Security jobs in United Kingdom

• SA

  Public Sector Lead, Defence & Security

  5 weeks ago

  Scale AI · London, England, United Kingdom

  Lead / staffSecurity

  Defence is under pressure to adopt AI at pace. The 2025 Strategic Defence Review and the Defence AI Strategy push for AI to move from experiment to operational capability, Defence Digital and UK Strategic Command are driving digital and data programmes across the department,…

• RG

  Game Security Analyst

  5 weeks ago

  Rockstar Games · Dundee, Scotland, United Kingdom

  Full-timeMid levelSecurity

  Analyze and respond to threats including cheats, exploits, account takeovers, and intellectual property (IP) abuse.; Fine-tune and support anti-cheat measures and in-game abuse prevention systems.; Perform security assessments of game features and enforcement policies.;…

• C

  Technology Delivery Lead: Cyber Security

  5 weeks ago

  Capco · London, England, United Kingdom

  Full-timeLead / staffSecurity

  As a Security Delivery Lead at Capco, you’ll lead the end-to-end delivery of complex cyber security initiatives for some of the world’s leading financial and energy institutions. Working closely with security architects, engineers, technology teams and client stakeholders,…

• D

  Associate, Protective Services (EMEA)

  5 weeks ago

  Deliveroo · London, England, United Kingdom

  Full-timeEntry levelSecurity

  Deliveroo is now part of DoorDash, bringing together teams with even greater reach, scale, and ambition. Depending on your role, you may collaborate with teammates, systems, and leaders across DoorDash and Wolt. Together, we’re unlocking new possibilities as one global team.

• A

  Manager, IT Service Delivery

  5 weeks ago

  AlphaSense · London, England, United Kingdom

  ManagerSecurity

  Own regional service delivery performance, including SLA compliance, ticket queue health, first contact resolution, and ticket aging.; Monitor and prioritize the service desk queue; reassign work as needed to ensure consistent response and resolution.; Own regional Incident and…

• D

  Senior OT Security Analyst

  5 weeks ago

  Dragos · United Kingdom

  RemoteSeniorFrom £60K a yearSecurity

  At Dragos, the mission is personal. The systems we protect deliver the water you drink, power your home, and keep the hospitals your community depends on running. Those critical infrastructure systems that power our civilization around the world are under attack every day by…

• S

  Sr. Infrastructure Security Engineer

  5 weeks ago

  SpaceXSI · Dublin, Ireland +1

  SeniorSecurity

  Design and implement secure cloud architectures across multiple cloud platforms (e.g., AWS, GCP, Azure); Build and secure mission-critical applications in hybrid cloud and on-premises environments; Develop and maintain Infrastructure as Code (IaC) templates with embedded…

• S

  Senior Security Engineer - Enterprise Security

  5 weeks ago

  Samsara · London, England, United Kingdom

  RemoteSeniorSecurity

  The Senior Security Engineer – Enterprise Security shares ownership of the day-to-day operation of the Samsara security environment. You will keep our network access, device trust, and visibility systems running, tuned, and resilient at enterprise scale in partnership with a…

• JS

  Cybersecurity Engineer

  5 weeks ago

  Jane Street · London, England, United Kingdom

  Full-timeSecurity

  We're looking to add a passionate Cybersecurity Engineer to our London office to help protect Jane Street’s employees, data, and infrastructure from the wilds of the internet. Our Cybersecurity Engineers are responsible for developing and using monitoring tools to guard the…

• A

  GRC Security Specialist

  6 weeks ago

  Abound · London, England, United Kingdom

  HybridFull-timeSecurity

  We are formalising our security assurance function. We have technical controls and the engineering culture; what we need now is the governance layer that proves it - to our auditors, to our funders, and to our regulator.

• T

  Cloud Security Go To Market Specialist--Wiz/Google Cloud-London

  6 weeks ago

  TENEX.AI · United Kingdom

  RemoteFull-timeSeniorSecurity

  The Tenex Cloud Security Specialist is a field seller who builds and closes Tenex's cloud security business alongside Wiz and Google Cloud. Now that Google has acquired Wiz and Wiz is depending on partners to deliver services, the opportunity to become the leading security…

• G

  Staff Product Security Architect

  6 weeks ago

  GitLab · Canada +4

  RemoteLead / staff$168K – $238K a yearSecurity

  We are hiring a Staff Product Security Architect to join our Security Platforms and Architecture organization at GitLab.

• D

  GRC Engineer

  6 weeks ago

  Deliveroo · London, England, United Kingdom

  Full-timeSeniorSecurity

  At Deliveroo we’re striving to build London’s best and most admired Security Engineering organisation as part of our global team based across North America and Europe.

• A

  Vertical Lead, Policy & National Security

  6 weeks ago

  Altana · London, England, United Kingdom

  Lead / staffSecurity

  Altana’s mission is to power a new era of globalization organized around trusted networks. Nowhere is that mission more consequential — or more demanding — than in the policy and national security community, where the questions our customers bring us are matters of sovereignty,…

• M

  Senior Security Engineer (Remote, EU/CET)

  6 weeks ago

  Maze · Ireland +4

  RemoteFull-timeSenior€110K – €130K a yearSecurity

  We’re hiring a Senior Security Engineer to take the lead on security at Maze. You’ll own two closely connected areas:

• W

  Head of Security Incident Management

  6 weeks ago

  WPP · London, England, United Kingdom

  DirectorSecurity

  WPP is the trusted growth partner for the world’s leading brands.

• A

  Head of Engineering in Network Security (Remote in EU or UK)

  6 weeks ago

  Abusix · Karlsruhe, Germany +5

  RemoteFull-timeDirectorUp to €120K a yearSecurity

  As our Head of Engineering, you lead Abusix’s 10-person engineering team (including SRE) and own the technical direction and architecture behind our platform. You turn engineering into a performance-driven, product-minded unit, connecting what the team builds to the outcomes it…

• C

  Senior Systems Engineer - Application Security

  6 weeks ago

  Cloudflare · Amsterdam, Netherlands +6

  HybridSeniorSecurity

  Application Security is responsible for Cloudflare’s fast-growing security product portfolio including WAF, Page Shield, Web Asset Management and API Shield. Being part of Cloudflare means working at internet scale and we are uniquely positioned to tackle challenging problems…

• K

  Senior Security Engineer - Detection & Response

  6 weeks ago

  Klaviyo · London, England, United Kingdom

  Senior£84K – £126K a yearSecurity

  At Klaviyo, we value the unique backgrounds, experiences and perspectives each Klaviyo (we call ourselves Klaviyos) brings to our workplace each and every day. We believe everyone deserves a fair shot at success and appreciate the experiences each person brings beyond the…

• M

  SOC Analyst

  6 weeks ago

  Motorway · London, England, United Kingdom

  On-siteFull-timeEntry levelSecurity

  We are looking for a motivated Cyber Security Analyst to join our Security team and support the day-to-day protection of our systems, users and cloud environments.

Updated 07 Nov 2026 10:21 UTC from the OptiTalent job library.