Security Engineer jobs in London
85 active openings for people who protect applications, infrastructure, and customer data. See the newest roles, the companies hiring most, and the market evidence behind this search.
- Available now
- 85 roles Active listings in Jobfinder
- Hiring market
- 59 companies Not one employer or one job board
- Freshness
- 28 day median Inventory refreshes throughout the day
- Published pay
- Still emerging We only show salary evidence we actually have
The newest security engineer openings.
Ordered by discovery time, with the strongest current market context kept close.
- Staff / Senior Staff Security Engineer, Vinted PayVinteden·London
- Senior Software Security EngineerHarmonic Security Inc·London, England - Hybrid
- Cybersecurity Engineer - Threat ModellingJanestreet·London
- Network Security EngineerJanestreet·London
- Cybersecurity EngineerJanestreet·London
- IT Security EngineerJanestreet·London
- Senior Security EngineerMixpanel·London
- Cybersecurity Risk and Compliance AssociateTeneo·London
- Senior Cloud Security EngineerCheckout.com·London
- Senior Security Engineer, Detection and ResponseRoblox·London
- Senior Corporate Security EngineerDeliveroo·London
- Principal Security ArchitectArtificial·London Office
Staff Security Engineer, Abuse ControlStripe·London
- Security ArchitectIntelance·Remote (London)
- Cyber Security Engineer - Cyber & Autonomous Systems TeamAisi·London
- Senior Manager, Global Cyber Security Incident Response (Global CSIRT)KPMG·London, ENG, GB
- AI Security ArchitectBell Integration·Remote (London, ENG, GB)
Cloud Security Engineerintercom·London
- Applied AI Security ArchitectAnthropic·London
- Security EngineerClearbank·London Office - Hybrid
- Founding Security EngineerPear VC·London
- Security EngineerConduct·London, UK
- Information Security & Risk Specialist (12-month FTC)Accurx·London (Shoreditch)
- Information Security Managerion·London
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Companies hiring
Before you start applying.
How many security engineer jobs in london are open right now?+
There are 85 live openings in this collection as of September 22, 2026. Inventory is refreshed throughout the day, and the page remains available when the count changes.
Which companies are hiring for security engineer roles?+
The most active employers in the current inventory include Janestreet, Anthropic, Blockchain, Flohealth, Intelance.
How fresh are these job listings?+
The median listing in this collection was discovered 28 days ago. Jobfinder refreshes inventory throughout the day and removes closed roles from the active results.