Senior .NET Developer: API & Microservices Leadership

Addison Group; Oklahoma; On-site; USD 135,000 - 187,000; Full time

Benefits offered by this job

Medical insurance

Dental insurance

Vision insurance

401(k)

Job summary

Addison Group is seeking a seasoned .NET Developer to join a collaborative technology team in Oklahoma. You will design, develop, test, and deploy applications using C# and .NET across APIs, integrations, and databases in an Agile setting.

The ideal candidate has 4+ years of professional software development experience with strong C#/.NET skills, relational databases, REST APIs, and modern UI via Blazor Server. Excellent problem-solving and teamwork are essential.

Qualifications

• Bachelor's degree in Computer Science or related field preferred; equivalent experience considered.
• 4+ years of professional software development experience; 5–7 years preferred.
• Strong experience with C#, .NET, or comparable development frameworks.
• Experience with relational databases and API development.
• Familiarity with Agile/Scrum and/or Waterfall methodologies.
• Experience with source control and modern CI/CD practices.

Responsibilities

• Lead software development projects from requirements through deployment.
• Provide technical direction and support to other developers.
• Develop and maintain applications using C# and .NET.
• Build REST APIs and integrations using OpenAPI/Swagger.
• Develop microservices and event-driven applications.
• Create UI with Blazor Server and work with SQL Server/Oracle.
• Develop and execute unit and integration tests; collaborate with QA.
• Troubleshoot production issues and identify root causes.
• Monitor performance and ensure secure, scalable solutions.
• Mentor team members and promote best practices.

Skills

C#

.NET

REST APIs

Blazor Server

SQL Server

Oracle

OpenAPI

Microservices

Event-driven

Relational databases

Agile/Scrum

CI/CD

GitHub

Azure DevOps

Testing

Debugging

Software architecture

Education

Bachelor's degree in CS/related field

Tools

OpenAPI/Swagger

GitHub

Azure DevOps

CI/CD

Blazor Server

Job description

Addison Group is seeking a seasoned .NET Developer to join a collaborative technology team in Oklahoma. You will design, develop, test, and deploy applications using C# and .NET across APIs, integrations, and databases in an Agile setting.

The ideal candidate has 4+ years of professional software development experience with strong C#/.NET skills, relational databases, REST APIs, and modern UI via Blazor Server. Excellent problem-solving and teamwork are essential.