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Senior Full-Stack Software Engineer with OAuth

Permanenthybrid5+ yrs📍 Warsaw, Mazovia, Poland, 🇵🇱 Poland🗣 English

Senior full-stack engineer building identity platform services on .NET and Azure.

Lead development of a centralized authentication and authorization platform serving multiple product teams across an insurance technology organization. You'll design and build scalable REST APIs using C#/.NET, Angular administration interfaces, and integration services, with deep expertise in OAuth, OpenID Connect, and enterprise identity management. This role combines platform engineering, cloud infrastructure on Azure, and developer experience optimization—expect production on-call duties, architectural influence across teams, and mentorship of junior engineers.

Tech stack
C#.NETAngularTypeScriptAzureAuth0OAuth 2.0Terraform
Rate
Not stated by the agency
via

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Found at a specialist agency · listed 26 August 2026 · InsideJobs links you to the original posting.