Senior Software Engineer

Senior Software Engineer at UnitedHealth Group

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Senior Software Engineer

Requisition number: 2348341 Job category: Technology Primary location: Hartford, CT Date posted: 05/28/2026 Overtime status: Exempt Travel: No

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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 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.

The health solutions marketplace is hungry for new ideas, innovative products and software that drive elevated performance for the business and the customer. Optum, part of the UnitedHealth Group family of businesses, is feeding incredible solutions to that marketplace everyday by bringing out the best in our software engineering teams. We serve customers across the health system. Not only do we have more of them every day, we also have more technology, greater data resources and far broader expertise than any competitor anywhere. We"re out to change the way our businesses and consumers engage with technology. If you"re in, you"ll be challenged like never before. It"s time to join this history making.

You will enjoy the flexibility to telecommute* from anywhere within the U.S. as you take on some tough challenges.

Primary Responsibilities:

• Participate in all phases of the software development lifecycle, including requirements analysis, system design, development, testing, deployment, and ongoing maintenance
• Design and implement high‑quality product features, including reusable components, frameworks, and libraries that support long‑term scalability and maintainability
• Collaborate closely with business stakeholders, product owners, and IT partners to translate requirements into technical solutions
• Develop scalable, reliable, and secure software solutions aligned with architectural standards and engineering best practices
• Contribute to and operate within an Agile/Scrum environment, participating in sprint planning, reviews, retrospectives, and other team ceremonies
• Troubleshoot complex technical issues, identify root causes, and implement durable solutions to improve system performance and stability
• Ensure code quality through peer reviews, automated testing, and adherence to established development standards
• Continuously improve the software development process and contribute to the technical roadmap through innovation and thought leadership

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:

• 5+ years of experience with C#/.NET Core, MS SQL/T‑SQL, and building web and Windows applications
• 5+ years of experience with front‑end and API technologies, including React, JavaScript, jQuery, AJAX, CSS, HTML, and RESTful API development
• 2+ years of Cloud and DevOps experience including Azure Cloud, Docker, Kubernetes, Helm, Terraform, Linux, PowerShell, GitHub Actions, and CI/CD tools
• 1+ years of experience developing services, functions, and patterns using OpenAI technologies and leveraging AI tools such as GitHub Copilot, Spec Kit, Codex, and Claude

Preferred Qualifications:

• Experience with Vue.js
• Healthcare industry knowledge
• Strong documentation skills
• Expertise in performance and scalability optimization
• Knowledge of software and infrastructure security best practices
• 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.

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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Benefits

Our mission of helping people live healthier lives extends to our team members. Learn more about our range of benefits designed to help you live well.

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UnitedHealth Group is committed to working with and providing reasonable accommodations to individuals with physical and mental disabilities. If you need special assistance or accommodation for any part of the application process, please call 1-866-566-8715 to be connected to Recruitment Services. Recruitment Services hours of operation are 7 a.m. to 7 p.m. CT, Monday through Friday.

UnitedHealth Group is a registered service mark of UnitedHealth Group, Inc. The UnitedHealth Group name with the dimensional logo, as well as the dimensional logo alone, are both service marks for the UnitedHealth Group, Inc.

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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We have received recent reports of fraudulent LinkedIn messages and emails alleging or claiming to be sent from UnitedHealth Group, UnitedHealthcare, or Optum Executives.

The fraudulent LinkedIn messages and emails, which do not originate from any Executives LinkedIn account or of UnitedHealth Group's email domains, or those of any of its operating divisions, supposedly conducts an interview via a Zoom meeting, offers a work from home job at Optum, emails an application, sends a fake check by next day delivery through USPS and asks recipients to pay a vendor a large dollar amount. These counterfeit-check cashing schemes exist and use a variety of deceptions to get people to cash these fraudulent checks.

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If you wish to verify the legitimacy of any email alleging or claiming to have been sent by or on behalf of UnitedHealth Group Executives or Recruiters, please call 1-800-561-0861 between 7 a.m. and 7 p.m. CT, Monday - Friday, for assistance.

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At UnitedHealth Group, we are committed to giving back to the communities where we live and work, across the nation and around the world. Through charitable contributions and volunteering, our people are deeply and personally involved in building healthier communities.

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