Showing 12 of 4,567 vacancies
WR
Application Security Engineer
Writer • London • 25 Oct 2026
Competitive

This is where security meets innovation at enterprise scale. As a security engineer, applications at WRITER, you'll be building the security foundations that protect the AI systems powering some of...

Permanent Remote
ST
Competitive

At Engine by Starling, we are on a mission to find and work with leading banks all around the world who have the ambition to build rapid growth businesses, on our technology. Engine is Starling's...

Permanent Hybrid Featured
ST
Senior GCP Security Engineer - Cloud Defender
Starling • England • 25 Oct 2026
Competitive

Engine by Starling is seeking a Senior GCP Security Engineer to own the security foundations of our Google Cloud Platform and collaborate with information security, infrastructure and Engine...

Permanent Hybrid Featured
BU
Senior Security Architect - Lead Secure Crypto Trading
Bullish, Inc. • London • 25 Oct 2026
Competitive

Bullish, Inc. is seeking a senior security architect for our London-based Security Architecture team. You will influence secure software across web, API, mobile, and FIX platforms, shaping defenses...

Permanent Hybrid Featured
LO
Senior DevSecOps Engineer - Infra & Cloud Automation
Lockheed Martin • Gloucestershire • 25 Oct 2026
Competitive

Lockheed Martin in the United Kingdom seeks Senior DevSecOps Engineers focused on infrastructure engineering. You will design, build and secure scalable IT infrastructure while integrating IaC and...

Permanent Hybrid Featured
AC
Lead Cyber Security Consultant - Defence (Hybrid UK)
Actica Consulting Limited • Not Specified • 25 Oct 2026
Competitive

Actica Consulting Limited is seeking a Lead Cyber Security Consultant to join our Defence Cyber team in the United Kingdom on a hybrid basis. You will lead teams, work with Defence customers and...

Permanent Hybrid Featured
GC
IAM Technical Lead
GCS Recruitment • Sheffield • 25 Oct 2026
Competitive

Role Title: IAM Technical Lead Location: Sheffield (Hybrid - up to 3 days per week onsite) Role Category: Inside IR35 Overview We're recruiting for an experienced Technical Lead to join the...

Permanent Hybrid Featured
GC
IAM Technical Lead - Next-Gen Identity Transformation
GCS Recruitment • Sheffield • 25 Oct 2026
Competitive

Role Title: IAM Technical Lead Location: Sheffield (Hybrid - up to 3 days per week onsite) Role Category: Inside IR35 Overview We're recruiting for an experienced Technical Lead to join the...

Permanent Hybrid Featured
CB
Security Architect - DV Cleared
CBSbutler Ltd. • Wiltshire • 25 Oct 2026
Competitive

Security Architect + Requires current DV Clearance + Initial 9 month contract but expected to last 2 years + + Inside IR35 - rates are £650 to £725 per day + Hybrid working - expectation is it will...

Permanent Remote DV Cleared Featured
BU
Director, Senior Security Architect
Bullish, Inc. • London • 25 Oct 2026
Competitive

Director, Senior Security ArchitectApply: London: Full time: Posted Today: JR About Bullish Bullish is an institutionally focused global digital asset platform that provides market infrastructure...

Permanent Hybrid Featured
CA
Security Engineer: AI Infra & Kubernetes Security
Carbon3ai Limited. • Not Specified • 25 Oct 2026
Competitive

Era4 is seeking a Security Engineer to design, implement, and continuously improve security controls across our next generation AI infrastructure and datacentre operations in the United Kingdom....

Permanent Hybrid
FO
Cyber Security Engineer
Forward Role • Gloucestershire • 25 Oct 2026
£55000.00 - £55000.00 per annual

Are you a cyber security professional looking to take ownership of security engineering work packages for a growing consultancy operating in the defence and national security space? Cyber Security...

Permanent Hybrid