9 senior software engineer jobs found in London

Stellar Senior Lead Platform Engineer (Technology Products > Software Development > Senior Lead Developer, Career Stage = Manager)   Role Profile The successful candidate for the Stellar Senior Lead Platform Engineer/SREe, reporting to the Stellar Director of Technical Solutions & Delivery, will form part of a team building a complex and from grounds up new cloud-based critical market infrastructure service in a bold new venture part of LSEG.  This exciting opportunity requires a candidate who takes great pride in delivery excellence with excellent logical and technical skills and a can-do attitude combined with a helpful mentality, and a wish to play a critical role in forming and growing a new business.   Key Responsibilities ·        Design, develop and maintain infrastructure for cloud-based trading platforms tracking KPI metrics and improvement. ·        Be able to take ownership of the quality of the platform and...

SwapClear Senior DevOps Engineer Job Description 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 commitment 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, handle 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,...

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...

End Date Thursday 26 November 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: Mobile Software Engineer - Android 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… We’re looking for a talented Mobile Software Engineer - Android to help build and evolve Curve’s next generation mobile experience. Working within a cross-functional engineering team, you'll design, build and deliver secure, scalable and...

End Date Tuesday 24 November 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 Share 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...

Job title: Platform AI Assurance Specialist Division: Operations Department: Cyber & Information Resilience (C&IR)   Salary: National (Edinburgh and Leeds) ranging from £53,000 to £69,000 and London from £59,000 to £75,000 (salary offered will be based on skills and experience) This role is graded as:  Senior Associate- Regulatory Your external recruitment contact is Raimonda via [email protected] Your internal recruitment contact is Pat via [email protected] Applications must be submitted through our online portal. Applications sent via social media or email will not be accepted.  About the FCA and team We regulate financial services firms in the UK, to keep financial markets fair, thriving and effective. By joining us, you’ll play a key part in protecting consumers, driving economic growth and shaping the future of UK finance services.  Cyber and Information Resilience and the Operational Resilience...

Job Description 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...

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...

Technical Product Lead, Global Equity and Multi-Asset Indices About the role We’re looking for a versatile, technical product lead for a broad role in FTSE Russell’s Equities Product, Research & Design team. You’ll own product outcomes across our Equity and Multi-Asset index offering while shaping the direction of a new in-house AI tool built within Research – moving between index product work and hands-on technical product leadership. This role suits someone who picks up unfamiliar problems fast and is energised by a fast-paced, ambiguous environment where decisions must be made at speed. Breadth, agility, a bias to action and a product-led approach matter more here than deep specialisation. About the team You’ll sit within Equities Product, Research & Design, currently as an individual contributor – though as the AI tool rolls out from internal users to external clients, we expect the product effort to grow into a team. Co-location in London with the...