Staff Software 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 scope, design, build, and maintain complex security systems. You will identify systemic risks, build security controls, improve developer and supply-chain security, protect sensitive assets, and enable engineering teams to build secure solutions through reusable frameworks and guidance.
Requirements
- At least 8 years of software engineering experience with deep security expertise
- Bachelor's degree in Computer Science or equivalent industry experience
- Programming skills in Python, Go, Rust, C, or C++
- Understanding of identity systems, cryptographic primitives, and secrets management
- Knowledge of Kubernetes security primitives
- Experience leading cross-functional security initiatives
Responsibilities
- Design, build, and maintain complex security systems
- Identify risks through threat modeling and risk assessment and build mitigating controls
- Mentor engineers, contribute to hiring, and grow security engineering culture
- Provide security design patterns that enable other teams to build secure solutions
- Embed security practices into the software development lifecycle and developer workflows
- Harden CI/CD pipelines against supply-chain attacks
- Build and operate credential issuance, rotation, and workload authentication
- Implement cloud and cluster security controls
- Build cryptographic, mTLS, serialization, and authorization frameworks
Benefits
- Visa sponsorship
- Optional equity donation matching
- Generous vacation
- Parental leave
- Flexible working hours
