Senior Software Engineer

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.   

As a Senior Software Engineer at Optum Technology, you will be responsible for designing, developing, and maintaining scalable, high-throughput applications and services across the full engineering stack. In this role, you will drive key components of distributed systems, combining front-end expertise in React and TypeScript with back-end strength in Java and Spring Boot. You will collaborate closely with architects and peers, champion DevOps continuous integration and automation practices, and leverage enterprise-approved AI tools to augment development efficiency and streamline engineering workflows.

Primary Responsibilities:

• Design, develop, and maintain high-throughput, distributed back-end services using Java, Spring, Spring Boot, and RESTful APIs.
• Build and optimize responsive front-end user interfaces using React, JavaScript, TypeScript, and/or Node.js.
• Contribute across the full-stack engineering layer, delivering scalable architecture and design implementations from UI to database and API integrations.
• Participate in system design, architecture discussions, and delivery planning in close collaboration with senior engineers and architects.
• Advance DevOps practices by contributing to CI/CD pipelines, automated testing, monitoring, and containerization using Docker.
• Identify technical improvements, refactor legacy components, and apply modern engineering practices to enhance system reliability, scalability, and maintainability.
• Review peers' code and design proposals, clearly communicate technical concepts, and collaborate across multidisciplinary teams.
• Use enterprise-approved AI tools to streamline workflows, automate tasks, and drive continuous operational improvement.
• Evaluate emerging trends to inform solution design and strategic innovation.

What are the reasons to consider working for UnitedHealth Group?   Put it all together - competitive base pay, a full and comprehensive benefit program, performance rewards, and a management team who demonstrates their commitment to your success. Some of our offerings include:

• Paid Time Off which you start to accrue with your first pay period plus 8 Paid Holidays
• Medical Plan options along with participation in a Health Spending Account or a Health Saving account
• Dental, Vision, Life& AD&D Insurance along with Short-term disability and Long-Term Disability coverage
• 401(k) Savings Plan, Employee Stock Purchase Plan
• Education Reimbursement
• Employee Discounts
• Employee Assistance Program
• Employee Referral Bonus Program
• Voluntary Benefits (pet insurance, legal insurance, LTC Insurance, etc.)

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

Required Qualifications:

• 3+ years of experience with front-end web technologies such as React, JavaScript, TypeScript, and/or Node.js
• 3+ years of experience designing and developing back-end services using Java, Spring, Spring Boot, and RESTful APIs
• 3+ years of experience working on large-scale, high-throughput, or distributed applications, taking ownership of key components or services
• 2+ years of hands-on experience with full-stack engineering, contributing meaningful design and implementation across both front-end and back-end layers
• 2+ years of experience contributing to DevOps practices, including CI/CD pipelines, automation, monitoring, and containerization (e.g., Docker)
• 1+ year of experience participating in and influencing system design, architecture discussions, and delivery p