Senior UI React Developer in London

Senior UI React Developer in London

London Full-Time 60000 - 80000 € / year (est.) No home office possible
HCLTech

At a Glance

  • Tasks: Build high-performance applications using React and TypeScript in a dynamic environment.
  • Company: Join HCLTech, a global leader in technology with over 219,000 talented individuals.
  • Benefits: Enjoy competitive pay, health perks, and opportunities for remote work and growth.
  • Other info: Work on mission-critical systems with excellent career advancement potential.
  • Why this job: Make an impact by developing cutting-edge UI solutions for major industries.
  • Qualifications: Expertise in HTML, CSS, JavaScript, React, and TypeScript required.

The predicted salary is between 60000 - 80000 € per year.

HCLTech is a global technology company, home to 219,000+ people across 54 countries, delivering industry-leading capabilities centered on digital, engineering and cloud, powered by a broad portfolio of technology services and products. We work with clients across all major verticals, providing industry solutions for Financial Services, Manufacturing, Life Sciences and Healthcare, Technology and Services, Telecom and Media, Retail and CPG, and Public Services. Consolidated revenues as of $13+ billion.

Role Overview: We are seeking a highly skilled UI Developer with strong expertise in building time-critical, high-availability, and high-performance applications. The ideal candidate will have hands-on experience across the full UI development lifecycle, including design, development, testing, and deployment.

Technical Skills & Expertise:

  • Frontend Technologies: Expert-level proficiency in HTML, CSS, JavaScript, React, and TypeScript
  • Real-Time Communication: Strong understanding of WebSockets, Server-Sent Events (SSE), and REST APIs
  • State Management & Programming: Solid experience with state management libraries (e.g., Redux) and reactive programming paradigms
  • Architecture: Strong understanding of micro-frontends and Single Page Applications (SPA)
  • Testing: Hands-on experience with React Testing Library / Jest for unit and integration testing
  • UI Automation (Good to Have): Exposure to frameworks like Playwright or Cypress

Desired Experience:

  • Experience working on financial services or trading platforms is an advantage
  • Strong understanding of performance optimization and low-latency UI applications
  • Experience with highly available, mission-critical systems

Senior UI React Developer in London employer: HCLTech

HCLTech is an exceptional employer that fosters a dynamic and inclusive work culture, where innovation thrives and employees are empowered to grow their skills in cutting-edge technology. With a global presence and a commitment to employee development, HCLTech offers numerous opportunities for career advancement, alongside competitive benefits and a collaborative environment that values diversity and creativity. Join us in our vibrant location, where you can make a meaningful impact while working on high-performance applications in a supportive team.

HCLTech

Contact Detail:

HCLTech Recruiting Team

StudySmarter Expert Advice🤫

We think this is how you could land Senior UI React Developer in London

Tip Number 1

Network like a pro! Reach out to your connections in the tech industry, especially those who work at HCLTech or similar companies. A friendly chat can sometimes lead to job opportunities that aren't even advertised!

Tip Number 2

Show off your skills! Create a portfolio showcasing your best UI projects, especially those using React and TypeScript. This gives potential employers a taste of what you can do and sets you apart from the crowd.

Tip Number 3

Prepare for interviews by brushing up on your technical knowledge. Be ready to discuss your experience with state management libraries and performance optimisation. We want to see how you tackle real-world problems!

Tip Number 4

Don't forget to apply through our website! It’s the best way to ensure your application gets noticed. Plus, it shows you're genuinely interested in joining our team at HCLTech.

We think you need these skills to ace Senior UI React Developer in London

HTML
CSS
JavaScript
React
TypeScript
WebSockets
Server-Sent Events (SSE)

Some tips for your application 🫡

Tailor Your CV:Make sure your CV is tailored to the Senior UI React Developer role. Highlight your experience with React, TypeScript, and any relevant projects that showcase your skills in building high-performance applications.

Showcase Your Projects:Include links to your portfolio or GitHub where we can see your work. Demonstrating your hands-on experience with real-time communication and state management libraries will really make you stand out!

Be Clear and Concise:When writing your cover letter, keep it clear and to the point. Explain why you're a great fit for the role and how your background aligns with our needs at HCLTech. We love straightforward communication!

Apply Through Our Website:Don’t forget to apply through our website! It’s the best way for us to receive your application and ensures you’re considered for the role. Plus, it shows you’re keen on joining our team!

How to prepare for a job interview at HCLTech

Know Your Tech Stack Inside Out

Make sure you’re well-versed in HTML, CSS, JavaScript, React, and TypeScript. Brush up on your knowledge of WebSockets, REST APIs, and state management libraries like Redux. Being able to discuss these technologies confidently will show that you’re the right fit for the role.

Showcase Your Project Experience

Prepare to talk about specific projects where you've built high-performance applications. Highlight your role in the full UI development lifecycle, from design to deployment. Real-world examples will help demonstrate your expertise and problem-solving skills.

Understand Performance Optimisation

Since the role involves building low-latency UI applications, be ready to discuss performance optimisation techniques. Share any experiences you have with improving application speed and responsiveness, especially in mission-critical systems.

Familiarise Yourself with Testing Frameworks

Get comfortable with React Testing Library and Jest, as well as any UI automation frameworks like Playwright or Cypress. Be prepared to explain how you’ve used these tools in past projects to ensure quality and reliability in your applications.