Senior UI Engineer - React & Cloud Analytics

Optum; Dublin; Hybrid; EUR 70,000 - 100,000; Full time

Benefits offered by this job

Flexible work arrangements

Job summary

Optum Ireland is seeking a UI Engineer to design, develop and maintain front‑end features in a cross‑functional team. You will build accessible, responsive interfaces using React and TypeScript for our pharmaceutical analytics products.

Collaborate with product, design and backend engineers to implement RESTful API integrations, automated tests and CI/CD pipelines in a cloud environment (Azure or AWS). This hybrid role offers Dublin office and home‑based remote work.

Qualifications

• Experience building modern web UIs with React and JavaScript/TypeScript.
• Understanding of component-based UI, responsive design, HTML and CSS.
• Experience integrating front-ends with RESTful APIs.
• Experience writing automated tests for front-end code.
• Familiarity with CI/CD pipelines and version control (Git).
• Knowledge of cloud deployment (Azure or AWS).
• Understanding of accessibility and cross-browser compatibility.
• Experience in Agile teams and collaborating with stakeholders.
• Awareness of AI-assisted development is a plus.

Responsibilities

• UI Development: design, develop and maintain high-quality UI features in a cross-functional team.
• Front-End Development: build accessible, responsive interfaces using React and modern JS/TS.
• API Integration: connect UIs with RESTful APIs and define contracts with backend teams.
• Quality Engineering: develop automated tests (unit/integration/e2e).
• Agile Delivery: collaborate with product owners and designers to deliver value.
• CI/CD and Automation: contribute to build, test and deployment pipelines.
• Cloud Delivery: deploy front-end apps on public clouds with containerised services.
• Production Support: investigate issues and implement fixes for reliability.
• Secure Development: follow authentication/authorization and security best practices.
• Agentic Development: review AI-generated changes before merging.

Skills

React

JavaScript/TypeScript

UI development

CI/CD pipelines

RESTful APIs

Accessibility

Agile

Git & CI tools

Tools

Git

GitHub Actions

Azure/AWS

Playwright/Cypress

Job description

Optum Ireland is seeking a UI Engineer to design, develop and maintain front‑end features in a cross‑functional team. You will build accessible, responsive interfaces using React and TypeScript for our pharmaceutical analytics products.

Collaborate with product, design and backend engineers to implement RESTful API integrations, automated tests and CI/CD pipelines in a cloud environment (Azure or AWS). This hybrid role offers Dublin office and home‑based remote work.