Showing 12 of 1,876 vacancies
VA
Azure Network Security Architect
Vallum Associates Limited • london • 19 Oct 2026
Competitive

Initially, a 1-month contract will be issued, which is extendable up to 12 months. During the first month, the candidate will be required to work 2 weeks onsite and 2 weeks remotely. After that,...

Contract Remote Featured
SW
Frontier AI Security Engineer
Swift Software • london • 19 Oct 2026
Competitive

Swift is seeking an expert in AI security to run frontier AI models against its codebase, identify hidden vulnerabilities, and build scalable AI-assisted detection pipelines in a highly regulated...

Permanent Hybrid
SE
OCI Security Tester: Cloud Security, IAM & Secure by Design
Searchability • london • 19 Oct 2026
Competitive

Searchability in London is seeking a Security Tester to strengthen Oracle Cloud Infrastructure security testing across cloud infrastructure, networks and access controls. You will translate...

Permanent Hybrid DV Cleared
JA
Senior Network & Security Specialist
JAC Recruitment • london • 19 Oct 2026
Competitive

Company: Retail Company Position: Senior Network & Security Specialist Contract: Permanent Location: London Salary: 55,000 – 60,000 GBP + 10% Bonus Job responsibilities: Network & Connectivity...

Contract Hybrid Featured
G-
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
AW
Vulnerability Researcher - Consultant
Awerian Ltd • cambridge • 19 Oct 2026
Competitive

Company Description Breakthrough technology is vital for strengthening UK defence and homeland security. As a Hardware Security Engineer Consultant at Awerian, you will be at the forefront of this...

Full Time Hybrid
JU
Application Security Engineer
Just Eat Takeaway.com • wealden • 19 Oct 2026
Competitive

Ready for a challenge? Then Just Eat Takeaway.com might be the place for you. We’re a leading global online delivery platform, and our vision is to empower everyday convenience. Whether it’s a...

Permanent Hybrid
HA
Offensive Security Tester or Penetration Tester
hackajob • london • 19 Oct 2026
Competitive

Overview hackajob is collaborating with NTT DATA UK to connect them with exceptional tech professionals for this role. Offensive Security Tester / REMOTE Technical Consultancy, London The Team...

Permanent Remote
PA
IT/OT Penetration Tester | Hybrid + Learning Budget
PA Consulting • london • 19 Oct 2026
Competitive

A leading consulting firm in Greater London is looking for a penetration tester to deliver high-quality security assessments and collaborate with multiple teams. The ideal candidate will have...

Permanent Hybrid
HO
Senior Network Security Architect: Zero Trust & Hybrid
Hong Kong Exchanges and Clearing Limited (HKEX) • london • 19 Oct 2026
Competitive

Hong Kong Exchanges and Clearing Limited (HKEX) is seeking a Senior Network Security Specialist for the London Metal Exchange (LME). This role involves designing, implementing, and governing...

Permanent Hybrid Featured
HO
DevSecOps Engineer: Secure, Automated Pipelines & Standards
HOK Consulting - Technical Recruitment Consultancy • sheffield • 19 Oct 2026
Competitive

A leading technical recruitment consultancy is seeking a skilled DevSecOps Consultant to drive engineering excellence and integrate security practices. You will lead initiatives for standardisation...

Permanent Hybrid
NE
Platform Security Engineer: Cloud & K8s Defense
Neo4j Inc • london • 19 Oct 2026
Competitive

Neo4j Inc is seeking experienced engineers with a security mindset to enhance security in cloud environments. Your role includes developing controls in Azure, AWS, and GCP, focusing on secure...

Permanent Hybrid