.NET Developer

IO Datasphere, Inc.; Madison (WI); On-site; USD 85,000 - 120,000; Full time

Job summary

Wisconsin Department of Administration (DOA) seeks a .NET Developer for day-to-day maintenance and support of business applications. You will manage integrations and work on full-stack development, including web apps and APIs.

The role emphasizes secure development practices, debugging, and adherence to SDLC, with occasional after-hours work. Requires strong communication and collaboration across teams.

Qualifications

• Excellent verbal and written communication and best use of judgment and diplomacy.
• Experience with .NET stack and front-end/back-end web development including web services.

Responsibilities

• Performs front-end and back-end development of web applications and web APIs.
• Follows approved life cycle methodologies, creates documentation, and performs testing.
• Resolves technical issues through debugging and investigation.
• Implements security controls into the SDLC, including GitHub Advanced Security.
• Provide security support including vulnerability remediation and regulatory compliance.

Skills

ASP.NET MVC

.NET Core

Frontend & Backend WebDev

SQL Server

Stored Procedures

SSRS Reporting

Kendo UI

Power BI

DevSecOps / SDLC security

Security compliance

Education

Bachelor's or Associate degree in IT/CS

Tools

GitHub Advanced Security

Job description

Client Name Wisconsin Department of Administration (DOA)

Requisition 167769

Location Madison, WI

Duration 1+ years

Due Date 11/12/2026

C2C Possible Yes. Rate depends on experience

Interview Method Webcam

NOTE: Candidates must be CURRENT WI residents. No relocation is allowed. Can accommodate if candidate wants to work onsite. There will be occasional (potentially twice a month) weekend or evening work, but this is not an on-call position. We can accept H1b, H4, TN and other valid work visas for IT. However we cannot accept OPT or CPT visas at this time.

Description:

Our client seeks a .NET Developer responsible for day-to-day maintenance of applications and support for business requests. The person in this role will manage integrations. This project requires knowledge of full stack development. This is an application support position.

Tasks

• Performs front-end and back-end development of web applications and web APIs (web services).
• Follows approved life cycle methodologies, creates documentation, and performs application coding and testing.
• Resolves technical issues through debugging, research, and investigation.
• Implements or uses security controls directly into the software development lifecycle, including GitHub Advanced Security.
• Provide support for security including vulnerability remediation, participation in security initiatives, escalation support for cybersecurity incidents. Ensure regulatory compliance in systems.

Knowledge, Skills and Abilities Required:

• Excellent verbal and written communication and best use of judgment and diplomacy.

Skills Required

• 5-8+ years - Development and Support experience on web-based applications using the .NET framework ASP.NET, MVC, .NET CORE.
• 5-8+ years - Experience performing front-end and back-end development of web applications and web APIs (web services).
• 5-8+ years - Experience with ASP.net and SSRS reporting
• 5-8+ years - Experience with SQL Backend and stored procedure experience
• Experience in troubleshooting and maintaining a monolithic application
• Experience with SQL Server and relational databases.
• Experience ensuring enforcement and advancement of security and DevSecOps standards through secure development practices, vulnerability remediation prioritization, automated testing, performance monitoring, and compliance with organizational security frameworks.
• Bachelor's or associate degree in area of specialty or equivalent work experience
• 5-8+ years - Experience with Kendo UI Controls
• 5-8+ years - Experience with Power BI
• Knowledge of secure software development frameworks, including NIST 800-218 SSDF and ISO 27034 to ensure the delivery of secure and compliant systems.