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citi
15 Mar, 2026
Full Time
eTrading Infrastructure Systems Architect - Low Latency Engineering (Rates Tech)
citi London, UK
eTrading Infrastructure Systems Architect - Low Latency Engineering (Rates 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. About the Position:   We are looking for an industry wide Senior Systems Architect (Infrastructure) who can provide leadership and direction for Change-The-Bank (CTB) electronic trading infrastructure initiatives...
citi
15 Mar, 2026
Full Time
Head of Cybersecurity Technology & AI Security Engineering
citi Dublin, Ireland
Why   Citi     Citi, the leading global bank, has approximately 200 million customer accounts and does business in more than 160 countries and   jurisdictions . Citi provides 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.     As a bank with a brain and a soul, Citi creates economic value that is systemically responsible   and in our clients’   best interests. As a financial institution that touches every region of the world and every sector that shapes your daily life, our Enterprise Operations & Technology teams are charged with a mission that rivals any large tech company. Our technology solutions are the foundations of everything we do from keeping the bank safe, managing global resources, and providing the technical tools our workers...
citi
15 Mar, 2026
Full Time
Head of Cybersecurity Technology & AI Security Engineering
citi London, UK
Why   Citi     Citi, the leading global bank, has approximately 200 million customer accounts and does business in more than 160 countries and   jurisdictions . Citi provides 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.     As a bank with a brain and a soul, Citi creates economic value that is systemically responsible   and in our clients’   best interests. As a financial institution that touches every region of the world and every sector that shapes your daily life, our Enterprise Operations & Technology teams are charged with a mission that rivals any large tech company. Our technology solutions are the foundations of everything we do from keeping the bank safe, managing global resources, and providing the technical tools our workers...
Thales
15 Mar, 2026
Full Time
Technical Manager / Principal Systems Engineer with Naval communications experience
Thales Crawley, UK
Location: Crawley, United Kingdom Thales people architect solutions at the heart of the defence-security continuum. Interoperable and secure information and telecommunications systems for defence, security, and civil operators, are based upon innovative use of radiocommunications, networks, and cybersecurity. We are ground breaking new digital technologies such as 4G mobile communications, cryptography, cloud computing and big data for use in physical protection systems, and critical information systems. Together we offer fantastic opportunities for committed employees to learn and develop their career with us. At Thales UK, we research, develop, and supply technology and services that impact the lives of millions of people each day to make life better, and keep us safer. We innovate across the major industries of Aerospace, Defence, Security and Space. Your health and well-being matters to us and that’s why we offer you the flexibility to do what’s important to you; whether...
Thales
15 Mar, 2026
Full Time
Product Safety Engineer
Thales Crawley, UK
Location: Crawley, United Kingdom Thales people architect solutions at the heart of the defence-security continuum. Interoperable and secure information and telecommunications systems for defence, security, and civil operators, are based upon innovative use of radiocommunications, networks, and cybersecurity. We are ground breaking new digital technologies such as 4G mobile communications, cryptography, cloud computing and big data for use in physical protection systems, and critical information systems. Together we offer fantastic opportunities for committed employees to learn and develop their career with us. At Thales UK, we research, develop, and supply technology and services that impact the lives of millions of people each day to make life better, and keep us safer. We innovate across the major industries of Aerospace, Defence, Security and Space. Your health and well-being matters to us and that’s why we offer you the flexibility to do what’s important to you; whether...
Telent Technology Services Limited
14 Mar, 2026
Permanent
Senior Engineer - ICT
Telent Technology Services Limited Merseyside, UK
Senior ICT Engineer When you join our Engineering Team at Telent, you'll be empowered to innovate and drive common solutions, working closely with technical experts who are proud of the impact their work makes. Come join a high-performing team doing complex and critical work. Help build and keep the nation's critical infrastructure connected and protected 24/7. Reporting to the Senior Engineer (ICT Lead), the Senior Engineer plays a key role in maintaining the stability, performance, and security of our blue-light emergency services customers' ICT environments. The role is responsible for delivering advanced 3rd line technical support, managing complex infrastructure issues, and contributing to the ongoing improvement of critical ICT systems This is a hybrid working role with a requirement to be on site at our Liverpool office 2 days per week, as well as travel to various customer sites in the area on an ad-hoc basis. What you'll do: Provide 3rd line ICT support across...
BS
13 Mar, 2026
Permanent
Principal AI/LLM Engineer
BAE Systems Rochester, UK
Job Title: Principal AI/LLM Engineer Job Location: Rochester, Kent. Onsite Salary: Circa £75,000 depending on experience and skills Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow - shaping a safer future, for all of us. What you'll be doing: Architecture & Design Authority - Define / maintain the reference architecture for the BAE ES UK AI/LLM infrastructure across on-prem GPU clusters, virtualized environments. Experience in Engineering & Deployment - Deploy and maintain LLM inference, Implement RAG pipelines, Build CI/CD for AI models, Optimisation & Monitoring of the AI stack. Security, Compliance & Governance - Work closely with...
