{"id":4275704,"url":"https://alion.io/job/unitedhealth-group-ui-engineer","title":"UI Engineer","company":{"id":1043512,"name":"UnitedHealth Group","domain":"unitedhealthgroup.com","url":"https://alion.io/company/unitedhealthgrp","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Radancy","truth_index":{"grade":"B","score":75,"open_postings":178,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":null,"computed_at":"2026-11-12T10:38:37Z"}},"role":"Frontend","role_family":"Frontend","seniority":null,"employment_type":null,"work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Dublin, Ireland"],"countries":["IE"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agile","optional":false},{"name":"AI Agents","optional":false},{"name":"AWS","optional":false},{"name":"Azure","optional":false},{"name":"CI/CD","optional":false},{"name":"Git","optional":false},{"name":"GitHub Actions","optional":false},{"name":"JavaScript","optional":false},{"name":"React.js","optional":false},{"name":"Rest API","optional":false},{"name":"TypeScript","optional":false},{"name":"Cypress","optional":true},{"name":"Java","optional":true},{"name":"Node JS","optional":true},{"name":"Playwright","optional":true},{"name":"Spring Boot","optional":true},{"name":"Storybook","optional":true}],"status":"live","first_seen_at":"2026-11-13T18:52:37Z","employer_posted_date":"2026-11-13","last_verified_at":"2026-11-13T18:52:37Z","board_verified":true,"closed_at":null,"days_open":0,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":0},"description":"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 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.\nIn healthcare, evolution doesn't just happen. It takes innovation, imagination, and a passion for solving problems in new and better ways. 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.\nJoin a mix of Data and Software Engineers building pharmaceutical data analytics products that give our customers new insights into their data. You will work in a cross-functional engineering team, contributing to modern cloud-based applications and collaborating with software, data, product and platform colleagues.\nAs a UI Engineer on our team, you will design, develop, test and maintain the user interfaces that support our pharmaceutical analytics products. You will work alongside experienced engineers and designers to build accessible, performant and maintainable user experiences, contribute to our engineering practices and support our applications through their full development lifecycle.\nThe role will give you exposure to modern front-end engineering across React-based user experiences, design systems, API integration and cloud-hosted delivery, while working in an environment that values automation, quality, continuous learning and collaborative delivery.\nSchedule\nThis is a full-time position, Monday-Friday, with standard working hours.\nCareers 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 office and telecommuting from a home-based office in a hybrid work model.\nPrimary Responsibilities:\nUI Development: Design, develop and maintain high-quality user interface features as part of a cross-functional engineering team\nFront-End Development: Build accessible, responsive and maintainable user experiences using React and modern JavaScript/TypeScript development practices\nAPI Integration: Integrate user interfaces with RESTful APIs and collaborate with backend engineers to create clear and reliable contracts between services and the front end\nQuality Engineering: Build automated unit, component, integration and end-to-end tests as part of normal feature development and contribute to code and design reviews\nAgile Delivery: Work with product owners, designers, engineers and other team members to refine requirements, estimate work and deliver incremental customer value\nCI/CD and Automation: Contribute to automated build, test and deployment pipelines for front-end applications and help reduce manual engineering activities\nCloud Delivery: Deploy and support front-end applications running on public cloud platforms, working with containerised services and cloud-native engineering patterns\nProduction Support: Investigate front-end and user-facing issues, contribute to root-cause analysis and implement fixes that improve the reliability and usability of the product\nSecure Development: Apply secure front-end engineering practices, including appropriate authentication and authorisation flows, dependency management, and protection of sensitive information in the browser\nAgentic Development: Use approved AI coding agents to assist with planning, implementation, testing, debugging and refactoring of UI code while reviewing and validating generated changes before they are incorporated\nContinuous Improvement: Learn from colleagues, contribute to front-end standards and identify opportunities to improve our codebase, design system, tooling and ways of working\nRequired Qualifications:\nSolid experience developing modern web user interfaces using React and JavaScript/TypeScript\nSolid understanding of component-based UI development, state management, responsive design, HTML and CSS\nExperience integrating user interfaces with RESTful APIs\nExperience writing automated unit, component, integration or end-to-end tests for front-end code\nUnderstanding of software engineering fundamentals including clean code, source control, debugging and code reviews\nExperience using Git and working with CI/CD pipelines such as GitHub Actions\nFamiliarity with deploying front-end applications to public cloud platforms, particularly Microsoft Azure or AWS\nUnderstanding of browser performance, web accessibility (WCAG) and cross-browser compatibility\nAwareness of authentication and authorisation approaches such as OAuth 2.0 and OpenID Connect in single-page applications\nExperience working within an Agile development team and collaborating with engineers, product owners and other technical stakeholders\nFamiliarity with AI-assisted or agentic software development, including reviewing and validating AI-generated changes\nSolid problem-solving and communication skills and a willingness to learn unfamiliar technologies\nPreferred Qualifications:\nEducation or Equivalent Experience\nExperience with Node.js, Java and Spring Boot or an interest in developing broader full-stack capability\nExperience with Playwright, Cypress or another modern end-to-end testing framework\nFamiliarity with Storybook, visual regression testing or accessibility testing tools\nUnderstanding of front-end observability, application monitoring and production troubleshooting\nFamiliarity with data visualisation libraries and presenting analytics data effectively\nExposure to data-intensive applications or modern analytics platforms\nExperience building reusable components, design systems or shared UI libraries\n\nWe welcome a bachelor's degree or higher, or equivalent practical experience. You do not need to bring every bonus skill to contribute and grow in this role.\nPlease 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.\nAt 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.\nDiversity 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. 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