Location: BELFAST ARNOTT HOUSE, United Kingdom Thales is a global technology leader with more than 83,000 employees on five continents. With over 7,500 people in the UK, operating across defence, space, aerospace, and digital security, we help build a future we can all trust. Thales supports the security and stability of our nation by providing extraordinary technology to our customers, as well as delivering social value to the UK with our products and services. Title: Senior Cybersecurity Engineer, Enterprise Services Base location: Belfast, Northern Ireland (Hybrid) Special Position Requirements Operational Schedule : Participation in a rotating on-call roster, requiring occasional paid weekend and holiday shifts (averaging once per month). Thales Thales people architect identity management and data protection solutions at the heart of digital security. Business and governments rely on us to bring trust to the billions of digital interactions they have...

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...

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, problem solving and communication to Citi’s Trade and Working Capital Solutions team. 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. Citi, a leading global bank, serves approximately 200 million customer accounts and operates in over 160 countries and jurisdictions. Citi provides a broad range of financial products and services, including consumer banking, corporate and investment banking, securities brokerage, transaction services, and wealth management. Our core activities encompass safeguarding assets, lending money, making payments, and accessing capital markets for our clients. Team/Role Overview: Trade and Working Capital Solutions (TWCS) within the Services...

Job Overview We are Citi's Application, Platform and Engineering team, a start-up with the exciting mission of shaping the direction of travel for the entire bank under the Chief Technology Office, by defining the tech and engineering strategy for the bank. We are a team of talented engineers, product managers and tech SMEs, taking ambiguous concepts and making them real by engineering cutting edge products at planetary scale! We are solely focused on the most modern technology and engineering disciplines such as generative AI, cloud, security, modern app stacks (with Golang, Gatekeeper), open source and the latest and greatest in the Kubernetes ecosystem.   Generative AI is a growing space, as a result, we ask that you share with us any specific AI engineering projects utilising LLMs that you're proud of in your application. Ideally these projects should show off complex and clever architectures or a systematic evaluation of an LLM's behaviour.   You might be a good fit if...

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...

Arriva is a leading European passenger transport partner, operating in 11 countries across the UK and Europe.  The company employs around 35,000 people, delivering more than 1.5 billion passenger journeys connecting people and communities safely, reliably and sustainably. We have strong roots dating back to 1938, an ambitious growth and sustainability agenda, and a continuously developing relationship with I Squared Capital – a global infrastructure investment fund manager - who acquired Arriva in 2024. We are looking for a ZE Transition Partner to join our Zero Emission Team! This role can be based from either our London, Netherlands or Mainland Europe Operating Countries offices. Step into a role where you shape the future of sustainable mobility. As part of our international team, you will be at the forefront of the Zero Emission (ZE) transition, driving innovation and delivering groundbreaking projects that set new standards in the industry. You combine sharp...

Job Title: Senior Cloud Network Engineer Type: Full Time / 37.50 hours per week / Hybrid – HO is based in Northampton *You need to live within a reasonable commuting distance to the HO in Northampton – weekly attendance is expected Salary DOE from £55k per annum The closing date for this 20th May or until the right candidate is hired All internal candidates need to attach a full and relevant CV Purpose of Role: We are seeking a Senior Cloud Network Engineer to join our Network Team at Bright Horizons. The role will focus on Microsoft Azure and You will provide support design and maintain our multi cloud infrastructure. You will leverage your expertise in multi-region and multi-cloud network architecture to ensure optimal performance, security and scalability across our cloud environments with emphasis on automation, reliability and governance. What We Can Offer You Our benefits include but are not limited to. Flexible working and holiday...

Location: Remote UK, United Kingdom Thales is a global technology leader with more than 83,000 employees on five continents. With over 7,500 people in the UK, operating across defence, space, aerospace, and digital security, we help build a future we can all trust. Thales supports the security and stability of our nation by providing extraordinary technology to our customers, as well as delivering social value to the UK with our products and services. We are looking for Cyber Security Architects to join our growing team. As a Cyber Security Architect, you’ll work on complex systems provided by Thales and provide specialist security architecture, technical leadership and guidance, to enable Thales to devise, develop and maintain reliable, secure, accreditable and economically sustainable security solutions to meet the project needs. You will advise on the development of high level security compliant architecture and contribution to the design of the preliminary and detailed...

