Software Engineer

Software Engineer – Dublin or Letterkenny

Optum is a global organisation 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. 

About the Role:

In healthcare, evolution doesn’t just happen. It takes innovation, imagination, and a passion for solving problems in new and better ways. And innovation is taking place at a lightning-fast pace every day at Optum. 
As the fastest growing part of the UnitedHealth Group family of businesses, we’re expanding our team in Ireland and creating excellent opportunities for those who want greater purpose and more impact in their work. We’ll provide the investment, support, and resources to advance your career. You’ll provide the talent, ambition, and drive.

This role is based within Optum Insight as part of Payment Integrity Data Intelligence.  Optum is the technology and services division of UnitedHealth Group, the leading international health insurer. The roles of the Analytics Engineering team include analysis, design, coding, engineering, testing, debugging, standards, methods, tools analysis, documentation, research and development, maintenance, new development, operations and delivery. With every role in the company, each position has a requirement for building quality into every output. This also includes evaluating new tools, new techniques, strategies; Automation of common tasks; build of common utilities to drive organizational efficiency with a passion around technology and solutions and influence of thought and leadership on future capabilities and opportunities to apply technology in new and innovative ways. 
We are now looking for an additional Full Stack Engineer to enhance our Software and Data Engineering capacity to develop the analytics, analytic applications and analytic platforms in support of our business insights.

As a key member of the Analytics Engineering Team, you will be part of UnitedHealth Group’s mission of helping people live healthier lives. You will work with other Software Engineers and Data Scientists along with subject matter experts to deliver code of high quality for our applications, products and services.

Careers with Optum offer flexible work arrangements and individuals who live and work in the Republic of Ireland will have the opportunity to split their monthly work hours between our Dublin or Letterkenny and telecommuting from a home-based office in a hybrid work model. 

Primary Responsibilities:

• Develop and maintain server-side and client-side applications using React/NextJS, TypeScript, and Python frameworks such as Django, Flask, or FastAPI ensuring code quality, efficiency, and adherence to best practices
• Ensure seamless integration of front-end and back-end components to deliver fully functional systems
• Collaborate with UI/UX designers to create user-friendly interfaces and ensure a seamless user experience
• Design and implement RESTful APIs and microservices architecture to facilitate communication between different components of the system
• Develop data access layers and connect to relational and or NoSQL databases (e.g., MySQL, MongoDB) for data storage retrieval, and manipulation
• Maintain and support CICD processes using Github Actions to test and build software artifacts.
• Assist with research, evaluate, and deploy new tools, frameworks and patterns to build a sustainable Analytic platform
• Identify gaps and opportunities for improvement of existing solutions
• Be innovative in solution design and development to meet the needs of the business
• Analyze and define customer requirements
• Collaborate on prototypes, proof-of-concepts & design and code reviews
• Write technical documentation and participate in production support.
• Keep skills up to date through ongoing self-directed training

You will be rewarded and recognised for your performance in an environment that will challenge you and give you clear direction on what it takes to succeed in your role, as well as providing development for other roles you may be interested in.

Required Qualifications:

• Proven industry experience as a Full Stack Developer
• Proficient in React and its core principles, including hooks, state management, and component lifecycle
• Knowledge in server-side languages/frameworks such as Java (Spring Framework, Spring Boot)) or Python (FastAPI, Django, Flask)
• Proficiency in HTML5, CSS3, TypeScript/JavaScript
• Have previously used front-end build tools and package managers
• Experience with RESTful API design and implementation
• Experience with microservices architecture
• Background using relational databases (e.g., MySQL or PostgreSQL)

 Preferred Qualifications:

• Undergraduate degree or equivalent experience
• Experience in developing applications on at least one major cloud platform (Azure preferred)
• Experience in messaging and streaming technologies (e.g. Kafka).
• Healthcare experience
• Experience in a big data environment building data processing pipelines
• Experience attending and participating in scrum agile ceremonies
• Experience working with healthcare data

Please note you must currently be eligible to work and remain indefinitely without any restrictions in the country to which you are making an application. Proof will be required to support your application.

All telecommuters will be required to adhere to the UnitedHealth Group’s Telecommuter Policy.

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.

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