Showing 12 of 10,000 vacancies
AR
Security Engineer - Lead for Critical Infrastructure
Arcadis • England • 25 Oct 2026
Competitive

Arcadis is seeking a Security Engineer to join the Defence and Security sector. You will deliver technical leadership on medium to large security commissions, coordinating with architecture and...

Permanent Hybrid Featured
BA
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
DI
Competitive

Dianaduggan in London seeks an IAM Security Engineer on a 6-month contract to design, build, and manage access control systems across cloud and on-premise environments. You will work with...

Permanent Hybrid
BA
Security Data Platform Engineer - Elastic SIEM & Cloud
Barlowe LLP • London • 25 Oct 2026
Competitive

G-Research in London seeks a Security Data and Platform Engineer to own the onboarding, tuning and evolution of security telemetry across cloud, hybrid and corporate environments. You will design...

Permanent Hybrid
AM
Competitive

Advertising at Amazon is a fast-growing, multi-billion dollar business that spans across desktop, mobile and connected devices; encompasses ads on Amazon and a vast network of hundreds of thousands...

Permanent Hybrid
ST
Staff Infrastructure Engineer: Cloud, Security & Automation
Starling Bank • Lancashire • 25 Oct 2026
Competitive

Engine by Starling is seeking a Staff Infrastructure Engineer to design, build and run the cloud foundations our first-in-class, cloud-native banking platform is deployed on - across multiple...

Permanent Hybrid
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
SG
AI Security Architect
SGI • Berkshire • 25 Oct 2026
Competitive

St Pauls (1 day per week) AI Security Architect Pay rate - £700-725 per day 6 month initial contract Inside IR35 Our client is on the hunt for a high-performing security architect who would like to...

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

Position Overview About Bullish Bullish is an institutionally focused global digital asset platform that provides market infrastructure and information services. These include: Bullish Exchange - a...

Permanent Hybrid Featured
VA
OT Security SME: Cyber-Physical Solutions (London, Contract)
Vallum Associates • England • 25 Oct 2026
Competitive

Vallum Associates is seeking an OT SME for a contract-based role in London. You will apply OT subject matter expertise, including IEC 62443 concepts, to advise on cyber-physical solution...

Permanent Hybrid Urgent
SA
Remote Cyber Security Controls Tester - Assurance Expert
Sanderson Government & Defence • England • 25 Oct 2026
Competitive

Sanderson Government & Defence is seeking a Cyber Security Controls Tester to support a large-scale security assurance programme. The role is fully remote in the UK with an initial 6-month contract...

Permanent Remote SC Cleared
GS
Security Analyst (T-ISAC)
GSMA LLC • London • 25 Oct 2026
Competitive

Department: Fraud and Security Team: T-ISAC Location: London with hybrid ways of working Position type: Permanent What the hiring manager says The GSMA is expanding the T-ISAC Team and looking for...

Permanent Remote