Showing 12 of 843 vacancies
QU
Senior Offensive Security Engineer
Quorum Cyber • city of edinburgh • 19 Oct 2026
Competitive

At Quorum Cyber, we're on a mission to help good people win. Founded in Edinburgh in 2016, we're one of the fastest growing cyber security companies in the UK and North America, serving over 400...

Permanent Hybrid Featured
SO
Senior Incident Response Analyst, MDR
Sophos • oxford • 19 Oct 2026
£131,000 - £219,000

About Us: Sophos is a cybersecurity leader defending 600,000 organizations globally with an AI-driven platform and expert‑led services. Sophos meets organizations wherever they are in their...

Permanent Remote Featured
AP
Defence Security Architect — Secure by Design, Remote
Applause IT Recruitment • United Kingdom • 19 Oct 2026
Competitive

Applause IT Recruitment is seeking a Security Architect for a remote-first role focused on Secure by Design across defence programmes. You will shape architecture from research to operational...

Permanent Remote SC Cleared Featured
VU
Cyber Threat Researcher - Phishing & Malware Analyst
VulnU • cheltenham • 19 Oct 2026
Competitive

KnowBe4 in York, UK seeks a Cybersecurity Threat Researcher for the Threat Research Lab. You will deploy and configure security products including endpoint, email, web and network protection, and...

Permanent Hybrid
NC
Competitive

NCC Group in Cheltenham is expanding its National Security Business Unit and seeks Network Security Researchers to work on challenging cyber security projects for a diverse range of clients. You’ll...

Permanent Hybrid Featured
ME
Remote AI Security Analyst: Threat Evaluation Expert
mercor • United Kingdom • 19 Oct 2026
Competitive

Mercor is seeking a Cybersecurity Expert for a remote, contract-based role that pays per completed task. You will review AI-generated outputs related to threat analysis, develop realistic...

Contract Remote
NA
Principal Vulnerability Researcher
National Physical Laboratory • United Kingdom • 19 Oct 2026
Competitive

About the Role Principal Vulnerability Researcher Office-based | Oxfordshire - If relocating is required for this role, NPL may be able to provide relocation support, subject to location and...

Permanent Hybrid
SA
Cyber Assurance Consultant (DV Cleared)
Sanderson Government and Defence • United Kingdom • 19 Oct 2026
Competitive

Cyber Security GRC Consultant (DV Cleared) Location: Remote / Hybrid - on-site presence as required Contract Type: Permanent & Full-time Salary: Competitive + Benefits About the Role As a Cyber...

Permanent Remote DV Cleared
CR
Lead Blockchain Security Architect: Crypto Threat Hunter
Crypto Pro Network • United Kingdom • 19 Oct 2026
Competitive

JPMorgan Chase & Co in London is seeking a Principal Cybersecurity Architect - Blockchain to lead security for distributed ledger technologies and application-layer protocols. You will identify...

Permanent Hybrid Featured
G
Information Security Analyst
G MASS • london • 19 Oct 2026
Competitive

G MASS is seeking to deploy one of our own Information Security Analysts into a specialist Lloyd's / London Market insurance engagement, on a fixed-term contract (FTC) running to the end of...

Contract Hybrid
AP
Vulnerability Response Engineer
Apple Inc. • london • 19 Oct 2026
Competitive

Selection changes the language of the page/content Vulnerability Response Engineer London, England, United Kingdom Software and Services Apple is seeking an exceptional Information Security...

Permanent Hybrid
AI
Cyber Security Engineer - Cyber & Autonomous Systems Team
AI Security Institute • london • 19 Oct 2026
Competitive

About the AI Security Institute The AI Security Institute is the world's largest and best-funded team dedicated to understanding advanced AI risks and translating that knowledge into action. We’re...

Permanent Remote