Cyber Security Jobs

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.

Darktrace · Cambridge

Lead the strategy, roadmap and execution of Darktrace's interactive demo estate, shaping how products are showcased to prospects, customers and internal teams. Manage a small team of technical content specialists while partnering with Product, Marketing, Enablement and Sales Engineering to evolve demos from on-rails walkthroughs into live sandbox environments.

Bridewell · London

Deliver OT cyber security consulting services to essential-service operators, leading complex client projects and maintaining senior-level relationships. The role sits within a specialist OT security team, combining hands-on cyber security and operational technology expertise with a client-facing, empathic approach to customer conversations.

4Square Recruitment Ltd · London · £40,000 – £50,000 pa

Build and maintain secure web applications for a cyber security consultancy, working across the stack with React on the front end and Node.js REST APIs on the back end. The role emphasises secure development practices, OWASP principles and vulnerability remediation, with ownership of features and input into technical decisions.

Ex-Mil Recruitment Ltd · Southampton · £75,000 – £85,000 pa

Principal-level technical security lead on a high-assurance UK defence programme moving from MVP towards operational capability. The role covers secure-by-design architecture, cross-domain information exchange, cyber risk and assurance, IAM, cryptography, cloud and network security, working with solution architects, DevOps and assurance teams. Distinct for its defence focus and ex-military requirement.

QinetiQ · Malvern, England, United Kingdom · £69,975 – £77,750 pa

Deliver cyber security consultancy by leading the design and development of secure technical system and solution architectures across a range of technologies and environments. Work in partnership with clients to drive security outcomes, develop security plans, policies and processes, and advise on security-related technology selection. Collaborate with other architect disciplines, mentor staff, and shape security architectural solutions that meet governance and regulatory requirements.

Kingdom People · Birmingham

Security Architect role focused on embedding secure-by-design, Zero Trust and IAM across complex, high-assurance systems spanning cloud, networks, applications and data platforms. Involves technical assurance, cryptography, monitoring and pre-sales support, working with solution architects, engineers and customer security stakeholders. Requires current or recently lapsed SC clearance.

Adecco · London · £600 – £750 pd

Senior advisory role providing expert leadership on cyber risk management, security assurance and governance across large-scale public sector technology programmes. Involves assessing risks, reviewing technical designs and architectures, and embedding secure-by-design principles into cloud and digital transformation work while influencing senior stakeholders.

Copello · Solihull · £80,000 – £100,000 pa

Leads physical security, secure data centre operations, personnel security and facilities management across a security-sensitive estate, heading a small team of security and estates professionals. Involves security design, access control, risk assessments, incident investigations, contractor and building project oversight, plus occasional out-of-hours incident response. Requires DV clearance or eligibility and at least three days per week on site.

TXP · London · £750 – £751 pd

Lead cyber and information security risk assessments and assurance across major government digital, cloud and SaaS transformation programmes. Produce formal risk assessments and treatment plans aligned to business risk appetite, provide NCSC Cloud Security Principles assurance, and promote Secure by Design. Also advises on security architecture, engages senior stakeholders and mentors digital teams.

Local Pensions Partnership · Preston · £45,000 – £50,000 pa

Lead the governance, assessment and assurance of information security risk across a pension administration organisation, working within Risk & Governance. Provide specialist advice and challenge on controls, third-party assurance, incidents and resilience, and own the ISO 27001 reaccreditation process. Translate complex technical issues into clear business risks for senior leaders and governance forums.

Tank Recruitment · United Kingdom · £80,000 – £90,000 pa

Designs and reviews security architectures across cyber, cloud and enterprise environments for defence customers, acting as a trusted technical adviser. Develops secure AWS or Azure cloud architectures, produces assurance documentation and designs, and travels to customer sites to engage stakeholders. Requires live SC clearance and CISSP, with a genuine voice in shaping the consultancy's security offering.

Sizewell C · Leiston · £80,000 pa

Lead the design and governance of secure technology solutions across a highly regulated, safety-critical nuclear energy project. Define security standards, assess risk and embed security into cloud, infrastructure, applications and operational technology, working with Cyber Security, Enterprise Architecture, Engineering and third-party suppliers.

Safran · Wolverhampton

Lead information security across multiple UK sites for a defence and aerospace manufacturer, owning accreditation, compliance and incident response. Act as the key security point of contact within a global matrix, driving frameworks such as NCSC CAF, ITAR and export control, and supporting secure-by-design across IT, engineering and industrial teams. Requires regular UK and international travel.