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.
Job Summary
We are seeking a highly skilled Software Development Engineer in Test (SDET) with strong experience in Python-based test automation and hands-on knowledge of LLM (Large Language Model) development, testing, or evaluation.
Key Responsibilities
- Lead in-depth research on automation frameworks and define best practices.
- Design, develop, and maintain robust Python-based automation frameworks for backend, UI, API, and AI-model workflows.
- Create automated test suites for LLM-driven systems, including prompt evaluation, output validation, and AI behavioral consistency testing.
- Implement strategies for LLM latency, accuracy, and reliability validation using Python concurrency patterns.
- Integrate automated testing into CI/CD pipelines and optimize execution for model services.
- Collaborate with development, data science, and MLOps teams to ensure safe and correct model behavior.
- Develop advanced automation scripts for web, mobile, and API testing.
- Collaborate with Agile, DevOps, and development teams to resolve complex issues.
- Perform R&D on testing technologies and oversee POCs.
- Maintain documentation and ensure compliance with automation standards.
- Debug issues related to model inference, data pipelines, and automation frameworks.
- Participate in Agile ceremonies and continuous improvement.
Required Qualifications:-
- 5+ years of experience in software testing, automation, or development.
- Strong Python experience for automation
- Hands-on experience testing or building LLM systems.
- Experience designing or maintaining automation frameworks.
- Solid knowledge of CI/CD pipelines and DevOps practices.
- Strong debugging and problem-solving skills.
Bonus / Nice-to-Have Skills
- Experience with LLM evaluation frameworks (Ragas, DeepEval).
- Prompt engineering or model fine-tuning experience.
- Experience with Postman, BDD tools, or Katalon.
- Familiarity with cloud-based model hosting.
Soft Skills
- Excellent communication and collaboration skills.
- Proactive, self-driven, and comfortable working independently or cross-functionally.
Preferred Qualifications:
- Bachelor's degree in Computer Science, Engineering, or a related field.
- Experience in the healthcare domain is a strong plus.
- Familiarity with accessibility testing frameworks and standards.
- Exposure to cloud-based testing platforms and mobile device farms.
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. #AIForBetterHealthcare
Top Skills
What We Do
Optum, part of the UnitedHealth Group family of businesses, 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. At Optum, we support your well-being with an understanding team, extensive benefits and rewarding opportunities. By joining us, you’ll have the resources to drive system transformation while we help you take care of your future. We recognize the power of connection to drive change, improve efficiency and make a difference in health care. Join a team where your skills and ideas can make an impact and where collaboration is key to creating technology that produces healthier outcomes.
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Optum Offices
Hybrid Workspace
Employees engage in a combination of remote and on-site work.
Optum has three workplace models that balance the needs of the business and the responsibilities of each role. These models, core on‑site (5 days/week), hybrid (4 days/week) and telecommute or fully remote, vary by country, role and location.
