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cyber security engineer
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Belcan
11 Mar, 2026
Permanent
OT Cyber Security Engineer
Belcan 39 Holloway Rd, London N7 8JP, UK
Belcan is recruiting for an OT Security Engineer on a Permanent basis based from our South West London office. This project is working within the Oil & Gas Industry. You'll be joining a culture that values curiosity, expertise, and ideas as well as equal opportunities, inclusion, and authenticity. Location: London / hybrid - with ad-hoc visits to Norway and Poland. Job Purpose As an OT Cyber Security Engineer you will be responsible for providing OT cyber security support and oversight for product development groups and industrial control system environments within our client's organisation. This includes defining, managing, and enforcing IACS security controls, processes and procedures. Rely on experience in both information security and automation technologies focusing on industrial controls systems. Additional responsibilities include serving as a member of the IACS Cyber security team, the information and digital services team, working closely with sites,...
citi
15 Mar, 2026
Full Time
Senior Software Engineer - Build AI Tools (Python, GoLang)
citi London, UK
Citi, the world leading global bank, has approximately 200 million customer accounts and a presence in more than 160 countries and jurisdictions worldwide. 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. Citi enables 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. The Team: Cloud Technology Services (CTS) is responsible for looking after Citi’s Cloud programme across Public and Private Cloud. It has several new and exciting programmes utilising cutting edge cloud and container technologies, with a view to ensuring that our offerings are best in class and enable our wider business lines and clients alike. The job: This...
citi
15 Mar, 2026
Full Time
Senior Engineer - Python & Containerization (VP)
citi London, UK
Overview of Citi: Citi, the world leading global bank, has approximately 200 million customer accounts and a presence in more than 160 countries and jurisdictions worldwide. 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. Citi enables 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. The Team: The Chief Information Security Office (CISO) is responsible for looking after the cyber security of all of Citi’s technical assets. It has several new and exciting programmes utilising cutting edge cloud and container technologies, with a view to ensuring that our cyber security is best in class and offers reassurance to our wider...
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...
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...
Bowerford Associates
12 Mar, 2026
Permanent
Software Quality Assurance Engineer
Bowerford Associates Devon, UK
We are searching for an experienced Software Quality Assurance Engineer / Software Tester for an extremely exciting technology and data-focussed business based near to Exeter, Devon. Please note, this role is a hybrid role , and you are required in the office a minimum of 2-days per week , therefore you MUST live within a commutable distance of the Exeter office to be considered for the role. In this role will be defining and driving quality assurance strategies across their software development lifecycle, and you will be responsible for ensuring that QA best practices, automation, and modern testing methodologies are embedded into their delivery processes to produce reliable, secure, and high-quality software. In this role you will: - Define and implement QA strategies, ensuring alignment with industry best practices and company objectives. Drive the adoption of test automation, CI/CD integration, and modern testing methodologies to improve efficiency and...
Bowerford Associates
12 Mar, 2026
Permanent
Software Tester
Bowerford Associates Devon, UK
We are searching for an experienced Software Tester / Quality Assurance Engineer for an extremely exciting technology and data-focussed business based near to Exeter, Devon. Please note, this role is a hybrid role , and you are required in the office a minimum of 2-days per week , therefore you MUST live within a commutable distance of the Exeter office to be considered for the role. In this role will be defining and driving quality assurance strategies across their software development lifecycle, and you will be responsible for ensuring that QA best practices, automation, and modern testing methodologies are embedded into their delivery processes to produce reliable, secure, and high-quality software. In this role you will: - Define and implement QA strategies, ensuring alignment with industry best practices and company objectives. Drive the adoption of test automation, CI/CD integration, and modern testing methodologies to improve efficiency and reliability....
TUV SUD Limited
11 Mar, 2026
Permanent
IoT/IIoT Cybersecurity Engineer
TUV SUD Limited United Kingdom
At T V S D we are passionate about technology. Innovations impact our daily lives in countless ways, and we are dedicated to being a part of that progress. We test, we audit, we inspect, we advise. We never stop challenging ourselves for the safety of society and its people. We breathe technology, we strive for professional excellence, and we leave a mark. We take the future into our hands. We are T V S D. We are looking for an IoT/IIoT cybersecurity engineer, in a hybrid home and laboratory position, headquartered in the UK to strengthen our IOT cybersecurity team. Your primary objective will be to deliver cybersecurity assessment and certification evaluation of products and components. Examples of the tasks, include, but are not limited to; assessment to latest cybersecurity standards, penetration testing (IoT and WebApp), threat modelling, firmware investigation, code analysis etc. This service will be provided to external clients, who will predominantly be manufacturers of...
SWORD
11 Mar, 2026
Full Time
OT Engineer
SWORD Glasgow, UK
Sword is a leading provider of business technology solutions within the Energy, Public and Finance Sectors, driving transformational change within our clients.  We use proven technology, specialist teams and domain expertise to build solid technical foundations across platforms, data, and business applications.  We have a passion for using technology to solve business problems, working in partnership with our clients to help in achieving their goals.  About the role: As an OT Engineer, you will play a hands-on role in the delivery of OT cyber security activities across industrial and operational environments. You’ll work closely with consultants, engineers and client teams to assess OT environments, gather technical information and support the implementation of security controls. The role involves time spent on-site in operational locations, working directly with control systems, networks and supporting infrastructure. Working within our IACS community: Our...
BS
10 Mar, 2026
Permanent
Senior Product Safety Engineer
BAE Systems Southsea, Portsmouth, UK
Job Title: Senior Product Safety Engineer Salary: Up to £55,000 dependent on skills and experience Location: Portsmouth Broad Oak - We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role What you'll be doing: Assist the Project Safety Officer and Safety Manager with contracted safety deliverables, including managing hazard logs and safety documentation Identify and resolve issues arising from in service feedback or incidents Support project safety working groups and committees by preparing technical presentations and slide packs Contribute to the safety analysis of engineering changes proposed for the product Manage the product hazard logs and facilitate hazard review sessions in line with the agreed schedule Support with project audits as required Your skills and experiences: An experienced engineer, with a breadth of engineering knowledge & experience in a...
BS
10 Mar, 2026
Permanent
Senior Product Safety Engineer
BAE Systems Portsmouth, UK
Job Title: Senior Product Safety Engineer Salary: Up to £55,000 dependent on skills and experience Location: Portsmouth Broad Oak - We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role What you'll be doing: Assist the Project Safety Officer and Safety Manager with contracted safety deliverables, including managing hazard logs and safety documentation Identify and resolve issues arising from in service feedback or incidents Support project safety working groups and committees by preparing technical presentations and slide packs Contribute to the safety analysis of engineering changes proposed for the product Manage the product hazard logs and facilitate hazard review sessions in line with the agreed schedule Support with project audits as required Your skills and experiences: An experienced engineer, with a breadth of engineering knowledge & experience in a...
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