331 jobs for “Cyber Security Analyst”
CrowdStrike United Kingdom
Security researcher role on CrowdStrike Intelligence's Advanced Research Team, developing automated solutions for large-scale data collection, running honeypots and Internet-wide scans, and performing vulnerability research. The position also involves reverse engineering, publishing research on the blog or at conferences, and applying GenAI/LLM workflows to security research.
CrowdStrike United Kingdom
Build and maintain single-page web applications for the Falcon platform and internal tooling used by Falcon Complete analysts, working primarily in React and Ember.js. The role sits in a distributed, remote-first team building cross-tenant software at very high scale, with responsibility for architecture, code review, automated testing and close collaboration with cloud engineers, UX designers and product managers.
Bridewell London
Deliver OT cyber security consulting services to essential-service operators, leading complex client projects and maintaining senior-level relationships. The role sits within a specialist OT security team, combining hands-on cyber security and operational technology expertise with a client-facing, empathic approach to customer conversations.
Ex-Mil Recruitment Ltd Southampton £75,000 – £85,000 pa
Principal-level technical security lead on a high-assurance UK defence programme moving from MVP towards operational capability. The role covers secure-by-design architecture, cross-domain information exchange, cyber risk and assurance, IAM, cryptography, cloud and network security, working with solution architects, DevOps and assurance teams. Distinct for its defence focus and ex-military requirement.
QinetiQ Malvern, England, United Kingdom £69,975 – £77,750 pa
Deliver cyber security consultancy by leading the design and development of secure technical system and solution architectures across a range of technologies and environments. Work in partnership with clients to drive security outcomes, develop security plans, policies and processes, and advise on security-related technology selection. Collaborate with other architect disciplines, mentor staff, and shape security architectural solutions that meet governance and regulatory requirements.
Kingdom People Birmingham
Security Architect role focused on embedding secure-by-design, Zero Trust and IAM across complex, high-assurance systems spanning cloud, networks, applications and data platforms. Involves technical assurance, cryptography, monitoring and pre-sales support, working with solution architects, engineers and customer security stakeholders. Requires current or recently lapsed SC clearance.
Darktrace London
Deploy, integrate and optimise AI-driven cybersecurity across network, cloud, OT and email environments for post-sales customers. Handle deployment projects to SLOs, resolve support tickets and act as a trusted advisor on security infrastructure design, liaising with sales, customer success and operations.
Amazon London
Builds and manages services that detect and automate mitigation of cybersecurity threats across Amazon's infrastructure, working with data scientists and software engineers. The role also supports UK customer security programs covering personnel security, accreditations, assurance and training, with visibility to government agencies and senior leadership.
Tank Recruitment United Kingdom £80,000 – £90,000 pa
Designs and reviews security architectures across cyber, cloud and enterprise environments for defence customers, acting as a trusted technical adviser. Develops secure AWS or Azure cloud architectures, produces assurance documentation and designs, and travels to customer sites to engage stakeholders. Requires live SC clearance and CISSP, with a genuine voice in shaping the consultancy's security offering.
Sizewell C Leiston £80,000 pa
Lead the design and governance of secure technology solutions across a highly regulated, safety-critical nuclear energy project. Define security standards, assess risk and embed security into cloud, infrastructure, applications and operational technology, working with Cyber Security, Enterprise Architecture, Engineering and third-party suppliers.
airbus Chippenham
Provide end-to-end cyber security support for Spacecraft Control Centre Systems and Satellite Communications infrastructures, analysing functional needs, setting criticality levels and proposing protection concepts. Coordinate security architecture across disciplines, manage risks and ensure defences stay ahead of evolving threats. Requires CISSP/CISM and hands-on knowledge of Solaris, Linux, Windows, Cisco and JSP440.
MUFG Pension & Market Services United Kingdom
Joins the Information Security Service Delivery team to assess, design, configure and integrate security technology controls, acting as a technical escalation point for security concepts. Works hands-on with Zscaler, Okta, Crowdstrike, cloud and endpoint security, threat modelling and security architecture frameworks, ensuring designs meet policies and regulatory requirements.
eFinancialCareers London £70,000 – £90,000 pa
Designs and implements enterprise-scale Zero Trust architectures across users, devices, applications, networks and data, using Zscaler ZIA/ZPA/ZDX and SASE/SSE principles. Involves identity-centric controls, DLP, CASB and FWaaS policy work, threat modelling and architecture reviews, plus technical leadership across security and networking teams in a consultancy setting.
Cloudflare London
Design, build and operate distributed systems behind Cloudflare's Application Security products (WAF, Page Shield, API Shield) at internet scale, using Go or Rust and devops tooling like Kubernetes and Kafka. The role includes reviewing RFCs and code, on-call shifts, and mentoring other engineers.
Nigel Wright Group Newcastle upon Tyne £50,000 – £70,000 pa
Hands-on senior penetration tester joining a professional services group to help build and scale a new penetration-testing capability. Delivers infrastructure tests and some web application assessments, leads complex engagements from scoping to reporting, provides quality assurance for Cyber Essentials Plus, coaches junior colleagues and engages clients in technical pre-sales.
