Senior Security Engineer Jobs in London

We tackle the most complex problems in quantitative finance by bringing scientific clarity to financial complexity.From our London HQ we unite world-class researchers and engineers in an environment that values deep exploration and methodical execution - because the best ideas take time to evolve. T...

About WRITERWRITER is where the worlds leading enterprises orchestrate AI-powered work. Our vision is to expand human capacity through superintelligence. And were proving its possible through powerful trustworthy AI that unites IT and business teams together to unlock enterprise-wide transformatio...

Who we areKentik is the network intelligence platform for modern infrastructure teams. Unlike traditional monitoring and observability tools we demystify complex network operations enabling organizations to deliver applications and innovation at scale. Built by network experts to make critical insig...

Intercom is the AI Customer Service company on a mission to help businesses provide incredible customer experiences.Our AI agent Fin the most advanced customer service AI agent on the market lets businesses deliver always-on impeccable customer service and ultimately transform their customer experie...

We are seeking a UK-based Staff Security Engineer to serve as a technical leader within our Security Operations and Response Team.As a senior technical responder you will lead our incident response program proactively monitor Marqetas environment for cyber threats and serve as incident commander dur...

Job DescriptionLead Engineer Security IntegrationHybrid London office and site based two days per week50000 to 55000 basic salary plus overtime travel time and London travel paidAre you a senior security engineer ready to step into a lead role where you can still stay hands on while overseeing quali...

Who is TenableTenable is the Exposure Management company. 44000 organizations around the globe rely on Tenable to understand and reduce cyber risk. Our global employees support 65 percent of the Fortune 500 45 percent of the Global 2000 and large government agencies. Come be part of our journey!What...

About the positionWe are looking for an Identity Security Engineer with a strong background in engineering hybrid Windows platforms to join our growing team. The Jane Street IT Security team is dedicated to securing access to Jane Streets IT platforms. You will play a crucial role in furthering the...

We tackle the most complex problems in quantitative finance by bringing scientific clarity to financial complexity.From our London HQ we unite world-class researchers and engineers in an environment that values deep exploration and methodical execution - because the best ideas take time to evolve. T...

Subject to formal establishment a vacancy will arise for a OF6 to serve as Senior Security Adviser MSHQ at Main Building on Full Time Reserve Service (FTRS) Limited Commitment (LC) Terms and Conditions of Service (TaCoS) with an initial proposed start date of April 2026 for 36 Months.The Military St...

About the OpportunityContentful strives to build a secure and safe service and commits considerable effort and resources to security. Our Security team supports corporate-wide information security management programs and collaborates closely with internal teams. We believe that Security must be anch...

Subject to formal establishment a vacancy will arise for a OF5 to serve as Deputy Senior Security Adviser MSHQ at Main Building on Full Time Reserve Service (FTRS) Limited Commitment (LC) Terms and Conditions of Service (TaCoS) with an initial proposed start date of April 2026 for 36 Months.Working...

We tackle the most complex problems in quantitative finance by bringing scientific clarity to financial complexity.From our London HQ we unite world-class researchers and engineers in an environment that values deep exploration and methodical execution - because the best ideas take time to evolve. T...

We tackle the most complex problems in quantitative finance by bringing scientific clarity to financial complexity.From our London HQ we unite world-class researchers and engineers in an environment that values deep exploration and methodical execution - because the best ideas take time to evolve. T...

Our vision for the roleWe are searching for an experienced Senior Cloud Infrastructure Security Engineer with an unquenchable thirst for automation and a passion for DevSecOps methodology. Youll be working with a team of other engineers to build out and secure our expanding cloud infrastructure in A...

Multiverse is the upskilling platform for AI and Tech adoption.We have partnered with 1500 companies to deliver a new kind of learning thats transforming todays workforce.Our upskilling apprenticeships are designed for people of any age and career stage to build critical AI data and tech skills. Our...

This is a role with focus on security engineering to develop and support security tooling at a global level for both enterprise and development environments.Job Description:IntroductionDentsu is an integrated growth and transformation partner to the worlds leading organizations. Founded in 1901 in T...

We tackle the most complex problems in quantitative finance by bringing scientific clarity to financial complexity.From our London HQ we unite world-class researchers and engineers in an environment that values deep exploration and methodical execution - because the best ideas take time to evolve. T...

This is a job that Jill our AI Recruiter is recruiting for on behalf of one of our customers.She will pick the best candidates from Jacks network.The next step is to speak to Jack.Security Engineer & ResearcherCompany Description: Well-funded AI security startupJob Description:You will join a pionee...

Why Faculty We established Faculty in 2014 because we thought that AI would be the most important technology of our time. Since then weve worked with over 350 global customers to transform their performance through human-centric AI. You can read about our real-world impact here.We dont chase hype cy...