22 of 22 Python Software Engineer Jobs in London

Data Software Engineer/Developer (Python Spark Azure) London/WFH to £100k Are you a data centric Software Engineer with strong Python coding skills? You could be progressing your career in a senior, hands-on Data Software Engineer role … scaling, global technical services company as they look to expand their product offerings with a new SaaS data analytics platform. As a Data Software Engineer you will join a small team focussed on a huge data platform that provides analytics on mortgage based securities in US markets ...

Python Software Engineer - VC-Backed Start-Up - London We're looking for a Python Software Engineer to join a fast-growing start-up developing a standout product in a high-potential, niche market. Backed by one of the world’s most prestigious venture capital … building a world-class team. This is a rare opportunity to play a key role at a pivotal stage of growth, where your Python skills will have direct and visible impact . What We’re Looking For 5+ years of professional experience with Python Strong academic background ...

Software Engineer/Developer (Python Flask SQL Automation) London/WFH to £70k Are you a technologist Software Engineer looking to work on complex and interesting systems whilst continually learning and progressing your career in a diverse, supportive environment of innovation that empowers individuals … technology company that is producing game changing products using AI and parallel processing for data, video, imaging and point cloud compression. As a Software Engineer you'll join an Agile team responsible for developing and maintaining new features and integrations for the Visual Quality test framework to ensure ...

Software Engineer/Developer (Python Flask SQL Automation) London/WFH to £70k Are you a technologist Software Engineer looking to work on complex and interesting systems whilst continually learning and progressing your career in a diverse, supportive environment of innovation that empowers individuals … technology company that is producing game changing products using AI and parallel processing for data, video, imaging and point cloud compression. As a Software Engineer you'll join an Agile team responsible for developing and maintaining new features and integrations for the Visual Quality test framework to ensure ...

Level Python Engineer is required to join a Fintech company developing next generation tools for how companies get funding and optimise their working capital. Our client aims to change how corporate finance works, by replacing static, limited and often stale financial metrics with live data-driven insights sourced … from direct connections to their clients systems. You will be joining a strong team of Python Engineers, Data Scientists, and financial experts, who are building the next generation of financial toolsscalable, secure, and smart. If you're an experience Software Engineer whose passionate about Python, excited ...

Senior Software Engineer, Python, TypeScript, React - Elite engineering team **this role will come with a competitive salary , benefits and equity** A Series C funded fintech scale-up who has just raised over £350million and now valued at over £700million is hiring a number of Senior/Lead … Software Engineer to join its high-performing engineering organisation in London. This is an opportunity to contribute to an organisation that has tripled revenues over the past 2 years and is being classed as one of the next Unicorns. The company operates at the intersection of technology ...

Senior Software Engineer/Developer (Python TypeScript) London/WFH to £120k Are you a technologist with start-up experience looking for your next opportunity? You could be progressing your career at a tech start-up that is producing an AI native data pipelining platform. … Senior Software Engineer within a small team, you will build and implement new features across the full tech stack, with a focus on backend Python and TypeScript and some React work on the front end. You'll take ownership and work across the full development lifecycle, collaborating ...

Senior Software Engineer/Developer (Python TypeScript) London/WFH to £120k Are you a technologist with start-up experience looking for your next opportunity? You could be progressing your career at a tech start-up that is producing an AI native data pipelining platform. … Senior Software Engineer within a small team, you will build and implement new features across the full tech stack, with a focus on backend Python and TypeScript and some React work on the front end. You'll take ownership and work across the full development lifecycle, collaborating ...

Mercor that collaborates with the world's leading AI research labs to build and train cutting-edge AI models. Organization: Mercor Position: Backend Software Engineer: Python Type: Hourly contract Compensation: $80–$120 per hour (Median inclusive of bonuses: $200/hr) Location: Remote Commitment: 10–40 hours …/week Role Responsibilities (Training support will be provided) Develop and validate coding benchmarks in Python using real-world repositories and issue datasets. Implement comprehensive unit and integration tests for solution verification. Maintain consistency, reliability, and scalability of benchmark distribution. Debug, optimize, and document benchmark code for performance ...

Mercor that collaborates with the world's leading AI research labs to build and train cutting-edge AI models. Organization: Mercor Position: Backend Software Engineer: Python Type: Hourly contract Compensation: $80–$120 per hour (Median inclusive of bonuses: $200/hr) Location: Remote Commitment: 10–40 hours …/week Role Responsibilities (Training support will be provided) Develop and validate coding benchmarks in Python using real-world repositories and issue datasets. Implement comprehensive unit and integration tests for solution verification. Maintain consistency, reliability, and scalability of benchmark distribution. Debug, optimize, and document benchmark code for performance ...

