106 jobs found in Cardiff

End Date Sunday 12 July 2026 Salary Range £90,440 - £106,400 We support flexible working – click here for more information on flexible working options Flexible Working Options Job Share Job Description Summary As an AI technical delivery lead at Lloyds Banking Group, you will be an expert practitioner at the forefront of the Group's AI transformation. In this role, you will lead the technical delivery of cutting-edge artificial intelligence, machine learning, and generative AI solutions, guiding their application to drive business value while ensuring ethical and responsible implementation. You will work within the AI Centre of Excellence, collaborating with diverse teams to solve complex financial challenges and create innovative, customer-centric banking solutions. Job Description JOB TITLE:  Lead AI Scientist SALARY: £90,440 - £131,450 LOCATION: London, Bristol, Leeds, Manchester or Edinburgh WORKING PATTERN: Hybrid, 40% (or two days)...

End Date Tuesday 21 July 2026 Salary Range £35,340 - £37,200 We support flexible working – click here for more information on flexible working options Flexible Working Options Flexibility in when hours are worked, Job Share Job Description Summary Based onsite at Watford Job Description JOB TITLE:   Junior System Engineer SALARY: £36225 -£41,943 LOCATION(S): Watford HOURS : Full-time WORKING PATTERN : This is based 5 days at our Watford office onsite. About this Opportunity As the Junior Systems Engineer you will be part of a team focused on the supporting and improving the Tusker IT environment. The Tusker IT environment can be divided into the following parts: Production web infrastructure Pre-production web infrastructure Office infrastructure Office desktop support The focus of this role will be to support and enhance the office infrastructure and office desktop support. Tusker has had a blend of...

End Date Monday 06 July 2026 Salary Range £63,152 - £94,728 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 : Senior Software Engineer SALARY: £63,152 - £78,940  LOCATION(S): Chester or Manchester HOURS:  Full time WORKING PATTERN: Hybrid, 40% (or two days) in one of the above office locations What you'll be doing The Loans & Affordability Platform will give you the opportunity to work in a forward thinking and diverse team. A team at the forefront of change for customers & colleagues through evolving & digitizing the Lloyds Banking Group Retail Bank. The culture we live by is to empower individuals and teams to build multiskilled environments using agile methodologies. Ultimately to deliver outstanding customer experiences; and by driving innovative technology solutions...

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...

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 65 countries across EMEA, North America, Latin America and Asia Pacific. We employ...

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...

Role Purpose Lead the design and governance of business and technology solutions, working closely with stakeholders to align architecture with strategic objectives. You will translate business needs into scalable, secure solutions, provide architecture guidance across change initiatives, and assess the organisational impact of technology and business transformation. Responsibilities: Apply enterprise architecture standards, governance, and best practices across business and technology change initiatives. Build strong stakeholder relationships and communicate complex concepts clearly to both technical and non-technical audiences. Assess the business and operational impact of solutions to support successful adoption and delivery. Requirements We are seeking a hybrid architect who can bridge business strategy and technology delivery, working closely with senior stakeholders to understand business capabilities, processes, and operating models to deliver practical,...

Role Purpose We are seeking a highly experienced Principal Software Engineer to provide technical leadership across our technology function, driving the design, delivery, and continuous improvement of enterprise applications and digital services. This is a senior hands-on role for an individual who combines deep technical expertise with strong stakeholder management skills and a passion for engineering excellence. You will be responsible for defining architecture, establishing engineering standards, overseeing delivery, and ensuring solutions are scalable, secure, maintainable, and aligned to business objectives. Working closely with architects, engineering teams, business stakeholders, and senior leadership, you will help shape our technology strategy while mentoring engineers and promoting a culture of quality, accountability, and continuous improvement. Requirements Key Responsibilities Lead Solution Architecture & Design – Own the design and architecture of...

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...

The Quantitative Analyst is a strategic professional who stays abreast of developments within the field of quantitative finance and electronic trading, and actively contributes to the direction of the business by applying that knowledge to real, high-impact problems. As a core member of the FX Electronic Trading quant team in London, this role sits at the heart of our electronic market making and algorithmic execution business — not on the periphery. The successful candidate will be someone who thrives on building, enjoys coding as a craft, and is energised by challenging the status quo. This is a senior associate to junior VP-level position for a hands-on quantitative professional who takes end-to-end ownership of meaningful deliverables, works closely with trading and sales partners, and contributes to a team where every member bears full responsibility for the quality and performance of our models and strategies. Key Responsibilities Be a   core contributor   in...

