Showing 12 of 5,875 vacancies
PE
Senior Network Security Engineer
Penta Consulting Ltd • london • 26 Oct 2026
Competitive

# Senior Network Security EngineerJob Reference No.CR/ Job Type: ContractLocation: Feltham, United KingdomJob Reference No.: CR/ Penta Consulting are a technology service provider and leading...

Permanent Remote Featured
CH
Zero-Trust Security Engineer | ISO/27001 & Incident Response
Church International • london • 26 Oct 2026
Competitive

Church International is seeking a Cybersecurity Engineer to implement and maintain robust security measures across its infrastructure in a regulated industry. You will work on transitioning to a...

Permanent Hybrid
LO
Penetration Tester
Lorien • london • 26 Oct 2026
Competitive

PENETRATION TESTER/OFFENSIVE SECURITY CONSULTANT | DV ELIGIBLE | LONDON | 5 days a week on-site Looking for your next penetration testing contract? We're seeking experienced Penetration...

Contract Hybrid DV Cleared
LO
Senior Network Security Architect – Zero Trust
London Metal Exchange Limited • london • 26 Oct 2026
Competitive

A major global financial exchange in London is seeking a Senior Network Security Specialist to oversee the design and implementation of network security controls across various platforms. The...

Permanent Hybrid Featured
PL

Want to help us bring happiness to the world? Want to join an ambitious and fast growing global biscuits and confectionery business investing heavily in iconic global brands, infrastructure and...

Permanent Hybrid
KN
Snr. Information Security Analyst(Remote)
KnowBe4 • cheltenham • 26 Oct 2026
Competitive

Snr. Information Security Analyst(Remote) KnowBe4 empowers the modern workforce to make smarter security decisions every day. Trusted by more than 70,000 organizations worldwide, KnowBe4 is the...

Permanent Remote SC Cleared
VA
DevSecOps Engineer — Data-Sovereign, High-Availability Platform
Valarian Technologies Limited • london • 26 Oct 2026
Competitive

Valarian Technologies is a dual-use technology company building critical tools to safeguard the future in an era of evolving global security challenges. We're rethinking security beyond traditional...

Permanent Hybrid
GR
Cyber Defence Network Engineer
Grant Thornton (UK) • london • 26 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
ST
Security Engineer
StackOne Technologies Limited • london • 26 Oct 2026
Competitive

About StackOne: StackOne is the AI Integration Gateway for SaaS products and AI Agents. Backed by GV and Workday Ventures ($24M raised), we help builders of SaaS platforms and AI Agents orchestrate...

Permanent Hybrid
AL
AI Security Engineer
Alvarez & Marsal • london • 26 Oct 2026
Competitive

Alvarez & Marsal (A&M) is a global consulting firm with entrepreneurial, action and results-oriented professionals. We take a hands-on approach to solving our clients' problems and assisting them...

Permanent Hybrid
JA
AI Security Engineer
Janus Henderson Investors • london • 26 Oct 2026
Competitive

Why work for us? A career at Janus Henderson is more than a job, it’s about investing in a brighter future together. Our Mission at Janus Henderson We will do this by protecting and growing our...

Permanent Hybrid
AN
Staff Software Security Engineer
anthropic • london • 26 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