Gaming: Welcome to the world of land-based gaming. At Light & Wonder, it’s all about the games, and our Gaming team builds cutting-edge technology, products, and content for the most iconic casinos and operators across the globe. Position Summary We’re building a next‑generation, cross‑platform core game framework that will be used across the company to power experiences on web, mobile, and desktop platforms. As a Senior Software Engineer, you’ll play a hands‑on role in shaping this shared technology — helping define how games are built now and in the future. This role offers genuine ownership. You’ll work at an engine‑level, contributing to core systems, architectural decisions, and performance‑critical solutions, while collaborating with a highly skilled team of engineers and game developers in an agile, iterative environment. We're looking for people who are full of ideas, want to challenge the norm and work to our core values…  Dare to be Bold  - We...

Gaming: Welcome to the world of land-based gaming. At Light & Wonder, it’s all about the games, and our Gaming team builds cutting-edge technology, products, and content for the most iconic casinos and operators across the globe. Position Summary Based in Spinningfields, Manchester, our studio is home to over seventy talented development professionals dedicated to creating and producing high‑quality game content for both UK and international markets. We focus on delivering exceptional gaming experiences through innovation, collaboration, and a deep passion for the industry. About the Role As a Game Producer, you will play a pivotal role in driving the full lifecycle of our slot games—from early concept through to final QA sign‑off. Working alongside game designers, artists, engineers, sound designers, and project managers, you will champion the game vision, maintain alignment across teams, and ensure every title reaches its full creative and commercial...

Python Developer - FX Options Pricing and Market Data Distribution The FX Options Pricing and Market Data distribution team is going through significant reengineering and modernisation. We are looking for an experienced Python developer and technologist to take a hands-on role in building out data analytics capabilities and developing frameworks that enable data scientists to leverage market data. Responsibilities: Contribute to the design and development of the electronic FX Options Data Platform Building out reliable and fast data pipelines for quantitative analysis and trading. Design, build and support our data analytic infrastructure Collaborate with a global team of developers, quants and traders to translate business requirements into robust technical solutions Drive the design and development of system architecture, work with users of the system, and enhance the quality of deliverables Contribute to the continuous improvement of development, deployment and...

The Applications Development Senior Programmer Analyst is an intermediate level position responsible for participation in the establishment and implementation of new or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to contribute to applications systems analysis and programming activities.   Citi is seeking a highly motivated candidate for Senior Python developer in Wholesale Credit Risk  Technology team that serves Institutional Credit Management (ICM). We are looking for a talented professional with a solid technical acumen to partner with onshore and offshore teams and design and deliver innovative technology solution for the front office, Credit Risk Business. The candidate will be a core member of the technology team responsible implementing projects based on  Python,   FastAPI , MCP, LLM, Java and  using latest technologies.  Excellent opportunity to immerse in and learn within the Wholesale...

FX Client & Sales Technology - Senior Software Engineer (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. 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...

The Opportunity This is your chance to build the foundational systems for 'Citi Assist', a Generative AI assistant that will reach every Citi employee globally. You'll join us on the ground floor, becoming a core builder on a high-visibility platform that sets the standard for how a global bank adopts this technology safely and at scale.   Here's what makes this role unique: we know that data is the key to building a successful, safe, and scalable generative AI assistant. The difference between a good AI product and a great one isn't just the model—it's the testing, evaluation, and feedback loops that make it better every day. As a data-focused full-stack engineer, you'll help us craft the tools and systems that let us understand how Assist is performing, where it's succeeding, and where it needs to improve. You'll work across the stack, building everything from intuitive dashboards that surface insights to robust backend pipelines that process evaluation data at scale....

Lead Developer – VP – XVA Technology  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 estate to achieve...

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 . Join the Technology Application Strategy team, where we empower Citi's global developer community to build better, faster, and with greater satisfaction. We are a dynamic and globally distributed team of passionate technologists across London, Belfast, and the US, dedicated to designing, building, and...

Citi is a world-leading global bank. We have approximately 200 million customer accounts and a presence in more than 160 countries and jurisdictions worldwide. We provide consumers, corporations, governments, and institutions with a broad range of financial products and services, including consumer banking and credit, corporate and investment banking, securities brokerage, transaction services, and wealth management. We enable clients to achieve their strategic financial objectives by providing them with cutting-edge ideas, best-in-class products and solutions, and unparalleled access to capital and liquidity. Citi Belfast is one of the largest employers in Northern Ireland with a diverse and talented team of over 4000 people from over 68 different nationalities across our four Belfast offices. We are the only global investment bank operating in Northern Ireland. Every day, our local experts interact with global teams in over 100 countries developing and supporting...

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. The Fixed Income Algo technology team in EMEA supports Citi’s internal market-making and algorithmic trading capabilities for the Spread Product algo trading business. This is a unique and challenging opportunity for an experienced software engineer to contribute to one of the industry's largest and...

