Senior Software Engineering Lead – Dot Net – API Integration

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.

Join our dynamic team as a Lead Software Engineer, where you will lead by example in modernizing our technology stack, driving excellence in software engineering practices, and mentoring the next generation of engineering talent. This role is pivotal in setting high standards and fostering a culture of continuous improvement and innovation.

Primary Responsibilities:

• Design and develop software applications and application components in an agile environment using the .NET framework and .NET Core
• Create high-quality software by conducting peer design/code reviews and developing automated test cases
• Design patterns and optimize the performance of services
• Act as a hands-on engineer, leading by example and working independently
• Build production-ready features and capabilities adhering to best engineering standards
• Share knowledge internally with peers and leaders, acting as a resource for teams and business units within areas of expertise
• Collaborate with Principal Engineers/Technical Architects to develop prototypes into production-ready features
• Leverage the latest technologies to solve complex problems facing the health care industry
• Guide and mentor junior engineers within the organization
• 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:

• 8+ years of software development experience, with at least 5 years focused on .NET technologies
• 6+ years of professional software development experience on the .NET platform
• 3+ years of experience in API & Integrations: Experience designing and developing RESTful APIs and event-driven architectures using Kafka or similar technologies.
• 3+ years of DevOps & CI/CD: Familiarity with CI/CD pipelines (Jenkins, Git, Artifactory, Fortify Scan, SonarQube), Infrastructure as Code (Terraform, Ansible), and monitoring tools like Prometheus, Grafana, or Datadog
• 3+ years in Performance Optimization: Expertise in optimizing high-traffic, real-time payment processing systems for latency and throughput
• Experience in building scalable, performant and high-availability applications using ASP.NET MVC (C#), Angular and web services (API backend heavy)
• Experience designing and developing data-driven applications using RDMBS (Oracle, PL/SQL) and/or NoSQL datastores

Preferred Qualifications:

• Experience in banking/financial/healthcare domain
• Experience in deploying applications on public cloud infrastructure
• Solid background in designing RESTful APIs, microservices architecture, and service-oriented architectures
• Flexibility to work across a variety of software-related disciplines: solution design, agile development, unit testing and refactoring

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.