Cyber Security Jobs

• London
• Mid-level
• Permanent

Hands-on security engineering role securing production AI systems deployed inside enterprise customer environments. You conduct design and code reviews, threat modeling and penetration testing for agentic workflows and RAG pipelines, and build security automation such as scanning tools, CI/CD gates and guardrail testing scripts. Work alongside FDE delivery pods, with up to 25% travel.

AWS · Amazon Bedrock · RAG +1

• Newcastle upon Tyne
• Hybrid
• £48,337 – £57,666 pa
• Lead
• Permanent

Senior technical lead role owning an estate of around 80 applications and 60 services across Windows, Linux/UNIX, Azure and SaaS, from building management systems to teaching and learning services. Combines hands-on support, database management, major incident oversight, root cause analysis and business analysis, while deputising for the Application Support Manager and mentoring the team.

Windows · Linux · UNIX +5

• United Kingdom
• Junior

Supports the delivery of security architecture and cyber security services across Defence and Government projects, including security assessments, risk analysis, threat identification and security documentation. Works alongside experienced Security Architects and technical specialists on areas such as Identity & Access Management, Security Testing, Privacy and Cloud Security, and requires SC Clearance.

AWS · Azure · Google Cloud +7

• London
• Mid-level
• Permanent

Conduct application security reviews, secure architecture design and threat modeling across Amazon's products and services. Deliver security training, guidance documentation and metrics to internal development teams, with a strong emphasis on cloud computing and ownership.

AWS

• 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

• London
• Hybrid
• £100,000 – £118,000 pa
• Senior
• Permanent

Lead cybersecurity advisory engagements for a global IT consultancy, covering risk assessments, maturity reviews, strategy and transformation roadmaps. Advise CISOs and CTOs, embed security into cloud and digital transformation programmes, and support bids and business development while mentoring junior consultants.

• London
• Hybrid · 3 days in office
• Lead
• Contract

Oversees cyber assurance across multiple domains or tribes, embedding security by design and ensuring controls meet risk appetite. Works with Digital Delivery leadership, the Cyber Team and the Cyber Security Office, advising on risk, policy and regulatory requirements. Requires threat and risk assessment across varied technology stacks and senior stakeholder influence.

CISSP · ISO 27001 · SANS GIAC +5

• 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

• 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.

• United Kingdom
• Remote
• Senior

Owns the strategy, roadmap and execution for the Endpoint Windows Platform, translating OS and security requirements into product priorities. Partners closely with Engineering, Microsoft and cross-portfolio teams on agent architecture, performance and platform change management, and supports go-to-market enablement.

Microsoft · Windows · Sophos Endpoint +6

• Warwick
• Remote
• £70,000 – £85,000 pa
• Senior

Drive secure-by-design and DevSecOps practices across the SDLC, integrating security controls into CI/CD pipelines and managing SAST, DAST, SCA and IAST tooling including Checkmarx. Act as a subject matter expert advising Development, DevOps and Platform Engineering teams in a complex enterprise environment, with a remote-first pattern and occasional Midlands office visits.

Checkmarx · Prisma Cloud · Cortex +3

• Royston
• £58,000 – £60,000 pa
• Mid-level

Owns AI security initiatives within a Cyber Security and Compliance team, evaluating and integrating AI security tooling and mitigating AI-specific threats such as prompt injection, data leakage and model poisoning. Also builds AI-driven solutions for threat detection, vulnerability management and incident response, and runs threat modelling and adversarial testing of AI systems.

Python · OWASP Top 10 for LLM Applications · MITRE ATLAS +1

• Sunbury-on-Thames
• Lead · manages people

Senior leadership role accountable for the strategy, engineering, delivery and operational performance of a global SAP platform estate spanning on-premises, private cloud, public cloud and SaaS. Combines hands-on SAP Basis and architecture work across S/4HANA, RISE, BTP and Joule with portfolio ownership, people leadership, financial stewardship, supplier management and risk governance, deputising for the Principal Engineer.

SAP · SAP S/4HANA · SAP HANA +7

• Dublin, Ireland
• Hybrid
• Senior · manages people
• Permanent

Lead a small defensive security team accountable for detection, investigation and response across cloud, endpoint, identity and SaaS estates, while managing an outsourced monitoring partner and driving measurable improvement. The role owns serious incident response, detection tuning and a plan for AI and automation in the SOC, working alongside a separate leader focused on engineering and architecture.

Microsoft

• United Kingdom
• Remote
• Senior · manages people

Lead applied research applying LLMs, deep learning and other modern AI techniques to cybersecurity, architecting research strategy and shaping GenAI model architectures, training and deployment. Build production AI systems at massive scale while mentoring scientists and aligning technical strategy with senior leadership.

CrowdStrike