Fixed Income eTrading Connectivity – Senior Developer (VP) About Citi Citi is a world-leading global bank. We have approximately 200 million customer accounts and a presence in more than 160 countries and jurisdictions worldwide. We provide consumers, corporations, governments, and institutions with a broad range of financial products and services, including consumer banking and credit, corporate and investment banking, securities brokerage, transaction services, and wealth management. We enable clients to achieve their strategic financial objectives by providing them with cutting-edge ideas, best-in-class products and solutions, and unparalleled access to capital and liquidity. Fixed Income eTrading Tech Overview The evolution of electronic trading and automation has changed the way that fixed income products trade forever; driving a need for real-time, low latency pricing, market making and risk technology. In this increasingly electronic and competitive landscape,...

Full Stack Engineer (Kotlin and/or Python) – VP 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. Department Overview: 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 estate...

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. The User Experience Lead Analyst is a senior level role significantly contributing to the research, analysis, and design of digital products and systems. User Experience partners with Product and Technology colleagues to create innovative and intuitive digital products that deliver best-in-class user...

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: Markets Operations Technology is going through an exciting phase of transformation in margin and collateral domain. We are re‑engineering our technology estate to achieve world‑leading performance and resiliency, enabling new capabilities in advanced execution, global market...

Are you looking for a career move that will put you at the heart of a global financial institution? By Joining Citi, you will become part of a global organisation whose mission is to serve as a trusted partner to our clients by responsibly providing financial services that enable growth and economic progress. Team Overview : SMBIC Data and Regulatory Operations Group is a global team operating in over 20 countries, providing essential support to key business lines including Markets, Services, and Wealth Management. We provide an array of services to enable client lifecycle transactions; from relationship establishment, supporting the data demands surrounding instruments and delivering non-financial reporting to our regulators. The Regulatory Operations Change Team, within SMBIC Data and Regulatory Operations, is responsible for the execution of regulatory change initiatives, including:: Implementation of new regulations and changes to existing regulations Remediate issues...

About Citi Services Technology Citi Services, a business line within Citi, is embarking on a period of significant growth and investment. Citi Services offers the full spectrum of products in the domains of Payments, Liquidity, Trade and Working Capital, Investor services and Issuer services across multiple jurisdictions. To meet the objectives of the business, Services Technology is undergoing an exciting transformation program and modernization program focused on improving agility, scalability, and efficiency in how we operate and to ultimately deliver the best outcomes to our business and clients, and with continued differentiating product offerings. About the Role Services Technology is seeking a Senior Architecture Lead who will be responsible for designing architecture for key strategic programs, enabling delivery of comprehensive solutions that meet business and client requirements. This role will also contribute to the architecture governance ensuring...

Senior Front-End Developer – Equity Derivatives Technology – VP We are seeking a senior developer to join the London based team part of the Equity Derivatives Pre-Trade technology group.  This role will position you as a technical and delivery lead to help to design and deliver the build out of a pre-trade request-for-quote and pricing platform used by the Equity Derivatives and Delta 1 desks globally. This is also an excellent opportunity for you to define yourself as a key contributor and technical lead within the wider Equity technology division. On a daily basis you will be working with tech as well as front office sales, trading, and quants colleagues across all Derivative & Delta 1 desks. Responsibilities: Deliver consistently excellent code, adhering to our team standards and industry best practices. Identify and define necessary system enhancements to deploy new products and process improvements. Partner with multiple related teams to ensure business...

We are seeking an experienced Quantitative Developer to join the Numerical Performance Group (NPG), a central specialist team within Citi’s Markets Quantitative Analysis (MQA) organisation. NPG designs, develops, and deploys roots, Citi’s core high‑performance C++ numerical library. The roots library underpins pricing and risk infrastructure used across multiple asset‑class quantitative teams and is engineered for maximum accuracy and performance on modern hardware. The team works closely with front‑office quantitative groups and trading desks, tackling critical performance, scalability, and stability challenges across Citi’s derivatives pricing stack. Responsibilities Design, develop, and enhance quantitative libraries used for pricing and risk management Create, implement, and support quantitative models for the trading business using advanced mathematical and computational techniques Apply high‑performance computing methods, including hardware acceleration and...

Are you looking for a career move that will put you at the heart of a global financial institution? Then bring your skills in analysis, application development, problem solving and communication to the Source to Pay Solutions Technology group. By Joining Citi, you will become part of a global organisation whose mission is to serve as a trusted partner to our clients by responsibly providing financial services that enable growth Team/Role Overview Source to Pay Solutions Technology group is part of COO (Citi Operating Office) Technology organization supporting Citi Operating Office business function and its enterprise‑wide transformation agenda to achieve improvements across risk management, controls, data governance, AI adoption, and process re‑engineering by delivering scalable, secure, and modern technology solutions. Based in Belfast, the team partners closely with businesses and technology stakeholders to build, manage, and modernize multiple Source to Pay...

Discover your future at Citi Working at Citi is far more than just a job. A career with us means joining a team of more than 230,000 dedicated people from around the globe. At Citi, you’ll have the opportunity to grow your career, give back to your community and make a real impact. Job Overview 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....