Do you want to boost your career and collaborate with expert, talented colleagues to solve and deliver against our clients' most important challenges? We are growing and are looking for people to join our team. You'll be part of an entrepreneurial, high-growth environment of 300.000 employees. Our dynamic organization allows you to work across functional business pillars, contributing your ideas, experiences, diverse thinking, and a strong mindset. Are you ready? About your role Enterprise AI is forcing organisations to rethink their data estates. Data platforms designed mainly for reporting are often not enough for GenAI, semantic search, agentic workflows and AI-enabled decision-making. Clients now need data that is trusted, governed, contextualised and consumable by both people and intelligent systems. We are looking for client-facing Enterprise Data Architects to join our growing Enterprise AI practice. You will help clients transform fragmented data estates into...

Location: Crawley, United Kingdom Thales is a global technology leader with more than 83,000 employees on five continents. With over 7,500 people in the UK, operating across defence, space, aerospace, and digital security, we help build a future we can all trust. Thales supports the security and stability of our nation by providing extraordinary technology to our customers, as well as delivering social value to the UK with our products and services. Primary Purpose of the Role: To drive the evolution and deployment of Data and AI capabilities within the businesses and to our customers in order to increase growth in orders and increased customer satisfaction.  As part of a newly established Software development and delivery team, the IVVQ Manager will work with both the development team, IVVQ Engineers and the end user in Thales UK businesses. Supporting the Thales UK Digital and Data strategy the Software IVVQ Manager will; support the delivery software offerings...

The Securities Settlements team is a critical component of our global Operations division, responsible for the timely and accurate settlement of securities transactions across all asset classes. Operating in a dynamic and fast-paced environment, the team acts as the central hub for post-trade processing, ensuring that all obligations arising from our trading activities are met efficiently and without operational risk. Supporting this, is the Securities Settlements Technology team, responsible for building, maintaining, and transforming the platforms that ensure the timely and accurate settlement of securities transactions across all asset classes. The team is currently engaged in a multi-year strategic program to modernize our settlement platforms, enhance automation, and adapt to evolving market regulations, such as the transition to T+1 settlement cycles. We partner directly with Front Office trading desks, Operations, Finance, Custodians, and Clearing Houses to deliver...

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 India 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...

Location: Linthouse Glasgow, United Kingdom Thales is a global technology leader with more than 83,000 employees on five continents. With over 7,500 people in the UK, operating across defence, space, aerospace, and digital security, we help build a future we can all trust. Thales supports the security and stability of our nation by providing extraordinary technology to our customers, as well as delivering social value to the UK with our products and services. Software Engineer Bristol/Crawley/Glasgow (with Hybrid working) Primary Purpose of the Role: To drive the evolution and deployment of Data and AI capabilities within the businesses and to our customers in order to increase growth in orders and increased customer satisfaction.  The Factory Software Engineer is a key member of a newly established software development team, working with stakeholders across Thales UK to deliver technology solutions that enable an integrated approach to data integration and...

Location: Home-based (occasional ad hoc travel for training) Clearance: Must be SC cleared or able to obtain SC We are seeking an experienced Software Compliance Analyst who can immediately add value by managing complex software licensing requirements and supporting licence compliance across Capita and its Clients. Job title: Software Compliance Analyst Job Description: This is a key role focused on ensuring compliance, reducing financial risk, and identifying meaningful cost‑optimisation opportunities. Essential Experience Required: Demonstrable experience delivering accurate, effective licence reconciliations Strong working knowledge of complex licensing for at least one major Tier‑1 vendor (Microsoft, Oracle, IBM, SAP) - ideally covering multiple Proven experience with end‑to‑end major vendor audit processes Ability to “hit the ground running” - this role requires someone already experienced in hands‑on licensing compliance Understanding of...