Showing 12 of 4,322 vacancies
AN
Staff Software Security Engineer
anthropic • london • 27 Oct 2026
£255,000 - £325,000

About the company the company’s mission is to create reliable, interpretable, and steerable AI systems. We want AI to be safe and beneficial for our users and for society as a whole. Our team is a...

Permanent Hybrid
RM
Senior Penetration Tester
RMT Accountants & Business Advisors Ltd • United Kingdom • 27 Oct 2026
Competitive

Description In 2023, RMT became part of Sumer Group - a collaboration of renowned regional accountancy practices with a shared vision to champion local small to medium-sized enterprises....

Permanent Hybrid Featured
RM
Senior Penetration Tester — Lead & Mentor Security
RMT Accountants & Business Advisors Ltd • United Kingdom • 27 Oct 2026
Competitive

Sumer Group, via its RMT Operations - IT, seeks an experienced Lead Penetration Tester to join its Cyber Security practice on client-site engagements. You will lead penetration tests, Cyber...

Permanent Hybrid Featured
HI
Principal Platform Security Engineer
Hiscox SA • london • 27 Oct 2026
Competitive

## Principal Platform Security EngineerApplyremote type: Hybridlocations: York: Lisbon: Londontime type: Full timeposted on: Posted Todayjob requisition id: R **Job Type:**Permanent**Build a...

Permanent Remote
FL
Senior Application Security Engineer
Flagstone • london • 27 Oct 2026
Competitive

What is Flagstone? Flagstone is many things. An online savings platform, reinventing how individuals, businesses, and charities manage, protect, and grow their cash. A diverse group of people,...

Permanent Hybrid Featured
AP
Vulnerability Response Engineer
Apple Inc. • london • 27 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
SO
Staff Security Architect
sonyinteractiveentertainmentglobal • london • 27 Oct 2026
Competitive

Why Sony Interactive Entertainment? Sony Interactive Entertainment isn’t just the Best Place to Play — it’s also the Best Place to Work. Sony Interactive Entertainment (SIE) is the company behind...

Permanent Hybrid Featured
MC
Senior Cyber Security Manager - Citizen Development
McKinsey & Company • london • 27 Oct 2026
Competitive

Who You'll Work With You are someone who thrives in a high-performance environment, bringing a growth mindset and entrepreneurial spirit to tackle meaningful challenges that have a real impact. You...

Permanent Hybrid Featured
NC
Network Security Researcher
NCC Group • cheltenham • 27 Oct 2026
Competitive

Location: GBR Cheltenham Jessop House Skills, Knowledge and Expertise Department: Cyber Services and Capabilities Location: GBR Cheltenham Jessop House Description NCC Group are continuing to...

Permanent Hybrid
CL
AI Security Engineer (f/m/d)
Clariness • london • 27 Oct 2026
Competitive

Clariness is looking for an AI Security Engineer (f/m/d) based Germany, UK, SA, or Serbia. - Full-time; unlimited About the role This role is about building, operating and continuously improving...

Full Time Hybrid
JA
Infrastructure Security Engineer
Jane Street • london • 27 Oct 2026
Competitive

About the Position We are looking for an Infrastructure Security Engineer with a strong cross platform engineering background and practical exposure to modern platform security controls to help our...

Permanent Remote
RE
Lead Game Security Engineer
Rebellion Group • warwick • 27 Oct 2026
Competitive

We want you to #JOINTHEREBELLION! For 30 years we’ve been independently developing and publishing incredible video games at our multiple studios founded by Jason & Chris Kingsley, but Rebellion is...

Temporary Hybrid Featured