The Production Engineer is a pivotal role within Citi's Technology organisation, responsible for designing, building, and operating the intelligent systems that underpin our global production environment. This is an engineering-first position at the intersection of software craftsmanship, AI-native development, and large-scale distributed systems.  As part of a multi-year transformation journey, the successful candidate will help define what production engineering looks like in an era of autonomous agents, generative AI, and self-healing infrastructure. You will be expected to write production-grade code daily, design agentic workflows, and contribute meaningfully to the evolution of our AI engineering practices across Citi's technology hub.  The role requires a comprehensive understanding of multiple areas within a function and how they interact to achieve the objectives of the function. Applies in-depth understanding of the business impact of technical...

We're looking for an expert level Technical Architect to join one of our high-impact teams inside Citi's CTO organisation. You'll sit within Developer Enablement, a group focused on innovation, developer platforms and internal tools used across the bank, where we experiment and ship fast, like a startup inside a global bank. Our mission is to drive productivity by streamlining/automating processes & make the best tools available for our 30k engineers. At Citi's scale saving tens of minutes per day, equates to £10,000,000s of savings.   We believe happy engineers make the best engineers and are a technology managed department.   Opportunities in CTO   There are many exciting opportunities for you in and around our SDLC and the automation journey we are on. Initially we are looking for a strong, hands on technical architect for our strategic Release automation platform (Release on Demand) but we support opportunities to extend your sphere of influence across various related...

Solution Architect – Operational Resilience | Banking Contract | Inside IR35 | Hybrid Join a major banking transformation leading the technical design for Third Party Business Continuity and Exit Strategy. This is an opportunity to shape resilient enterprise architecture supporting critical third party services. You'll define target architecture, lead technical design decisions, support enterprise integration and ensure technology solutions align with operational resilience, security and governance standards. Previous Solution or Enterprise Architecture experience within a large banking organisation is essential. Experience across Operational Resilience, cloud technologies and Third Party Risk Management is highly desirable.

Solution Architect – Operational Resilience | Banking Location: London (Hybrid) | Practice Area: Business Consulting | Type: Fixed Term Contract – 6 Months Shape the technical architecture behind a major Operational Resilience and Third Party Risk transformation. The Role Join a major banking transformation programme leading the technical design for Third Party Business Continuity and Exit Strategy. This is an opportunity to shape resilient enterprise architecture that supports critical third-party services across a complex, highly regulated banking environment. Working closely with business, technology and programme stakeholders, you'll define target architecture, lead solution design decisions and ensure technology solutions align with operational resilience, security and governance standards. What You'll Do Lead the solution architecture for Third Party Business Continuity and Exit Strategy within a strategic banking transformation programme....

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...

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....

End Date Wednesday 15 July 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 SALARY:   London - £72,702 - £80,780. Bristol or Leeds - £61,344 - £68,160 LOCATIONS:   London, Bristol or Leeds 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.   What you’ll be doing   We’re looking for someone who can work collaboratively alongside a full design team and take full ownership of their design output. They will be confident when presenting their work to stakeholders, and able...

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. Citi is looking for a highly skilled and innovative Full Stack Engineer with a strong background in modern enterprise architecture and a passion for Artificial Intelligence. This role will be instrumental in designing, developing, and implementing robust, scalable, and AI-enabled solutions across our...

Team Overview XiP is building a next-generation cross-asset calculation system for Citi trading desks and enterprise users in the largest global financial markets and exchanges in New York, London, and other major financial hubs. Our team owns multiple Java Spring Boot Services that execute, partition, and track quantitative risk graphs/trades in a distributed environment. These graphs can fail due to their complexity and our system must adapt quickly to these failures to provide a seamless experience for clients.  XiP Compute Services are deployed onto OpenShift and Amazon’s Elastic Kubernetes Service (EKS). An important initiative in 2025 will be onboarding Google’s Kubernetes Engine to further expand our coverage. Our system scales on-demand, and we can run up to tens of thousands of replicas of our services across all asset classes.  Role Overview We are seeking a Senior Engineer to fill the role of ‘Applications Development Technology Lead Analyst’ on the XiNG...