Senior Frontend Developer (React) in London

Senior Frontend Developer (React) in London

London Full-Time 60000 - 80000 £ / year (est.) Home office (partial)
Pentasia

At a Glance

  • Tasks: Design and build high-quality applications for web, mobile, and backend environments.
  • Company: Leading tech firm in the global lottery and gaming industry.
  • Benefits: Hybrid work model, competitive salary, and opportunities for professional growth.
  • Other info: Work in a collaborative environment with a focus on innovation and modernisation.
  • Why this job: Join a dynamic team and shape the future of digital products in gaming.
  • Qualifications: Strong expertise in JavaScript/TypeScript and React, with experience in cloud environments.

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

One of my clients is looking for a Senior frontend developer role able to join their offices in London or New Castle (UK). They build world-class apps, middleware and digital products in the global lottery, betting, and gaming space. The role is hybrid, 2 days per week at the office is mandatory.

Responsibilities:

  • Design, build, and maintain high-quality applications across web, mobile, and backend environments depending on project needs.
  • Identify and reduce technical debt while supporting system modernisation efforts.
  • Ensure strong performance, scalability, security, and reliability across platforms.
  • Implement testing, monitoring, and observability best practices.

Requirements:

  • Strong expertise in front-end technologies (JavaScript/TypeScript frameworks) or another core area such as React.
  • Experience integrating front-end applications with APIs and backend services.
  • Solid understanding of distributed systems and cloud environments (AWS preferred).
  • Familiarity with CI/CD pipelines, automated testing, and modern delivery practices.
  • Experience with performance optimisation, debugging, and observability tools.
  • Exposure to legacy systems and modernisation projects is advantageous.
  • Knowledge of secure coding practices and common security standards.

Senior Frontend Developer (React) in London employer: Pentasia

Join a forward-thinking company that values innovation and collaboration, offering a dynamic work culture where your contributions directly impact the development of cutting-edge applications in the gaming industry. With opportunities for professional growth and a hybrid working model that promotes work-life balance, you'll thrive in an environment that encourages creativity and technical excellence, all while being part of a vibrant team in either London or Newcastle.

Pentasia

Contact Details:

Pentasia Recruitment Team

StudySmarter Expert Advice🤫

We think this is how you could land Senior Frontend Developer (React) in London

Tip Number 1

Network like a pro! Reach out to your connections in the tech industry, especially those who work in gaming or betting. A friendly chat can lead to insider info about job openings that aren't even advertised yet.

Tip Number 2

Show off your skills! Create a portfolio showcasing your best projects, especially those using React and other front-end technologies. This is your chance to shine and demonstrate your expertise in building high-quality applications.

Tip Number 3

Prepare for the interview like it’s a coding challenge! Brush up on your knowledge of distributed systems, cloud environments, and secure coding practices. Be ready to discuss how you’ve tackled technical debt and modernisation efforts in past roles.

Tip Number 4

Don’t forget to apply through our website! It’s the easiest way to get your application noticed. Plus, we’re always on the lookout for talented developers like you to join our team and help us build amazing products.

We think you need these skills to ace Senior Frontend Developer (React) in London

React
JavaScript
TypeScript
API Integration
Cloud Environments (AWS preferred)
CI/CD Pipelines
Automated Testing

Some tips for your application 🫡

Tailor Your CV:Make sure your CV highlights your experience with front-end technologies, especially React. We want to see how your skills align with the role, so don’t be shy about showcasing relevant projects and achievements!

Craft a Compelling Cover Letter:Your cover letter is your chance to shine! Use it to explain why you’re passionate about building high-quality applications and how your background fits into our mission. Keep it engaging and personal – we love a good story!

Showcase Your Technical Skills:When applying, make sure to mention your expertise in JavaScript/TypeScript frameworks and any experience with APIs and backend services. We’re keen on seeing how you’ve tackled performance optimisation and debugging in past projects.

Apply Through Our Website:We encourage you to apply directly through our website. It’s the best way for us to receive your application and ensures you don’t miss out on any important updates. Plus, we love seeing applications come through our own channels!

How to prepare for a job interview at Pentasia

Know Your Tech Stack

Make sure you’re well-versed in the front-end technologies mentioned in the job description, especially React. Brush up on JavaScript and TypeScript frameworks, and be ready to discuss your experience with APIs and backend services.

Showcase Your Problem-Solving Skills

Prepare examples of how you've identified and reduced technical debt in past projects. Be ready to talk about your approach to system modernisation and how you ensure performance and scalability in your applications.

Familiarise Yourself with Best Practices

Understand testing, monitoring, and observability best practices. Be prepared to discuss how you’ve implemented these in previous roles, particularly in relation to CI/CD pipelines and automated testing.

Security Matters

Brush up on secure coding practices and common security standards. Be ready to explain how you’ve ensured security in your applications, especially when working with distributed systems and cloud environments like AWS.