Senior Software Engineer

Senior Software Engineer- Dublin & Letterkenny, Ireland
Schedule: This is a full-time position, Monday – Friday, with standard working hours.
Primary Responsibilities of the Senior Software Engineer:
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Full Software Development Lifecycle: Perform all phases including requirements analysis, design, coding, testing, and documentation.
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Design & Architecture: Contribute to secure, scalable, and maintainable software architecture; collaborate closely with architecture teams and articulate design decisions.
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Reusable Components & Innovation: Develop reusable components, frameworks, and patterns to improve team velocity and encourage innovation.
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Code Quality & Reviews: Conduct design/code reviews, ensure adherence to best practices, unit testing, security, scalability, and maintainability guidelines.
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Agile Collaboration: Actively participate in Agile/Scrum processes, working with cross-functional teams and product owners to deliver high-quality releases.
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Performance & Operational Enhancements: Design and implement improvements for performance and operational efficiency.
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Production Support & Troubleshooting: Address post-deployment issues and design effective solutions when needed.
Required Qualifications of the Senior Software Engineer:
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Bachelor’s degree (or higher) Or equivalent experience
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Experience building backend services with Java using Spring Framework (Boot, Core, MVC) with Spring Boot strongly preferred
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Experience working with Docker or Kubernetes
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Experience with messaging and stream processing on Kafka or similar messaging technologies
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Experience with Relational Databases
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Experience with AWS cloud services
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Experience building and integrating with internal and external RESTful services
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Experience with DevOps toolsets such as Jenkins, Terraform, GitHub Actions etc.
Preferred Qualifications of the Senior Software Engineer:
Experience developing analytics applications in Spark or similar
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 marginalised 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.
Diversity creates a healthier atmosphere: Optum is an Equal Employment Opportunity employer and all qualified applicants will receive consideration for employment without regard to gender, civil status, family status, sexual orientation, disability, religion, age, race, and membership of the Traveller community, or any other characteristic protected by law. Optum is a drug-free workplace. © 2025 Optum Services (Ireland) Limited. All rights reserved.
#RPO
Additional Job Detail Information
Requisition Number 2330038
Business Segment Optum
Employee Status Regular
Travel No
Additional Locations
Letterkenny, Ulster, IE
Overtime Status Exempt
Schedule Full-time
Shift Day Job
Telecommuter Position No
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