Sr. .NET C# Developer

Be part of a team that unleashes the power of leading-edge technologies to help improve the health and well-being of those most vulnerable in our country and communities. Working at Gainwell carries its rewards. You’ll have an incredible opportunity to grow your career in a company that values work flexibility, learning, and career development. You’ll add to your technical credentials and certifications while enjoying a generous, flexible vacation policy and educational assistance. We also have comprehensive leadership and technical development academies to help build your skills and capabilities.

Summary

As a Sr. .NET C# Developer at Gainwell, you can contribute your skills as we harness the power of technology to help our clients improve the health and well-being of the members they serve — a community’s most vulnerable. Connect your passion with purpose, teaming with people who thrive on finding innovative solutions to some of healthcare’s biggest challenges. Here are the details on this position. Your role in our mission Develop your career as you support Gainwell’s focus on creating innovative, purpose-built technologies and solutions to deliver better health and human services outcomes.

• Maintain an understanding of current business issues, objectives, and strategies and recognizes issues and opportunities to apply technology to enhance existing or build new business capabilities.
• Maintain system readiness to support client SLA.
• Identify production issues and develop solutions to maintain uptime.
• Gather debugging information and assist engineering in developing solutions.
• Upgrade and maintain systems to support requirements.
• Create all required documentation, participate in code walkthroughs, and perform walkthroughs of changes made by other team members as appropriate.
• Analyze, design, and write program specifications specs - Code, test, debug, implement and document moderately complex programs
• Ensures that business requirements are appropriately translated into solid technical designs
• Evaluate existing systems and programs for enhancements, issues and performance improvements
• Work with the project manager to provide technical consulting on complex programming projects, validate program requirements and resolve issues that arise
• Develop test plans and perform detailed unit testing

What We're Looking For 6+ years of Applications Development and programming experience with .NET C# and... Mandatory Skill:

• .Net Expertise: .Net Core, ASP Webforms, C# Coding, Rest API, MVC, WCF, IIS configurations
• Database: Oracle, SQL server
• Scripting: HTML, CSS, JavaScript, jQuery
• Reporting: SSRS
• OS: Windows and Linux

Optional Skills:

• Inrule
• Appian
• Redis
• Medicaid systems

What You Should Expect In This Role

• Fully remote opportunity with the option to work anywhere within the United States
• ONCALL: Must be willing to be on-call (typically this occurs 4 times or less per month). Would need to be available off hours if there is a production issue, server patching, etc)
• Willingness to work a flexible schedule to accommodate business needs and travel as required
• Video cameras must be used during all interviews, as well as during the initial week of orientation

The deadline to submit applications for this posting is June 12, 2026 The pay range for this position is $70,000 - $90,000 per year, however, the base pay offered may vary depending on geographic region, internal equity, job-related knowledge, skills, and experience among other factors. Put your passion to work at Gainwell. You’ll have the opportunity to grow your career in a company that values work flexibility, learning, and career development. All salaried, full-time candidates are eligible for our generous, flexible vacation policy, a 401(k) employer match, comprehensive health benefits, and educational assistance. We also have a variety of leadership and technical development academies to help build your skills and capabilities. We believe nothing is impossible when you bring together people who care deeply about making healthcare work better for everyone. Build your career with Gainwell, an industry leader. You’ll be joining a company where collaboration, innovation, and inclusion fuel our growth. Learn more about Gainwell at our company website and visit our Careers site for all available job role openings. Gainwell Technologies is an Equal Opportunity Employer, where all qualified applicants will receive consideration for employment without regard to race, religion, color, national origin, gender (including pregnancy, childbirth, or related medical condition), age, sexual orientation, status as a protected veteran, status as an individual with a disability, or other applicable legally protected characteristics. Gainwell Technologies defines “wages” and “wage rates” to include “all forms of pay, including, but not limited to, salary, overtime pay, bonuses, stock, stock options, profit sharing and bonus plans, life insurance, vacation and holiday pay, cleaning or gasoline allowances, hotel accommodations, reimbursement for travel expenses, and benefits.