Senior .NET Engineer
Job Summary
Serve as a senior software engineer contributing deep expertise in .NET, .NET Framework, C#, SQL Server, and Azure to design, build, and optimize enterprise-grade payer domain solutions. Work in a hybrid model, collaborating with cross-functional teams to deliver secure, scalable, and maintainable applications that improve healthcare outcomes while ensuring high quality standards and robust performance.
Responsibilities
- Application Design: Build robust components using .NET and .NET Framework for scalable payer workflows.
- C# Development: Write high-quality, testable, and reliable code implementing complex business rules.
- SQL Server Optimization: Create and tune tables, views, and stored procedures for large-scale payer data.
- Data Security: Implement secure access patterns and validation to protect sensitive information.
- Cross-Functional Collaboration: Partner with product owners, analysts, and QA engineers to refine requirements and deliver solutions.
- Azure Architecture: Design and deploy cloud-based services to enhance resilience and scalability.
- Code Reviews: Provide constructive feedback to maintain standards and reduce defects.
- Incident Analysis: Investigate and resolve performance bottlenecks and production issues.
- Testing Support: Collaborate with QA teams to ensure coverage of functional and non-functional requirements.
- Documentation: Produce clear technical designs and data flow documentation for distributed teams.
- Stakeholder Engagement: Communicate progress, risks, and priorities during sprint ceremonies.
- Mentorship: Guide junior engineers in .NET, C#, SQL Server, and Azure practices.
Qualifications
- 14+ years of hands-on experience with .NET, .NET Framework, and C# in enterprise environments.
- Strong proficiency in SQL Server and query tuning for high-volume transactional and analytical workloads.
- Proven experience delivering solutions in the payer domain (claims, member data, billing).
- Solid exposure to Azure services for hosting, storage, and monitoring in hybrid deployments.
- Excellent communication skills in English, both written and spoken.
- Experience working in hybrid models with global teams using modern collaboration tools.
Salary Range
$100,000 – $140,000 per year (commensurate with experience)
Disclaimer on Sponsorship
Cognizant is not providing sponsorships now or in the future for candidates. Applicants must be legally authorized to work in the United States without the need for current or future visa sponsorship.
We're excited to meet people who share our mission and can make an impact in a variety of ways. Don't hesitate to apply, even if you only meet the minimum requirements listed. Think about your transferable experiences and unique skills that make you stand out as someone who can bring new and exciting things to this role.
What we offer
- The chance to work with impact. Here, you’re empowered to bring your biggest thinking to help our company and clients improve everyday life.
- Ownership over your career. Stay at the top of your game through our award-winning learning and development ecosystem. And when your ambitions change or we offer new opportunities, we help you pivot by providing reskilling, on-the-job learning and guidance to find new roles that might be a better fit.
- The opportunity to thrive on a high caliber team with heart. We celebrate each other’s experiences and perspectives and promote a sense of belonging through our affinity groups and diversity and inclusion initiatives.
- A comprehensive total rewards package, including a competitive salary and a pension plan with matching contributions.
- Flexible health and financial benefits to support you and your eligible dependents—from day one.
- True work-life balance. Be at your best through paid time off, flexible work arrangements, volunteering opportunities, social events, and so much more.
About us
Cognizant (Nasdaq: CTSH) is an AI Builder and technology services provider, building the bridge between AI investment and enterprise value by building full-stack AI solutions for our clients. Our deep industry, process and engineering expertise enables us to build an organization’s unique context into technology systems that amplify human potential, realize tangible returns and keep global enterprises ahead in a fast-changing world. See how at www.cognizant.com or @cognizant.
Other employment-related information
Cognizant is an equal opportunity employer. Your application and candidacy will not be considered based on race, color, sex, religion, creed, sexual orientation, gender identity, national origin, disability, genetic information, pregnancy, veteran status or any other characteristic protected by federal, provincial or local laws.
If you have a disability that requires reasonable accommodation to search for a job opening or submit an application, please email [email protected] with your request and contact information.
Language requirements vary depending on roles, but we ask that all candidates have basic English proficiency for company-wide communications purposes. For roles based in Quebec, professional English proficiency is required, as you’ll deliver services to and collaborate with stakeholders outside the province who may not speak French.










