Security Cleared Firmware Engineer - DSP Engineer - Cambridge - Spin-Out CompanyA new Spin-Out company, based in Cambridge, providing product development for Security Cleared sectors, is currently looking for an experienced Firmware...Read More>>.

Valarian Technologies in London is seeking a senior backend engineer with strong Go experience to design, build, and operate backend services and platform components for our Kubernetes-based Acra platform.You will own services end-to-end, f...Read More>>.

Shield AI is seeking an experienced DevSecOps professional to design, build, and operate secure development and deployment infrastructure for autonomy programs in the UK. You will implement automated security controls across CI/CD and ensure Secur...Read More>>.

MASUK Senior Software Engineer - Securities Lending Platform MASUK Senior Software Engineer - Securities Lending Platform Location : London Experience : Senior Role We're looking...Read More>>.

nCipher Security, an Entrust Datacard company, is expanding its hardware engineering team at the Cambridge Office. The role focuses on design, implementation, testing and review of secure hardware platforms and HSM-related subsystems.You wi...Read More>>.

CGI in the United Kingdom is seeking a DevOps Engineer to join the Secure Innovation & Advisory team within the Space, Defence and Intelligence business unit. You will design, implement and operate secure cloud environments and CI/CD pipelines for...Read More>>.

Forward Role is assisting a trusted supplier in recruiting a Cyber Software Engineer – National Security. The role is based in Gloucester or Manchester with SC/DV clearance or eligibility, focusing on secure, OS-level systems for national securi...Read More>>.

iO Associates is seeking a Senior Cloud Engineer to provide technical leadership across secure, scalable cloud infrastructure in a defence-focused environment. You will blend hands-on cloud engineering with automation, DevSecOps, cost optimisation...Read More>>.

Union Maritime Ltd. is seeking a Microsoft DevOps Engineer to design, implement, and support secure, resilient Azure platforms.You will own CI/CD pipelines, Infrastructure as Code and cloud operations, collaborating with infra, security, ap...Read More>>.

Moore Kingston Smith is seeking a senior Cyber Security Architect & Engineering Lead to shape and strengthen security architecture within our IT Infrastructure team in London. You will translate security strategy into secure designs, prototype and...Read More>>.

Anson McCade is seeking an experienced AWS Cloud Engineer to join a leading technology and national security organisation. You will design, develop, deploy and maintain cloud-based applications and services in an autonomous DevOps environment, con...Read More>>.

Sopra Steria is seeking a hands-on Team Lead to guide DevOps delivery for our Aerospace, Defence and Security account in the UK. You will lead a multi-supplier team, shape technical direction and ensure outcomes align with customer methodologies....Read More>>.

Logiq is seeking an IT Infrastructure Engineer within the Bespoke Secure Solutions team. You will design, build and test infrastructure components, collaborating with architects, engineers and service teams to deliver secure, well-documented solut...Read More>>.

Methods is a £100M+ IT Services Consultancy partnering with UK central government to transform public sector delivery through secure, people-centred technology solutions. We design and implement secure hybrid on-premise and cloud infrastructure,...Read More>>.

ARM in Reading is seeking a Software Project Engineer to support the technical delivery of Software Factory projects. You will be the key technical interface between engineering teams and Delivery Management, coordinating technical activities, man...Read More>>.

Grid Dynamics seeks an experienced Java Developer to join a high-performing engineering team delivering critical technology solutions within a global investment banking environment. You will build secure, scalable production-grade applications usi...Read More>>.

Motion Applied are seeking a Platform Engineer to guide and foster innovation by developing the CI platform for leading-edge products. You will work with cross-functional teams to build secure, scalable, and standardised infrastructure and interna...Read More>>.

CGI is seeking a Senior Software Engineer specialising in Identity and Access Management (IAM) to shape secure digital services across web, mobile and API platforms. You will own the design and delivery of modern authentication and authorisation s...Read More>>.

Ocho People is seeking an Agentic AI Platform Engineer to build and maintain a secure AWS-based platform used for enterprise AI products. You will drive ideas from design to production, ensuring reliability and cost efficiency while shaping the pl...Read More>>.

SiXworks is seeking a Platform Engineer to deploy new solutions in challenging environments and to enhance existing platforms. The role emphasizes reliability, security, and speed of delivery, with opportunities to work across cloud (AWS) and on-p...Read More>>.

HCLTech is seeking a highly skilled GCP DevSecOps Engineer to design, implement, and secure cloud-native infrastructure and deployment pipelines on Google Cloud Platform. You will integrate security throughout the software development lifecycle wh...Read More>>.

Anthropic in the United Kingdom invites experienced backend/platform engineers to lead scalable distributed systems and infrastructure. You will own architecture decisions and drive multi-month projects, partnering with research to productize capa...Read More>>.

Forward Role is seeking Infrastructure & DevOps Engineers (eDV) to join a national security-focused engineering team. The role emphasizes strong Linux infrastructure, automation, cloud platforms, and secure engineering practices within secure-site...Read More>>.

Ultra Intelligence & Communications in the UK Cyber (UK) Business seeks a senior Project/Systems Engineer to lead IV&V activities across hardware, software and firmware systems, ensuring system requirements translate into secure, demonstrable evid...Read More>>.

Bulb Resourcing is seeking an experienced eDV Cleared DevOps Engineer to join a UK public sector digital transformation consultancy. You will drive end-to-end automation, build infrastructure as code, and enable secure, scalable service delivery a...Read More>>.

Vital Energi in Blackburn is seeking a Senior IT Infrastructure Engineer to design, implement, and maintain robust IT systems across the business. You will ensure high availability, security, and performance while supporting day-to-day operations...Read More>>.

