Cyber Security Jobs

• United Kingdom
• Remote
• Senior · manages people

Monitors and performs in-depth analysis of security alerts across Windows, Mac and Linux, handling incidents end to end including malware analysis and remote remediation. Acts as technical escalation point and mentor for junior analysts while improving detection and triage processes in a virtual security operations centre.

CrowdStrike · Windows · Mac +10

• London
• Hybrid
• Senior

Designs, implements and operates a global multi-vendor, multi-cloud and hybrid data center network, covering subnetting, VPC peering, direct connects and hub-spoke topologies. Builds IaC and automation tooling (Ansible, Terraform, Python, Go) in CI/CD pipelines and handles complex production troubleshooting plus on-call rotations.

Ansible · Terraform · Python +7

• Cambridge
• Lead

Hands-on technical leadership role maintaining and evolving the Workday integration ecosystem across HR and Finance, reporting to the Digital Transformation Lead. You will design, build and support integrations using Workday Studio, EIB, web services and APIs, govern the Workday security model, and develop reporting and analytics, while balancing project delivery with operational support.

Workday · Workday Studio · Enterprise Interface Builder +7

• London
• Mid-level

Deploy, integrate and optimise AI-driven cybersecurity across network, cloud, OT and email environments for post-sales customers. Handle deployment projects to SLOs, resolve support tickets and act as a trusted advisor on security infrastructure design, liaising with sales, customer success and operations.

AWS · Microsoft · Cisco +2

• London
• Hybrid · 2–3 days in office
• £55,000 – £65,000 pa
• Senior

Owns the entire IT estate for a cybersecurity SaaS company, covering identity and access management, macOS device management, SaaS administration and end-to-end joiners, movers and leavers. An engineering-led role focused on automation, AI enablement and security controls that support SOC 2, ISO 27001 and Cyber Essentials Plus audits, working alongside the Director of Information Security and a Senior SecOps Engineer.

macOS · MDM · SSO +6

• London
• Hybrid · 2 days in office
• £75,000 – £125,000 pa
• Director

A senior, hands-on individual-contributor role setting information security direction for an international organisation, reporting to the Global Head of Technology. You will define standards and proportionate controls, challenge network, infrastructure and cloud configurations, and provide oversight of vulnerability management, monitoring and incident response, with no security team to manage.

Microsoft 365 · Azure · NIST CSF +3

• London
• Remote
• £28,000 – £40,000 pa
• Entry level

A training programme combining accredited CompTIA online courses, practice labs and exams with a guaranteed IT Technician placement, followed by further cybersecurity training. Study is self-paced from home with tutor and mentor support, and the second phase covers Security+ and optional ethical hacking courses.

CompTIA A+ · CompTIA Network+ · CompTIA Security+ +2

• Stevenage
• On-site
• £70 – £75 ph
• Mid-level
• Contract

Day-to-day BAU support, administration and configuration management across Windows infrastructure and workplace environments, including patching, change implementation and asset documentation. Acts as Tier 2/Tier 3 escalation for complex Windows issues, handling incident response, root cause analysis, monitoring, backups and security compliance. Requires active DV clearance and 100% onsite work in a highly secure, restricted environment.

Windows Server · Windows · VDI +1

• Aberdeen
• Hybrid
• £650 – £720 pd
• Senior
• Contract

Lead and coordinate cybersecurity assessments, risk remediation and control improvements across Operational Technology environments, translating security gaps into practical remediation plans. Work with OT/ICS engineers, IT, technical authorities and third-party suppliers to strengthen critical operational systems, covering asset inventories, privileged access, network segmentation, monitoring and incident response.

SIEM · NIST Cybersecurity Framework · ISO 27001

• Abingdon
• £37,000 – £45,000 pa
• Mid-level

Hands-on security operations role within an MSP, monitoring and investigating alerts across Microsoft 365, Sophos and other platforms for both internal and client environments. Acts as a technical escalation point for the Service Desk and Infrastructure teams, covering incident response, vulnerability and patch management, tenant hardening and remediation tracking.

Microsoft 365 · Sophos · Microsoft Defender +3

• Birmingham
• Hybrid
• £35,000 – £50,000 pa
• Senior

A newly created role at the heart of service delivery for a growing managed services team, focused on improving automation, security, monitoring, patch management and endpoint management across a diverse customer base. The engineer leads development of service standards and tooling, builds PowerShell and API automation, manages RMM platforms, and acts as senior escalation point for infrastructure, endpoint, security, networking and backup issues, working closely with projects, support and service delivery teams.

Microsoft 365 · Windows Server · Entra ID +6

• London
• Remote
• £30,000 – £40,000 pa
• Entry level

A career-change training programme combining online CompTIA A+, Network+ and Security+ study with practical labs and tutor support, aimed at people with no prior IT experience. It prepares candidates for an initial IT Technician role, with recruitment and placement support and possible further CEH or CND training.

CompTIA A+ · CompTIA Network+ · CompTIA Security+ +2

• United Kingdom
• Remote
• Senior

Provide advanced technical support for Cortex XSIAM customers, triaging issues via ticketing, phone and remote sessions, and performing application- and OS-level troubleshooting. Work with developers to reproduce faults and implement permanent fixes, and with technical account managers to mitigate risks in customer environments.

Cortex XSIAM · Kubernetes · GCP +10

• London
• Remote
• Senior

Senior technical product engineer role advising partners, customers and internal teams on cloud-native security, Cortex capabilities and SOC automation. Involves cross-functional projects, product roadmap feedback, and building playbooks and integrations across AWS, Azure and GCP.

AWS · Azure · GCP +3

• London
• Hybrid · 2–3 days in office
• £100,000 – £110,000 pa
• Director · manages people

Leads a five-person information security and governance function within a government body's compliance team, owning the information management system and its audit cycle. Ensures compliance with ISO 27001, Cyber Essentials (Plus), NIST and GovAssure, covering control documentation, third-party risk and security awareness. Hybrid role with two to three days a week in the South London office.

ISO 27001 · Cyber Essentials · Cyber Essentials Plus +2