Showing 12 of 10,000 vacancies
ME

Meta is seeking Security Engineers with Privacy and Data protection expertise to join our Applied Artificial Intelligence (AAI) organization. You will apply deep privacy engineering expertise to...

Permanent Hybrid
AR
Security Engineer
Arcadis • England • 26 Oct 2026
Competitive

Arcadis is the world's leading company delivering sustainable design, engineering, and consultancy solutions for natural and built assets. We are more than 34,000 people, in over 30 countries,...

Permanent Hybrid
BA
Lead Penetration Tester - Kubernetes & DevSecOps
Barlowe LLP • London • 26 Oct 2026
Competitive

G-Research is seeking a hands-on Penetration Tester to lead tests and vulnerability assessments across internal systems and security controls. Your work will strengthen our security posture through...

Permanent Hybrid Featured
NE
Ethical Hacker / Penetration Tester - no experience needed
NEWTO TRAINING LIMITED • Yorkshire • 26 Oct 2026
£65000.00 - £65000.00 per annual

Ethical Hacker / Penetration Tester - no experience needed From £45,000 - £6 5,000 This is a self-funded career programme with a guaranteed job on completion or 100% of your course fees back Train....

Permanent Hybrid
NE
Ethical Hacker / Penetration Tester - no experience needed
NEWTO TRAINING LIMITED • Lancashire • 26 Oct 2026
£65000.00 - £65000.00 per annual

Ethical Hacker / Penetration Tester - no experience needed From £45,000 - £6 5,000 This is a self-funded career programme with a guaranteed job on completion or 100% of your course fees back Train....

Permanent Hybrid
HA
Security Testing Consultant (Penetration Tester) Hybrid
Hackajob Ltd • Surrey • 26 Oct 2026
not provided

Our client is the digital and intelligence arm of a major defence company. Location(s): UK, Europe & Africa : UK : Frimley UK, Europe & Africa : UK : Gloucester UK, Europe & Africa : UK : Guildford...

Permanent Hybrid
DG
Penetration Tester
DGH Recruitment • London • 26 Oct 2026
£55000.00 - £55000.00 per annual

Penetration Tester DGH Recruitment are currently recruiting on behalf of a leading client in the Accountancy industry who require a Penetration Tester to join the firm in London. Key...

Permanent Hybrid
HD
Senior Underwriter - Cyber
HDI • London • 26 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 • 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
RE
Security Engineer: Detection & Response for AI Threats
Refractal Ltd • London • 26 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
MO
Senior Security GRC Engineer
Mozilla • Not Specified • 26 Oct 2026
Competitive

The Mozilla Corporation is wholly owned by the non-profit 501(c) Mozilla Foundation. This means we aren't beholden to any shareholders - only to our mission. Along with thousands of volunteer...

Permanent Remote Featured
IM
Cloud Security Engineer: Craft Cloud Labs & Content
Immersive Labs • England • 26 Oct 2026
Competitive

Immersive Labs is seeking a Cloud Security Engineer to join the Product team, shaping secure labs and emulated cloud environments across AWS, Azure and GCP. You will craft hands-on content and...

Permanent Hybrid