Amey is seeking an Infrastructure Technician/Engineer to join a high-profile UK Central Government contract in Whitehall, London. You will help maintain a secure Windows environment, support the physical network, and collaborate with senior engine...Read More>>.

Searchability is seeking several Senior React Developers to join their consultancy footprint. You will work on frontend solutions using React, Next.js, and TypeScript, delivering scalable components and robust UI patterns across multiple client en...Read More>>.

Carbon60 is seeking an experienced Network Engineer to join an established Network Operations team on a 12-month contract in Stevenage, with occasional support across Bolton and Bristol. The role focuses on maintaining and enhancing enterprise net...Read More>>.

Aave Labs is seeking a Principal Backend Engineer to lead the Push engineering team, overseeing on-ramp/off-ramp systems and regulatory compliance controls. You will drive architectural direction, ensure security and resilience, and mentor a high-...Read More>>.

Hexwired Recruitment Limited is seeking C++ Developers at graduate and senior levels to work on advanced, security-focused systems. The role involves developing C++ applications for signal and image processing within a high-assurance Linux environ...Read More>>.

SF Partners in the United Kingdom is seeking a Network Engineer with active DV clearance to join a highly secure government/defence project. The role focuses on installing, configuring and supporting network infrastructure across multiple sites, w...Read More>>.

Airbus Defence and Space Limited in Portsmouth is seeking a Systems Engineer with Radiation and Nuclear Hardening experience to work on MOD/SATCOM projects. You will contribute to end-to-end design and validation, ensuring robust performance in ha...Read More>>.

National Physical Laboratory (NPL) is seeking an AI Engineer for UK Telecoms Lab (UKTL) to develop, deploy, and secure AI capabilities across research, engineering and operations. The role involves building scalable AI platforms, managing GPU reso...Read More>>.

Yapily is looking for a Senior DevSecOps Engineer to embed security across the SDLC for a high-availability, multi-tenant platform on GCP and Kubernetes. You will automate compliance, harden cloud and CI/CD practices, and enable safe, scalable dep...Read More>>.

QinetiQ in London is seeking a Senior Cloud Engineer to deliver secure AWS-based cloud environments for critical national security programmes. You will design, build and support infrastructure, automate deployments with Terraform and help migrate...Read More>>.

Ultra Intelligence & Communications Cyber (UK) Business in the UK seeks a seasoned Project/Systems Engineer to lead IV&V across hardware, software and firmware, ensuring traceability from requirements to delivery. You will mentor a team of enginee...Read More>>.

SiXworks in the United Kingdom is seeking a DevSecOps Engineer to design, build, and deliver secure digital solutions for Defence and National Security missions. You will work with engineers, architects and delivery specialists to automate deploym...Read More>>.

Engine by Starling is seeking a Senior Infrastructure Engineer to design, build and run cloud foundations for a global, cloud-native banking platform. You will own scalable GCP infrastructure, ensure reliability, cost control, and security-by-desi...Read More>>.

Graphnet Health is seeking a hands-on Azure DevSecOps Engineer to balance DevOps and security engineering. The role focuses on strengthening secure software delivery, cloud security posture and operational resilience within a UK-based environment....Read More>>.

CGI’s Space, Defence and Intelligence business unit seeks an experienced Cloud Engineer to join a cross‑functional team delivering secure, mission‑critical software for government clients. The role is on site five days a week due to the sens...Read More>>.

Hackajob Ltd, in partnership with DXC Technology, seeks an LTIS Gamecock Barracks Engineer for a client site in Warwickshire. The role requires SC clearance, strong customer service ethos and hands-on IT infrastructure delivery in a secure environ...Read More>>.

CGI is seeking an AI Developer/Engineer to design, build and deploy AI-enabled applications for Space, Defence and Intelligence. You will develop ML models, including LLMs, and integrate AI capabilities into secure systems, collaborating with mult...Read More>>.

GCS Recruitment seeks an experienced Senior DevSecOps Engineer to own and evolve our Jenkins Shared Library powering multi-language builds (Java/Maven, Node/NPM, Python, Helm, Terraform). You will deliver fast, secure pipelines with provenance-ric...Read More>>.

LA International is seeking an SC/DV Cleared Applications Engineer to work on-site in the South West (c. 2-3 days per week) with some work-from-home, under a contract running until March 2028. The role requires SC clearance, with DV preferred....Read More>>.

SiXworks is seeking an Infrastructure Engineer to design and implement secure digital solutions in highly secure environments in Bristol. You will work with Cisco Nexus, NetApp ONTAP, Hyper-V, VMware Cloud Foundation, and HSM/KMS to enable safe, f...Read More>>.

Frontier Resourcing, on behalf of a leading defence technology organisation, is seeking a Senior Infrastructure Engineer for a permanent, onsite role in Gloucester. You will design, deploy and support secure infrastructure across complex programme...Read More>>.

Northumbria University partners with LMUK Ltd Space to deliver advanced ground segment systems for UK MoD satellites. This role involves translating customer requirements into integrated hardware and software solutions across the full lifecycle....Read More>>.

QinetiQ Limited at RAF Waddington in Lincolnshire seeks a Senior IT Infrastructure Engineer to maintain and enhance enterprise IT networks and secure systems that support operational capability.You will administer Windows infrastructure, Ci...Read More>>.

Hubbado is seeking an experienced software developer to help build a security insights plugin for our clients' existing network automation platform. The role focuses on API development, backend schema design, and processing firewall rule data, wit...Read More>>.