Cyber Security Jobs

CrowdStrike · Reading · US$140,000 – US$215,000 pa

Lead a growing engineering team building self-service infrastructure-as-code primitives, architecting large-scale core services and driving cloud cost optimisation across multi-cloud environments. The role combines people management with hands-on technical direction, including design reviews, on-call management and SRE practices.

CrowdStrike · London · US$140,000 – US$215,000 pa

Lead a growing engineering team building self-service infrastructure-as-code primitives, architecting large-scale core services, and driving cloud cost optimization across a multi-cloud environment. The role combines people management with hands-on technical direction, setting deployment standards and SRE practices for a platform processing trillions of events daily.

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.

CrowdStrike · United Kingdom

Embedded technical advisor partnering with strategic customers to drive adoption, optimization and operational support of the CrowdStrike Falcon platform. Involves deployment, configuration, troubleshooting, scripting with Falcon APIs, and mentoring customer security teams across endpoint, identity and cloud modules.

CrowdStrike · Sweden

Customer-facing technical role supporting the Nordics sales team, alternating between hands-on work and strategic projects. Responsibilities include running POVs, TDDs, RFIs and RFPs, architecting and demonstrating complex security solutions, competitive research, and delivering enablement sessions. Also mentors junior Sales Engineers and contributes to product roadmap and SE methodology.

CrowdStrike · USA, NY · US$140,000 – US$215,000 pa

Lead a growing team of engineers building self-service infrastructure-as-code primitives, high-availability core services and cloud cost optimization across a multi-cloud environment. The role combines people management, architecture review and roadmap planning, with hands-on work in Terraform, Pulumi, Python or Go, Linux and SRE practices at massive scale.

CrowdStrike · Canada - Remote ON · CA$150,000 – CA$200,000 pa

Lead a growing team of engineers building self-service infrastructure-as-code primitives, architecting large-scale core services, and driving cloud cost optimization across a multi-cloud environment. The role blends people management with hands-on technical direction, including design reviews, roadmap planning, and SRE practices such as SLO management and on-call.