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Full Stack Software Engineer (Java/ React) - Remote

UnitedHealth Group
401(k)
United States, New Jersey, Basking Ridge
Sep 18, 2025

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.

Opportunity for talented Full Stack Software Engineer to join collaborative engineering team. This role will focus on design, architecture, and implementation of software components as well as the overall solution, utilizing concepts, and best engineering practices of microservices architecture. As Full Stack Software Engineer you play an essential role in delivering new products and improvements to provide our customers and partners future proof, flexible and scalable solutions, while maintaining high quality standards. You will be responsible for analysis, design, automation, engineering, research and development, implementation, following and implementing design patterns and principles, utilizing concepts of clean architecture and clean code.

You'll enjoy the flexibility to work remotely * from anywhere within the U.S. as you take on some tough challenges.

Primary Responsibilities:

  • Develop and maintain server-side and client-side applications using React/Nextjs, TypeScript, Java, Spring Boot, ensuring code quality, efficiency, and adherence to best practices
  • Design and implement scalable and efficient data structures and algorithms to optimize application performance
  • Ensure seamless integration of front-end and back-end components to deliver fully functional systems
  • Collaborate with UI/UX designers to create user-friendly interfaces and ensure a seamless user experience
  • Design and implement RESTful APIs and microservices architecture to facilitate communication between different components of the system
  • Utilize design patterns to create modular, reusable, and maintainable code
  • Collaborate with cross-functional teams to define, design, and deliver new features
  • Write efficient, testable, and reusable code
  • Ensure the performance, quality, and responsiveness of applications
  • Implement security and data protection measures
  • Proactively identify areas for innovation and optimization
  • Troubleshoot, debug, and upgrade existing systems
  • Participate in code reviews to maintain code quality and share knowledge
  • Stay updated with industry trends and technologies related to Java, React, Spring Boot, CI/CD, Kubernetes, cloud technologies, and microservices

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:

  • 2+ years of Proficiency in React and its core principles, including hooks, state management, and component lifecycle
  • 2+ years of Java, Spring Framework, Spring Boot experience
  • 2+ years of proficiency in HTML5, CSS3, TypeScript/JavaScript
  • 2+ years of experience with front-end build tools and package managers
  • 2+ years of experience with RESTful API design and implementation
  • 2+ years of experience with relational databases (e.g., PostgreSQL)
  • 2+ years of experience with unit testing, integration testing, and end-to-end testing frameworks
  • Experience with containerization technologies such as Docker, Kubernetes
  • Knowledge of modern authorization mechanisms, such as JSON Web Tokens
  • Knowledge of security best practices in web development
  • Understanding of front-end build tools and pipelines

Preferred Qualifications:

  • 2+ years of experience with microservices architecture
  • Experience in messaging and streaming technologies such as Kafka
  • Experience with Cloud solutions (AWS, Azure, GCP)
  • Experience with CI/CD pipelines (e.g. Jenkins, GitHub Actions)

*All employees working remotely 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 $71,200 to $127,200 annually based on full-time employment. We comply with all minimum wage laws as applicable.

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.

UnitedHealth Group is an Equal Employment Opportunity employer under applicable law and qualified applicants will receive consideration for employment without regard to race, national origin, religion, age, color, sex, sexual orientation, gender identity, disability, or protected veteran status, or any other characteristic protected by local, state, or federal laws, rules, or regulations.

UnitedHealth Group is a drug - free workplace. Candidates are required to pass a drug test before beginning employment.

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