Top Senior .NET Developer Jobs in Seattle, WA

This role requires a Dot Net Developer with over 5 years of experience in software development, particularly with C#, ASP.NET, MVC, and SQL. Knowledge in Azure is advantageous.

Seeking a .NET Developer with 5+ years of experience in C# and SQL to design and maintain applications using Microsoft technologies, focusing on Azure and system development methodologies.

We are looking for a .Net Developer with 5+ years of experience to build software on Microsoft's platforms, requiring great communication skills.

Lead a team to develop SaaS solutions while coding and mentoring engineers. Responsible for technical leadership and team management.

Design, build, and maintain scalable customer-facing web applications using Vue and .NET. Collaborate with cross-functional teams, participate in code reviews, improve CI/CD/testing/monitoring, contribute to architecture, and communicate progress while supporting product and quality goals.

Senior full‑stack engineer focused on .NET and UI/UX modernization for cleared federal systems. Design and build C#/.NET enterprise apps, integrate with MS SQL/Oracle, conduct user research, create wireframes/prototypes, improve workflows and usability, and collaborate across engineering, QA, and operations within secure environments.

The Senior Backend Engineer will develop backend solutions using .NET/C# and modern architecture, focusing on cloud services and databases, while managing client projects.

As a Senior Software Engineer, you'll design and deliver high-quality solutions, collaborate across teams, mentor junior engineers, and implement scalable software systems.