17 of 17 Permanent Python Developer Jobs in the City of London

Python Desk developer | Energy Trading Desk | £800/Day Inside | Hybrid, LDN | 6 Months Rolling Python Engineer to work directly on the tradig desk for A Global Energy Trading Firm is scaling aggressively into new‐energy markets . They’re looking for a Python engineer … experience sitting directly within the front office , embedded with traders, and build tools that influence real‐time decision‐making. This Python Developer will be on the trading floor, working shoulder‐to‐shoulder with high‐performing commercial teams. The desk is looking for someone who can translate market problems ...

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 ...

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 ...

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 ...

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 ...

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 ...

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 ...

looking for a Senior Python Developer with strong experience in trading and risk management systems within investment banking. The role involves building backend applications and data processing logic supporting risk calculations, trade workflows and reporting. Key Responsibilities- • Develop and enhance Python-based applications for trading and risk … Ensure high code quality and test coverage • Participate in code reviews and mentor junior developers where required Must-Have Skills • Strong experience in Core Python development (6–10 years) • Strong SQL skills with ability to handle complex queries and large datasets • Experience with Python libraries (Pandas, NumPy ...

Senior Python Quant Developer London (Hybrid) The company A growing fintech business building advanced analytics and execution technology for institutional clients across the derivatives space. Their platform is used by leading hedge funds and asset managers to support relative value, volatility, and macro trading strategies. The environment combines … performant screening and trade discovery tools Work closely with traders and quants to turn analytical requirements into production systems Improve observability, deployment processes, and developer experience across the platform What you will need Strong software engineering fundamentals across architecture, design, and quality practices 5+ years’ experience in platform engineering ...

Python Full Stack Developer Requirements Develop highly scalable applications in Core Python. Hands-on with Python web frameworks such as Django, Flask, or FastAPI. Experience working on SQL with ability to run various data analytics tasks and queries. Exposure to Java script technologies (preferably React) Exposure … Service, Containers etc.). Knowledge on Financial domain and mainly Risk management is highly desirable Qualifications 8+ years of prior experience as a developer in the required technologies CORE TECHNOLOGIES Scripting : Python, SQL, Bash, PySpark Web frameworks: Django, Flask, or FastAPI. Frontend Technologies: ReactJS, Java Script Azure : Azure ...

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 ...

hiring for a Full Stack Developer, working closely with a wide range of business lines. You will be given the opportunity to work with technical and non-technical experts and develop innovative solutions, and full-stack applications used globally across a wide range of commercial and operational desks. …/iterate over new and existing requirements will be crucial in driving modern cutting-edge solutions to empower our commercial teams. A Full Stack Developer at __ characterises themselves by: Rapid Prototyping: Working closely with the operations/commercial teams to build and support market-focused business development applications ...

Overview We are seeking an experienced Python Tech Lead/Quant Infrastructure Engineer to support the development of a modern analytics and engineering platform within Credit and Capital Management. The role focuses on building scalable infrastructure, enhancing development tooling, and improving production environments supporting quantitative risk and analytics systems. … successful candidate will work closely with Quants, Developers, and business stakeholders, driving engineering best practices across Python development, APIs, Linux environments, containerisation, CI/CD, and production support within a banking or capital markets environment. You will: Design and maintain scalable development infrastructure and engineering platforms supporting Credit ...

across 34 countries and 5 continents including North America, South America, Europe, Asia, Australia, and Middle East. About the Role: Job Title – Angular Developer with Python Location – London, UK Mode of Work – Hybrid (2 Days Onsite Per Week) Type of Hiring – Permanent Job Summary: Seeking a Specialist with … years of experience in Angular Python and AWS to design and develop scalable secure web applications and cloud native solutions leveraging AWS S3 and API Gateway Skills Mandatory Skills : Angular, AWS S3, Java, Microservices, Python Good to Have Skills : AWS API Gateway, AWS Code Pipeline, AWS EKS Primary ...

success is driven by cutting-edge analytics, high-frequency data processing, and a commitment to innovation. We are now looking for a Senior Python Engineer to join our dynamic team in London and drive our next wave of technological advancements. Role Overview: As a Senior Python Engineer … building robust systems that enhance our trading strategies, risk management, and data analysis. You will collaborate closely with quants, data scientists, and traders, providing Python-based solutions that directly impact the profitability of the business. This is an exciting opportunity to work in a fast-paced, high-performance environment ...

optimize return metrics. Who We're Seeking: We're on the lookout for a seasoned Associate to Mid-level Software Engineer with hands-on Python experience. Familiarity with AWS Serverless and related technologies would be advantageous. Strengths in Pandas, Polars, Pytest, Postgres, and CI/CD is essential. ...