Cyber Security Jobs

CrowdStrike · Ireland

Leads a team of three data scientists at the intersection of machine learning, big data and cybersecurity, setting technical standards and strategy for threat detection and agentic AI systems. Drives ML projects from research through production deployment, partnering with security research, engineering and product teams, while mentoring staff and contributing hands-on technical work.

CrowdStrike · Boston, United States · £140,000 – £215,000 pa

Lead a team of engineers building self-service infrastructure-as-code primitives, high-availability services and cloud cost optimization across a multi-cloud environment. The role combines people management with hands-on architecture of large-scale distributed systems, using tools like Terraform, Pulumi, Chef and Python or Go, with a strong SRE and GitOps focus.

Akkodis · West Midlands (Region) · £65,000 – £75,000 pa

The role focuses on detection engineering and security automation within a CSOC, building SOAR playbooks and SIEM content to improve threat detection and response. Day to day involves analysing workflows, creating automations and enrichments across security tools, and managing an engineering backlog. It is primarily remote with occasional travel to the Midlands head office.

Plymouth Community Homes · Plymouth · £75,600 pa

Lead enterprise-wide architectural strategy for a housing association undergoing digital transformation, defining governance, standards and future-state roadmaps across business, data, application, security and integration domains. Acts as a trusted adviser to senior leaders, assuring major programmes and technology investments while driving cloud, AI, automation and legacy modernisation.

Avanti · Malton · £40,000 – £50,000 pa

Hands-on 3rd line infrastructure role in a large multi-site manufacturing business, with roughly 70% of time on projects such as data centre modernisation, SD-WAN and Cisco Meraki networking, server and virtualisation upgrades, and new site deployments. You'll also troubleshoot complex issues and maintain reliability across Windows Server, Azure, Microsoft 365, VMware, Hyper-V and backup tooling. Predominantly on-site in Malton with an infrequent on-call rota.

MW Recruitment Limited · London

Owns and develops the bank's Business Continuity Management, Operational Resilience and Operational Risk frameworks, ensuring compliance with FCA, PRA and Bank of England requirements. Coordinates business impact assessments, continuity plans, scenario testing and crisis response, working with IT, Risk, Legal and senior stakeholders. Manages the annual resilience programme and third-party risk arrangements.

Nexithon Ltd · Guildford

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.

Planet Recruitment · Newbury · £60,000 – £65,000 pa

Senior hands-on role acting as technical authority for Professional Services and Field Engineering, leading discovery, design, implementation and migration of complex client solutions across infrastructure, cloud, networking, security and modern workplace technologies. Combines solution architecture and documentation with personal delivery on multiple projects, plus technical leadership through design reviews and escalation ownership, without formal line management.

eFinancialCareers · London · £55,000 – £70,000 pa

Design, build and maintain secure AWS cloud applications and infrastructure within an autonomous DevOps team serving national security and public-sector clients. Work spans infrastructure-as-code, Python/Bash scripting, container platforms and CI/CD, with ownership across the full delivery lifecycle in an Agile environment.

Sizewell C · Leiston · £66,000 pa

Responsible for the delivery, performance and continual improvement of enterprise IT services supporting the Sizewell C programme, spanning infrastructure, Azure cloud, Microsoft 365, networks, applications and cyber security operations. Combines technical leadership with ITIL service management, supplier governance and operational assurance in a highly regulated nuclear environment, acting as escalation point for senior stakeholders.

Ricoh · London

Builds and operates secure, scalable platforms and services that take enterprise AI solutions from evaluation into production. Works across DevOps, cloud engineering and MLOps, configuring environments, CI/CD pipelines, automation, monitoring and identity controls alongside AI specialists, data scientists and security teams.

eFinancialCareers · London

Network Engineer role within a team of network experts, managing network delivery to completion and handing off to support teams. Administers large-scale projects, tests, documents and deploys network infrastructure solutions, working with Solutions Architecture, Operations and information security. Requires Cisco routing/switching, SD-WAN (Viptela, Meraki), Azure networking, Terraform and firewall/VPN experience.

Cloudflare · London

Builds and maintains a Chromium-based browser engine, remote rendering and streaming tech, and distributed services that run browser sessions across a global network. Day-to-day work spans C++ browser code, Go/Rust/TypeScript services, debugging across browser processes and Linux hosts, and improving latency and reliability, with production on-call.

Cloudflare · London

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.

Mimecast · London · £44,000 – £66,000 pa

Acts as the trusted technical advisor for a portfolio of mid-market accounts, working in a three-person pod with an Account Manager and Renewals Manager. Owns platform adoption, configuration health and value scoring across email security, HRM and Incydr products, and packages proof-of-value and business reviews for executive audiences. Also leads churn mitigation and identifies expansion signals ahead of renewal.