Byte9 Jobs

Front-end web developer

A front-end web developer supporting both the Design and the Development team, producing front-end code to support multiple client projects

Reports to: 
Head of Design & Technical Project Manager
Depending on experience
CV and covering letter to [email protected] 

NB No agencies please!


Position summary

Byte9 are one of the leading agile web development companies in London and we are looking to expand our experienced team.

We specialise in feature-rich web applications, content management and ecommerce products and client web and mobile site development, increasingly we work with in house and agency design and development teams.

Our clients range from start-ups to blue chips but our focus is on providing excellent solutions that fulfil our clients’ and system stakeholders’ evolving business requirements, look outstanding and function optimally across devices and browsers.

With several exciting projects lined up we are now looking to expand the front-end design and development team with another front-end web developer.

As a front-end web developer your primary responsibilities will include supporting both the Design and the Development team to produce front-end code to support multiple client projects. A keen eye for cutting edge web design, interface development, usability and the ergonomics of a system are as important as a mind for innovation and the ability to work effectively in a pair / LAMP development team environment.

In return, we offer a competitive salary, the chance to work on a variety of innovative projects, using advanced process, tools and techniques within a strong, experienced, creative  & smart team.


Skills and experience necessary for this role:

  • Over 4 years of commercial web development experience
  • Excellent HTML, CSS, JavaScript skills
  • Experience with JavaScript frameworks (ReactJS, Redux, ExpressJS etc)
  • Experience with NodeJS
  • Experience writing performant APIs
  • Coding valid HTML5 and CSS3 / 4 mark-up
  • Developing cross-browser and cross-platform compatible solutions
  • Experience with SASS / BeM Coding Standards
  • Experience with server-side code (PHP)
  • Good understanding of Web Accessibility & usability
  • Experience working with version control systems such as GIT
  • Experience with Bootstrap and developing for mobile
  • Experience with CMS tools (WordPress, Magento, Drupal etc)
  • Working examples of Code / Sites (GitHub portfolio etc)

Good to have:

  • Good knowledge of mobile environments, especially iOS & Android
  • Experience with NPM, Gulp, Webpack
  • Social media skills, especially mainstream platform integration
  • Experience with Ionic Framework
  • Experience with TypeScript
  • Experience with AWS / Google Cloud infrastructure
  • Experience with Docker / Kubernetes
  • Experience of CI / Testing Tools


The Right Candidate:

  • Will be organised, punctual, detailed, accurate, work quickly to tight deadlines and excel at problem solving
  • Be able to plan and execute multiple projects
  • Can accurately translate UX wireframes and design mock-ups into well-organised front-end interfaces
  • Will work closely with designers and back-end developers as well as quality assurance, devops and sysops
  • More than anything, has a passion for what they do and will always be looking to learn and stay current with developments in all relevant technologies, process, software and hardware


You will be working in a vibrant office environment where developing first-class solutions in an enjoyable atmosphere is far more important than a suit and tie.

Human skills are very important and you should enjoy working in a team environment, cope well with pressure, and have a genuine enthusiasm for all things web application development and a “can do” attitude. You will need to manage and prioritise a varied workload and enjoy a customer-focused development role working on diverse projects.