BS
13 Mar, 2026
Permanent
Principal AI/LLM Engineer
BAE Systems Chatham, UK
Job Title: Principal AI/LLM Engineer Job Location: Rochester, Kent. Onsite Salary: Circa £75,000 depending on experience and skills Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow - shaping a safer future, for all of us. What you'll be doing: Architecture & Design Authority - Define / maintain the reference architecture for the BAE ES UK AI/LLM infrastructure across on-prem GPU clusters, virtualized environments. Experience in Engineering & Deployment - Deploy and maintain LLM inference, Implement RAG pipelines, Build CI/CD for AI models, Optimisation & Monitoring of the AI stack. Security, Compliance & Governance - Work closely with...
BS
13 Mar, 2026
Permanent
Principal AI/LLM Engineer
BAE Systems Sittingbourne, UK
Job Title: Principal AI/LLM Engineer Job Location: Rochester, Kent. Onsite Salary: Circa £75,000 depending on experience and skills Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow - shaping a safer future, for all of us. What you'll be doing: Architecture & Design Authority - Define / maintain the reference architecture for the BAE ES UK AI/LLM infrastructure across on-prem GPU clusters, virtualized environments. Experience in Engineering & Deployment - Deploy and maintain LLM inference, Implement RAG pipelines, Build CI/CD for AI models, Optimisation & Monitoring of the AI stack. Security, Compliance & Governance - Work closely with...
BS
13 Mar, 2026
Permanent
Principal AI/LLM Engineer
BAE Systems Larkfield, Ditton, Aylesford ME20 6BU, UK
Job Title: Principal AI/LLM Engineer Job Location: Rochester, Kent. Onsite Salary: Circa £75,000 depending on experience and skills Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow - shaping a safer future, for all of us. What you'll be doing: Architecture & Design Authority - Define / maintain the reference architecture for the BAE ES UK AI/LLM infrastructure across on-prem GPU clusters, virtualized environments. Experience in Engineering & Deployment - Deploy and maintain LLM inference, Implement RAG pipelines, Build CI/CD for AI models, Optimisation & Monitoring of the AI stack. Security, Compliance & Governance - Work closely with...
BS
13 Mar, 2026
Permanent
Principal AI/LLM Engineer
BAE Systems Minster on Sea, UK
Job Title: Principal AI/LLM Engineer Job Location: Rochester, Kent. Onsite Salary: Circa £75,000 depending on experience and skills Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow - shaping a safer future, for all of us. What you'll be doing: Architecture & Design Authority - Define / maintain the reference architecture for the BAE ES UK AI/LLM infrastructure across on-prem GPU clusters, virtualized environments. Experience in Engineering & Deployment - Deploy and maintain LLM inference, Implement RAG pipelines, Build CI/CD for AI models, Optimisation & Monitoring of the AI stack. Security, Compliance & Governance - Work closely with...
BS
13 Mar, 2026
Permanent
Principal AI/LLM Engineer
BAE Systems Snodland, UK
Job Title: Principal AI/LLM Engineer Job Location: Rochester, Kent. Onsite Salary: Circa £75,000 depending on experience and skills Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow - shaping a safer future, for all of us. What you'll be doing: Architecture & Design Authority - Define / maintain the reference architecture for the BAE ES UK AI/LLM infrastructure across on-prem GPU clusters, virtualized environments. Experience in Engineering & Deployment - Deploy and maintain LLM inference, Implement RAG pipelines, Build CI/CD for AI models, Optimisation & Monitoring of the AI stack. Security, Compliance & Governance - Work closely with...
BS
13 Mar, 2026
Permanent
Principal AI/LLM Engineer
BAE Systems Northfleet DA11, UK
Job Title: Principal AI/LLM Engineer Job Location: Rochester, Kent. Onsite Salary: Circa £75,000 depending on experience and skills Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow - shaping a safer future, for all of us. What you'll be doing: Architecture & Design Authority - Define / maintain the reference architecture for the BAE ES UK AI/LLM infrastructure across on-prem GPU clusters, virtualized environments. Experience in Engineering & Deployment - Deploy and maintain LLM inference, Implement RAG pipelines, Build CI/CD for AI models, Optimisation & Monitoring of the AI stack. Security, Compliance & Governance - Work closely with...
BS
13 Mar, 2026
Permanent
Principal AI/LLM Engineer
BAE Systems Tonbridge, UK
Job Title: Principal AI/LLM Engineer Job Location: Rochester, Kent. Onsite Salary: Circa £75,000 depending on experience and skills Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow - shaping a safer future, for all of us. What you'll be doing: Architecture & Design Authority - Define / maintain the reference architecture for the BAE ES UK AI/LLM infrastructure across on-prem GPU clusters, virtualized environments. Experience in Engineering & Deployment - Deploy and maintain LLM inference, Implement RAG pipelines, Build CI/CD for AI models, Optimisation & Monitoring of the AI stack. Security, Compliance & Governance - Work closely with...
