Software Engineer

Tyler Technologies, Inc.; Madison (WI); On-site; USD 105,000 - 115,000; Full time

Job summary

Tyler Technologies, Inc. in Madison, Wisconsin, is seeking a Software Engineer to design, build, and maintain applications used by residents, businesses, and state staff. You will own features end to end across ASP.NET Framework and modern .NET, with a focus on secure, scalable solutions.

This hybrid role requires three days onsite per week at the Madison office, with remote work the rest of the time. You will collaborate across the stack and contribute to documentation and code reviews.

Qualifications

• Bachelor’s degree in computer science, software engineering, computer engineering, or related field or equivalent experience.
• 2+ years of professional software development with clear progression in responsibility.
• Proficiency in C# and .NET across .NET Framework and modern .NET.
• MS SQL Server design and querying, Entity Framework 6 and EF Core.
• Solid understanding of architecture, patterns, and scalable systems.
• Secure coding: RBAC, encryption, input validation, and secure design.
• CI/CD pipelines, Docker, and Git/GitHub collaboration.
• Experience with agentic AI coding tools and human-in-the-loop patterns.
• Full software lifecycle experience and production support.
• Clear written and verbal communication for docs and reviews.

Responsibilities

• Design and deliver complete features from requirements through deployment.
• Work full stack: DB schema, API, UI.
• Maintain and modernize ASP.NET Framework apps and migrate to modern .NET.
• Debug and optimize across the stack and queries.
• Follow best practices for security, testing, and API design.
• Own testing strategy and code coverage for your areas.
• Mentor juniors and onboard new engineers.
• Suggest process improvements to speed the team.

Skills

C#

.NET

SQL Server

Entity Framework

CI/CD

Docker

Git/GitHub

Web API

Strong communication

Education

Bachelor's degree in Computer Science / Software Engineering or related field

Tools

Docker

GitHub

Entity Framework

WCF / ASP.NET Framework

Job description

Software EngineeringMadison,Wisconsin
Salary: USD 105000 - 115000 Annually

As a Software Engineer on the Tyler Wisconsin team, you will design, build, and maintain applications used every day by Wisconsin residents, businesses, and state agency staff. You will work across a portfolio that spans long-lived ASP.NET Framework applications and new development on modern .NET, owning features end to end.

This is a hybrid role which requires 3 days onsite, in office, per week.

Responsibilities

• Design and deliver complete features, from requirements through deployment.
• Work full stack: database schema, through API, through user interface.
• Maintain, enhance, and modernize existing ASP.NET Framework applications, including WCF services, and help migrate them onto modern .NET.
• Debug and troubleshoot across the stack, including database and query performance.
• Follow and champion best practices for security, testing, and API design.
• Own testing strategy and code coverage for the areas you work in.
• Use agentic AI development tools with human-in-the-loop review, remaining personally accountable for the code you deliver.
• Contribute to and consume shared internal code libraries.
• Build to WCAG accessibility standards, and work within regulatory requirements such as HIPAA, SOX, and PCI.
• Write technical documentation and give constructive code review feedback.
• Mentor junior engineers and help onboard new team members.
• Identify and implement process improvements that make the team faster.
• Participate in an on-call rotation.

Qualifications

Required

• Bachelor’s degree in computer science, Software Engineering, Computer Engineering, or a related technical field, or equivalent professional experience.
• 2+ years of professional software development experience with clear progression in technical responsibility.
• Proficiency in C# and .NET, across both .NET Framework and modern .NET.
• Microsoft SQL Server, including schema design and query writing, plus Entity Framework 6 and EF Core.
• Solid grounding in architecture principles, design patterns, and scalable system design.
• Secure coding practices: authentication, role-based access control, n-tier architecture, encryption at rest and in transit, and input validation.
• CI/CD pipelines, containerization with Docker, and intermediate Git and GitHub skills including branching strategies and collaborative workflows.
• Practical experience with agentic AI coding tools and human-in-the-loop review patterns.
• Experience across the full software development lifecycle, with a track record of shipping features and supporting production systems.
• Clear written and verbal communication for documentation, code review, and cross-functional work.

Preferred

• TypeScript
• Cloud platforms (AWS or Azure)
• Accessibility testing tools
• Public sector or other regulated-industry experience

Work schedule and location

This is a hybrid position based in Madison, Wisconsin. You will work from the Madison office on Wednesdays and Thursdays and remotely the remaining three days and should expect occasional in-person meetings with Wisconsin state agency partners. Remote days require a dedicated home office set up for professional software development.