Senior Security and Fire Systems Service EngineerFull-time, Monday to Friday – 08:00–17:00Covering Greater LondonFidelity is a progressive and expanding NACOSS...Read More>>.

Principal Cyber Security EngineerVehicle cyber security and embedded systemsAutomotive Industry | Hybrid Working (2- 3 Days Office / 2 Days Remote) | Near Coventry...Read More>>.

Job DescriptionSecurity and Fire Systems Service Engineer\nFull-time, Monday to Friday – 08.00 -17.00\nGreater London\nFidelity, part of the Ranger FS Group is a progressive and expanding NAC...Read More>>.

Job DescriptionSenior Security and Fire Systems Service Engineer\n£Competitive - please call\nCovering Greater London\nDoes the thought of joining aprogressive an...Read More>>.

Overview In this role you will lead Secure by Design across classified IT systems, ensuring security is integrated throughout the lifecycle and aligned with UK Government, MoD, and Lockheed Martin requirements. You will partner with program...Read More>>.

Overview In this role you will safeguard Airbus Defence and Space’s Spacecraft Control Centre and Satellite Communications infrastructures. You will own complex security architecture, ensure robust defenses, and coordinate defense strateg...Read More>>.

Avint is hiring a Information Systems Security Manager (ISSM) - SME to support and protect critical DoD cloud-based systems. In this role, you’ll be part of a high-performing team responsible for implementing and overseeing all phases...Read More>>.

WSP in the UK & Ireland is seeking a Cyber Security Consultant to join our capabilities team, delivering specialist cyber security services across diverse industries. You’ll support cyber security deliverables through the lifecycle of OT/IT deve...Read More>>.

Director of IT , Systems and Security location_city Loughborough account_balance_wallet £70,000.00 business_center Full time Who we are Join loc8me – Where Ambition Lives...Read More>>.

Raytheon UK is recruiting a Principal Software Engineer to join our onsite teams in Manchester and Gloucester. You will contribute to secure, mission-critical software across defence programmes, working in a cross-functional team with DevSecOps at...Read More>>.

Fractile is building the software and system-level security stack for frontier AI hardware. You will work across bare metal, RTOS, and embedded Linux to turn threat models into concrete mechanisms, shaping the security of the control chain from de...Read More>>.

Anduril Industries seeks a Senior Product Security engineer to develop novel security tooling, discover vulnerabilities, and secure our AI-enabled and autonomous systems. You will perform architecture reviews, analyze firmware and software, and co...Read More>>.

Positiv+ Cohort is seeking a highly experienced Senior Systems Engineer with security clearance to lead equipment work packages and ensure delivery to time, cost, and quality targets. The role combines electrical engineering with test design and s...Read More>>.

Galliford Try is seeking a Security Design Engineer to join our specialist security team. Based in London/Thames Valley with UK-wide project opportunities, you will lead electronic security design from site visits to final documentation, coordinat...Read More>>.

The Future Starts Here - Shape Security Innovation at NXP! Are you ready to influence the security architecture of technologies that power the world? Join NXP’s Competence Center for Crypto & Security and help define secure so...Read More>>.

Principal/Lead Security Systems Engineer Leonardo – Southampton, England, United Kingdom Your impact Are you a Systems Engineer who loves contributing to the UK’s Defence Industry and making impactful change? Leonar...Read More>>.

Taylor James Resourcing is seeking a Card Payments Specialist to lead the strategy, security, and development of the payment ecosystem across two retail brands and ~800 locations in London. You will own end‑to‑end payment card infrastructure,...Read More>>.

We're recruiting for an experienced Senior Information System Security Officer (ISSO) to support a specialist defence and security programme focused on Product Security / Information Assurance across synthetic training s...Read More>>.

SiXworks is seeking a Platform Engineer in the United Kingdom to deploy new solutions and enhance existing platforms, balancing reliability and performance in live environments.You’ll work in a small, high-performing team, focusing on sec...Read More>>.

Everfox is seeking a versatile AI Software Engineer who thrives in unfamiliar codebases and moves quickly across diverse projects. You’ll build AI-driven features, enhance workflows with modern AI tools, and collaborate across teams to deliver h...Read More>>.

The Citation Group is seeking an AI Architect to lead the AI/Data architecture within the delivery area, reporting directly to the Chief AI Officer. This role focuses on establishing architectural standards, patterns, and governance for AI initiat...Read More>>.

The Centre for Information Resilience (CIR) is an independent organisation dedicated to exposing human rights violations, disinformation and harms against women and minorities. We achieve this through open source research, digital investigation...Read More>>.

The Centre for Information Resilience (CIR) is an independent organisation focused on exposing human rights abuses and disinformation, with a London-based role requiring on-site presence 1–2 days weekly. The role demands UK SC clearance eligibil...Read More>>.

