Senior UI Developer

We are looking for a Senior UI Developer to join our front-end engineering team and take ownership of building scalable, accessible, and high-performance user interfaces. You will work closely with product managers, UX designers, and back-end engineers to deliver enterprise-grade web applications. You will be expected to set technical direction for UI architecture decisions, mentor junior developers, and champion best practices across the team.

Requirements

• Design and develop robust, reusable UI components using React.js, Next.js, TypeScript, Material UI, and Tailwind CSS.
• Lead front-end architecture decisions and define coding standards, patterns, and best practices for the team.
• Translate complex UX/design requirements into pixel-perfect, accessible, and responsive interfaces.
• Optimise application performance - including rendering, bundle size, Core Web Vitals, and load time.
• Collaborate with back-end engineers to integrate RESTful and GraphQL APIs, ensuring clean data contracts.
• Conduct thorough code reviews and provide constructive, growth-oriented feedback to peers.
• Mentor junior and mid-level developers, fostering a culture of continuous learning and technical excellence.
• Partner with QA to define testing strategies; write unit, integration, and end-to-end tests (Jest, Playwright/Cypress).
• Contribute to and maintain our internal design system, ensuring visual and behavioural consistency across products.
• Proactively identify technical debt and drive initiatives to improve code quality and developer experience.
• Stay current with the evolving front-end ecosystem and champion adoption of relevant new technologies.

Required Qualifications

• 5-7 years of professional front-end / UI development experience.
• Deep expertise in React.js and TypeScript in production environments.
• Strong hands-on experience with Next.js (App Router, SSR, SSG, ISR).
• Proficiency with Tailwind CSS and utility-first styling methodologies.
• Extensive experience with Material UI (MUI) component library and theming.
• Solid understanding of web performance, accessibility (WCAG 2.1 AA), and SEO fundamentals.
• Experience with state management solutions (Redux Toolkit, Zustand, React Query, or similar).
• Familiarity with CI/CD pipelines and version control workflows (Git, GitHub/GitLab).
• Strong written and verbal communication skills; ability to articulate technical trade-offs clearly.
• Track record of owning features end-to-end in an enterprise or large-scale SaaS environment.

PREFERRED QUALIFICATIONS

Experience building and maintaining a shared component / design system library.

Knowledge of micro-frontend architecture patterns.

Exposure to back-end technologies (Node.js, GraphQL) to support full-stack collaboration.

Familiarity with observability tools (Sentry, Datadog, LogRocket) for front-end monitoring.

Experience with Storybook for component documentation and visual testing.

Contributions to open-source projects or a demonstrable personal portfolio.

TECHNOLOGY STACK

You will be working with the following technologies day-to-day:

Next.js (App Router) Jest & React Testing Library

React.js 18+ Playwright / Cypress

TypeScript Storybook

Tailwind CSS Git & GitHub Actions

Material UI (MUI v5/v6) Figma (design handoff)