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Sr Software Engineering Lead - Python - FastAPI, React

Chennai, India

Caring. Connecting. Growing together.

With these values to guide us, our people are committed to making a meaningful difference in the lives of those we are honored to serve.

Sr Software Engineering Lead - Python - FastAPI, React

Requisition number: 2328533 Job category: Technology Primary location: Chennai, Tamil Nadu Date posted: 03/17/2026 Overtime status: Exempt Travel: No

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.


Primary Responsibilities:

  • Design, develop, and modify highly specialized computer applications to drive user efficiency and overall business success
  • Ensure applications meet demanding standards for privacy and security as required by strict internal policies and industry-specific regulations
  • Create efficient, high-performance enhancements to these applications, enhancements that address and achieve specific customer goals
  • Quickly and effectively design, develop, and implement new technology features that build on existing functionality, including but not limited to integrating with new technology
  • Ensure compliance with software development life cycle protocols and ensure project priorities are recorded and satisfied according to those protocols, raising any risk factors to the appropriate project management team
  • Constantly improve functionality, reliability, testability, availability, latency, scalability, and efficiency of applications
  • Adhere to version control, release management, and deployment protocols to distribute new functionality to the user base
  • Satisfy data accessibility standards by ensuring all electronic information and technology is fully usable by people with disabilities
  • Facilitate all quality assurance protocols, including user acceptance testing, by quickly resolving issues and providing all required metrics and data, including issue tracking
  • Design and develop reporting as needed to summarize and analyze application functionality
  • Ensure these proprietary applications satisfy rigorous internally defined technical requirements for performance, resiliency, availability, and scalability
  • Collaborate with solutions users to build, extend, and enhance applications that accelerate efficiency and innovation across the organization; and
  • Provide post deployment support and to quickly respond to and resolve unexpected service problems in production
  • 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:

  • Graduate degree or equivalent experience
  • 5+ years of experience in Software development
  • Experience in the following:
    • Frontend development using React (Typescript)
    • HTML/CSS/Javascript
    • Developing APIs using Python (FastAPI)
    • No SQL Database (Mongo DB/Cosmos DB)
    • Cloud experience in either Azure or AWS
    • Unit Test for React and Python

Preferred Qualifications:

  • Experience in .Net (C#) / MS SQL Server 
  • Exposure to DevOps (Terraforms / GitHub Actions)


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.

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.

Life

Resources and support to focus on what matters most to you, in every facet of your life.

Emotional

Education, tools and resources to help you reduce and manage stress, build resilience and more.

Physical

Health plans and other coverage to support wellness for you and your loved ones.

Financial

Benefits for today and to help you plan for the future, including your retirement.

Learn more
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