Showing 12 of 1,886 vacancies
DR
Senior Offensive Security Engineer
DRW • london • 27 Oct 2026
Competitive

DRW is a diversified trading firm with over 3 decades of experience bringing sophisticated technology and exceptional people together to operate in markets around the world. We value autonomy and...

Contract Hybrid Featured
HO
Senior Software Engineer - DevSecOps, Architecture & Mentoring
Hong Kong Exchanges and Clearing Limited (HKEX) • london • 27 Oct 2026
Competitive

Hong Kong Exchanges and Clearing Limited (HKEX) in London is seeking an experienced software engineer to join a permanent IT team. The role focuses on delivering complex solutions, reviewing...

Permanent Hybrid Featured
TH
Managing Director - Cyber
The Travelers Indemnity Company • london • 27 Oct 2026
Competitive

Who Are We? Taking care of our customers, our communities and each other. That’s the Travelers Promise. By honoring this commitment, we have maintained our reputation as one of the best property...

Full Time Hybrid
CA
Principal Security Engineer - Fuzzing Specialist
Camwebdir • United Kingdom • 27 Oct 2026
Competitive

Principal Security Engineer - Fuzzing Specialist Job Overview As a Security Engineer – Fuzzing Specialist, you will own and evolve our coverage-guided fuzzing program. Your mission is to uncover...

Permanent Hybrid
TE
Hybrid Cyber QA Strategy Architect | Governance & Maturity Lead
Test Triangle Limited • sheffield • 27 Oct 2026
Competitive

HSBC UK is seeking a Testing Strategy & QA Governance Consultant (Cyber) in Sheffield on a hybrid basis. You will define Testing Strategy, QA maturity, and remediation roadmap across Cyber, working...

Permanent Hybrid Featured
HA
Remote Security Architect – Consultancy (Outside IR35)
Hamilton Barnes Associates Limited • United Kingdom • 27 Oct 2026
Competitive

A specialist IT consultancy is seeking a Security Architect for a fully remote, 3-month contract. The successful candidate will lead the definition of security architecture and ensure security...

Contract Remote SC Cleared Featured
SM
Senior AWS DevOps Engineer IaC, CDK, Terraform, Python, OIDC, IAM
Smart Sourcer Limited • london • 27 Oct 2026
Competitive

Senior AWS DevOps Engineer IaC, Serverless, CDK, Terraform, Python, OIDC, IAM Rules Outside IR35 A standout contract opportunity with a global, market–leading B2B SaaS organisation undergoing a...

Contract Hybrid Featured
TE
Senior Cloud Security Engineer
Tesco • welwyn garden city • 27 Oct 2026
Competitive

About the roleJoin as an Senior Cloud Security Engineer within the Platform Security team. Your core purpose will be acting as the go-to subject matter expert between the wider Technology Security...

Permanent Remote Featured
GE
Contract Security Engineer - Defence Systems Architecting
General Dynamics UK Limited • oakdale • 27 Oct 2026
Competitive

General Dynamics Mission Systems UK is seeking a Security Engineer (Contractor) to collaborate with Technical Project Managers and the Solution Design Team to deliver security artefacts for the...

Contract Hybrid Featured Urgent
MO
Senior Security GRC Engineer
Mozilla • United Kingdom • 27 Oct 2026
Competitive

The Mozilla Corporation is wholly owned by the non-profit 501(c) Mozilla Foundation. This means we aren't beholden to any shareholders — only to our mission. Along with thousands of volunteer...

Permanent Remote Featured
TP
Senior Network Security Infrastructure Engineer
TP ICAP Group • london • 27 Oct 2026
Competitive

Group Overview The TP ICAP Group is a world leading provider of market infrastructure. Our purpose is to provide clients with access to global financial and commodities markets, improving price...

Permanent Hybrid Featured
VI
Security Engineer
VIQU Limited • london • 27 Oct 2026
Competitive

Security Engineer - SIEM / QRadar - 6-month contract - London/remote Overview My Client is seeking a hands-on Security Engineer to own and optimise SIEM rules, alert tuning and log aggregation,...

Contract Remote