Showing 12 of 10,000 vacancies
OP
Palo Alto Network Security Engineer - Onsite London Contract
OpticoreIT Limited • London • 24 Oct 2026
Competitive

Opticore IT is seeking a Network Security Engineer to join a major security project in Central London, with one day onsite per week. This 6-month contract sits inside IR35. You will work with an...

Permanent Hybrid Urgent
LO
Senior Manager, Business Information Security
London Stock Exchange Group • London • 24 Oct 2026
Competitive

About Us LSEG (London Stock Exchange Group) is more than a diversified global financial markets infrastructure and data business. We are dedicated, open-access partners with a dedication to...

Permanent Hybrid Featured
CA
AI Security Engineer
Cathcart Technology • Aberdeenshire • 24 Oct 2026
Competitive

An AI Security Engineer is required to join a leading international organisation based in Aberdeen to help shape how AI technologies are adopted, secured and governed across the business (fully...

Permanent Remote
AC
Senior Security Architect - Cloud & Threat Defense
Accenture PLC • London • 24 Oct 2026
Competitive

Accenture is seeking a Senior Technical Security Consultant to join our UK team with flexible location and client travel. The role targets a Manager/Associate Manager level, with a focus on...

Permanent Hybrid Featured
TI
Competitive

At Tide, we help SMEs save time and money in the running of their businesses by not only offering business accounts and related banking services, but also a comprehensive set of highly usable and...

Permanent Remote
LE
Lead Product Security Engineer - Hybrid, Next-Gen Defence
Leonardo UK Ltd • Hampshire • 24 Oct 2026
Competitive

Leonardo UK Ltd is seeking a Principal Security Engineer to secure next gen defence protection systems across the product lifecycle. You will define security requirements and guide cross functional...

Permanent Hybrid Featured
AC
Cyber Security Architect - Shape Secure Enterprise & Cloud
Accenture PLC • London • 24 Oct 2026
Competitive

Accenture PLC is seeking a Cyber Security Architect to join a growing security team across the UK. The role focuses on defining security architecture for enterprise IT and cutting-edge systems,...

Permanent Hybrid Featured
MO
Senior Security Engineer - Firefox (Remote UK)
Mozilla • Not Specified • 24 Oct 2026
Competitive

Mozilla is seeking a Senior Software Engineer to design and implement enterprise security and hardening features for Firefox. You will advance security architecture across operating systems and...

Permanent Hybrid Featured
CO
Lead Cyber Security Advisor
Consult • London • 24 Oct 2026
Competitive

Sector: Public Sector / Government Job Title: Lead Cyber Security Advisor Type: Contractor Location: London or Glasgow (hybrid initially) Duration: 6 months initial Vetting: SC security clearance...

Permanent Hybrid Featured
EL
Senior Java Security Engineer - Elasticsearch (Scale & AI)
Elasticsearch B.V. • Not Specified • 24 Oct 2026
Competitive

Elastic is seeking a Senior Software Developer to join the Elasticsearch Security team. You will contribute to the architecture and design of Elasticsearch's core features, including...

Permanent Hybrid Featured
CA
AI Security Engineer - Governance & Secure AI Adoption
Cathcart Technology • Aberdeenshire • 24 Oct 2026
Competitive

Cathcart Technology is seeking an AI Security Engineer to join a leading international organisation based in Aberdeen. The role is fully remote within the UK and focuses on shaping how AI...

Permanent Remote
CO
Competitive

Consult is seeking a Lead Cyber Security Advisor on a 6-month contractor basis in London or Glasgow with hybrid working. The role requires SC security clearance and will support change programmes,...

Permanent Hybrid SC Cleared