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Senior C# .Net developer

Company: The Timberline Group
Location: Saint Louis
Posted on: April 3, 2026

Job Description:

Role Overview: We are seeking a C# .Net developer to join our team in St. Louis, Mo. Job Responsibilities: Develop new applications Develop enhancements for existing applications & services Design and estimate technical solutions per project requirements Work with stakeholders & business analysts on defining project requirements Participate in application quality assurance and deployment Participate in investigating and solving production issues Requirements: C# .NET - 5 years’ experience Experience in .NET Framework 4.0 or later Full Life Cycle Development experience SQL Databases – 3 years’ experience Experience using and maintaining RESTful web services Preferences: Experience building applications with an MVC architecture Experience designing applications in a micro-service architecture Experience writing and maintaining a unit test suite Experience automating API and user interface tests 1-2 years’ experience with modern JavaScript libraries (React, Angular) Agile methodology practitioner Knowledge of modern versions of Visual Studio and Team Foundation Server Knowledge of DevOps practices Education / Other Experience: College Degree a plus E-Commerce application experience a plus The Timberline Group Phone: 636-209-5537 PO Box 385, Lebanon, MO 65536 www.timberlinegrp.com resumes@timberlinegrp.com "Delivering quality solutions through quality people"

Keywords: The Timberline Group, St. Louis , Senior C# .Net developer, IT / Software / Systems , Saint Louis, Missouri


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