UI Engineer - React | TypeScript | | Figma Build clean, scalable UIs for world-class trading software Own the front-end architecture in a modern React ecosystem Hybrid, high-trust team building complex UI flows from scratch The Role An award-winning trading and data infrastructure company is hiring a UI Engineer in Belfast. You'll design, build, and test highly performant front-ends using modern TypeScript, React, and in a collaborative Agile environment. You'll work closely with cross-functional teams - designers, QAs, BAs, and back-end developers - to build user interfaces that solve real business problems at scale. Strong attention to detail, TDD skills, and a passion for quality user experiences are key. Why Apply? Negotiable salaries Bonus Hybrid working - 3 days onsite Private healthcare, life assurance, digital GP Genuine technical ownership on high-value UI work What You'll Do Build and maintain web UIs with TypeScript, React, and Use contract-first and test-first approaches (integration & unit tests) Work with Figma to wireframe and prototype interfaces Contribute to a mono-repo setup (NX / yarn workspaces) Collaborate across disciplines to refine features and improve UX Support an Agile, quality-first delivery culture Document components, decisions, and workflows Your Skills & Experience Must-Have: 3 years' commercial experience building web apps Strong React functional component knowledge Solid experience with integration/unit testing for UI Comfortable with Figma or similar wireframing tools Knowledge of contract-first or API-driven UI design Agile mindset and ability to work across the SDLC Familiarity with mono-repo tooling (NX, Yarn workspaces) Nice-to-Have: or isomorphic framework experience Understanding of UX/accessibility principles Knowledge of AWS Strong TypeScript/JavaScript and good CSS fundamentals Comfortable using Git and JIRA Collaborative, T-shaped engineer who supports others' growth Why This Team? You'll be working with sharp engineers in a high-performing Agile team, building UIs that power global markets. The code you ship makes a real-world difference - and you'll have the space and support to do it right. Skills: React Angular C# .NET AWS