Senior .NET Developer

Robert Half
Jacksonville, FL, United States
about 1 month ago

Role details

Contract type
Temporary contract
Employment type
Full-time (> 32 hours)
Experience level
Expert
Working hours
Regular working hours
Job source

Tech stack

Clean Code Principles ASP.NET .NET Framework Application Programming Interfaces (APIs) Artificial Intelligence Application Performance Management Microsoft Azure Microsoft Online Services Business Software C Sharp (Programming Language) Cloud Computing Database Design
+30 more
Software Design Patterns Distributed Systems Github Microsoft SQL Server SQL Azure Model View Controller (MVC) Object-Oriented Software Development Search Technologies Software Engineering SQL Stored Procedures Systems Integration Azure Service Bus Enterprise Software Applications Cloud Platform System .NET Core Microsoft Power Automate Retrieval-Augmented Generation Prompt Engineering Backend Git Event Driven Architecture AI Platforms Solid Principles Restful APIs Software Version Control Api Management Serverless Computing Key Vault Web Api Microservices

Job description

We are seeking a Senior .NET Developer to design, develop, and support modern enterprise applications using C#, .NET, Azure, and AI-enabled technologies. This role will be responsible for building scalable backend services, APIs, cloud-based integrations, and serverless solutions using Azure Functions and other Microsoft cloud services.

Requirements

  • Strong experience with C#, .NET, and .NET Core / .NET 6+
  • Experience designing and developing RESTful APIs and backend services
  • Strong experience with ASP.NET Core, Web API, MVC, or related .NET frameworks
  • Hands-on experience with Azure Functions and serverless application development
  • Experience with Azure services such as Azure App Service, Azure API Management, Azure Service Bus, Event Grid, Azure Storage, Key Vault, and Application Insights
  • Experience with SQL Server, Azure SQL, stored procedures, queries, and database design
  • Experience building integrations between internal systems, external APIs, and cloud-based platforms
  • Experience with microservices architecture, event-driven architecture, or distributed systems
  • Experience with CI/CD pipelines using Azure DevOps, GitHub Actions, or similar tools
  • Strong understanding of object-oriented programming, SOLID principles, design patterns, and clean code practices
  • Experience with Git or similar source control tools
  • Experience troubleshooting production issues and optimizing application performance
  • Strong communication skills and ability to work with cross-functional teams
  • Ability to mentor developers and contribute to technical design discussions

AI / Emerging Technology Experience

  • Experience building or integrating AI-enabled features into business applications
  • Exposure to Azure OpenAI, OpenAI APIs, Microsoft Copilot integrations, or similar AI platforms
  • Understanding of prompt engineering, AI-assisted workflows, or generative AI use cases
  • Experience with Retrieval-Augmented Generation, vector search, embeddings, or Semantic Kernel is a plus
  • Ability to evaluate where AI can improve automation, user experience, business processes, or application functionality Technology Doesn’t Change the World, People Do.®

About the company

Robert Half is the world’s first and largest specialized talent solutions firm that connects highly qualified job seekers to opportunities at great companies. We offer contract, temporary and permanent placement solutions for finance and accounting, technology, marketing and creative, legal, and administrative and customer support roles.

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