BS
13 Mar, 2026
Permanent
Principal AI/LLM Engineer
BAE Systems Maidstone, UK
Job Title: Principal AI/LLM Engineer Job Location: Rochester, Kent. Onsite Salary: Circa £75,000 depending on experience and skills Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow - shaping a safer future, for all of us. What you'll be doing: Architecture & Design Authority - Define / maintain the reference architecture for the BAE ES UK AI/LLM infrastructure across on-prem GPU clusters, virtualized environments. Experience in Engineering & Deployment - Deploy and maintain LLM inference, Implement RAG pipelines, Build CI/CD for AI models, Optimisation & Monitoring of the AI stack. Security, Compliance & Governance - Work closely with...
BS
13 Mar, 2026
Permanent
Principal AI/LLM Engineer
BAE Systems Sevenoaks, UK
Job Title: Principal AI/LLM Engineer Job Location: Rochester, Kent. Onsite Salary: Circa £75,000 depending on experience and skills Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow - shaping a safer future, for all of us. What you'll be doing: Architecture & Design Authority - Define / maintain the reference architecture for the BAE ES UK AI/LLM infrastructure across on-prem GPU clusters, virtualized environments. Experience in Engineering & Deployment - Deploy and maintain LLM inference, Implement RAG pipelines, Build CI/CD for AI models, Optimisation & Monitoring of the AI stack. Security, Compliance & Governance - Work closely with...
AND Digital
10 Mar, 2026
Full Time
Principal Solution Architect
AND Digital Bristol, UK
About us: AND Digital are a tech company focused on accelerating digital delivery and dedicated to closing the digital skills gap. We’ve been helping organisations build better digital products and stronger digital teams since 2014. We believe our work should always leave a legacy for the client. We do this through close relationships with our offices (or ‘Clubs’) so that our partners are always prioritised by a regional team close to them. This unique model has driven success for our clients and ourselves, evidenced by our remarkable organic growth since 2014. Today we number more than 1,300 people with Clubs all over the UK and Europe with plans for global expansion in the next couple of years. Join us - and help us fulfil our mission to close the world’s digital skills gap. What you’ll bring to the table: Proven track record of leadership in solution architecture at enterprise scale within complex, regulated environments, with hands-on technical delivery of...
Veolia
05 Mar, 2026
Permanent
3rd line Cloud engineer
Veolia Cannock, UK
3rd line Cloud engineer Salary: OTE in the region of up to (phone number removed) plus other Veolia benefits Hours : 40 hours per week Location: Hybrid working 2-3 days in our Head office, Cannock, WS11 8JP (other locations will be considered) When you see the world as we do, you see the chance to help the world take better care of its resources, and help it become a better place for everyone. It's why we're looking for someone who's just as committed as we are, to push for genuine change and bring our ambition of Ecological Transformation to life. We know that everyone here at Veolia can help us work alongside our communities, look after the environment, and contribute to our inclusive culture. What we can offer you: Competitive salary and 17.5% bonus Access to our company pension scheme Discounts on everything from groceries to well-known retailers Access to a range of resources to support your physical, mental and financial health, so you can lean on us...
Triad
23 Feb, 2026
Permanent
Senior Data Engineer (AWS, Airflow, Python)
Triad 39 Holloway Rd, London N7 8JP, UK
Senior Data Engineer (AWS, Airflow, Python) Based at client locations, working remotely, or based in our Godalming or Milton Keynes offices. Salary up to 65k plus company benefits. About Us Triad Group Plc is an award-winning digital, data, and solutions consultancy with over 35 years' experience primarily serving the UK public sector and central government. We deliver high-quality solutions that make a real difference to users, citizens and consumers. At Triad, collaboration thrives, knowledge is shared, and every voice matters. Our close-knit, supportive culture ensures you're valued from day one. Whether working with cutting-edge technology or shaping strategy for national-scale projects, you'll be trusted, challenged, and empowered to grow. We nurture learning through communities of practice and encourage creativity, autonomy, and innovation. If you're passionate about solving meaningful problems with smart and passionate people, Triad could be the place for you....
citi
15 Mar, 2026
Full Time
Senior Full-Stack Software Engineer (VP)
citi Dublin, Ireland
About Citi Citi, the leading global financial services company, has approximately 200 million customer accounts and does business in more than 160 countries and jurisdictions. Citi provides 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. Our core activities are safeguarding assets, lending money, making payments and accessing the capital markets on behalf of our clients. Citi’s Mission and Value Proposition explains what we do and Citi Leadership Standards explain how we do it. Our mission is to serve as a trusted partner to our clients by responsibly providing financial services that enable growth and economic progress. We strive to earn and maintain our clients’ and the public’s trust by constantly adhering to the highest ethical standards and making a positive impact on the...
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