SeniorSoftwareEngineer,CloudIdentity

SUMMARY Temporal is hiring a Senior Software Engineer for Identity to help design, build, and operate the identity and access systems behind Temporal Cloud — a multi-tenant SaaS platform. You'll work on the systems that authenticate users and workloads, authorize access to namespaces and APIs, and integrate with customer identity providers. You'll partner with Security, Product, and infrastructure teams to deliver "secure by default" capabilities while keeping the developer and operator experience strong. WHAT YOU'LL DO - Build and improve core parts of Temporal Cloud's identity platform — authentication (OAuth 2.0/OIDC, SAML), authorization (RBAC and policy-based access), and workload identity — so customers and workloads can authenticate securely - Help keep the auth path fast and reliable to meet Temporal Cloud's SLOs through caching, token handling, and revocation strategies - Integrate with enterprise identity providers (Okta, Entra ID, Google Workspace) and support user provisioning (SCIM), with attention to common identity threats such as token replay and privilege escalation - Partner with Security, Product, and platform teams to ship secure-by-default patterns and contribute to IAM lifecycle and audit practices - Write clear architecture and design docs, and contribute to the team's technical direction WHAT YOU'LL BRING - Solid hands-on experience building and operating production identity or auth systems — OAuth 2.0/OIDC, SAML, JWT, and token/key rotation - Good understanding of authorization models (RBAC, ABAC); familiarity with policy engines like OPA, Cedar, or OpenFGA is a plus - Experience operating distributed systems in production, including some on-call responsibility - Proficiency in Go; experience with Python, Java, or Rust is a plus - Strong communication skills and the ability to collaborate across security, product, and engineering teams NICE TO HAVE - Exposure to workload identity or short-lived / federated credentials (SPIFFE/SPIRE, mTLS, WI