Showing 12 of 7,207 vacancies
RE
Security Engineer (AI Red Team)
Refractal Ltd • London • 24 Oct 2026
Competitive

About Refractal Refractal is an AI security company building the infrastructure organisations need to defend against autonomous AI threats. 2026 has shown that generally capable intelligence is...

Permanent Hybrid
SE
Competitive

Senior Penetration Tester - CHECK Team Lead (DV clearance required) DV Taunton - Hybrid but Heavy on Site Full-time permanent The opportunity An opportunity for a Senior Penetration Tester with...

Permanent Hybrid SC Cleared Featured
HD
Senior Underwriter - Cyber
HDI • London • 24 Oct 2026
Competitive

HDI is a Corporate & Specialty Insurer part of the Talanx Group. With over 120 years of experience, HDI operates across five continents, around 40 countries and employs over 5,000 people worldwide....

Permanent Hybrid Featured
RE
Security Engineer (Detection & Response)
Refractal Ltd • London • 24 Oct 2026
Competitive

About Refractal Refractal is an AI security company building the infrastructure organisations need to defend against autonomous AI threats. 2026 has shown that generally capable intelligence is...

Permanent Hybrid
SE
DV-Cleared Senior Penetration Tester CHECK Team Lead
Secure Consult • Somerset • 24 Oct 2026
Competitive

Secure Consult is seeking a Senior Penetration Tester with CHECK Team Lead expertise for a two-year contract based in Taunton. The role is hybrid but heavy on site, requiring approx. 110 days on...

Permanent Hybrid SC Cleared Featured
MC
Sr Manager, Cyber Defense
McDonald's • London • 24 Oct 2026
Competitive

Company Description McDonald's is proud to be one of the most recognized brands in the world, with restaurants in over 100 countries that serve 70 million customers daily. As the global leader in...

Permanent Hybrid
GC
Senior Cloud Platform Engineer: GCP, Kubernetes & DevSecOps
GCS Recruitment • Sheffield • 24 Oct 2026
Competitive

The position works closely with IAM architects, business stakeholders and technology partners. In this role, you will: Build and maintain cloud-native platform services supporting the IDAM 2.0...

Permanent Hybrid Featured
LE
Cyber Security Manager
Lenovo • Hampshire • 24 Oct 2026
Competitive

United Kingdom - Hampshire - Farnborough Why Work at Lenovo We are Lenovo. We do what we say. We own what we do. We WOW our customers. Lenovo is a US$83 billion revenue global technology...

Permanent Hybrid
CI
Penetration Tester
Citation Cyber • Cheshire • 24 Oct 2026
Competitive

Security Consultant (Penetration Testing) Location: Hybrid (UK) Salary: Competitive + Benefits Security Clearance: Current SC preferred About Citation Cyber Citation Cyber is one of the UK's...

Permanent Hybrid
EL
Competitive

Elastic, the Search AI Company, enables everyone to find the answers they need in real time, using all their data, at scale - unleashing the potential of businesses and people. The Elastic Search...

Permanent Hybrid Featured
NO
Competitive

Location This role offers flexibility to work remotely from your own home, or as a hybrid arrangement and work from our offices in Oxford or Glasgow, if preferred. There is also a requirement for...

Permanent Remote Featured
BU
Director, Senior Security Architect
Bullish, Inc. • London • 24 Oct 2026
Competitive

Position Overview About Bullish Bullish is an institutionally focused global digital asset platform that provides market infrastructure and information services. These include: Bullish Exchange - a...

Permanent Hybrid Featured