1 to 25 of 45 Python Developer Jobs in London

Python Developer - (Python/React) - Remote Python Developer with strong Python (Flask Framework), React, and AWS experience is needed for one of our clients, an independent, research-tech startup that is transforming how the world evaluates and trusts academic research. This is a great … opportunity for any experienced Python Developer looking to work in a high-growth, greenfield-leaning environment, or for someone ready to step up and take ownership of engineering delivery across modern cloud-native platforms. You'll be working closely with the Lead Engineers/Senior Engineers, helping drive ...

Python Developer - (Python/React) - Remote Python Developer with strong Python (Flask Framework), React, and AWS experience is needed for one of our clients, an independent, research-tech startup that is transforming how the world evaluates and trusts academic research. This is a great … opportunity for any experienced Python Developer looking to work in a high-growth, greenfield-leaning environment click apply for full job details ...

Python Developer Day Rate: £400 Outside IR35 Duration: 6-months Start Date: ASAP (No long notice periods please) Are you actively looking for your next Python contract and ready to start within the next few weeks? We're working with a Data-Driven Technology Business … looking for additional support due to customer demands. They're looking for highly experienced Python Developers to support them during this busy period and be able to add value to their Python team. The Python Developer will need to have worked with Python, Kafka, Open ...

Python Developer/Backend Software Engineer (FastAPI SQL Data) London to £95k Are you a data centric Python Developer with strong SQL and FastAPI skills? You could be progressing your career in a senior, hands-on role at a fast growing, global Insurance Underwriting technology provider … membership X4 paid volunteering days per year Season ticket loan Employee Assistance Programme Impactful role with great career progression Your role: As a Python Developer you will design and develop data centric backend services for the core platform with a focus on Python coding and building FastAPIs ...

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 ...

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 ...

Robert Half is recruiting for a AI Integration & Python developer/engineer Role for a 12 Month contract. **This role is a 12 month FTC** ROLE: AI Integration & Python developer/engineer LENGTH: 12 Months FTC LOCATION: on site to start then 4 days a week. … Role We’re working with a highly regarded investment management firm looking to hire an AI Integration & Python developer/engineer to support a growing internal initiative. This is a unique opportunity to join at an early stage of AI adoption, where you’ll play a key role ...

Front Office Python Developer (Prop Trading Firm) London | Hybrid | Trading Technology A leading digital asset trading firm is looking for a Front Office Python Developer to join its London team, working at the heart of the front office alongside traders and quants. This is a hands … infrastructure supporting data analysis and ML workflows Take ownership of projects from concept through to production What we’re looking for: Strong experience with Python (Python 3) Experience building real-time systems, data pipelines, or backend services Solid understanding of SQL/databases Comfortable working in Linux environments ...

Python Developer Number Of Vacancies: 1 Inside IR35 – 6 Months Contract (With likely extension) Day Rate: As per Market Rate Location: Central London Hybrid: 2 Days On‐Site per Week Note: Must have a valid Right to Work in the UK — no visa sponsorship available. Overview … looking for a highly skilled Python Developer to join a growing engineering team. This role is ideal for someone who thrives in modern cloud‐native environments, enjoys building clean and scalable backend systems, and is comfortable working in a hybrid setup in Central London. You’ll be responsible ...

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) Were 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, cloud ...

Python Developer Cyber £60,000 £70,000 Fully Remote (UK based) Were 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 click apply for full job details ...

Hedge Fund - Python Developer (Equities) - Trade life cycle - PnL - Kafka - Contract Our Hedge Fund client is looking for a Python Developer/Engineer Contract role This team is responsible for the firms equity transaction data platform, including trade life cycle event processing, enrichment, and PnL calculations. … Principal Responsibilities Design and develop solutions for trade life cycle event processing, including corporate actions, expiries, and other post-trade events. Build and operate Python-based services that perform large-scale data transformations and calculations. Publish and distribute transaction and PnL data using Kafka, including AVRO-based schemas ...

Python Developer/Backend Software Engineer (FastAPI SQL Data) London to £95k Are you a data centric Python Developer with strong SQL and FastAPI skills? You could be progressing your career in a senior, hands-on role at a fast growing, global Insurance Underwriting technology provider ...

Senior Python Developer – Front Office Trading | London (Hybrid) We’re partnering with a leading quantitative trading firm looking to hire a Senior Python Developer to work directly with front-office teams on real-time trading systems. What you’ll be doing Building and enhancing tools used … decision making Working closely with front-office teams to deliver high-performance solutions Developing systems across trading, data, and automation workflows Key requirements Strong Python experience in a production environment Experience working in trading, financial services, or other real-time systems Solid understanding of data structures, APIs, and system ...

