My client are seeking a Senior C#/.NET Developer with proven expertise in building modern, cloud-native solutions. This is a high-impact position where you will lead the development of .NET applications using C# and the latest frameworks (.NET 6/7/8), while shaping the technical direction of mission-critical projects. Must have Government background. Development of .NET applications using C#, .NET 6/7/8, and modern frameworks. Build cloud-native microservices hosted on Azure App Services, AKS, or serverless components. Implement high-quality, testable code following SOLID principles and engineering best practices. Azure Cloud Expertise Develop and deploy solutions using: Azure Functions Azure Service Bus / Event Hub Azure SQL / Cosmos DB Azure API Management Azure Key Vault, Managed Identities Work closely with architects to align development with platform standards. DevOps & CI/CD Implement CI/CD pipelines using Azure DevOps or GitHub Actions. Work with Infrastructure engineers to design IaC templates (Terraform/Bicep). Ensure observability using App Insights, logging, and monitoring tooling. Architecture & Design Contribute to solution design, integration patterns, and system architecture. Use microservices, event-driven architecture, and domain-driven design (DDD). Participate in sprint planning, refinement, and architecture reviews. Required Skills & Experience Expert in C#, .NET Core, REST APIs, microservices. Strong Azure experience including serverless, integration, and cloud-native patterns. Knowledge of containerisation ( Docker, Kubernetes ) and messaging systems. ORM and database experience (EF Core, SQL Server, Cosmos DB). Experience with secure coding and OAuth2/JWT authentication.