Showing 12 of 24 vacancies
HA
Cyber Security Researcher
Hackajob Ltd • Gloucestershire • 26 Oct 2026
not provided

Our client is a cyber security company. Our client is looking for candidates with a STEM background, which may also include experience of research, cyber security or ethical hacking, to join our...

Permanent Hybrid
HA
Vulnerability Researcher Internship
Hackajob Ltd • Gloucestershire • 26 Oct 2026
not provided

Our client is a cyber security company. 9th November 2026 , we reserve the right to close this advert early if we receive a high volume of suitable applications. Our client's mission is to deliver...

Permanent Hybrid
CO
Security Architect - Platform Engineering
Colt Technology Services Group Ltd. • London • 26 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 • 26 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
HA
Security Engineer (Software) - Banking & Finance
Hamilton Barnes Associates Limited • London • 26 Oct 2026
Competitive

Ready to take the next step in your career? Join a leading algorithmic trading firm using state-of-the-art machine learning to produce price forecasts across more than 53,000 financial instruments...

Permanent Hybrid
TE
Security Engineer - Detection Engineering
Tesco • Hertfordshire • 26 Oct 2026
Competitive

As a Security Engineer within Tesco's Detection Engineering team, you will design and implement advanced security monitoring capabilities that proactively protect a global retail ecosystem serving...

Permanent Remote
TE
Senior Security Engineer - Detection Engineering
Tesco • Hertfordshire • 26 Oct 2026
Competitive

As a Senior Security Engineer in Tesco's Detection Engineering team, you will lead the technical design of security-first infrastructure and deliver high-impact engineering outcomes that protect a...

Permanent Remote Featured
BA
Penetration Tester
Barlowe LLP • London • 26 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
RE
Security Engineer (AI Red Team)
Refractal Ltd • London • 26 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
IM
Cloud Security Engineer - Remote (UK Only)
Immersive Labs • England • 26 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
HA
Network Security Engineer - Banking & Finance
Hamilton Barnes Associates Limited • London • 26 Oct 2026
Competitive

Are you looking for an exciting new opportunity? Join a global trading firm leveraging technology, research, and risk management to identify and capture trading and investment opportunities across...

Permanent Hybrid