101 jobs found in Watford

End Date Thursday 10 September 2026 Salary Range £84,051 - £93,390 We support flexible working – click here for more information on flexible working options Flexible Working Options Unable to Offer Agile Options Job Description Summary . Job Description JOB TITLE: Site Reliability Engineer SALARY: Up to £80,780 (Outside London), £93,390 (London) LOCATION: Remote (UK Based) 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 Site Reliability Engineer to help build, scale and operate the platforms that power Curve’s products and services. Working closely with engineering teams across the business, you’ll...

End Date Friday 11 September 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 08 September 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 - iOS 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… You’ll join a cross-functional team responsible for designing, building and shipping high-quality mobile experiences for iOS users. Working closely with designers, product managers and fellow engineers, you’ll help create innovative,...

We are seeking a Lead Engineer to head the   next generation   XiP Compute Service (XCS 2 ) team .   The team works across both Java and Python, and   significant experience   in at least one of these languages is   required .   In this role you will design, build, and   maintain   the   future   engine room of Citi's enterprise-scale XiNG Platform (XiP) .   You will be working on a Greenfield build of a major new   component . The current generation of the product   is responsible for   1.5 billion risk   c alculations at Citi every day. The next generation of the product is expected to double the customer base and bring in huge new workloads.   You will work closely with other software engineers, DevOps, and our customers to define technical strategy and ensure the reliable, secure, and scalable operation of the platform.   Responsibilities:   Take   a lead in defining   the long-term strategic...

Job Overview Citi is seeking a highly accomplished and visionary  SVP, Digital Assets Platform Engineering Lead  to spearhead the continued evolution of the  Citi Integrated Digital Assets Platform (CIDAP) . This is a senior leadership role requiring a rare combination of deep technical mastery, strategic thinking, and proven people leadership. The successful candidate will serve as both a technical authority and a team lead, guiding a high-performing group of engineers in the design, delivery, and operationalization of enterprise-grade blockchain and digital assets infrastructure at global scale. This individual will be a key voice in shaping Citi's digital assets engineering strategy, working at the intersection of traditional financial services technology and the emerging decentralized ecosystem. As a SVP leader, you will operate with a high degree of autonomy, influence cross-functional outcomes, and be accountable for the platform's technical direction, engineering...

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...

We are seeking a senior  Python Developer  within  Risk Technology  to join a multi-year strategic initiative: the design and delivery of  AI-enabled automation across the end-to-end quantitative model lifecycle , covering all market risk and credit risk models. This is a hands-on engineering role at the core of the program. You will design and build the tooling and services that power AI-assisted model documentation, automated model testing and validation workflows, large-scale risk data analysis, and model lifecycle management. You will work closely with quantitative analysts, model validators, data engineers, and the program leadership to translate workflow automation requirements into robust, production-grade solutions.   Key Responsibilities Engineering & Delivery Design, develop, and maintain Python-based services, pipelines, and tools supporting automation of the quantitative model lifecycle across market risk and credit risk model families. Build and...

Role Overview We are seeking an exceptional, hands-on Senior Vice President (SVP) to join our eTrading Connectivity engineering team in London. This is a premier technical role designed for an elite technologist who thrives on writing high-performance, ultra-low-latency code and architecting robust exchange connectivity and order routing systems. In this role, you will be the ultimate technical authority for our electronic trading connectivity platforms, including exchange gateways, protocol translation layers (FIX, binary protocols), and routing orders to facilitate electronic execution. You will drive technical strategy, design core system architectures, and actively write production code. Key Responsibilities Hands-on Engineering & Architecture Core Development: Design, write, and optimize ultra-low-latency, high-throughput exchange connectivity software in Rust, C/C++, and Java . Architectural Ownership: Define the technical architecture for...

End Date Wednesday 02 September 2026 Salary Range £0 - £0 We support flexible working – click here for more information on flexible working options Flexible Working Options Job Share Job Description Summary . Job Description JOB TITLE: Market Risk Engineering Developer (FTC) SALARY: £95,418 - £116,622 LOCATION(S): London HOURS: Full-time 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 About this opportunity Join a multi-skilled rapid application development team embedded in the business, enhancing capability through collaborative solution delivery. Take your place in the Traded Risk Rapid Application Development team where you'll work with multi-skilled software engineers, risk, change and operational SME’s. As an Application Developer, apply your significant experience software development skills and broader technical expertise to...

