Cyber Security Jobs

• 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

• United Kingdom
• Remote
• Lead · manages people

Lead a team of three data scientists building machine learning and agentic AI systems for threat detection, malware analysis and security automation. Set technical standards, own ML roadmaps from research to production, and partner with security research, engineering and product teams while staying hands-on with Python, ML frameworks and large-scale data.

AWS · Linux

• London
• Mid-level
• Permanent

Builds and operates automation platforms that onboard threat detection, remediate security risk and accelerate incident response across every AWS account. The role spans designing loosely specified features, owning operational health through instrumentation and automation, and participating in an on-call rotation, using AWS services, Python and TypeScript at very high scale.

AWS

• Southampton
• Hybrid · 3 days in office
• £65,000 pa
• Mid-level

Operational security role monitoring alerts, investigating incidents and maintaining controls across on-prem, cloud and SaaS environments. You'll handle firewalls, VPNs, endpoint protection, vulnerability management and secure configuration, supporting audits, pen tests and NIST/NIS compliance alongside infrastructure and service delivery teams.

Microsoft Azure · Microsoft 365 · Entra ID +7

• London
• Hybrid · 1 day in office
• £600 – £700 pd
• Senior · manages people
• Contract

Lead a risk-based technical assurance programme across a global enterprise, independently assessing security control effectiveness in infrastructure, cloud, identity, applications and incident response. Manage and mentor a small team of Technical Assurance Analysts while producing board-level reporting and driving continuous controls monitoring and automated assurance.

ISO 27001 · NIST Cybersecurity Framework · NIST 800-53 +5

• Belfast
• Hybrid
• £80,000 – £100,000 pa
• Lead
• Permanent

Independent assurance voice across a sovereign AI platform's cloud estate, corporate environment and AI capability. Sets security baselines for DevOps, IT and Product Security Engineering, then verifies them through continuous monitoring and independent testing, including AI controls such as prompt injection defences and agent permissions. One of the founding roles in a scaling assurance function, working with defence and government customers.

Wiz · ISO 42001 · EU AI Act +4

• London
• Hybrid
• £80,000 – £90,000 pa
• Lead
• Permanent

Owns the CMDB and hardware/software asset lifecycle across a large international technology estate, setting standards, governance and a maturity roadmap for configuration and asset data. Works alongside other ITSM practice owners to ensure Change, Incident, Problem and Vulnerability Management rely on accurate CI data, using ServiceNow CMDB, HAM and Snow, aligned to ITIL 4 and ISO 27001.

ServiceNow · Snow · Discovery

• Solihull
• Hybrid · 3 days in office
• £80,000 – £100,000 pa
• Lead · manages people

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.

• London
• Hybrid · 3 days in office
• £450 – £460 pd
• Lead
• Contract

Act as the bridge between technical security architecture and senior business stakeholders, owning the cyber risk profile for critical Risk, Finance and Treasury domains. Embed security-by-design controls, oversee vendor and SaaS risk, lead control assessments and audits, and provide risk-based direction during major incidents. Hybrid role with three days on-site in London.

SaaS

• Birmingham
• Hybrid · 3 days in office
• £80,000 – £87,000 pa
• Lead
• Permanent

Acts as the University's authority for security architecture and protective controls, running a continuous control validation programme using breach and attack simulation, purple teaming and posture monitoring. Owns control standards and baselines, governs exceptions and drives remediation, and serves as design authority embedding secure-by-design and threat modelling into major technology change across zero trust, multi-cloud and AI.

Azure · AWS · GCP +5

• Cardiff
• Remote
• £62,000 – £72,000 pa
• Mid-level

Hands-on security engineering role focused on building and improving controls across a Microsoft-centric estate, including Defender, Sentinel, Azure and Entra ID. Involves vulnerability management, data protection with Purview, incident response support and embedding security into projects, with influence over strategy rather than pure SOC operations.

Microsoft Defender · Microsoft Sentinel · Azure +2

• London
• Hybrid · 2 days in office
• £115,000 – £125,000 pa
• Director

Own the information and cyber security agenda for an international organisation, defining strategy, policies and technical baselines across networks, cloud, identity and endpoints. A senior individual-contributor role without line management, working with infrastructure, technology and external providers to drive vulnerability management, monitoring, incident response and security architecture. Requires hands-on technical depth plus the ability to influence senior stakeholders.

Microsoft Azure · Microsoft 365 · Google Enterprise +3

• Thame
• Remote
• £600 – £850 pd
• Senior
• Contract · Part time

Part-time consultant guiding a client's migration from traditional data centres to AWS, acting as an escalation point and mentor for a small team of engineers. Works closely with the CISO on security reviews and strategy, applying SIEM, EDR and vulnerability management skills. Mostly remote with occasional in-person catch-ups.

AWS · SentinelOne · Microsoft Security +1

• London
• Permanent

Join a Security Operations Centre to build detections for suspicious and malicious behaviour, respond to security incidents, and engineer automation and AI-driven solutions that improve team efficiency. You'll collaborate with data scientists, software engineers and security experts to protect AWS infrastructure and UK customers at massive scale.

AWS

• Milton Keynes
• Hybrid · 3 days in office
• £58,000 pa
• Mid-level · manages people
• Temporary

Lead a multi-disciplined team covering quality, health & safety, environment, information security and regulatory compliance at a top 10 global life science business. Own the ISO 9001 and ISO 14001 management systems, run risk-based internal and external audit programmes, and use quality data and KPIs to shape strategy, presenting to senior leadership. An 18-month fixed term contract covering maternity leave.

ISO 9001 · ISO 14001 · ISO 13485 +7