Showing 12 of 5,182 vacancies
BA
Penetration Tester
Barlowe LLP • London • 24 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
BA
Lead Penetration Tester - Kubernetes & DevSecOps
Barlowe LLP • London • 24 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
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
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
BI
Data Security Engineer - Immuta / BigID
Billigence • Not Specified • 24 Oct 2026
Competitive

Who are we? Billigence is a boutique data consultancy with global outreach & clientele, transforming the way organizations work with data. We leverage proven, cutting edge technologies to design,...

Permanent Remote
CL
Vulnerability Management Engineer
CloudFlare • London • 24 Oct 2026
Competitive

At Cloudflare, we are on a mission to help build a better Internet. Today the company runs one of the world's largest networks that powers millions of websites and other Internet properties for...

Permanent Hybrid
HI
Senior DevSecOps Engineer - London
Hiya Inc. • London • 24 Oct 2026
Competitive

About Hiya At Hiya, we're making business calls more trusted, useful, and effective. Voice remains one of the most important ways businesses communicate with their customers, but the value of a...

Permanent Hybrid Featured
IC
Senior Infrastructure and Cloud Security Engineer (m/f/d)
ICE Services • London • 24 Oct 2026
Competitive

Senior Infrastructure and Cloud Security Engineer (m/f/d) London About ICE Services ICE Services is a music technology company built by rightsholders, for rightsholders. We simplify the...

Permanent Hybrid Featured
SA
Security Engineer
Saturn • London • 24 Oct 2026
Competitive

Saturn is a Series A-backed fintech transforming how financial advice is delivered. We operate in one of the world's largest industries. Wealth and asset managers oversee more than $100 trillion...

Permanent Hybrid
HA
Network Security Engineer - Banking & Finance
Hamilton Barnes Associates Limited • London • 24 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
AR
Principal Security Architect
Artificial Labs • London • 24 Oct 2026
Competitive

About Artificial Help shape the future of specialty insurance At Artificial, we're building the next generation of technology for the specialty (re)insurance market. Our mission is to transform how...

Permanent Hybrid Featured