At Moody's, we unite the brightest minds to turn today’s risks into tomorrow’s opportunities. We do this by striving to create an inclusive environment where everyone feels welcome to be who they are—with the freedom to exchange ideas, think innovatively, and listen to each other and customers in meaningful ways. Moody’s is transforming how the world sees risk. As a global leader in ratings and integrated risk assessment, we’re advancing AI to move from insight to action—enabling intelligence that not only understands complexity but responds to it. We decode risk to unlock opportunity, helping our clients navigate uncertainty with clarity, speed, and confidence. If you are excited about this opportunity but do not meet every single requirement, please apply! You still may be a great fit for this role or other open roles. We are seeking candidates who model our values: invest in every relationship, lead with curiosity, champion diverse perspectives, turn inputs into actions, and...

At Moody's, we unite the brightest minds to turn today’s risks into tomorrow’s opportunities. We do this by striving to create an inclusive environment where everyone feels welcome to be who they are—with the freedom to exchange ideas, think innovatively, and listen to each other and customers in meaningful ways. Moody’s is transforming how the world sees risk. As a global leader in ratings and integrated risk assessment, we’re advancing AI to move from insight to action—enabling intelligence that not only understands complexity but responds to it. We decode risk to unlock opportunity, helping our clients navigate uncertainty with clarity, speed, and confidence. If you are excited about this opportunity but do not meet every single requirement, please apply! You still may be a great fit for this role or other open roles. We are seeking candidates who model our values: invest in every relationship, lead with curiosity, champion diverse perspectives, turn inputs into actions, and...

At Moody's, we unite the brightest minds to turn today’s risks into tomorrow’s opportunities. We do this by striving to create an inclusive environment where everyone feels welcome to be who they are—with the freedom to exchange ideas, think innovatively, and listen to each other and customers in meaningful ways. Moody’s is transforming how the world sees risk. As a global leader in ratings and integrated risk assessment, we’re advancing AI to move from insight to action—enabling intelligence that not only understands complexity but responds to it. We decode risk to unlock opportunity, helping our clients navigate uncertainty with clarity, speed, and confidence. If you are excited about this opportunity but do not meet every single requirement, please apply! You still may be a great fit for this role or other open roles. We are seeking candidates who model our values: invest in every relationship, lead with curiosity, champion diverse perspectives, turn inputs into actions, and...

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....

The Quantitative Analyst is a strategic professional who closely follows latest trends in own field and adapts them for application within own job and the business. Strong commercial awareness is a necessity. Excellent communication skills required in order to negotiate internally, often at a senior level. Provides advanced judgment and conducts in-depth quantitative or qualitative analysis to solve problems and develop new, innovative solutions. Required to think beyond existing solutions, assumptions or current knowledge of sophisticated areas. Significant impact on a function and/or the business through making decisions that determine technical approaches and strategies for the area. Position Objective: Implement automated market-making models, back-testing infrastructure and data-driven trading tools for the rates business. Improve and transform infrastructure for automated market-making models and data-driven trading tools. Responsibilities: Implement...

End Date Monday 31 August 2026 Salary Range £72,702 - £80,780 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: UX Designer (12-Month FTC) LOCATION: London SALARY: £72,702 - £80,780 HOURS: Full-Time 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. About this opportunity We’re looking for an experienced User Experience Designer to join our Embedded Finance design team. This is a unique opportunity to define and enhance the journeys in which we engage and build relationships with our business customers, while supporting them with the right...

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. Prime Brokerage Technology provides solutions that underpin the operations of our clients and traders that provide the foundation of our Prime Finance business. This is an area of great opportunity and is a major growth target for Citi – with technology providing the key to unlock this potential....

End Date Saturday 29 August 2026 Salary Range £0 - £0 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:  Transaction Banking Product Manager (FTC/ Secondment) SALARY: Competitive package available LOCATIONS: London HOURS: Full-Time WORKING PATTERN: Our work style is hybrid, which involves spending at least two days per week, or 40% of our time, at our office site. Colleagues with disabilities can be supported with workplace adjustments including hybrid working expectations in line with our Flexibility Works policy.  This opportunity is available for 12 months. What you’ll be doing The Data & Intelligence team sits within Transaction Banking Product Delivery and is responsible for defining, developing and delivering data and insight propositions for large corporate and institutional clients. The...

Join Citi's XVA Technology team in London as a Lead Software Engineer at Vice President level, and take on a role at the intersection of advanced software engineering and AI-driven innovation — at a firm where your code, your decisions, and your ideas operate at global scale. This role is built for a hands-on engineer with deep AI and software development expertise who can independently set and drive a technical agenda — building production systems, embedding intelligent tooling, and owning project outcomes across a complex, high-impact domain. You will work alongside high-calibre engineers and engaged business partners to architect, build, and deliver solutions that redefine how XVA risk is calculated and managed globally. Responsibilities Design, build, and maintain scalable, high-performance software solutions for XVA risk systems, writing and reviewing production-quality code while ensuring alignment with enterprise architecture standards. Build and integrate AI and...

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 Technology 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 world‑leading performance and resiliency,...

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...