Anthropic

Staff+ Software Engineer, Auth & Identity

Anthropic
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2 months ago
San Francisco, CA, USA or New York, NY, USAStaff+
H1B sponsor

Base Salary

$405k - $485k/yr

Responsibilities

  • Own high-traffic authentication, authorization, and identity systems from design through rollout, operations, and iteration.
  • Design credentialing and identity systems for agents, service accounts, and long-running autonomous workloads.
  • Build unified authorization, policy, tenant, organization, and resource-access systems with strong security, low latency, and multi-region resilience.
  • Develop enterprise identity integrations including SSO, SCIM, login policies, recovery methods, and allowlisting.
  • Lead migrations of live high-traffic systems using shadow modes, incremental rollouts, and legacy-path retirement.
  • Set technical direction and collaborate with product, security, infrastructure, and consuming product teams.

Requirements

  • 8+ years of experience building and operating backend or platform systems at scale, ideally including identity, authentication, authorization, or security infrastructure.
  • Experience with technologies and concepts including OAuth 2.0, OIDC, SAML, SCIM, JWTs, token exchange, workload identity federation, Cedar, OPA, RBAC, or resource-level access control.
  • Experience designing for reliability, security, on-call operations, failure modes, revocation, and high availability.
  • Experience owning large migrations in live, high-traffic systems and making independent technical decisions in ambiguous environments.
  • A product-focused approach to platform engineering, including documentation and self-service for adopting teams.
  • Experience with globally distributed databases and multi-region service architecture is valued.
  • Experience with Go, Python, Rust, or TypeScript is valued.
  • Experience with enterprise identity providers and cloud IAM systems is valued.
  • Bachelor’s degree in a relevant field or an equivalent combination of education, training, and/or experience.

Benefits

  • Hybrid policy requiring staff to work from an Anthropic office at least 25% of the time, with some roles requiring more office time.
  • Visa sponsorship is available where feasible, with immigration-lawyer support.
  • Competitive benefits including generous vacation, parental leave, flexible working hours, and office collaboration space.
  • Optional equity donation matching is offered.
  • Applications are reviewed on a rolling basis with no stated deadline.
Anthropic

About Anthropic

5,001-10,000 employees

Anthropic builds large language models and the Claude AI assistant for developers and enterprises, offered via API access and enterprise plans. Founded in 2021 and headquartered in San Francisco, it distributes Claude through its own platform and via partners such as Amazon Bedrock and Google Cloud’s Vertex AI. Its work emphasizes model reliability, interpretability, and practical tooling for tasks like coding assistance, analysis, and customer support automation.

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