Senior Software Engineer (Python/AWS) £80 - £95k Location: London or Manchester Employment Type: Full-time, Permanent About the Role We're looking for a Senior Software Engineer with deep experience in Python and AWS to help design, build, and scale distributed, data-driven … ensuring the systems you build are secure, observable, and resilient. Key Responsibilities Lead complex delivery: Drive the end-to-end design and implementation of Python-based microservices and cloud-native solutions hosted on AWS. Architect and optimise systems: Define service boundaries, data ownership, and failure-recovery patterns for scalable ...

world-class Python engineer ready to push your technical limits in one of the most intellectually rigorous environments in finance? Our client is a leading quantitative investment fund—combining deep research, cutting-edge data science, and sophisticated trading systems to deliver exceptional long-term returns. They’re expanding … their core engineering team and are seeking a Python Software Engineer to help design and build the next generation of research, data, and trading infrastructure. The Opportunity You’ll work at the intersection of software engineering, data, and quantitative research, partnering directly with researchers and portfolio ...

Software Engineer/Developer (Python Flask SQL Automation) London/WFH to £70k Are you a technologist Software Engineer looking to work on complex and interesting systems whilst continually learning and progressing your career in a diverse, supportive environment of innovation that empowers individuals ...

building high-performance tools with modern technology to create a better investment experience. About the Role We’re looking for an experienced Python Software Engineer to join our product engineering team. You’ll help build and evolve the backend systems that power our platform – working with modern … Python tools and frameworks to deliver secure, scalable, and maintainable services. This includes building APIs, designing backend systems, and developing internal tools that support our operations and client-facing platform. You’ll work closely with other engineers and cross-functional teams, take ownership of complex problems, and ship production ...

Role: Python Software Engineer - Up to £100k + Stock Options Offered! Salary: Up to £100k + Stock Options Offered! Location: United Kingdom Skills: Python, Fast API This firm is an elite AI tech company with high tech standards who have previously set tech world records. They … limits. They’ll find the best team to suit your skillset/interests but you can expect to working with the latest technologies (Python, Fast API etc) to pioneer cutting edge AI solutions! What else is in it for you? • Software Engineers are treated as the company ...

Trading and Risk Management System (TRMS) team is responsible for developing, supporting and maintaining our front and back office trading web applications using Python, the proprietary Beacon Dependency Graph and Glint, the Beacon UI framework. The successful candidate will contribute to the growth of the platform, exercising … detail across all aspects of the development lifecycle while maintaining organisation and good code hygiene. This engineer should be able to effectively communicate both with internal teams and with clients. The successful candidate will help the Glint platform continue to grow, exercising an eye for detail across all aspects ...

Senior C++ Software Developer, Python - Financial/Banking Candidates will have 5+ years C++ experience (ideally more) and excellent knowledge of Python - ideally coming from a Financial/Banking background with knowledge of Equities, Futures & Options and Fixed Income and Exchange Connectivity with some Low Latency experience. … work with the Product, Infrastructure and QA teams, to produce high performance, low latency and highly reliable code. Your goal will be to develop software which handle large amount of TPS to drive a highly efficient technology used by several markets around the world. To be successful in this ...

Senior C++ Software Developer, Python - Financial/Banking Candidates will have 5+ years C++ experience (ideally more) and excellent knowledge of Python - ideally coming from a Financial/Banking background with knowledge of Equities, Futures & Options and Fixed Income and Exchange Connectivity with some Low Latency experience. … work with the Product, Infrastructure and QA teams, to produce high performance, low latency and highly reliable code. Your goal will be to develop software which handle large amount of TPS to drive a highly efficient technology used by several markets around the world. To be successful in this ...

start-up who are pride themselves on building products on the highest quality code giving you the environment to shape your skills as a software engineer and growing your capabilities utilising best practices. The company is a super collaborative, tight-knit team to work with an excellent career … progression path for their employees. The role they are looking to hire for is a Mid Level Software Engineer and look for candidates with the following.. Python experience Experience in AWS Strong communication skills Familiarity with PostgreSQL would be great, but not necessary Eligible to work ...

Validus is looking for a software engineer to join our back-end team. This team is responsible for designing, implementing and maintaining the systems and services powering the rapidly growing, award-winning technology offering at Validus. The back-end team is part of the broader technology team working … scheduled processes Implement cloud-native solutions on AWS, ranging from APIs to event-driven microservices utilising gRPC. Solutions are built in Rust and Python (with Django/FastAPI web frameworks) Design data models for elegantly capturing the business domain of complex trades across multiple asset classes. You will ...

C# skilled Software Engineer/Quant Developer, you'll work closely with portfolio managers, researchers, and data scientists to build and maintain the systems that drive our alpha-generating strategies. You’ll contribute to every part of the investment pipeline—from research tooling and data infrastructure to real … time trading systems. Key Responsibilities: Design, develop, and optimize high-performance trading tools and data pipelines using C# and ideally Python Build research platforms that empower quantitative analysts and strategists Integrate and manage large, complex datasets from a variety of sources Collaborate with quants and PMs to implement ...

Role: Senior Product Engineer Location: London, Hybrid (Come to the office when needed not set days) Compensation: Up to £140,000 + equity We’re partnered with a fast-growing technology company building world-class API products that simplify complex operational challenges for global businesses. They prioritise engineering excellence … lean teams, and a culture built on ownership, collaboration, and continuous improvement. As a Senior Product Engineer, you’ll work across the full product lifecycle; from understanding customer problems to designing, building, and operating scalable, reliable API products used by companies around the world. You’ll help shape technical ...