7 senior software engineer jobs found in London

End Date Thursday 20 August 2026 Salary Range £76,760 - £115,140 We support flexible working – click here for more information on flexible working options Flexible Working Options Hybrid Working Job Description Summary . Job Description JOB TITLE: Backend Software Engineer SALARY: £76,760 - £95,950 LOCATION: Hybrid (London) HOURS: Full Time (35 Hours) WORKING PATTERN: Our work style is hybrid, which involves spending at least two days per week, or 40% of our time, at one of our office sites. Colleagues with disabilities can be supported with workplace adjustments including hybrid working expectations in line with our Flexibility Works policy. What you’ll be doing… As a Backend Software Engineer, you’ll build elegant, performant, maintainable, operable and secure Golang microservices that power innovative financial products and services. You’ll collaborate closely with product, engineering and business stakeholders to deliver...

Our Vision We are building a next-generation system that reimagines banking workflows for our Corporate, Commercial, and Investment Bankers. Our vision is to empower them with a revolutionary Agentic AI Platform, featuring intelligent, autonomous agents that streamline processes, uncover new opportunities, and deepen client relationships—ultimately leading to significant productivity gains and increased wallet share. We are looking for a visionary, hands-on engineering leader to build and scale the platform that will make this a reality.   The Role As the Director of Agentic Platform Engineering, you will be a player-coach responsible for the technical vision, architecture, and execution of this greenfield platform. You will join a world-class engineering team being built from the ground up, while remaining deeply technical and contributing to the core development of the platform. This is a unique opportunity to blend strategic leadership with hands-on...

Manager, Data Engineering Lead SwapClear and Listed Rates, LCH Ltd, London LCH, SwapClear and Listed Rates LCH Ltd is an international multi-asset class central counterparty clearing house (CCP), part of the London Stock Exchange Group.  LCH Ltd serves a broad range of exchanges and over-the-counter trading platforms providing critical risk management services.  It has a unique membership model and its customers span the globe and include major financial groups (including the majority of the major investment banks), broker-dealers and specialist commodity houses and a wide range of buy-side and real-money firms including major asset managers and large hedge funds. This role provides an opportunity to work on one of the most critical finance technology functions in the world. The LCH CCP is systematically significant to the world’s financial markets which requires technology that has to be very resilient and with strong controls. LSE Group also provides a chance...

ABOUT US: LSEG (London Stock Exchange Group) is more than a diversified global financial markets infrastructure and data business. We are dedicated, open-access partners with a dedication to excellence in delivering the services our customers expect from us. With extensive experience, deep knowledge and worldwide presence across financial markets, we enable businesses and economies around the world to fund innovation, manage risk and create jobs. It’s how we’ve contributed to supporting the financial stability and growth of communities and economies globally for more than 300 years. Through a comprehensive suite of trusted financial market infrastructure services – and our open-access model – we provide the flexibility, stability and trust that enable our customers to pursue their ambitions with confidence and clarity. LSEG is headquartered in the United Kingdom, with significant operations in 70 countries across EMEA, North America, Latin America and Asia Pacific. We employ...

About Citi As the world’s most global bank, Citi gives you the tools to be a trailblazer. We’re not just building technology; we’re building the future of banking. With thousands of employees located around the globe, we are an international team encompassing a broad range of teams, roles, and cultures, and we invite you to come and join us! Citi’s technology team supports business operations in 100+ countries, across multiple lines of business spanning both Institutional and retail businesses. The group works to optimize the IT environment by standardizing production platforms, reducing complexity, and introducing innovative solutions that provide new business capabilities, reduce total cost of ownership, and create a competitive advantage for Citi. We want to regularly engage with talented individuals who are passionate about producing clean, testable code as part of a high performing team. We have found this to be way more important than experience in the financial...

ROLE SUMMARY: FTSE Russell, part of LSEG, powers some of the world's most recognised benchmarks and index solutions. Our technology, data and products help investors measure, manage and capture market opportunities across global financial markets. As we continue to modernise our platforms and scale our capabilities, our engineers, product specialists and data experts play a critical role in delivering innovative solutions that support investment decisions for clients worldwide. WHAT YOU'LL DO: We’re looking for a hands-on engineers  to help modernise and scale the FTSE platform — a cloud-native, low-latency system that operates at global scale and underpins critical investment products used worldwide. We are recruiting for individual contributors and leadership roles across a varied technical tech. You'll work on challenging problems across software engineering where performance, data quality, and reliability are non-negotiable, while leveraging modern cloud (AWS) and...

ROLE SUMMARY: FTSE Russell, part of LSEG, powers some of the world's most recognised benchmarks and index solutions. Our technology, data and products help investors measure, manage and capture market opportunities across global financial markets. As we continue to modernise our platforms and scale our capabilities, our engineers, product specialists and data experts play a critical role in delivering innovative solutions that support investment decisions for clients worldwide. WHAT YOU'LL DO: We’re looking for a hands-on engineers  to help modernise and scale the FTSE platform — a cloud-native, low-latency system that operates at global scale and underpins critical investment products used worldwide. We are recruiting for individual contributors across a varied technical tech. You'll work on challenging problems across software engineering where performance, data quality, and reliability are non-negotiable, while leveraging modern cloud (AWS) and AI-assisted development...