Cyber Security Jobs

• Bristol
• Hybrid · 2 days in office
• £80,000 pa
• Director

Lead the UK information security strategy for a large healthcare provider, owning IT risk, governance and compliance across the business. The role involves running risk registers, maintaining an ISO 27001-aligned ISMS, leading internal and external audits, overseeing supplier risk assessments and directing incident response, reporting to the UK CIO and working with the Group CISO.

ISO 27001 · NIST · Cyber Essentials +1

• Bristol
• Hybrid · 2 days in office
• £80,000 pa
• Director · manages people
• Permanent

Lead the UK information security strategy for a healthcare provider, owning governance, risk and compliance across systems and data. You'll develop the ISMS to ISO 27001, NIST, Cyber Essentials and GDPR standards, run internal and external audits, manage third-party supplier risk and lead incident response, reporting to the UK CIO and working with the Group CISO.

ISO 27001 · NIST · Cyber Essentials +1

• Manchester
• Hybrid
• £50,000 – £55,000 pa
• Senior

Hands-on infrastructure engineering role maintaining, securing and improving a UK and international company's IT estate, reporting to the Head of IT. Covers Windows Server, Active Directory, Hyper-V, Microsoft 365/Azure hybrid environments, networking, Sophos firewalls, cybersecurity and PowerShell automation, plus delivering server migrations and upgrades rather than service desk work.

Windows Server · Active Directory · Group Policy +11

• London
• Mid-level

Own the full software development lifecycle for distributed systems supporting threat disruption and legal response, building data pipelines that collect and expose threat intelligence for analysts and customers. Work primarily in Golang and TypeScript with Rust, Kafka, Redis, Kubernetes, Terraform and Postgres, collaborating with Threat Intelligence, Trust & Safety, Legal and Product teams, plus on-call rotations and mentoring.

Golang · TypeScript · Rust +7

• Sheffield
• £55,000 – £60,000 pa
• Senior

Senior escalation point for complex technical issues, leading infrastructure and cloud project delivery for clients and internal systems. Runs discovery workshops, produces designs and statements of work, and acts as technical lead on Priority 1 incidents, while mentoring engineers and setting technical standards.

Microsoft 365 · Azure · Entra ID +7

• Coventry
• Hybrid
• £55,000 – £65,000 pa
• Senior · manages people
• Permanent

Hands-on leadership of an IT infrastructure estate covering networks, servers, storage, virtualisation, cloud and workplace technologies, while managing a skilled infrastructure team and key supplier relationships. Balances strategy, roadmap and budget ownership with operational accountability for availability, resilience, security and major incident response. Hybrid working from Coventry, with governance across Azure, VMware, Hyper-V, Cisco, Fortinet and ITIL-based service management.

Cisco · Fortinet · HP Servers & Storage +7

• Bristol
• Hybrid · 3 days in office
• £50,000 – £60,000 pa
• Senior

Hands-on senior role taking operational ownership of a corporate IT estate, managing cloud services, Microsoft 365, Entra ID, networking, endpoint security and automation. Involves leading complex incident resolution, patching, backups and business continuity while mentoring colleagues and working with suppliers alongside the IT Technical Lead.

Microsoft 365 · Entra ID · Intune +7

• Malmesbury
• On-site
• £130,000 – £140,000 pa
• Director · manages people

A senior leadership role reporting to the CFO, owning the strategic and operational direction of the IT function across a diverse private group. The remit spans technology strategy, AI and emerging tech adoption, data governance, cybersecurity, cloud, infrastructure and service delivery, plus budget, supplier and team leadership. It is distinct for its board-level influence and mandate to define a new technology roadmap rather than inherit one.

• London
• Mid-level

Acts as primary technical responder for premium enterprise customers, autonomously investigating complex threat telemetry and handling live incident response for volumetric DDoS and application-layer attacks. Implements mitigation across OSI Layers 3, 4 and 7 using Cloudflare's security suite, performs packet and traffic flow analysis, and advises customers during active incidents. Requires 24x7 rotating shifts.

Cloudflare · Magic Transit · Magic Firewall +7

• London
• Senior · manages people

Lead the Threat Application Services team within Cloudforce One, owning the Threat Events platform, external Threat Intel APIs, and backend systems that feed IOCs into WAF and Gateway for automated mitigation. Set architectural direction and operational excellence for distributed, high-latency-sensitive services, while hiring and mentoring engineers building agentic threat intelligence tools.

Cloudflare Workers · SQLite · D1 +4

• Reading
• £86,000 – £87,000 pa
• Lead

Develops and implements automated control testing and continuous monitoring across IT, OT and business functions, identifying automation opportunities and improving control testing processes. Builds automation workflows using Python, PowerShell, RPA or audit automation tools, reviews results, escalates control deficiencies and maintains documentation. Works with technical teams, control owners and stakeholders to support risk, compliance and cybersecurity objectives.

Python · PowerShell · RPA +6

• Guildford
• Mid-level

Owns cybersecurity and information assurance workstreams, including certification assurance for ISO 27001, CE+ and DCC, Secure by Design reviews of infrastructure, cloud and application designs, and coordination of ITHCs, penetration testing and vulnerability remediation. Also manages supplier security compliance, Security Aspect Letters, spacecraft space licensing security, project security budgets and incident response duties within a defence programme context.

ISO 27001 · NIST SP 800-53 · CE+ +6

• Remote
• Hybrid
• Senior

Own OT cybersecurity architecture end to end, from discovery and requirements through high-level and detailed design, technical assurance, implementation support and acceptance. Lead client workshops and make design decisions while staying close to delivery, working with critical national infrastructure clients in energy, water, manufacturing and rail. Requires active SC clearance and national client travel.

• Ireland
• Remote
• Senior

Security researcher role on CrowdStrike Intelligence's Advanced Research Team, developing automated solutions for large-scale data collection, running Internet-wide scans, operating and extending honeypots, and performing vulnerability research. Involves reverse engineering, patch analysis, and publishing research on the company blog or at conferences, alongside ad-hoc technical support for other intelligence teams.

CrowdStrike · Android · iOS +3

• Romania
• Remote
• Senior

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. The position also involves publishing research on the blog or at conferences and building GenAI/LLM workflows to support analysis and security research.

CrowdStrike · Python · Android +4