Cyber Security Jobs

CrowdStrike · United Kingdom

Builds and operates large-scale data processing pipelines, storage systems and presentation layers for the Intelligence team, owning systems from design and prototyping through production deployment and long-term maintenance. Works autonomously on a distributed remote team, gathering requirements from analysts and choosing the technology stack, with existing Go and Python codebases to maintain and improve.

CrowdStrike · United Kingdom

Senior consultants lead front-page incident response investigations for Fortune 100 clients, conducting host and network forensics across Windows, Mac and Linux and hunting adversaries in large data sets. Work is directed by project leadership and outside counsel, producing written and verbal findings for executives, regulators and legal teams.

eFinancialCareers · London · £70,000 – £90,000 pa

Senior security architect and technical authority across a portfolio of projects, leading architecture reviews and advising on secure-by-design, cloud, network, infrastructure and application security controls. Involves threat modelling, risk and vulnerability assessments, oversight of penetration testing, mentoring practitioners and communicating risk to senior stakeholders, largely on government, defence and public-sector programmes.

Akkodis · London

Hands-on penetration testing across web, API, infrastructure and cloud engagements for a predominantly commercial client base, combined with mentoring junior consultants and producing high-quality client reports. Works closely with the Head of Penetration Testing to shape and grow the service, including pre-sales and client discussions.

Risk Ledger · London · £90,000 – £100,000 pa

Owns and matures security operations across cloud, endpoint and SaaS environments, covering detection engineering, incident response, vulnerability management and AWS/GCP security posture. Over time shifts toward security engineering and architecture, designing scalable telemetry and detection platforms and embedding secure-by-design principles with engineering teams.

Palo Alto Networks · Madrid, Spain

Designs and plans Idira privileged account security solutions for customers, coordinating with implementation, sales and product teams to ensure architectures meet standards and are executed as planned. Acts as a technical expert advising on best practices, regulatory risk and vulnerability management while managing the full customer journey and escalations.

Palo Alto Networks · London

Designs and plans Idira privileged-account security solutions for customers, coordinating with implementation, sales and product teams to ensure architectures meet standards and are executed as planned. Acts as a client-facing technical expert, advising on best practices, regulatory risk and large-scale IT systems while managing the full customer journey.

University of Exeter · Exeter · £21,805 pa

A PhD project investigating end-to-end guarantees for security systems by verifying translations between programs and the representations used by security protocols. The work centres on Isabelle/HOL, developing semantic models and compilation techniques, with zero-knowledge proof systems such as STARK-style protocols as a key application area. It spans formal methods, programming languages, cybersecurity and cryptography, with scope to shape the direction around the student's interests.

Hays Technology · Chessington

Lead the IT function across a multi-site FMCG business, assessing the existing technology estate and transitioning away from services provided by the former parent group. Own infrastructure, cloud, enterprise applications (notably D365 Business Central), cybersecurity governance and supplier relationships, while building a roadmap and developing the IT team.

VIQU IT Recruitment · Birmingham · £50,000 – £55,000 pa

Hands-on infrastructure and security role in a small IT team of three, acting as the most technical member. Around 80% of the work is project and improvement focused, covering cloud and Microsoft 365, patching, backup and recovery, identity and access, vulnerability scanning and pen tests, plus ISO 27001 controls and supplier management. Includes third-line support and deputising for the Head of IT.

FryerMiles · London · £50,000 – £55,000 pa

Supports corporate insurance renewals, claims administration and contract reviews for an international shipping business, working with brokers and regional colleagues. Reviews customer, supplier and IT agreements for liability, data protection and compliance risks, maintains trackers and helps develop contract guidance and AI-enabled review tools.

Mimecast · London · £80,000 – £120,000 pa

Hands-on engineering role embedded in the Incydr product team, working directly with customers on technical health checks, custom integrations and troubleshooting. You get full access to the codebase and deployment tooling to diagnose and ship fixes, using AI coding tools to build purpose-built scripts and integrations. Expect some travel to customer sites, with most engagement remote under a hybrid model.

University of Bristol · Bristol · £40,704 – £59,390 pa

Conducts novel academic and high-TRL research into agentic AI security assurance for autonomous network management, characterising threat landscapes, running adversarial testing, and building runtime decision validation and dynamic trust scoring. Develops automated mitigation such as rollback and agent isolation, with experimental evaluation on a partner's agentic AI platform and the JOINER national open-networks testbed.

Entrust · London

Technical owner for a portfolio of EMEA strategic accounts and US identity/workforce platform partners, split roughly 70/30. Drives API and SDK integration, product adoption, RFPs, trials and proofs of concept while mentoring solutions engineers globally and feeding market insight into the product roadmap.

Infosec · London · £85,000 – £100,000 pa

Leads complex cyber risk, technology risk and resilience engagements as a trusted advisor to CISOs, CIOs and executive stakeholders. Combines delivery leadership, client advisory and commercial responsibility, growing strategic relationships and multi-disciplinary teams while designing governance, risk and control frameworks across CAF, DORA and operational resilience programmes.