Senior Technical Specialist - Web UI (HTML, JavaScript, React.js)

HCL Technologies Limited is hiring a Senior Technical Specialist for Web UI in the United Kingdom. The role centers on designing and delivering high-quality front-end software with React.js, JavaScript, and HTML, with opportunities to guide peers and shape technical direction. This onsite, full-time position is based in Great Britain and is a good fit for someone who enjoys turning complex UI requirements into scalable solutions.

If you bring React expertise and enjoy mentoring others, the company thinks you could thrive in this environment. The role blends hands-on development with leadership responsibilities, seeking someone who can align technical work with client needs while staying current with web trends.

The company has a global footprint and values practical, well-engineered front-ends. This position is designed for a proactive technologist who wants to shape frontend architecture and contribute to client outcomes.

Shaping the UI landscape in React

In this role you will architect and design scalable web applications with React.js, focusing on performance and long-term maintainability as you deliver new features and ongoing support.

As the go-to React.js expert, you will provide technical guidance to teammates during project execution while keeping your own skills sharp by tracking emerging tools and trends that raise solution quality.

You'll collaborate with stakeholders to gather specifications and translate them into tailored solutions, while contributing to competency development through collateral, whitepapers, and market insights.

You will also champion client value initiatives by promoting best practices across the React.js stack and related technologies.

What you should bring to the role

The following capabilities are considered essential for success in this role.

• Deep expertise in React.js, JavaScript, and HTML
• A solid grasp of web application architecture and core design principles
• Strong problem-solving abilities with a track record of independent work on complex projects
• Experience mentoring and training teammates to grow skills within the React.js stack
• Familiarity with Git and agile ways of working

Aspiring candidates may also have certifications that supplement their background.

• Certifications in React.js or JavaScript development are a plus

Pay, perks and practicalities

This is a full-time onsite position based in Great Britain.

Tips for applicants

Lead with your React.js architecture and front-end leadership on your resume, including a concrete project where you designed a scalable UI and mentored others.

Back up the must-have skills with tangible examples: point to projects where you built scalable React apps, show how you used JavaScript and HTML effectively, and mention any mentoring or training you conducted.

Be ready to discuss your approach to mentoring teammates and how you stay current with emerging web technologies; consider sharing a short example of a training session you led or a workshop you hosted.

When interviewing, ask about the current React stack, how frontend success is measured, and how you can contribute to client value initiatives and best practices within the team.