Senior Application Security Engineer at Trigger.dev
Confirmed open
Secure Trigger.dev’s AI-agent runtime and multi-tenant cloud platform through sandbox hardening, encrypted secrets, offensive testing and incident response. The role is remote or hybrid in the UK.
Search jobs by company: Trigger.dev
- Location
- Remote
- Employment
- FullTime
- Work arrangement
- remote
- Technologies
- TypeScript, Go
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Role overview
Trigger.dev runs customer AI agents and workflows, including untrusted user code. This role combines backend engineering with hands-on application security and owns isolation of that code. The posting lists remote or hybrid work in the United Kingdom.
Responsibilities
- Design and harden sandboxes and runtime isolation for untrusted code.
- Build encrypted secrets, log redaction, private networking and other customer security features.
- Use automated offensive testing to find and fix weaknesses; improve detection, response and vulnerability handling.
- Review code and scans, document security practices and share secure engineering habits.
Qualifications
- Senior production backend engineering and practical application-security experience, including code review, threat modelling or penetration testing.
- Cloud operations, multi-tenant systems and TypeScript; Go and Rust appear in the codebase.
- Comfort with AI-assisted security testing, on-call work and occasional in-person team events.
Technology in this role
- TypeScript: Cloud operations, multi-tenant systems and TypeScript; Go and Rust appear in the codebase.
Benefits
- The posting lists pay and equity, asynchronous work, home-office equipment, 25 days of vacation plus holidays, sick and parental leave, a training budget and pension contributions.
How to apply
Review the original posting and apply through the employer’s careers page.
View source and applyApply directlySource checked: 2026-10-30
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