will collaborate closely with traders to design and build pricing, risk, and trading systems within a cross-asset environment. Required Skills - Strong Python development experience (production-level coding) - Proven front office/trading desk experience - Experience in at least one asset class: - FX (Foreign Exchange) or Rates ...

Python Developer Location: London, United Kingdom (Partial remote 2-3 days onsite) Employment Type: Inside IR35 Contract Rate : 60 GBP per hour Duration : One year contract with extensions Role Overview We are seeking a Python Developer to join a front-office team at a leading financial … requires close collaboration with quant, sales, and trading teams to deliver business-critical applications in a dynamic environment. Key Responsibilities Design and implement backend Python software solutions within the structured notes domain. Collaborate on a React UI application, ensuring clean API contracts and integration with backend services. Work ...

Python Developer Location: London (Onsite) Job Type: Permanent Who We Are We are a consultancy operating within Robert Walters, the world's most trusted talent solutions business. Across the globe, we deliver recruitment, outsourcing, and talent advisory services for businesses of all sizes, opening doors for people with … diverse skills, ambitions, and backgrounds. The Role We have an exciting new opportunity for a Python Developer to join Robert Walters as a Consultant. As a Consultant, you will benefit from permanent employment with Robert Walters and will be deployed on an assignment within our clients' organisations ...

Role: Python Developer Location: London, UK - 5 Days Onsite Employment Type: Full-Time (FTE)/Permanent (Note: Sponsorship won't be provided) We are looking for a skilled Python Developer with strong experience in backend development, data engineering, and modern frontend technologies. Key Skills Required: Python React.js SQL Databricks PySpark 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 ...

Python Developer - Insurance Analytics Location - London with hybrid working as per departmental requirements (currently a MINIMUM of 40% (2 days per week). LCP is an award-winning actuarial and analytics consultancy providing market-leading capabilities and advice across pensions and financial services, energy, health, and analytics. … analytics fused with human expertise to shape a more positive future. We have an exciting opportunity to join our Insurance Analytics team as a Python Developer. You will play a leading role in the continued development of InsurSight, our award-winning SaaS platform. InsurSight was launched in April ...

Full Stack Python Developer London/Hybrid | Permanent A global financial markets business is hiring a Full Stack Python Developer to join a high-impact enterprise engineering team working on one of its most strategic platform initiatives. This role sits within a central technology function responsible … building shared capabilities used across multiple trading and business areas. You’ll be helping shape the next generation of internal platforms, developer tooling, APIs, data services and AI-enabled products that support growth across the wider organisation. This is an excellent opportunity for an engineer who enjoys solving complex ...

Lead Python Developer – London CW Talent Solutions is partnering with a global proprietary trading firm to hire a Lead Python Developer for their DeFi trading desk. This role will focus on building and scaling the firm’s Python-based trading infrastructure, working closely with … growing DeFi desk Entrepreneurial and technology-driven culture Opportunity to shape the technical foundation of a rapidly scaling desk The Role Build and scale Python-based trading infrastructure Integrate with smart contracts and DeFi protocols Develop real-time blockchain data pipelines Design microservices to enhance trading and automation Take ...

Graduate/Junior Developer, Python, JavaScript, PHP - London (Tech stack: Graduate/Junior Developer, Python, JavaScript, PHP, Graduate/Junior Developer) In 2012 our client launched a social messaging platform that has been taking the US by storm. After an extremely successful period our client … number of new offices are being opened in the UK and our client is looking for talented, enthusiastic and passionate Graduate/Junior Developer to bring their product to these new markets and help enhance this already successful company! These roles would be suitable Graduate/Junior Developer ...

Python Developer – Cyber £60,000 – £70,000 | Fully Remote (UK based) We’re working with a cutting-edge cybersecurity company looking to hire a Python Developer to join their team. This is a highly technical role focused on building tools and systems that detect and analyse … real-world cyber threats at scale. Main Duties of the Role Design and develop Python-based tools for threat intelligence and security research Build and optimise data pipelines to process large volumes of security data Work closely with researchers to identify, monitor, and analyse emerging threats Contribute to scalable ...

Senior Python Developer - Banking London, UK | Hybrid | c.£ depending on experience Permanent Brief We're hiring a Senior Python Developer to join a high-performing engineering team within a banking environment. Key Responsibilities Build and scale Python-based backend systems and APIs Work on high … availability, data-intensive applications Collaborate with engineering, data, and business teams Required Experience Strong Python experience (Django, Flask or FastAPI) Proven backend/API development experience Experience within banking or financial services Exposure to cloud (AWS/Azure/GCP) and modern engineering practices Nice To Have Microservices architecture ...

Senior Django/Python Developer Pay Rate: up to £700 (Inside IR35 - Umbrella) Duration: 6 months' Working arrangement: Once a every 3 months - London We're working on behalf of aFTSE 100 leading UK retailer, supporting the expansion of a highly successful AI-driven Smart Pricing programme. Following … 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 ...

Senior Django/Python Developer Pay Rate: up to £700 (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 ...

Description Senior Django/Python Developer Pay Rate: up to £700 (Inside IR35 - Umbrella)Duration: 6 months' Working arrangement: Once a every 3 months - London We're working on behalf of aFTSE 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 ...

Contract Python Developer (Investment Banking) - Front Office/Derivatives Risk/Pricing&Risk/Server Side Our Investment Banking client is looking to hire a Python Developer on a long term contract role (initial 12 months) 5+ years of strong Python development experience (optional Java ...

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 ...

Lead Python Developer – Climate Tech 👥 Non-Profit | Major Philanthropic Backing | Real Engineering Problems 📍 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. … 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 ...

Backend Python Developer (AI) - Remote - UK - excellent opportunity to join this innovative and fast-growing AI tech. organisation! Skills/experience 2+ years solid commercial Python coding experience (backend, API development would be great). Good understanding of Docker, Kubernetes, and scalable distributed systems . An Agile … Foundry , AI Search , Cosmos DB , AKS ). Interest in experimenting with new AI frameworks and tools. Role Code back end solutions confidently in Python, design and implement scalable architecture using cloud-native tools. Build and deploy AI-first features using Azure AI Foundry, Docker and AKS . Use Visual ...

Data Engineer (Python Enterprise Developer) Location: London – Canary Wharf Work Mode: Hybrid (4 days onsite/week) Contract Duration: 9+ Months Role Overview We are looking for a highly hands-on Senior Python Data Engineer with strong core Python development expertise and experience building native Python … rather than heavy dependency on Spark/Databricks abstractions. Candidates must be confident in live coding environments and demonstrate strong real-world experience with Python data libraries, SQL engineering, and production-grade data pipelines. Preference will be given to candidates with front-office, trading, or energy trading domain exposure. ...

looking for a skilled Python Developer to work on scalable, data-driven applications. The ideal candidate will have strong experience in backend development, frontend application design, SQL optimization, and Databricks-based data engineering. This role involves building efficient APIs, developing ETL pipelines, and creating interactive user interfaces … analytics and business solutions. Key Responsibilities Backend Development (Python) Develop and maintain APIs and backend services using Python frameworks such as Flask, FastAPI, or Django. Integrate backend services with Databricks SQL endpoints for data access. Ensure backend applications are secure, scalable, and high-performing. Databricks & Data Engineering Build ...