Senior Frontend Software Engineer

Requisition Number: 2390003
Our Company
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, and data they need to feel their best. Here, you will find a culture guided by diversity and inclusion, talented peers, comprehensive benefits, and career development opportunities. Come make an impact on the communities we serve as you help us advance health equity on a global scale. Join us to start Caring. Connecting. Growing together.
Position Summary
As a Senior Software Engineer on our team, you will design, develop, and maintain portable UI components and applications for member-facing and agent-facing healthcare solutions. You will collaborate with cross-functional teams to build high-performing web and mobile experiences using React, React Native, and modern cloud technologies, while leveraging cutting-edge development tools and automation to streamline workflows and solve complex healthcare technology challenges.
You'll enjoy the flexibility to telecommute* from anywhere within the U.S. as you take on some tough challenges.
Primary Responsibilities

• Design, develop, and maintain portable UI packages and components for member-facing and agent-facing applications
• Architect scalable component structures tailored for complex healthcare technology solutions
• Translate product design wireframes into responsive, pixel-perfect React web and React Native mobile components
• Implement multi-theme design systems across web and mobile platforms using MUI and modern styling frameworks
• Build and manage complex application state architectures utilizing Redux or Context API
• Connect front-end applications to backend microservices and services via REST and GraphQL APIs
• Optimize application performance, memory usage, and cross-platform compatibility across environments
• Develop automated tests using Jest, Detox, and Playwright to ensure high software quality and reliability
• Manage deployment pipelines and application publishing processes for App Store Connect, Google Play Console, and Expo (EAS)
• Leverage modern development tools and automation to optimize software development lifecycles

You'll be rewarded and recognized for your performance in an environment that will challenge you and give you clear direction on what it takes to succeed in your role as well as provide development for other roles you may be interested in.
Required Qualifications

• 5+ years of professional software engineering experience focused on frontend web and mobile development
• 3+ years of experience with React for web and React Native for mobile applications
• 3+ years of experience working with JavaScript and TypeScript (ES6+)
• 3+ years of experience with HTML5, CSS3, and modern UI frameworks (e.g., MUI, Tailwind)
• 3+ years of experience with state management (Redux/Context API) and API integration (REST/GraphQL)
• 2+ years of experience with automated testing frameworks (e.g., Jest, Detox, Playwright)
• 2+ years of experience using Git and modern build/bundling tools (e.g., Webpack, Vite, Babel, NPM)

Preferred Qualifications

• Experience incorporating AI-assisted development tools and automation into engineering workflows
• Experience with mobile app store release workflows (App Store Connect, Google Play Console, EAS)
• Experience building multi-theme and reusable component libraries in a healthcare or enterprise setting
• Bachelor's degree in computer science, Information Technology, or a related field (or equivalent practical experience)

*All Telecommuters will be required to adhere to UnitedHealth Group's Telecommuter Policy.
Pay is based on several factors including but not limited to local labor markets, education, work experience, certifications, etc. In addition to your salary, we offer benefits such as, a comprehensive benefits package, incentive and recognition programs, equity stock purchase and 401k contribution (all benefits are subject to eligibility requirements). No matter where or when you begin a career with us, you'll find a far-reaching choice of benefits and incentives. The salary for this role will range from $91,700 to $163,700 annually based on full-time employment. We comply with all minimum wage laws as applicable.
Pursuant to the San Francisco Fair Chance Ordinance, we will consider for employment qualified applicants with arrest and conviction records.
Application Deadline: This will be posted for a minimum of 2 business days or until a sufficient candidate pool has been collected. Job posting may come down early due to volume of applicants.
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.
Diversity creates a healthier atmosphere: UnitedHealth Group is an Equal Employment Opportunity/Affirmative Action employer and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, age, national origin, protected veteran status, disability status, sexual orientation, gender identity or expression, marital status, genetic information, or any other characteristic protected by law.
UnitedHealth Group is a drug-free workplace. Candidates are required to pass a drug test before beginning employment.
#RPO, #GREEN