13 of 13 Senior Python Developer Jobs in London

Are you a Senior Python Developer looking to help shape the future of how schools use technology to empower learners across the UK? We are searching for a Senior Python Developer/Lead Python Developer who can guide a talented engineering team and push the boundaries of what cloud-native EdTech can … be. Fancy taking ownership over building scalable Python applications, driving Agile delivery, and designing robust AWS-based systems using modern Infrastructure-as-Code approaches? Role: Senior Python Developer, Python Software Engineer, Python Developer, Lead Python Developer Location: 100% work from home/Remote Salary: £55k - £62k base plus great benefits What … developers, and keep innovation at the heart of everything you do – from microservices and RESTful APIs to CI/CD pipelines and containerised deployments. With a strong background in Python development and deep knowledge of AWS, containers and automation, you’ll bring both technical expertise and the confidence to steer a team through rapid growth. Experience with serverless, AI More ❯

Are you a Senior Python Developer looking to help shape the future of how schools use technology to empower learners across the UK? We are searching for a Senior Python Developer/Lead Python Developer who can guide a talented engineering team and push the boundaries of what cloud-native EdTech can … be. Fancy taking ownership over building scalable Python applications, driving Agile delivery, and designing robust AWS-based systems using modern Infrastructure-as-Code approaches? Role: Senior Python Developer, Python Software Engineer, Python Developer, Lead Python Developer Location: 100% work from home/Remote Salary: £55k - £62k base plus great benefits What … developers, and keep innovation at the heart of everything you do – from microservices and RESTful APIs to CI/CD pipelines and containerised deployments. With a strong background in Python development and deep knowledge of AWS, containers and automation, you'll bring both technical expertise and the confidence to steer a team through rapid growth. Experience with serverless, AI More ❯

Are you a Senior Python Developer looking to help shape the future of how schools use technology to empower learners across the UK? We are searching for a Senior Python Developer/Lead Python Developer who can guide a talented engineering team and push the boundaries of what cloud-native EdTech can … be. Fancy taking ownership over building scalable Python applications, driving Agile delivery, and d click apply for full job details More ❯

Senior Python Developer Team Lead Location-Remote (UK-based) Salary - £55,000 £62,000 Transforming Learning Group is a forward-thinking education technology group working with over 5,000 schools across the UK. Our mission is simple: to help schools harness technology and data to improve outcomes for every learner. Through our brands including turn IT on … School ICT Services, SalamanderSoft and more we deliver solutions that make schools more efficient, effective and innovative. Were looking for a Senior Python Developer Team Lead to join our growing engineering team. This is a hands-on leadership role where youll set standards, mentor developers, and help shape the future of our cloud-native learning products. If … youre passionate about building scalable solutions and leading technical teams, this could be the perfect opportunity. What youll be doing Leading the development of high-quality, scalable Python applications. Driving Agile sprints and collaborating with product owners and stakeholders. Designing and maintaining cloud-based systems in AWS using Infrastructure-as-Code tools. Establishing best practices in software development, testing More ❯

Job Title: Senior Software Developer Python Contract Length: 12 Months Day Rate: £600 - £650 Inside IR35 Location: London, Manchester or Bristol Working Style: Hybrid - 2 days onsite Requires Active SC Clearance Are you ready to make a difference? Join our client, a leading organisation in the Central Government sector, dedicated to transforming public services through technology. We … re looking for a Senior Software Developer with Python expertise to help shape the future of digital government! What You'll Do: As a vital member of the National Data Library team, you will: Lead the design, development, and maintenance of scalable open data services and APIs. Set software architecture, engineering practises, and technical direction. Collaborate with More ❯

Job Title: Senior Software Developer Python Contract Length: 12 Months Day Rate: £600 - £650 Inside IR35 Location: London, Manchester or Bristol Working Style: Hybrid - 2 days onsite Requires Active SC Clearance Are you ready to make a difference? Join our client, a leading organisation in the Central Government sector, dedicated to transforming public services through technology. We … re looking for a Senior Software Developer with Python expertise to help shape the future of digital government! What You'll Do: As a vital member of the National Data Library team, you will: Lead the design, development, and maintenance of scalable open data services and APIs. Set software architecture, engineering practises, and technical direction. Collaborate with More ❯

Senior Python Developer Team Lead Location-Remote (UK-based) Salary - £55,000 £62,000 Transforming Learning Group is a forward-thinking education technology group working with over 5,000 schools across the UK. Our mission is simple: to help schools harness technology and data to improve outcomes for every learner click apply for full job details More ❯

