Staff Application Security Engineer
AI safety and research company building reliable, interpretable, and steerable AI systems, including the Claude product family and developer platform.
Maintainer signals as of 9/24/2026
Funding history
About Anthropic
Anthropic PBC develops frontier AI systems and deploys them through Claude products and the Claude Platform, with a stated focus on safety, interpretability, and steerability.
Skills
Candidate Availability
Required and preferred rules are kept separate and reflect the wording in the original posting.
About the Role
You will design, build, and operate Claude-powered security systems. You will lead secure design reviews and threat modeling, evolve bug-bounty operations, partner on product security decisions, and participate in operational rotations for escalations, incidents, and launch consultations.
Requirements
- Application and infrastructure security experience
- Cloud security
- Container security
- Production coding ability in Python, Go, Rust, or TypeScript
- Threat modeling
- Vulnerability identification
- Technical communication
- 7+ years of application security, security engineering, or security-focused software engineering experience
- LLM security
- Bug bounty program experience
- Vulnerability management
- Security automation
- Penetration testing
Responsibilities
- Design, build, and operate Claude-powered security systems
- Lead secure design reviews and threat modeling for AI systems
- Evolve automated bug bounty operations
- Partner as an embedded security owner on product launches and architecture
- Participate in operational rotations for bounty escalations, incident response, and launch consultations
Benefits
- Optional equity donation matching
- Generous vacation
- Parental leave
- Flexible working hours