Cyber Security Jobs

CrowdStrike · Reading

A customer-facing technical role supporting the Value Selling sales play through TDDs, POVs, RFIs and RFPs, architecting and demonstrating complex security solutions. The position also involves competitive research, internal enablement sessions, technical documentation, and mentoring junior Sales Engineers, with a focus on the Falcon platform and incident response, forensics or security analytics.

CrowdStrike · United Kingdom

Lead incident response engagements for a global cybersecurity firm, conducting intrusion investigations under outside counsel direction. Perform host and network forensics across Windows, Mac and Linux, basic malware analysis, and threat hunting across large data sets, while producing reports for customers, regulators and legal counsel.

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.

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.

People First · London

Day-to-day management of a bank's IT infrastructure, covering server room operations, VMware virtualisation, network and storage administration, backup, disaster recovery and IT security compliance, plus Tier 2 support. Works alongside the IT Infrastructure Manager, liaising with the parent bank and data centre, and requires fluent Mandarin and English.

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.

Sizewell C · London · £66,866 pa

Owns end-to-end delivery, performance and continual improvement of enterprise IT services for a major nuclear energy programme, spanning Microsoft 365, Azure, infrastructure, networks, applications and cyber security operations. Combines technical leadership with ITIL service management, supplier governance and regulatory compliance, acting as escalation point for senior stakeholders and managing multiple managed service providers.

Local Pensions Partnership · Preston · £80,000 – £85,000 pa

Sets the strategic direction for the enterprise applications portfolio and automation capability, owning the applications roadmap, governance and systems integration. Chairs the Automation Forum, oversees application performance and major incidents, and leads a multidisciplinary team while managing vendors and senior stakeholders. Distinct for combining enterprise applications leadership with automation strategy in a pension administration setting.