python software engineer jobs in London

Location: On-site London, 5 days per week Summary: My client is a world-class prop trading firm looking for a Python Software Engineer to join a global multi-asset trading team. This role offers the unique opportunity to influence the design and architecture of expanding trading systems and tooling, as well as contributing to the development and deployment...

About AboundWe’re redefining consumer lending in the UK, and beyond. Using advanced AI and Open Banking data, we make fair, affordable personal finance available to more people. While traditional lenders rely almost entirely on credit scores, we look at the full financial picture - how much you spend, and what you can afford to repay to build a deeper,...

Python Software Engineer – High-Frequency Trading We're working with a high-frequency trading (HFT) firm that is looking to expand its technology team with a Python Software Engineer. This is an opportunity to join a trading firm operating at the cutting edge of global markets, where technology and speed are paramount. They build and run highly...

Robert Walters is working in partnership with a leading technology services and cyber security leader which specialise in supporting sectors across but not limited to Government, Defence and Critical National Infrastructure (CNI). They are market leaders in leading innovation across Cyber Security, Secure Gate-ways and Cross-Domain Solutions. Due to...

Job Description  At Cboe Europe, we inspire our people to solve complex challenges together because what we do matters. We provide the financial infrastructure that powers the global economy. As a leading provider of market infrastructure and tradable products, Cboe delivers cutting-edge trading, clearing and investment solutions to market participants...

Python / Applied AI Engineer – Contract Duration: 3 months  Location: Remote IR35: Inside IR35 VIQU are in need of a Python engineer to support a customer with building an AI Chatbot using Python and LlamaIndex. Key Technologies: Python 3.12+ LlamaIndex / RAG Azure AI Foundry / OpenAI Typesense / Vector Search PostgreSQL / Pydantic Plotly Dash Key...

About AboundWe’re redefining consumer lending in the UK, and beyond. Using advanced AI and Open Banking data, we make fair, affordable personal finance available to more people. While traditional lenders rely almost entirely on credit scores, we look at the full financial picture - how much you spend, and what you can afford to repay to build a deeper,...

Fundment is a fast-growing wealth infrastructure company transforming the £3 trillion UK wealth management industry. Our modern investment platform is becoming the platform of choice for financial advisers and their clients. We’re building high-performance tools with modern technology to create a better investment experience. About the Role We’re...

WorldQuant develops and deploys systematic financial strategies across a broad range of asset classes and global markets. We seek to produce high-quality predictive signals (alphas) through our proprietary research platform to employ financial strategies focused on market inefficiencies. Our teams work collaboratively to drive the production of alphas and...

DescriptionDesign and deliver market-leading technology products in a secure and scalable way as a seasoned member of an agile team. We have an exciting and rewarding opportunity for you to take your software engineering career to the next level. As a Software Engineer III at JPMorganChase within the FX Options team, you serve as a seasoned member of an...

Job Description  At Cboe Europe, we inspire our people to solve complex challenges together because what we do matters. We provide the financial infrastructure that powers the global economy. As a leading provider of market infrastructure and tradable products, Cboe delivers cutting-edge trading, clearing and investment solutions to market...

Salary: £250k + bonus Summary Python Engineers wanted for a leading market maker to join their fast-paced, dynamic engineering team. This role offers the opportunity to contribute to one of the world’s most powerful trading platforms. In this role, you will partner with business leaders to define priorities and then create next-generation custom software...

Senior to Staff Software EngineerWe’re looking for an experienced Senior to Staff Software Engineer to join our Engineering team and help us build technology that’s changing the way people use and interact with energy.At E.ON Next, we’re tackling some of the biggest challenges facing the energy industry - from affordability and sustainability to...

# Python Software EngineerEElsevierEC2Y 5ASFull timevia WorkdayPosted 22 Sep 2026Apply on elsevier.com →Are you excited to help build and evolve innovative data and ontology solutions that power world-leading scientific technologies?Do you enjoy combining software engineering, automation, and data operations to create scalable systems that make a real...

Python Software Engineer / Developer London / WFH to £80kDo you have strong backend Python software development experience?You could be progressing your career at the world's most advanced cybersecurity technology business that uses AI technology to protect clients across the globe from advanced cyber threats, working alongside a team of friendly and...

Job Description Building trusted markets – powered by our people. At Cboe Europe, we inspire our people to solve complex challenges together because what we do matters. We provide the financial infrastructure that powers the global economy. As a leading provider of market infrastructure and tradable products, Cboe delivers cutting‑edge trading, clearing...

Our client is a technology-driven trading firm operating across global financial markets. They develop and run systematic and market-making strategies spanning multiple asset classes, supported by a sophisticated in-house technology platform built for real-time pricing, execution and risk management.As part of the continued growth of their London technology...

Description We have an opportunity to impact your career and provide an adventure where you can push the limits of what's possible.  As a Lead Software Engineer at JPMorgan Chase within the IP - Network Services, you are an integral part of an agile team that works to enhance, build, and deliver trusted market-leading technology products in a secure,...

Python Software Engineer / Developer London / WFH to £80k Do you have strong backend Python software development experience? You could be progressing your career at the world's most advanced cybersecurity technology business that uses AI technology to protect clients across the globe from advanced cyber threats, working alongside a team of friendly and...

Our client is a technology-driven trading firm operating across global financial markets. They develop and run systematic and market-making strategies spanning multiple asset classes, supported by a sophisticated in-house technology platform built for real-time pricing, execution and risk management. As part of the continued growth of their London technology...