Cyber Security Jobs

eFinancialCareers · Birmingham · £60,000 pa

Hands-on security engineering role designing, implementing and managing cyber security tooling across cloud, hybrid and on-premises environments. Involves building automation for SIEM log ingestion and routing, firewall and network security management, infrastructure assessments against CIS Benchmarks, and supporting SOC monitoring and incident response. Works alongside engineering, cloud and security teams, with exposure to AI security and Infrastructure as Code.

eFinancialCareers · Cardiff · £60,000 pa

Hands-on security engineering role protecting cloud, hybrid and on-premises environments, covering tooling design, automation and control improvements. Day to day involves SIEM log ingestion and routing, firewall and network security, infrastructure assessments using CIS Benchmarks, vulnerability management and SOC incident response. Works alongside engineering and cloud teams, with exposure to IaC, CI/CD pipelines and AI security hardening.

CrowdStrike · Germany

Security researcher role on CrowdStrike Intelligence's Advanced Research Team, developing automated solutions for large-scale data collection, operating and extending honeypots, performing vulnerability research, and reproducing emerging vulnerabilities. Involves reverse engineering, Linux/Windows internals, Python tooling, and GenAI/LLM workflows, with published research on the CrowdStrike blog or at conferences.

CrowdStrike · United Kingdom

Security researcher role on CrowdStrike Intelligence's Advanced Research Team, developing automated solutions for large-scale data collection, running honeypots and Internet-wide scans, and performing vulnerability research. The position also involves reverse engineering, publishing research on the blog or at conferences, and applying GenAI/LLM workflows to security research.

Entrust · United Kingdom - Field (Onfido)

Owns test planning, coordination and execution within a cross-functional identity verification product team, covering web, mobile, backend services and ML-powered products. Builds maintainable automated test frameworks and suites, supports acceptance and exploratory testing, and mentors colleagues while improving CI/CD pipelines and release feedback loops.

Entrust · France - Field (Onfido)

Owns planning, coordinating and executing test and quality activities within a cross-functional identity verification product team, covering web, mobile, backend and ML-powered journeys. Builds maintainable automated test frameworks and suites, mentors colleagues, and leads test engineering initiatives across teams. Combines automation with exploratory testing and works with TypeScript, Ruby, Python, Playwright, Cypress, Selenium and CI/CD pipelines.

TRIA · Manchester · £550 – £650 pd

SC Penetration Tester£600 - £700 A Day Outside IR356 MonthsRemote (Occasional Manchester travel)We are looking for a security cleared penetration tester to support a public sector customer to deliver high-assurance security testing.The role offers the opportunity to work on complex...

Darktrace · Cambridge

Acts as the go-to authority in a chosen reliability specialism—observability, performance engineering, data infrastructure, security-focused SRE or network reliability—defining standards and best practices across SRE, Platform Engineering and DevSecOps. Builds tooling and automation, leads deep-dive investigations into systemic issues, and contributes to incident response and on-call rotations in a cloud-native, Kubernetes-based environment.

Sophos · United Kingdom

Owns the strategy, roadmap and execution for the Endpoint Windows Platform, translating OS and security requirements into product priorities. Partners closely with Engineering, Microsoft and cross-portfolio teams on agent architecture, performance and platform change management, and supports go-to-market enablement.

NCC Group · Cheltenham

Research new and innovative solutions to challenging client problems and assess existing client solutions to prove or disprove their security fundamentals. Contribute to team growth through knowledge sharing and mentoring, within a newly formed National Security Business Unit working on varied client projects.

NCC Group · Cheltenham

Join a growing National Security Business Unit conducting vulnerability research across short-term tactical challenges and long-term research engagements. Work alongside a team of experts with dedicated lab facilities, regular research events, and a focus on training and development. Based in Cheltenham with a possible hybrid working approach.

airbus · Bristol

Performs, interprets and reports non-destructive testing (ultrasonic, radiography, magnetic particle, dye penetrant) on manufactured and in-service metallic and composite components, including customer site visits and overnight travel. Acts as customer point of contact, maintains NDT experience records for qualification renewal, and can train toward additional certifications.

Pertemps Specialist Division · North West England · £35,000 – £45,000 pa

Deliver virtual and classroom-based IT and digital skills training to adult learners on government-funded Adult Skills Fund programmes, covering areas such as cyber security, networking, IT support, programming fundamentals and Microsoft applications. The role involves monitoring progress, developing personal development plans, coaching and employability support, and maintaining compliance records, with occasional travel to London about six days a year.

TTP · Cambridge

Consultants assess critical systems for cyber-physical vulnerabilities, combining deep hardware research, testing and reverse engineering with rapid prototyping of proof-of-concept demonstrators. Work spans niche defence and national security projects, interfacing with hardware via protocols like JTAG and UART and using test equipment such as oscilloscopes. The role is fully on-site in Cambridge labs within a flat, collaborative ~40-person consultancy.

TTP · Cambridge

Consultants assess critical systems for vulnerabilities, building proof-of-concept demonstrators that combine software, hardware and user interaction. The role spans reverse engineering, low-level programming and rapid prototyping for UK defence and national security clients, working on-site alongside around 40 scientists and engineers.