Security jobs in United Kingdom

• VT

  InfoSec Engineer

  5 months ago

  Valarian Technologies Limited · London, England, United Kingdom

  HybridFull-timeSecurity

  You will define and lead our own strategy with a strong focus on protecting our digital ecosystem, spanning cloud infrastructure, SaaS platforms, and internal tooling. You’ll be responsible for securing how our organisation operates day-to-day: from identity and access across…

• S

  Security Engineer

  5 months ago

  StackOne · London, England, United Kingdom

  HybridFull-timeMid levelSecurity

  We’re looking for a Security Engineer to be a key hire on our Engineering team and own our cloud and product security posture as we scale. You’ll work across our AWS and Cloudflare estate, harden our secure SDLC, run pen testing efforts end-to-end, and threat-model the features…

• E

  Infrastructure Security Engineer

  5 months ago

  ElevenLabs · United Kingdom +17

  RemoteFull-timeSecurity

  We’re looking for a Security Engineer to join the ElevenLabs Security team. In this role, you’ll work at the intersection of security, software and infrastructure engineering, building the platforms, controls and tooling that let teams ship and operate cloud infrastructure…

• PE

  Senior Security Engineer

  5 months ago

  Project Eleven · United Kingdom

  RemoteFull-timeSeniorSecurity

  We're hiring a Senior Security Engineer to own the security engineering of our institutional product and platform. This is a hands-on, build-it-yourself role: you'll threat model our systems, design and implement secure architecture, harden our AWS infrastructure, own security…

• G

  Security Engineer

  5 months ago

  Granola · London, England, United Kingdom

  On-siteFull-timeSecurity

  Design and implement security features within the Granola app to protect user data and strengthen the product's security posture; Leverage AI-assisted tooling to conduct security assessments, code reviews, threat modeling and penetration testing to identify vulnerabilities in…

• M

  Lead GTM System Builder

  6 months ago

  Mews · Czechia +4

  RemoteFull-timeLead / staff€68.5K – €103K a yearSecurity

  Let's get into the specifics. It’s impossible to capture every nuance of a role – especially at a rapidly growing company like Mews – but if we had to distil it into a job description (which we do because this is a job description), it would be this:

• BC

  AI Application Security Engineer

  6 months ago

  Brain Co. · San Francisco, California, United States +3

  RemoteFull-timeSenior$190K – $325K a yearSecurity

  As our Security Engineer, Application & AI, you will own the security of our products and application layer — secure development practices, agent security, third-party integration security, and data protection for AI products operating in some of the world's most regulated and…

• FT

  Application Security Engineer

  6 months ago

  Financial Times · London, England, United Kingdom +1

  HybridSecurity

  We’re looking for a Cyber Security Engineer to help improve application security across the FT’s cloud-native technology estate. This is a hands-on role focused on making secure engineering easier for product, platform and software engineering teams.

• FT

  Senior Cyber Security Engineer

  6 months ago

  Financial Times · London, England, United Kingdom +1

  HybridSeniorSecurity

  We’re looking for a Senior Cyber Security Engineer to help mature application and cloud security across the FT’s cloud-native, AWS-hosted technology estate. This role has an approximate 50/50 focus across application security and cloud security, working closely with product,…

• D

  Senior Software Engineer, Security, Docker Desktop

  6 months ago

  Docker · Canada +6

  RemoteFull-timeSeniorCA$271.2K – CA$434K a yearSecurity

  You are a software engineer who cares deeply about security. Embedded in the Desktop engineering team, you will bring an engineering-first perspective to the security of a complex, cross-platform product built at the intersection of identity, OCI runtimes, and Linux kernel…

• CS

  Android Security Researcher

  6 months ago

  CoreTech Security Services · Cheltenham, England, United Kingdom

  On-siteFull-timeSecurity

  As an Android Security Researcher, you will be responsible for conducting cutting-edge research on the Android platform, developing working prototypes, reverse engineering (static and dynamic) and testing software to identify implementation vulnerabilities. Your expertise in…

• A

  Senior Security Engineer

  6 months ago

  Abound · London, England, United Kingdom

  HybridFull-timeSeniorSecurity

  You won't be sitting in an ivory tower throwing policies over the fence. You will be embedded directly within our Platform team in a true DevSecOps capacity. Operating as a highly technical individual contributor, you will bridge the gap between product-led engineering and…

• VS

  Director, Sales - Data & AI Security

  6 months ago

  Veeam Software · London, England, United Kingdom

  HybridFull-timeDirectorSecurity

  Veeam, following its acquisition of Securiti AI - the leader in AI-powered data security posture management (DSPM) - is seeking a Director, Sales to drive double-digit growth and lead high-performance teams, oriented around the Securiti AI portfolio.

• C

  Principal Consultant (Senior Manager) - Cyber

  6 months ago

  Capco · London, England, United Kingdom

  Full-timeLead / staffSecurity

  Capco is seeking experienced Principal Consultants to join our Cyber & Operational Resilience capability within the Finance, Risk, Regulatory & Financial Crime (FRRF) practice. You'll work with senior stakeholders across financial services organisations to design and deliver…

• CL

  Lead Information Security Analyst, GRC

  6 months ago

  Cirrus Logic · Edinburgh, Scotland, United Kingdom

  HybridFull-timeLead / staffSecurity

  GRC Program & ISO 27001: Lead day‑to‑day operation and continuous improvement of our ISO 27001–aligned Information Security Management System (ISMS), including policies, standards, and control procedures across the organization.; Policy, Standards, and Exception Management:…

• O

  Senior Security Engineer - Blue Team

  6 months ago

  Olo · United Kingdom

  RemoteFull-timeSeniorSecurity

  As Senior Security Engineer, you will help Olo reduce identified risks, respond to adversarial attacks while maintaining the up-time of our systems, and implement the right strategic risk mitigation measures to safeguard the data of our clients and their customers while…

• A

  Anthropic Fellows Program, AI Safety & Security

  7 months ago

  Anthropic · London, England, United Kingdom +3

  On-siteFrom $15K a monthSecurity

  The Anthropic Fellows Program is designed to foster AI research and engineering talent. We provide funding and mentorship to promising technical talent - regardless of previous experience.

• B

  Infrastructure Security Engineer

  7 months ago

  Blockchain.com · London, England, United Kingdom

  HybridMid levelSecurity

  Design, implement, and automate security controls across GCP and our wider infrastructure, focusing on least-privilege access and leveraging Terraform, policy-as-code, and CI/CD pipelines to prevent misconfigurations, detect configuration drift, and continuously enforce…

• C

  Cloud Security Engineer

  7 months ago

  ClickHouse · Netherlands +6

  Full-timeFrom $500.00 a monthSecurity

  Secure cloud infrastructure supporting the ClickHouse products and services (AWS, GCP and Azure); Collaborate with product and engineering teams to facilitate safe and secure use of public cloud infrastructure and resources; Develop and implement security systems (e.g. CSPM,…

• P

  Member of Technical Staff (Offensive Security Engineer)

  7 months ago

  Perplexity · San Francisco, California, United States +4

  HybridFull-timeLead / staff$220K – $405K a yearSecurity

  Plan and execute red team and purple team engagements simulating advanced threat actors across cloud infrastructure (AWS, Kubernetes), endpoints, and application surfaces; Conduct continuous penetration testing of web applications, APIs, mobile clients, browser extensions,…

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