Software Engineer - .net FSE, C#, Azure, AI ML

Optum is a global organization that delivers care, aided by technology to help millions of people live healthier lives. The work you do with our team will directly improve health outcomes by connecting people with the care, pharmacy benefits, data and resources they need to feel their best. Here, you will find a culture guided by inclusion, talented peers, comprehensive benefits and career development opportunities. Come make an impact on the communities we serve as you help us advance health optimization on a global scale. Join us to start Caring. Connecting. Growing together.

We are looking for a Full Stack C# Developer (Grade 25) with 2-3 years of experience in building scalable web applications using .NET technologies, modern frontend frameworks, and complementary expertise in Python and AI concepts. The role involves end‑to‑end ownership of features, collaboration with cross‑functional teams, and contribution to AI‑enabled solutions.

Primary Responsibilities:

• Design, develop, and maintain full stack applications using C#, .NET Core/NET 6+, and modern frontend frameworks
• Develop responsive, user-friendly interfaces in collaboration with UI/UX teams
• Intelligent automation or recommendations
• Write clean, maintainable, and well-documented code following coding standards
• Participate in agile activities including sprint planning, reviews, and retrospectives
• Conduct unit testing, debugging, and performance optimization
• Ensure application security, scalability, and reliability
• Continuously learn and apply emerging technologies, especially in AI and cloud ecosystems
• Comply with the terms and conditions of the employment contract, company policies and procedures, and any and all directives (such as, but not limited to, transfer and/or re-assignment to different work locations, change in teams and/or work shifts, policies in regards to flexibility of work benefits and/or work environment, alternative work arrangements, and other decisions that may arise due to the changing business environment). The Company may adopt, vary or rescind these policies and directives in its absolute discretion and without any limitation (implied or otherwise) on its ability to do so

Required Qualifications:

• Bachelor's degree in Computer Science, Engineering, or a related field (or equivalent practical experience)
• 2+ years of hands-on experience in full stack development
• Experience with frontend technologies:
• Experience with databases:
• Relational: SQL Server, PostgreSQL, or MySQL
• Foundational understanding of AI/ML concepts, including:
• Data preparation and basic modeling concepts
• Familiarity with Git and source control workflows
• Solid proficiency in C# and .NET (ASPNET Core, Web API, MVC)

Preferred Qualifications:

• Familiarity with CI/CD tools (Azure DevOps, GitHub Actions)
• Basic knowledge of NoSQL

Grade 25 Competency Expectations:

• Works independently on assigned modules with minimal supervision
• Demonstrates solid problem-solving and analytical skills
• Communicates effectively with technical and non-technical stakeholders
• Takes ownership of deliverables and meets timelines consistently
• Shows Solid learning agility and interest in AI-driven development

At UnitedHealth Group, our mission is to help people live healthier lives and make the health system work better for everyone. We believe everyone-of every race, gender, sexuality, age, location and income-deserves the opportunity to live their healthiest life. Today, however, there are still far too many barriers to good health which are disproportionately experienced by people of color, historically marginalized groups and those with lower incomes. We are committed to mitigating our impact on the environment and enabling and delivering equitable care that addresses health disparities and improves health outcomes - an enterprise priority reflected in our mission.