Senior PMS Modernization Engineer - .NET/WPF/API/AI

8+ years of enterprise software engineeringStrong C# and .NET across legacy .NET Framework and modern .NETDeep WPF, XAML, MVVM, desktop architecture and multithreading; hands-on DevExpress (complex grids, performance-sensitive UIs)RESTful API design and build (ASP.NET Core); authentication, authorization, auditing, observabilityPython required for services, automation, analytics or AI componentsStrong SQL Server development and performance tuningPerformance engineering: profiling, diagnostics, memory management, resolving freezes and crashes in productionAI enablement: embedding LLM prompt/chat experiences into workflows (orchestration, tool-calling, retrieval, guardrails)Desirable: React/Angular, MongoDB modernization, microservices/event-driven, Azure/Kubernetes, regulated environmentsBuy-side investment technology highly preferred: PMS, OMS, EMS, IBOR, risk/analytics platforms, front-office trading; fixed income, equities, FX, derivatives workflows