Showing 12 of 1,826 vacancies
QU
Competitive

Nothing, a London-based technology company, is seeking an experienced application security leader to own the security lifecycle for our backend services and cloud platforms. You will define secure...

Permanent Hybrid Featured
CO
Security Architect - Platform Engineering
Colt Technology Services Group Ltd. • London • 24 Oct 2026
Competitive

Select how often (in days) to receive an alert: Security Architect - Platform Engineering Job id: 36866 Job location: London, GB Barcelona, ES Colt provides network, voice and data centre services...

Permanent Remote Featured
AP
Vulnerability Response Engineer
Apple Inc. • London • 24 Oct 2026
Competitive

Selection changes the language of the page/content Vulnerability Response Engineer London, England, United Kingdom Software and Services Apple is seeking an exceptional Information Security...

Permanent Hybrid
BA
Penetration Tester
Barlowe LLP • London • 24 Oct 2026
Competitive

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...

Permanent Hybrid
BA
Security Data Platform Engineer - Elastic SIEM & Cloud
Barlowe LLP • London • 24 Oct 2026
Competitive

G-Research in London seeks a Security Data and Platform Engineer to own the onboarding, tuning and evolution of security telemetry across cloud, hybrid and corporate environments. You will design...

Permanent Hybrid
RE
Security Engineer: Detection & Response for AI Threats
Refractal Ltd • London • 24 Oct 2026
Competitive

Refractal Ltd is seeking an experienced security product professional to join our team in London. You will bring hands-on detection and response expertise to shape our product, working alongside...

Permanent Hybrid
IM
Cloud Security Engineer - Remote (UK Only)
Immersive Labs • England • 24 Oct 2026
Competitive

A platform you can believe in: Immersive One is the leading cyber resilience solution across the globe. Build and scale a best in class platform alongside a team of the brightest minds in...

Permanent Remote
CL
Vulnerability Management Engineer
CloudFlare • London • 24 Oct 2026
Competitive

At Cloudflare, we are on a mission to help build a better Internet. Today the company runs one of the world's largest networks that powers millions of websites and other Internet properties for...

Permanent Hybrid
GS
Security Analyst (T-ISAC)
GSMA LLC • London • 24 Oct 2026
Competitive

Department: Fraud and Security Team: T-ISAC Location: London with hybrid ways of working Position type: Permanent What the hiring manager says The GSMA is expanding the T-ISAC Team and looking for...

Permanent Remote
CA
Security Engineer
Carbon3ai Limited. • Not Specified • 24 Oct 2026
Competitive

Era4 develops, owns and operates AI infrastructure across the UK, powered by renewable energy. Converting legacy industrial and energy sites into modern data-centre facilities, Era4 is combining...

Permanent Hybrid
SO
Senior Incident Response Consultant, Rapid Response
Sophos • Oxfordshire • 24 Oct 2026
Competitive

About Us Sophos is a cybersecurity leader defending 600,000 organizations globally with an AI-driven platform and expert-led services. Sophos meets organizations wherever they are in their security...

Permanent Remote Featured
BA
Competitive

Overview 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...

Permanent Hybrid