Senior Front-end Developer (Hybrid or Remote)

Immersive Labs

Immersive Labs

Software Engineering
Bristol, UK
Posted on Friday, March 29, 2024

Collaborative people that create ingenious solutions

Get on board with the fastest-growing cybersecurity company in the UK

We love a challenge and are quick to adapt

Immersive Labs is the leader in people-centric cyber resilience. We help organizations continuously assess, build, and prove their cyber workforce resilience for teams across the entire organization, from front-line cybersecurity and development teams to Board-level executives. We provide realistic simulations and hands-on cybersecurity labs to evaluate individual and team capabilities and decision-making against the latest threats.

Where we are now

Immersive Labs was founded in 2017, from a cargo container in Bristol, UK we’ve grown to over 300 employees globally, announced funding of more than £150 million and been voted a Best place to work for the last 3 years running! We are trusted by the world’s largest organizations including KPMG, Sophos and the NHS to measure, map to risk, and optimize the human cyber abilities of their entire workforce.

We encourage people of all different backgrounds and identities to apply. We are committed to maintaining an inclusive, supportive place for you to be you and do your very best work.

Senior Front End Engineer

We have an exciting opportunity to join us at Immersive Labs as a Senior Front End Engineer working in our Engineering team. You will participate in building our learning platform’s user interface. You can see part of it in our free community offering at

This is an exciting opportunity to be responsible for developing a truly ground breaking product.

We are not just seeking a skillset though - we are looking for someone who will also become an important and vital part of our team, so we seek a driven, curious and collaborative person to become our next colleague

If you want to have a large impact and contribute more than just your time, this could be the role for you - at Immersive Labs, we value determination, ingenuity, collaboration and an understanding that unique products require unique technical solutions.

You'll get to work in a friendly multi-disciplinary agile team and also work on innovative ideas one day a fortnight during our One Team day, where collaboration between different teams is encouraged to find unique solutions.

Your main responsibilities:

You'll get to immerse yourself in engineering projects. We want to give you a place where you'll learn from us and we'll learn from you through getting involved in the following:

  • Being an expert in all things frontend; React / JavaScript, GraphQL, security / authentication, design systems, build system / pipeline.

  • Delivery of engineering projects

  • Improving our UI step by step

  • Coaching / mentoring and pairing with engineers

  • Improving developer experience by reducing toil e.g. local development set up, CI/CD improvements, test suite optimisation etc.

Success in this role will depend most on your approach, underlying skills and potential for growth, even if some of the above would be new to you.

  • A number of years of experience with Javascript frameworks, preferably React, along with integrating a complex frontend codebase into a backend API (ours is built in Ruby / Rails)

  • Demonstrable, and up-to-date knowledge of best practices and patterns when working in a large, scalable frontend codebase, and familiarity with CI setups

  • We work in very small teams and need “T-shaped” people, i.e. people who are willing to unblock themselves by doing simple changes in the backend if needed.

  • Excellent understanding of Git, semantic HTML and CSS/SASS, using styled-components

  • The ability to critically review technical solutions and identify potential performance / design system / security / scalability issues

  • Excited and driven to solve challenging problems in a high performing agile culture

  • A strong ability to communicate complex technical problems to a wide range of audiences both written and verbal

  • Seeks justification for introducing technical complexity to ensure the value / benefits outweigh the cost

  • Ability to evaluate when adopting a new technology or “best practice” will deliver tangible benefits vs. when it will simply swap one set of problems for different ones

Immersive Labs’ growth has been fuelled by our values that underpin everything we do, here's how they relate to this role:

    • Driven - We are innovators and market-creators, constantly moving forward to achieve results in support of our mission.

    • Inclusive - We are passionate about creating an environment of inclusion and respect for our employees, customers and partners, everyone has opportunities to thrive.

    • Customer Obsessed - We seek to develop deep relationships with our customers to help them achieve their business outcomes.

    • One Team - We are a talented global team working together to achieve our vision.

If you would like to read more about what you can expect from our recruitment process, you can visit our dedicated interview process page.

As well as an inclusive, supportive place for you to be you. We offer an extensive range of benefits so you can do your very best work:

  • Time off, flexible and remote working so you can work when is best for you, includes 25 days annual leave + 2 volunteering days and birthday half day

  • Look after your family and yourself with enhanced parental leave, mindfulness groups, critical illness cover, 7% matched pension, health plan and more

  • Career and learning development through the platform and our ‘Learn Anything’ fund

  • Recognition & Rewards for doing great work and living our values and behaviours

  • Informal or formal flexible working options, e.g. flexible start and finish times, reduced hours, job share, remote working

  • We’re a sociable, tight-knit team with monthly socials, and sports clubs. Our socials have included everything from pottery painting and paper mask making, to movie nights and escape rooms

  • When you do visit the UK hub getting there is easy: we’re based in the centre of Bristol, just a 10 minute walk from the train station. We also offer railcard loan and cycle scheme to buy a new bike

Find out more at

Unlock your potential with Immersive Labs. Click apply to find out more.