8 of 8 Python Software Engineer Jobs in the City of London

Job Title: Mid-Level Python Software Engineer Location: Hybrid - London Employment Type: Full-time Team: Engineering Reports To: Lead Software Engineer/Engineering Manager About Us Were a fast-moving fintech company on a mission to [insert your mission e.g., "make financial services more accessible … value clean, maintainable code, healthy team dynamics, and delivering tangible business value without unnecessary complexity. If you love solving real-world problems, writing thoughtful Python code, and collaborating with others in a calm, humble, and technically curious environment, wed love to hear from you. What Youll Do Design, build … and maintain Python services that power critical financial workflows. Work with modern data processing tools like pandas and polars to transform and analyze large datasets. Build async Python services using asyncio , and develop event-driven systems integrating AWS services (Lambda, SQS, EventBridge, ECS, etc.). Write reliable, maintainable More ❯

Python Engineer Trading £150,000 Plus Bonus Our client is one of the largest Quant trading firms globally. The role sits within a trading team on the bleeding edge of technology as well as execution. This is an environment of science and intellectuals. The firm is known globally … in-house infrastructure and improve productivity Write performance sensitive code and user-friendly APIs to facilitate access to our in-house data analysis infrastructure Python Engineers Must Have: 5+ years of experience building demanding, live systems in Python In-depth knowledge of Python and keeps up with … current standards Up-to-date knowledge of the Python ecosystem: third party libraries, packaging in-built Python libraries Solid understanding of data structures Familiarity with Github Actions Familiarity with Linux You will be joining a progressive and exciting company committed to excellence. They offer an excellent working environment More ❯

Python Engineer Trading £150,000 Plus Bonus Our client is one of the largest Quant trading firms globally. The role sits within a trading team on the bleeding edge of technology as well as execution. This is an environment of science and intellectuals. The firm is known globally … in-house infrastructure and improve productivity Write performance sensitive code and user-friendly APIs to facilitate access to our in-house data analysis infrastructure Python Engineers Must Have: 5+ years of experience building demanding, live systems in Python In-depth knowledge of Python and keeps up with … current standards Up-to-date knowledge of the Python ecosystem: third party libraries, packaging in-built Python libraries Solid understanding of data structures Familiarity with Github Actions Familiarity with Linux You will be joining a progressive and exciting company committed to excellence. They offer an excellent working environment More ❯

I am supporting a FinTech AI Start-up who are on the hunt for a passionate Senior Software Engineer to join their dynamic and rapidly growing team. This is your chance to make a significant impact on the future of their cutting-edge product. With a recent major … pivotal technical decisions that will shape the future of our product. Build the Future: Develop and implement groundbreaking features using our advanced tech stack: Python, TypeScript, React, AWS, PostgreSQL, and GenAI. Champion Quality: Ensure our product meets the highest standards of quality and scalability. Collaborate and Conquer: Work closely … with cross-functional teams to deliver exceptional solutions Requirements: Expertise: Deep experience with Python, TypeScript, React, AWS, PostgreSQL, and GenAI. Leadership: Proven ability to lead projects and teams in a fast-paced, innovative environment. Vision: Strong decision-making skills and a passion for driving excellence. Bonus Points: Experience in More ❯

I am supporting a FinTech AI Start-up who are on the hunt for a passionate Senior Software Engineer to join their dynamic and rapidly growing team. This is your chance to make a significant impact on the future of their cutting-edge product. With a recent major … pivotal technical decisions that will shape the future of our product. Build the Future: Develop and implement groundbreaking features using our advanced tech stack: Python, TypeScript, React, AWS, PostgreSQL, and GenAI. Champion Quality: Ensure our product meets the highest standards of quality and scalability. Collaborate and Conquer: Work closely … with cross-functional teams to deliver exceptional solutions Requirements: Expertise: Deep experience with Python, TypeScript, React, AWS, PostgreSQL, and GenAI. Leadership: Proven ability to lead projects and teams in a fast-paced, innovative environment. Vision: Strong decision-making skills and a passion for driving excellence. Bonus Points: Experience in More ❯

A growing and transformational financial services firm seeking a Senior Python SQL Developer to play a key role in its technology and innovation strategy. The successful applicant will join our delivery-focused and rapidly expanding team technology and transformation team. The candidate will enhance the firm's data-driven … decision-making abilities by utilising the latest technologies and AI tools used by the broader business and the software development functions. Ideal candidates will be ambitious, entrepreneurial, and energetic. They will be willing to absorb new knowledge and grow within a dynamic, high-performance team. Execute the technology and … to derive commercial insights across a large set of structured and unstructured data and data sources. Enhance the existing technology ecosystem. Key Skills required: Python: Strong skills in Python programming. Ability to build applications from concept to production and demonstrate a comprehensive understanding of the project lifecycle SQL More ❯

I am exclusively representing an AI Driven Fintech Company with their search for a Senior Software Engineer. They are going from strength to strength and have won another huge customer that they will be rolling out their product with. They'll need a Senior Engineer who really has … a deep understanding of Python, TypeScript, AWS and software engineering (& architecture) as a whole. You'll play an important role in tech decisions, shaping the direction of the product and project delivery. They really need a self starter and a passionate Engineer - Someone who can hit the … start-up. There is tons of greenfield work to do and a big future ahead - Its a great time to join! Skills: React.js TypeScript Python AWS PostgreSQL GenAI Having a a senior understanding of ALL or MOST of the above is required. Any experience working for start-ups or More ❯

I am exclusively representing an AI Driven Fintech Company with their search for a Senior Software Engineer. They are going from strength to strength and have won another huge customer that they will be rolling out their product with. They'll need a Senior Engineer who really has … a deep understanding of Python, TypeScript, AWS and software engineering (& architecture) as a whole. You'll play an important role in tech decisions, shaping the direction of the product and project delivery. They really need a self starter and a passionate Engineer - Someone who can hit the … start-up. There is tons of greenfield work to do and a big future ahead - Its a great time to join! Skills: React.js TypeScript Python AWS PostgreSQL GenAI Having a a senior understanding of ALL or MOST of the above is required. Any experience working for start-ups or More ❯