Senior Platform Software Engineer – Backend

Our client is seeking a hands‑on Senior Platform Software Engineer (Backend) to implement shared cloud‑native services and reusable .NET SDKs for a next‑generation enterprise application platform. The role focuses on security, API standards, session management, resilient integrations and developer enablement across independently delivered domain services. Build shared services, middleware, templates and reusable NuGet SDKs using C#, modern .NET and ASP.NET Core. Implement authentication integra…