Senior Software Engineering Lead

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.
We are seeking a highly motivated and experienced Senior Software Engineer with deep expertise in both RxClaim legacy technologies (COBOL/IBM i) and modern Java-based application development to drive the enhancement, maintenance, and modernization of critical Pharmacy Benefit Management (PBM) solutions supporting RxClaim Batch Loads and Extracts (BLE) and related business functions.
The successful candidate will play a key role in transforming legacy business capabilities into scalable, maintainable, and cloud-aligned solutions while ensuring the ongoing reliability, performance, security, and compliance of critical healthcare applications. This position requires a strong balance of hands-on technical expertise, problem-solving skills, and the ability to influence technical direction across multiple workstreams.
Primary Responsibilities
Provide technical expertise across the software development lifecycle, driving the design, development, testing, implementation, and support of enterprise-scale solutions within the RxClaim ecosystem
Work across IBM i (AS/400) applications, high-volume batch processing systems, APIs, event-driven integrations, and Java-based services while partnering with architects, product teams, business stakeholders, and engineering teams to advance strategic modernization initiatives
Comply with all applicable Company policies, procedures, and business directives, changes including those relating to work location, team assignments, work schedules, and flexible work arrangements
Required Qualifications
5+ years of software engineering experience
3+ years of COBOL application development experience in an enterprise environment
2+ years of Java application development experience
Solid experience with:
COBOL
DB2
Batch Processing
Production Support
Experience working within Agile and SDLC methodologies
Advanced knowledge of COBOL (CBL/CBLLE), CLLE, DB2 for i, Java, Spring Framework, RESTful APIs, and distributed application architectures
Proven solid analytical, troubleshooting, and problem-solving skills
Proven excellent verbal and written communication skills
Preferred Qualification
Experience integrating legacy systems with modern platforms, cloud technologies, automation frameworks, and AI-assisted development practices
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.

Work arrangement
No