We're hiring

Front End React Developer

floor51 is on the lookout for someone who is both versatile and technically strong. You’ll need to thrive in a small team environment where you need to be proactive and add value through your own contribution. Every day will be different, and this will suit someone who likes flexibility in their working experience and likes using their own initiative.


You will be responsible for regenerating and growing an existing system that is currently in use with established companies. This will involve building out a React-based front end for an analytics dashboard that ingests feeds provided by the backend team.

About us

We are a new and fast-growing software engineering company delivering high value, specialist solutions and products to the Telecom industry. We are industry insiders, having worked for many years in the Telecoms sector and with deep practical experience of the challenges and opportunities faced by operators, service providers and manufacturers in this fast-moving and highly competitive industry.

We specialise in mobile device and system software solutions and have the capabilities to engineer specialized applications for the mobile industry. We are developing innovative new products based on HSM and SDR platforms.

We also have our own products for economically and efficiently monitoring network performance and quality, particularly in the RAN. We also have tools to help mobile operators detect fraudulent use of their networks. We believe in delivering exceptional software.

Job Description

Knowledge, Skills, and Experience:

  • React, Redux

  • JavaScript ES6+

  • Data visualization eg. D3

  • Agile approach to software delivery using JIRA and Gitflow



  • Front end development using the React framework

  • Redux

  • Interest in new language features eg. Hooks


JavaScript ES6+

  • Data visualization eg. D3

  • Feed ingestion using the Promise API eg. Axios

  • Experience of building projects using vanilla JavaScript

  • The candidate will also gain significant exposure to the Google Maps APIs



  • A levels and long-term experience of developing software applications

  • BS/MS degree in Computer Science or related subject preferred but not essential

  • Proven working experience in software development

  • Industry certifications always useful

Location and Working environment

  • floor51 is a small company and whilst our core hours are 10-6 we allow flexible working

  • Our main office is in Histon, close to Cambridge

  • We think the right mix of office and home working works best for everyone

  • Development machines and software licenses are provided

  • We support training and development programs 


  • At least 5 years’ experience in web development

  • Ambitious, energetic, self-starter able to work unsupervised

  • Lateral thinker, comfortable solving difficult problems

  • Keeps up to date with technology and advancements in web development



  • £35-50k per year depending upon experience.

  • Performance-related bonus

  • Company share option scheme after 12 months

  • Excellent opportunity to expand a skill set and be instrumental in the development of emerging products


Floor51is an equal opportunity employer

Tel: +44 (0) 7956 308115

Compass House, Vision Park, Histon, Cambridge, CB24 9AD