Senior Python Backend Developer Kings Cross, London- Onsite 2/3 days a week 6 month contract Inside of IR25 £750 - £800 per day My client is seeking a highly skilled software engineer to join its AI/ML team, contributing to the development of cutting-edge applications that accelerate drug discovery and enable personalised therapies. The … ideal candidate will have strong Python backend development experience, preferably with FastAPI, and be proficient in cloud-native infrastructure (Google Cloud preferred), DevOps practices, and automated testing. While a background in life sciences is a plus, a passion for improving healthcare through technology is essential. The role involves integrating AI/ML components into scalable web applications, collaborating across … technical teams, and continuously improving software quality and performance. Key responsibilities Back end development for a Python web application Integration of AI/ML components with frontend, backend, data and compute infrastructure Responsible for high quality software implementations according to best practices, including automated test suites and documentation Develop, measure, and monitor key metrics for all tools and services More ❯

Senior Software Developer – Python – Celery We are seeking two experienced Senior Software Developers to support the maintenance, enhancement, and gradual modernisation of a legacy web application. The system is primarily built using Python, Django, PostgreSQL , and Celery for asynchronous task processing.The role involves working within an established multidisciplinary team to improve system stability, optimise data … term transition toward more modern, performant web technologies.Due to the nature of the role, active SC clearance is required. Key Responsibilities Maintain, extend, and refactor an existing Django/Python codebase. Work with PostgreSQL , including schema updates, data ingestion, performance tuning, and troubleshooting. Support and improve asynchronous processing pipelines using Celery . Contribute to technical decision-making around simplification … complexity. Ensure code quality through peer reviews, automated testing, and documentation. Actively participate in agile ceremonies and continuous improvement activities. Required Experience Active SC clearance Strong commercial experience with Python and Django . Solid understanding of relational databases , ideally PostgreSQL . Hands-on experience with asynchronous processing technologies (e.g., Celery , message queues). Ability to work collaboratively, communicate clearly More ❯

engineering how institutions handle short-term investmentswith clean code, smart automation, and a touch of elegance. Youll sit between the tech and operations worlds turning complexity into clarity. Your Python builds the logic that keeps everything flowing smoothly, from trade execution to data orchestration. What Youll Be Doing Building and designing systems that the financial ops team actually use … daily. Writing lean, reliable Python code that scales. Spotting inefficiencies and automating them before anyone else does. Collaborating across teams to translate business needs into solid engineering. Bringing ideas to the table Youre Likely Someone Who Has a STEM background and lives in Python. Loves solving real-world data and finance challenges. Enjoys seeing your work have measurable, immediate More ❯

Imagine joining a fintech thats small enough for your code to make a dent yet backed by the kind of financial power that moves billions every day. This isnt another digital transformation project. Its about re-engineering how institutions handle More ❯

Hedge Fund - Senior C++ Quant Developer - Equities - Linux - Python - Data/Algos/Low latency Hedge Fund background essential C++ (Version 11 upwards), Linux, Python (nice to have). Trading systems experience - ideally experience working in the equities space. Ideally the technical has experience with algo implementation. Quantitative Developer - Equities Technology We are in search … of a Quantitative Developer to join our team who is passionate about designing, architecting, and implementing low latency C++ systems that are not only robust, resilient, and accurate, but also exceptionally fast. Our team works directly with the firm's central trading teams. By constructing and maintaining this high-performance infrastructure used by these teams, this developer will … with trading teams to gather requirements and develop solutions in a fast-paced environment Qualifications 5+ years of professional experience in a Front Office, financial services environment as a senior contributor 10+ years cumulative, professional experience Strong background in data structures, algorithms, and object-oriented programming in C++ Permanent role - Central London based - 5 days a week in the More ❯

Senior/Lead Hands on Full Stack Developer - React/Python London | Hybrid (4days in the office and 1 day from home) £110,000+ Equity | Full-Time | Start-up We're a high-growth start-up building a leading healthcare! Looking for a Full Stack developer who loves working across the stack - React on the front … end, Python on the back end. You'll: Build responsive UIs in React Develop APIs & services in Python (either Django/Flask/FastAPI) Own features end-to-end Help shape our tech stack You have: Strong React & Python skills API & database experience A proactive, problem-solving mindset Ideally start-up or scale-up experience Why us More ❯