103 technology jobs found in London

The Senior Java Developer is a senior level position responsible for establishing and implementing new or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to lead applications systems analysis and programming activities. Team Background The Derivatives Credit Risk Technology Team is responsible for delivering Counterparty Credit Risk Management software solutions to Citi’s Risk organization which manages Citi’s exposure to financial institutions, governments and corporates that trade with Citi. The team builds and maintains software used to compute metrics that help mitigate Citi’s exposure to counterparty default. The solutions include consumption of trades, collateral, market data, counterparty and security reference data from over 50 sources, and the computation of optimal margin allocation for portfolios and trades, haircut for security and cash collateral, trade and collateral liquidity, collateral...

C# Developer - Equity Derivatives Technology Risk (AVP) Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can match. From deploying advanced AI to helping shape global markets, we build systems that matter. Look to join a team where your work helps influence economies, your ideas can drive innovation and outcomes, and your growth is backed by mentorship, continuous learning and flexibility with potential hybrid work opportunities. Help solve real-world challenges that touch millions and get the opportunity to build the future of finance with Citi Tech.  What We do / The Team  Equities Technology at Citi is undertaking a bold, multi‑year transformation to build a best‑in‑class global platform across execution, prime, clearing and cross‑product margining. We are re‑engineering our technology...

C# Developer - Equity Derivatives Technology Risk (AVP) Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can match. From deploying advanced AI to helping shape global markets, we build systems that matter. Look to join a team where your work helps influence economies, your ideas can drive innovation and outcomes, and your growth is backed by mentorship, continuous learning and flexibility with potential hybrid work opportunities. Help solve real-world challenges that touch millions and get the opportunity to build the future of finance with Citi Tech.  What We do / The Team  Equities Technology at Citi is undertaking a bold, multi‑year transformation to build a best‑in‑class global platform across execution, prime, clearing and cross‑product margining. We are re‑engineering our technology...

FX Client & Sales Technology - Senior Software Engineer (SVP) The STIRT Engineering Lead is a  London-based Senior Vice President  responsible for the  hands-on design, architecture, and implementation  of the full front-to-back technology platform supporting the STIRT business. This role sits at the intersection of engineering excellence and business partnership, requiring deep engagement with traders, quants, and stakeholders across FX and Rates desks. The role demands a  technically deep, hands-on engineering leader  with strong expertise in capital markets systems, responsible for driving the strategic evolution of STIRT technology — spanning curve construction, RFQ and pricing workflows (for FX and Interest Rate Derivatives) — while managing a globally distributed engineering team. The successful candidate will own the end-to-end technology vision for STIRT, eliminating fragmentation across trading units and delivering a modern, high-performance, resilient platform...

As part of our global technology team, you will be working with a group of passionate engineers who build technical solutions to complex business problems. We are going through a very exciting phase of transformation in margin and collateral domains in Markets Technology, and you will be required to participate in the whole spectrum of building a software solution, closely working with product teams and users. We expect you to contribute to our vision of building a strong engineering culture within our global teams. This role is for someone who enjoys solving engineering challenges, has experience in building robust and high-quality solutions, has excellent communication skills and can manage multiple priorities simultaneously. Qualifications: Bachelor’s degree in computer science or engineering field involving software programming or systems engineering Hands-on professional software development experience Proficiency in programming in mainly Java, React...

Quant Developer – Trading Analytics – Equity Derivatives Tech Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can match. From deploying advanced AI to helping shape global markets, we build systems that matter. Look to join a team where your work helps influence economies, your ideas can drive innovation and outcomes, and your growth is backed by mentorship, continuous learning and flexibility with potential hybrid work opportunities. Help solve real-world challenges that touch millions and get the opportunity to build the future of finance with Citi Tech. Equities Tech Equities Technology at Citi is undertaking a bold, multi‑year transformation to build a best‑in‑class global platform across execution, prime, clearing and cross‑product margining. We are re‑engineering our technology...

We are seeking a highly motivated and experienced Technology Managing Director to lead our Securities Finance Technology division. This senior leadership role is responsible for formulating and driving the strategy, development, and transformation of our Agency Lending and Collateral Technology platforms. The ideal candidate will have a proven track record of managing global development teams, driving large-scale modernization programs, and fostering a culture of innovation. You will be at the forefront of transforming our legacy systems into a modern, data-enabled, and microservices-based architecture to support our growing business needs. Key Responsibilities Technology Leadership & Strategy: Define and execute a comprehensive technology roadmap for the Agency Lending and Collateral Technology platforms, aligning with business goals and industry trends. Provide vision and leadership to a global team of software engineers, architects, and project managers. Champion...

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, 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...