Python Developer (AI/Data Focus) – Financial Services We’re partnering with an innovative financial services firm with deep expertise across FX, Swaps, Options, and a range of complex financial products. Their technology team is building cutting-edge, data-intensive, event-driven systems that power real-time market … data, analytics, and execution workflows — and they’re looking for a Full-Stack Python Engineer to join them. 💻 What you’ll be working on: • Designing, developing, and optimising full-stack applications • Building API-first, scalable backend services • Developing real-time data pipelines and event-driven architectures • Supporting production systems ...

Role: Python Backend Developer Skills: Python, Pydantic, PostgreSQL, Numpy, Pandas, Model: Hybrid Salary: up to £50,000 - 65,000 A Python Backend Engineer is needed to join growing software house in London who specialise in helping businesses reduce wasteful processes, costs and energy; and improve their … financial metrics with live data-driven insights sourced from direct connections to their clients’ systems. You will be joining a strong team of Backend Python Engineers, Data Scientists, and financial experts, who are building the next generation of financial tools. If you're an experience Software Engineer whose passionate ...

Python Developer London hybrid 12 month contract Inside ir35 Job Description: The role is to work as an application developer within the Securities Lending technology team in London. Securities Lending is responsible for facilitating short sales for clients including Hedge Funds and Internal Trading Desks, Collateral automation … Asset Optimization Group (AOG) and Supply Desk automation to source external Inventory Mandatory Skills Strong Python development experience interacting with both data in motion (Amps, Kafka) and data in rest (SQL server/Sybase/Oracle) experience Good understanding of Agile and Lean software development practices and associated tools ...

Python Developer - Observability Engineering London | Hybrid | Perm I’m working with a leading quantitative research and trading firm looking to expand their Observability Engineering team. This team sits at the centre of engineering productivity, owning the systems that allow teams to produce, move and consume telemetry at scale. … Define and promote “golden paths” for instrumentation across a wide range of services • Work closely with engineering and research teams to improve visibility and developer experience • Scale and optimise telemetry systems handling large volumes of real-time data • Improve incident response through better coverage and monitoring What they ...

Senior Python Developer Duration: 14 Months Location: London, UK (3 days in office) Active SC Clearance required Inside IR35 - Umbrella only About the Role: We are seeking a highly skilled and versatile Senior Developer to join our team and contribute to the development and maintenance … cutting-edge Azure Databricks platform for economic data. This platform is critical for our Monetary Analysis, Forecasting, and Modelling activities. The Senior Developer will be responsible for both front-end and back-end development, with a focus on Python, including the challenging but rewarding task of reverse engineering ...

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 ...

Title: Senior Python Developer Location: London, UK (3 days in office) SC Cleared: Required Job Type: Full-Time Experience: 10+ years About the Role: We are seeking a highly skilled and versatile Senior Developer to join our team and contribute to the development and maintenance … cutting-edge Azure Databricks platform for economic data. This platform is critical for our Monetary Analysis, Forecasting, and Modelling activities. The Senior Developer will be responsible for both front-end and back-end development, with a focus on Python, including the challenging but rewarding task of reverse engineering ...

Senior Python Developer (Contract) £600 - £700 PD (Inside IR35) 6 Months Contract London Hybrid Overview We are seeking an experienced Lead Python Software Engineer. You will lead the technical architecture and delivery , ensuring reliable system synchronisation, improved data consistency, and scalable solutions for an amazing brand. Role … standards Collaborate with engineers, product managers, and other stakeholders Communicate technical decisions clearly and maintain high engineering standards Essential Skills & Experience Strong experience with Python and TypeScript Strong AWS experience (ECS, Lambda, Step Functions, API Gateway) Experience managing infrastructure with Terraform Proven experience architecting and delivering software solutions Experience ...

Senior Python Developer Duration: 14 Months Location: London, UK (3 days in office) Active SC Clearance required Inside IR35 - Umbrella only About the Role: We are seeking a highly skilled and versatile Senior Developer to join our team and contribute to the development and maintenance ...

Equities Quant Developer (Python) – Madrid Madrid £80,000 – £130,000 Build the systems that shape portfolio decisions at a leading multi-strategy hedge fund - while based in Madrid. This is a role for someone who enjoys owning real products end-to-end. You’ll work directly with portfolio … term maintenance. Collaborate with technology and AI teams to scale tools and integrate them into the broader investment platform. What you’ll need Strong Python skills (core requirement), with experience building production-grade applications and working with large datasets; SQL expected. Around 2+ years’ experience in a quant ...