Showing 12 of 2,684 vacancies
CO
Applied AI Security Architect
Confidential • london • 27 Oct 2026
£190,000 - £225,000

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 Featured
GR
Cyber Defence Network Engineer
Grant Thornton (UK) • london • 27 Oct 2026
Competitive

Alternatively, Grant Thornton At Grant Thornton we do things differently - looking to the future, driving ambitious growth and pioneering positive change in our industry. Providing audit, tax and...

Permanent Remote
RE
Security Engineer
Rex Technologies GmbH • london • 27 Oct 2026
Competitive

About Marex Marex Group plc (NASDAQ: MRX) is a diversified global financial services platform providing essential liquidity, market access and infrastructure services to clients across energy,...

Permanent Hybrid
CL
Python Developer IAM Okta SaaS
Client Server Limited • london • 27 Oct 2026
£75,000 - £90,000

London, Greater London | £75k - £90k per year Python Developer / Software Engineer (IAM Okta SaaS Rust IaC) Remote to £90k Are you a technologist Python Developer with a good knowledge of IAM...

Full Time Remote
ST
Senior Penetration Tester
Starling • london • 27 Oct 2026
Competitive

Starling is the UK's first and leading digital bank on a mission to fix banking! We built a new kind of bank because we knew technology had the power to help people save, spend and manage their...

Permanent Hybrid Featured
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
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