Role profile: Group Risk IT provides technology solutions for Group Risk, a centralised function which oversees all Clearing Services in LCH.  It is composed of 3 sub teams - development, QA & Business Analysis. Our primary objective is to inspire confidence in market participants through providing efficient and effective clearing services and risk management. The ideal candidate will be diligent, tenacious and delivery focused with a track record of building high quality solutions that are resilient and maintainable. ROLE SUMMARY: Group Risk IT is responsible several risk management applications, the primary one being a data warehouse and reporting solution used by Group Risk. In addition to the data warehouse there are microservices that expose the data in a user interface and perform calculations. The risk management application is used to analyse and report risk exposures, compute capital requirements (KCCP), manage Internal Credit Scores (ICS), and monitor risk...

Job Description Summary:                 Strategic advisor to the Business Unit Head of Operations and its management team, ensuring priorities are defined and activities to achieve these are implemented. Role Responsibilities & Key Accountabilities: Own and deliver the FTSE Russell data strategy and target-state architecture, ensuring alignment with business strategy, regulatory expectations and long-term growth. Establish and maintain robust data governance, quality, lineage and control frameworks, ensuring compliance with LSEG policies and effective management of data risk. Provide executive oversight and direction for strategic data platforms, domains and tooling, ensuring adherence to data standards and architectural principles. Lead enterprise data transformation and analytics programmes, embedding effective change management and driving continuous improvement in data capabilities. Act as the senior data authority across FTSE Russell, partnering...

Core Engineering Java Development Lead – FX Tech (SVP) Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can match. From deploying advanced AI to helping shape global markets, we build systems that matter. Look to join a team where your work helps influence economies, your ideas can drive innovation and outcomes, and your growth is backed by mentorship, continuous learning and flexibility with potential hybrid work opportunities. Help solve real-world challenges that touch millions and get the opportunity to build the future of finance with Citi Tech. This is a hands-on role for a Java expert who enjoys building high-quality robust and scalable services, shaping technical direction, and working with modern event-driven architectures. You'll play a key role in designing, building and evolving...

Are you looking for a career move that will put you at the heart of a global financial institution? Citi's mission is to serve as a trusted partner to our clients by responsibly providing financial services that enable growth and economic progress. By joining Citi, you will become part of a global organisation at the forefront of financial innovation — where technology, data, and product converge to shape the future of Investor Services. About the Role The role of Product Manager is evolving. It is no longer sufficient to write requirements and hand them to engineering. The most impactful product leaders today are those who can think in systems, prototype in code, and ship with conviction. We are hiring a Technical Product Manager within our Investor Services division to own the product vision and roadmap for strategic platform initiatives (including Citi Velocity today and Citi Direct in the future), while being highly technically literate and ready to build...

Role Overview: The Senior Java Full-Stack Engineer is an experienced, individual contributor position responsible for designing, developing, and implementing high-quality, end-to-end application systems and programs in coordination with the Technology team. The overall objective of this role is to drive application systems analysis, technical design, and programming across the full technology stack, leveraging modern technologies and AI-driven development practices. Responsibilities: Actively participate in the entire software development lifecycle (SDLC), from requirements analysis and technical design to coding, testing, deployment, and maintenance of both front-end and back-end components. Design, develop, and maintain resilient and scalable back-end services and APIs using   Java   and a   microservice-based architecture . Design, develop, and implement intuitive and responsive user interfaces with a strong focus on front-end technologies like   React or Angular...

End Date Sunday 21 June 2026 Salary Range £0 - £0 We support flexible working – click here for more information on flexible working options Flexible Working Options Hybrid Working, Job Share Job Description Summary About this opportunity We’re building the future of payments - and this is your chance to be right at the centre of it. Our Payments Digital Services team is shaping the next generation of experiences across payments and beyond. Think digital identity, wallet-based services, embedded finance, and entirely new propositions that are redefining how customers interact with money, data, and value. As a Backend Software Engineer, you’ll play a key role in bringing this vision to life. You’ll be working on a connected, modern platform that integrates seamlessly with best-in-class tools and services, helping customers make smarter financial decisions and access innovative financial products. Job Description JOB TITLE: Backend Software...

Treasury and FP&A Technology is seeking a highly accomplished and experienced Senior Engineering Manager to lead the Loan Portfolio Mitigation Application (IRIS). The successful candidate will lead a team of software developers, overseeing the design, development, and implementation of sophisticated credit risk hedge decision systems. This leadership role requires a deep understanding of financial markets, quantitative methodologies, robust software engineering principles, and proven management capabilities to drive strategic initiatives in trading, risk management, and hedging. This is a senior technology leadership role that demands deep technical mastery, sharp business acumen, and a proven track record of architecting and delivering complex, enterprise-grade solutions at scale. The ideal candidate is a practitioner-leader who does not just direct from the sidelines, but actively engages in technical design, architectural decision-making, and hands-on development. You...