1 to 25 of 34 Python Developer Jobs in London

Data Infrastructure Engineer/Python Developer, London, COR7590 Are you an experienced Data Infrastructure Engineer or Python Developer with a passion for building robust data systems and working with cutting-edge AI technologies? Looking for a role where you can take ownership of critical infrastructure within … fast-growing fintech startup? This could be the opportunity for you! The Role As a Data Infrastructure Engineer/Python Developer, you'll be responsible for designing, building and maintaining the systems that transform large volumes of complex data into reliable, high-quality datasets. You'll use Python ...

Senior Python Developer – Nottinghamshire/Hybrid £50,000 - £70,000 + excellent benefits This profitable and growing technology company require a proven Senior Python Developer, to come in and take ownership and accountability for technical delivery within the business. You will be involved in bespoke development … development opportunities 5% employer pension, life assurance, enhanced leave, private medical and more Key Requirements: At least 5 years’ experience in a similar role Python BASH Linux Agile Software architecture, Microservice and cloud experience Desirable tech – Docker, Ansible, Helm, Terraform Relevant professional certifications and education would be desirable ...

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 ...

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 ...

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 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 ...

companies deploy intelligent agents, automate workflows, and accelerate innovation at scale. As demand surges for our product, we are currently hiring for a Senior Python Developer with Azure experience and a footing with AI who’s ready to move at our speed. If you're passionate about … powerful automation through models, agents, and reusable templates. Ready to build the future with us? The Role at a Glance: AI/Azure/Python Developer UK Remote Up to £90,000 Benefits include flexible remote work and an environment that values speed, quality, and autonomy. Product/ ...

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 ...

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 … 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 ...

Senior Backend Developer (Python/Azure) 550 per day INSIDE IR35 6 months UK-based - once a week in London Role Hands-on backend developer building and integrating Python-based services within a secure, enterprise environment. Focus on API development, system integration, and reliable delivery. … Responsibilities Build backend services using Python (FastAPI) Develop APIs and integrate across disconnected systems Deploy solutions via Azure Function Apps Implement CI/CD pipelines (GitHub) Write and optimise SQL queries Contribute to architecture and secure design Clarify requirements, identify gaps, and shape solutions Support delivery and manage client ...

Senior Backend Developer (Python/Azure) 550 per day INSIDE IR35 6 months UK-based - once a week in London Role Hands-on backend developer building and integrating Python-based services within a secure, enterprise environment. Focus on API development, system integration, and reliable delivery. … Responsibilities Build backend services using Python (FastAPI) Develop APIs and integrate across disconnected systems Deploy solutions via Azure Function Apps Implement CI/CD pipelines (GitHub) Write and optimise SQL queries Contribute to architecture and secure design Clarify requirements, identify gaps, and shape solutions Support delivery and manage client ...

Senior Backend Developer (Python/Azure) 550 per day INSIDE IR35 6 months UK-based - once a week in London Role Hands-on backend developer building and integrating Python-based services within a secure, enterprise environment. Focus on API development, system integration, and reliable delivery. … Responsibilities Build backend services using Python (FastAPI) Develop APIs and integrate across disconnected systems Deploy solutions via Azure Function Apps Implement CI/CD pipelines (GitHub) Write and optimise SQL queries Contribute to architecture and secure design Clarify requirements, identify gaps, and shape solutions Support delivery and manage client ...

Description Python Developer London- (Hybrid) £750 -£800 emagine is a high-end professional services consultancy and solutions firm Specialising in providing business and technology services to the financial services sector, we power progress, solve challenges and deliver real results through tailored high-end consulting services and solutions. … APIs, and user-facing applications. Collaborate directly with traders, quants, and technologists to translate business requirements into production-ready solutions. Key Requirements Proficiency in Python (asyncio, multi-threading/processing, NumPy, Polars), React. Experience with web frameworks like FastAPI or Django. Familiarity with database technologies including PostgreSQL and MongoDB. ...

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 ...

Description Python Developer London £900 - £1000pd We are seeking a highly motivated Software Engineer to join a high-performing team building next-generation trading and risk systems. This role offers end-to-end involvement across the software development lifecycle, including the development of major greenfield components within … working environment with our consultants and colleagues which stems from our core values: Confident, Dedicated, Responsible, Genuine. Main Responsibilities Design and develop robust, scalable Python applications for risk and trading analytics Work with large-scale datasets (billions of rows), ensuring performance and efficiency Collaborate closely with quants, traders ...

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 ...

Software Developer/Engineer (C# Python SQL) London/WFH to £150k+ Are you a data savvy Software Developer with C# and Python coding skills? You could be joining a Hedge Fund with complex work and substantial bonus earning potential. As a Software Developer … small, collaborative team where you'll have real ownership and impact. Your role: Design and build data platform components using C# and Python Develop and optimise ETL pipelines, Data Lakes/Lakehouses and distributed systems Improve infrastructure, observability and CI/CD practices Maintain and evolve existing systems (microservices ...

Senior Python/Django Developer (Contract) £700-£750 per day (Inside IR35) | Remote | 6 months We're supporting a leading UK retailer as they scale an AI-driven pricing platform across Europe, and are looking for a Senior Python/Django Developer to support the next … backend-focused role , working within a data-driven environment on a high-impact, large-scale platform. The Role Develop and maintain backend services using Python and Django Contribute to a scalable AI pricing platform used across multiple markets Work closely with engineers, data scientists and product teams Write clean ...

Software Developer/Engineer (C# Python SQL) London/WFH to £150k+ Are you a data savvy Software Developer with C# and Python coding skills? You could be joining a Hedge Fund with complex work and substantial bonus earning potential. As a Software Developer ...

client is a London-based financial-services company who are actively seeking a Senior Python Quant Developer to join on an initial 12-month contract basis. What you'll need to succeed : Extensive hands-on Python Development experience building REST APIs with FastAPI or similar. Strong quantitative ...

Description My client is a London-based financial-services company who are actively seeking a Senior Python Quant Developer to join on an initial 12-month contract basis.What you'll need to succeed: Extensive hands-on Python Development experience building REST APIs with FastAPI or similar. Strong ...

Anyone AI is recruiting skilled Python Developers to work on a project with a leading AI lab. Qualifications: Advanced professional written proficiency in English 3–7 years of professional software engineering experience Strong proficiency in Python and JavaScript/TypeScript; working knowledge of Java, C#, or Go Backend ...