Senior Software Engineer - IAM (OIDC / OAuth)

We're looking for a Senior Software Engineer with deep Identity and Access Management (IAM) domain expertise to take ownership of a large-scale enterprise OIDC platform supporting thousands of users, hundreds of applications, and mission-critical authentication services.

This is not a Kubernetes, DevOps, SRE, or infrastructure engineering role. It is a senior application engineering and identity architecture position focused on the design, operation, troubleshooting, and evolution of a custom-built authorization platform. You'll become the technical authority for the platform, leading complex investigations, guiding architectural decisions, mentoring other engineers, and driving the roadmap toward a modern, standards-based identity solution.

The ideal candidate has hands-on experience building, operating, or extending identity platforms and authorization servers, with deep fluency in OAuth2, OpenID Connect, JWTs, claims, scopes, federation, MFA, token lifecycle managemen...