Cyber Security Jobs

• Cambridge
• Hybrid · 2 days in office
• Senior

Owns prototyping and development of new ideas to improve Darktrace's cybersecurity services, balancing creativity with time constraints. Collaborates with a cross-functional team of engineers, designers and technical strategists on rapid prototyping and structured platform development, advancing methods for defending against unknown cyber-attacks. Requires production-quality Python coding, with Docker and containerisation experience and an interest in malware forensics.

Docker

• United Kingdom - Field
• Senior

Designs, builds, tests and operates significant capabilities of the Agentic Trust solution within R&D, delivering complex features across the full software development lifecycle. Develops secure APIs, services, integrations and SDKs, mentors less experienced developers, and troubleshoots production issues. Works with Product, Architecture and Security peers to keep the platform secure, scalable and reliable.

Kubernetes · MCP · LLM

• United Kingdom
• Remote
• Lead

Serve as technical lead on front-page incident response engagements for Fortune 100 organisations, conducting intrusion investigations under outside counsel and performing host and network forensics across Windows, Mac and Linux. The role also involves hunting threat actors in large datasets, cloud IR in AWS, Azure or GCP, and communicating findings to executives, regulators and legal teams.

CrowdStrike · AWS · Azure +6

• United Kingdom - Field
• Senior

Senior individual contributor providing cross-team technical leadership for quality engineering across a multi-tenant SaaS platform. Defines automation architecture and risk-based quality strategies, builds reusable test frameworks, and embeds unit, integration, contract, API and end-to-end testing into CI/CD pipelines. Leads performance, scalability and resilience validation, including fault injection and chaos testing, while mentoring engineers and influencing release decisions.

Kubernetes · OAuth 2.0 · mTLS +4

• Germany
• Remote
• Senior

Senior consultants join the technical team on front-page incident response engagements for Fortune 100 organisations, conducting intrusion investigations under project leadership and outside counsel. The role spans host and network forensics across Windows, Mac and Linux, threat hunting across large data sets, and producing written and verbal findings for customers, regulators and legal counsel.

CrowdStrike · Bro/Zeek · Suricata +6

• Berlin, Germany
• Remote
• Mid-level

Owns the end-to-end migration of enterprise customers from legacy security platforms to modern Cortex, Prisma Cloud or Strata deployments within a high-velocity sprint model. Executes data cutovers, policy mappings, API and log ingestion work, and runs Day-in-the-Life workshops and value realization sessions with customer security leadership.

Cortex XDR · Cortex XSIAM · Prisma Cloud +2

• London
• Remote
• Mid-level

As a Solutions Consultant in the Defence and Intelligence team, you translate complex cybersecurity solutions into strategic business value for defence clients, acting as the evolution of the traditional sales engineering role. You provide technical leadership across on-prem, cloud and security operations, running discovery, demos, workshops and technical validation to secure the technical win. The role requires deep Defence sector experience and work with Defence Systems Integrators.

Palo Alto Networks · SASE · SaaS +2

• London
• Hybrid
• Mid-level

Builds new features and systems for Cloudflare's edge web server, focusing on the rules engine and its control plane. Works in Rust and Go on large-scale distributed systems, performance engineering, and reliability across a platform handling over 100 million HTTP requests per second.

Rust · Go · Cloudflare

• London
• Mid-level

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.

Chromium · Cloudflare Workers · Nomad +3

• London
• Senior

Customer-facing Solution Architect shaping and winning strategic UK Central Government opportunities, working with account, capture and bid teams from early qualification through contract award. Leads solution development, discovery workshops and architecture reviews across Data & Analytics, Cloud, Cyber, AI/ML and Systems Integration, then supports handover into delivery.

Azure · AWS · TOGAF

• Whiteley
• Hybrid
• £61,500 – £78,800 pa
• Senior

Designs, develops and maintains manual and automated test scripts and reporting for a flagship National Security programme, using frameworks such as Katalon Studio, Selenium, SoapUI and JUnit. Analyses requirements and designs to build risk-based test approaches, working within hybrid Waterfall and Agile scrum teams alongside software and systems engineers.

Katalon Studio · Selenium · SoapUI +5

• London
• Hybrid · 2 days in office
• £80,000 – £99,000 pa
• Senior

Client-facing consultancy role combining hands-on privacy operations with advisory work across multiple sectors. Day to day involves delivering DPIAs, LIAs, RoPAs, data mapping, breach response and ICO engagement, plus building governance frameworks and training stakeholders. Distinct for its focus on AI and privacy tech within a specialist team.

IAPP · CIPP/E · CIPM

• Cambridge
• Hybrid · 2 days in office
• Director · manages people

Lead the strategy, roadmap and execution of Darktrace's interactive demo estate, shaping how products are showcased to prospects, customers and internal teams. Manage a small team of technical content specialists while partnering with Product, Marketing, Enablement and Sales Engineering to evolve demos from on-rails walkthroughs into live sandbox environments.

Reprise · Storylane · Navattic

• London
• Hybrid
• £650 – £750 pd
• Senior
• Contract

Lead a major vulnerability and patch management transformation programme within a large enterprise, managing workstreams and coordinating Technology, Infrastructure, Cyber and third-party vendors. Own programme plans, risks, dependencies and delivery milestones while leading senior stakeholder and vendor meetings and driving actions through to completion. Requires recent financial services experience and a background in cyber, vulnerability or patch programmes.

Microsoft Copilot

• London
• On-site
• Senior · manages people
• Permanent

Lead and work hands-on with a small team to identify, design and deliver business automation that replaces manual processes across Sales, Finance, Marketing, Customer Success and HR. Build automations using AI, workflow platforms (Zapier, Make, n8n, Workato), APIs and data integration, balancing rapid prototyping with robust, maintainable solutions while mentoring the team.

Zapier · Make · n8n +2