Type of Requisition:RegularClearance Level Must Currently Possess:Top Secret/SCIClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:...Read More>>.

JPMorganChase is seeking a Software Engineer in AMDP (AIML Data Platforms) to advance trusted market-leading technology products in a secure, scalable way. You will contribute across design, development, and production support while aligning with...Read More>>.

General Dynamics Mission Systems, Inc. is seeking a product-security engineer to lead the architecture for airborne mission systems within the GCAP programme in the UK. You will work with systems, software, and hardware teams to embed security acr...Read More>>.

About Us: ClearRoute is an engineering consultancy bridging Quality Engineering, Cloud Platforms and Developer Experience. We help enterprises reliably bring high-impact digital products to market faster, cheaper, and safer, working wi...Read More>>.

The Centre for Information Resilience (CIR) is an independent organisation dedicated to exposing human rights violations, disinformation and harms against women and minorities. We achieve this through open source research, digital investigations,...Read More>>.

Leonardo S.p.A. in Edinburgh seeks a Principal Systems Security Engineer to lead security engineering activities across the GCAP programme.You will own security work packages, guide architectures and assurance evidence, and coordinate acros...Read More>>.

Leonardo UK Ltd is seeking a security engineering leader in Edinburgh to drive defined security work packages across radar and EOIR systems. You will guide system-level security architectures, baselines and risk‑mitigation strategies aligned wit...Read More>>.

TwinStream is seeking an experienced Java Software Engineer to join our agile team, building components for a cross-domain security system. This role offers fully remote work and an opportunity to contribute across the full software development li...Read More>>.

Lockheed Martin in Ampthill, Bedfordshire, UK, is seeking an Information Security Engineer to lead security engineering, accreditation, and lifecycle assurance of classified IT systems. You will design, implement, and operate secure environments w...Read More>>.

Leonardo SpA seeks a Principal Engineer to provide technical leadership for systems security engineering across the GCAP programme. You will own security work packages, guide requirements and architectures, and mentor teams to deliver compliant, d...Read More>>.

Leonardo in Edinburgh seeks a Principal Engineer to lead systems security engineering for GCAP products. You will plan work packages, guide security architectures, and provide authoritative technical advice across engineering teams and customers....Read More>>.

ROKE in the United Kingdom is seeking an experienced software engineer with a strong AI interest to design and build secure, agentic AI solutions for national security contexts. You’ll collaborate across AI agents, software engineering, cloud, c...Read More>>.

Leonardo UK Ltd is seeking a Lead Software Engineer to steer the Information Advantage team across multiple UK sites in a hybrid role. You will code hands-on while guiding the team through design, development, integration and delivery of secure, h...Read More>>.

...Read More>>.

Addition Solutions Ltd in Knowsley is seeking an experienced IT Operations professional to monitor critical infrastructure, networks, storage and applications in a 24/7 shift environment. You will identify incidents, support secure running, train...Read More>>.

This is a chance to join a major organisation at the heart of a large-scale technology transformation, helping keep critical systems secure, resilient and running around the clock. You'll play an important role in maintaining the technology beh...Read More>>.

Secure and Recruit Ltd is seeking a Security Engineer to join its established electronic security team in the UK. This installation-heavy role focuses on 60% installation and 40% service, covering first and second fixes, servicing and fault findin...Read More>>.

Spirit IT Solutions is seeking a Network Engineer to design, implement, and support its IT network infrastructure in the Greater London area. You will ensure availability, performance, and security while collaborating with IT and development teams...Read More>>.

OC 33850Fire and Security Service and Install Engineer£28,000 - £35,000 a yearService and Install Engineer - Fire and Security - Mobile positionIt is essential for you to have the following skills to be able to Ap...Read More>>.

Tropic Biosciences is seeking an IT Engineer to oversee and enhance the IT systems, databases and infrastructure at our Norwich, UK site. Reporting to the Senior IT Manager, you will ensure our environment remains secure, efficient, and reliable....Read More>>.

Are you looking for an exciting new opportunity? Join a specialist cyber security operations partner focused solely on identifying, preventing, and responding to breaches, combining deep engineering with expert-led services to help organisa...Read More>>.

Security and Fire Systems Service Engineer Full-time, Monday to Friday - 08.00 -17.00 Greater London Fidelity, part of the Ranger FS Group is a progressive and expanding NACOSS Gold and BAFE FIRE Gold accredited Integrated S...Read More>>.

Back To Work in the East Midlands is seeking a Trainee Cyber Security Officer to support protection of critical systems, data and digital infrastructure. You will engage in security monitoring and reporting, assist with incident investigations, an...Read More>>.

At the heart of everything we do is our vision to change lives every day, and our mission to grow The National Lottery responsibly and champion its impact. We are Allwyn UK, part of the Allwyn Entertainment Group – a multi-national lotter...Read More>>.