Cyber Security Jobs

Darktrace · London

Owns the end-to-end roadmap for Darktrace's Network Detection and Response product, deciding what gets built and in what order. Works directly with customers running complex zero-trust, cloud-connected and segmented estates, translating their needs into product decisions alongside R&D and Product Marketing. Acts as the internal subject matter expert for the NDR portfolio, with a hybrid working pattern based in London.

Darktrace · Cambridge

Partners with developers and product teams to embed quality from the start, designing and maintaining automated test frameworks across API, UI, integration and regression layers. Builds scalable suites into CI/CD pipelines, drives shift-left testing, and contributes to test strategy, code reviews and architecture discussions.

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.

eFinancialCareers · Glasgow · £60,000 pa

Hands-on security engineering role protecting cloud, hybrid and on-premises environments, covering SIEM log ingestion and automation, firewall and network security, and infrastructure assessments using CIS Benchmarks. The engineer also supports vulnerability management, endpoint security, IDS/IPS and SOC incident response, applying security to CI/CD pipelines and Infrastructure as Code.

William Scott Consulting Ltd · Gerrards Cross · £115,000 – £125,000 pa

Owns and matures a group information security and cyber operations function, developing the strategy and roadmap across incident management, risk, governance, compliance, resilience and assurance. Leads MDR/XDR, monitoring, threat detection and vulnerability management, sits on the IT Senior Leadership Team, and drives the function from around Maturity Level 2 to Level 4.

Oscar Technology · London · £60,000 – £65,000 pa

Hands-on penetration tester owning engagements end to end across web applications, infrastructure, cloud platforms and APIs, from scoping through testing, reporting and client debriefs. Works alongside experienced testers, contributing to methodologies and tooling, with scope to develop in AI security assessments, assumed breach and red teaming.

Bridewell · London

Deliver complex cyber security projects for critical national infrastructure clients, acting as a client-facing consultant who articulates and sells Bridewell's propositions to senior stakeholders. Requires broad security expertise and relationship management at a senior level.

Immersive · United Kingdom

Designs, builds and tests cloud security labs, challenges and gamified learning content covering AWS, Azure and GCP, working with the Principal Cloud Security Engineer and the wider Product and Content teams. Involves researching cloud SIEMs, Kubernetes, CSPM and Terraform to create realistic attack and defence simulations for security professionals.

Bridewell · London

Lead and deliver OT cyber security consulting for critical national infrastructure clients, combining hands-on client-facing work with team leadership. You will build senior internal and external relationships, ensure high-quality delivery, identify new opportunities and shape service-based solutions to drive revenue growth across your service areas.

Adecco · Warwick · £65,000 – £75,000 pa

Hands-on role securing enterprise cloud environments across Azure and GCP, covering vulnerability remediation, cloud security tooling, Microsoft Defender, Conditional Access and identity controls. Works with infrastructure and engineering teams to embed best practice, support governance and compliance, and contribute to incident response, with remote on-call expected within six months.

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.

Defence Equipment & Support · Bristol

A cyber security role aligned to the Government Security Profession Framework's Cyber Security Risk Manager function. The post holder identifies, understands and mitigates cyber-related risks, providing delivery teams with tailored advice, guidance and direct support so they can make well-informed, risk-based decisions grounded in realistic threat events and likelihoods in the operating environment.

Copello · London · £70 – £85 pd

Lead cloud security assurance from initial assessment through to approval, assessing services against NCSC Cloud Security Principles and MOD standards. Oversee compliance, audits and third-party access while advising project teams on secure configuration and risk mitigation. Supports Defence Cyber Certification, ISO 27001 and MOD security audits, presenting findings to senior governance stakeholders.

CSC Recruitment Ltd · London · £50,000 – £70,000 pa

Owns and develops the organisation's information security and cyber security strategy, covering policy, risk assessment, incident response and compliance with ISO 27001, Cyber Essentials and UK GDPR. Works across technical and non-technical stakeholders, runs audits and awareness training, and reports security risk and performance to senior leadership.