Senior .NET Software Engineer

ADP, Inc.; St. Louis (MO); On-site; USD 90,000 - 130,000; Full time

Job summary

ADP, Inc. in Saint Louis, MO is seeking a Software Engineer III to design, develop, and maintain .NET applications. You will collaborate with internal teams to implement scalable solutions and ensure code quality.

Qualified candidates have 3–6 years in .NET, SQL Server, Azure, and MVC patterns, with strong communication skills and a DevOps mindset. This full-time role offers growth opportunities within a collaborative environment.

Qualifications

• 3-6 years experience in .NET framework and/or .NET Core MVC.
• Familiarity with SQL Server database, writing SQL and design/architectural patterns (e.g. MVC).
• Experience developing cloud applications in an Azure environment
• Ability to do full stack development within the .NET MVC Core structure
• Familiarity with architecture styles/APIs (REST, RPC)
• Establish and maintain effective communication with other software engineers, project managers, cross-functional project teams, and internal/external customers in order to identify key plan tasks and due dates
• Maintain regular and predictable attendance
• Experienced DevOps in an Agile development environment
• Perform other duties as assigned
• Bachelor’s Degree or equivalent experience

Responsibilities

• Participate in requirements analysis
• Collaborate with internal teams to produce software design and architecture
• Write clean, scalable code using .NET programming languages
• Test and deploy applications and systems
• Revise, update, refactor and debug code
• Improve existing software
• Develop documentation throughout the software development life cycle (SDLC)
• Serve as a technical expert and provide technical support as needed
• Able to assist and mentor junior level .NET developers

Skills

Excellent troubleshooting

Effective communication

Education

Bachelor's Degree

Tools

.NET Framework/.NET Core

Azure

SQL Server

Job description

ADP, Inc. in Saint Louis, MO is seeking a Software Engineer III to design, develop, and maintain .NET applications. You will collaborate with internal teams to implement scalable solutions and ensure code quality.

Qualified candidates have 3–6 years in .NET, SQL Server, Azure, and MVC patterns, with strong communication skills and a DevOps mindset. This full-time role offers growth opportunities within a collaborative environment.