Mid-Weight Front-End Developer


A Mid-Weight Front-End Developer at FX helps to pioneer and develop innovative Javascript products across OTT streaming and Connected TV applications.

Utilising their experience and expertise to develop technical solutions, they work closely with the wider development team, contributing code whilst also helping to review other team members work and share knowledge.

They work closely with the other Junior and Senior members of their team to scope work and see it through to execution and completion.

A Mid-Weight Front-End Developer at FX will have 2+ years of experience with Javascript and be confident in their knowledge to make decisions and drive the direction of development work at FX.

About FX Digital

FX Digital is an award-winning digital agency based in London, specialising in OTT (Over-The-Top) streaming and Connected TV-first application design & development.

It is an exciting time to join our team and help our clients find industry-leading, innovative solutions in the exciting and rapidly growing world of Connected TV.

We currently deliver solutions for incredible brands like Discovery, Eurosport, GCN and the ATP Media, as we continue to work with global sports and entertainment brands, helping them to reach millions of viewers across the world.

Our dynamic and energetic team of 50 is based in the beautiful Bentima House in Old Street, close to the hustle and bustle of Shoreditch.


  • Work with other team members to propose technical solutions to business problems, attending client meetings where required.
  • Contribute to the Javascript development of TV and console applications.
  • Work within an agile team. Attend standups, planning meetings and retros.
  • Provide inspiration and guidance to help other members of the development team.
  • Regularly code review pull requests by the development team, commenting on where improvements can be made and enforcing the appropriate coding standards.
  • Advise the Lead Developer as to the tools and services that could be used to help improve the efficiency of the development team.
  • Attend industry events to broaden understanding of development tools and processes.
  • Attend training and events to ensure continued self improvement.
  • Maintain a research and development attitude towards work.
  • Provide support to the wider development team across other projects if required.


  • 2+ years of relevant professional experience of working in a wider team with multiple concurrent projects.
  • A Computer Science or related degree, or other substantial, relevant course that provides a solid understanding of Computer Science principles.
  • Understanding of vanilla Javascript and frameworks including React.
  • Proficiency with JSON, especially when used in an API context.
  • Understanding of APIs, including RESTful APIs.
  • Proficiency working with HTML and CSS.
  • Understanding of web architecture including transfer protocols and the makeup of a browser.
  • Good knowledge of Git version control and knowledge of Gitflow.
  • Confident usage of CLI tools for front-end workflow, including Yarn, NPM, and Gulp.
  • A willingness and aptitude to change, with a passion to pick up new tools and processes.
  • Effective time-management skills.


  • Experience working with Connected Devices and in particular Smart TV.
  • Experience developing on the Playstation and/or Xbox platform.
  • Experience working with Jasmine for unit testing.
  • Experience working with HTML video players and their technical requirements.
  • Experience working with Typescript.
  • Some understanding of CI/CD and tools such as Jenkins or Travis.
  • Deep understanding of web inspection tools, along with web profiling and step debugging.
  • Some familiarity with writing automation testing including unit tests, and a desire for test driven development.

Why work at FX?

Financial perks

  • We understand the importance of being compensated fairly for your hard work, so we offer competitive compensation packages for all job roles.
  • To recognise everyone’s incredible contribution to the success of the business, we offer an annual profit share equally distributed across all roles and departments.
  • We offer pension contributions with Nest pensions to help you plan for your future.

Health and wellbeing

  • Every month you have the option of a one-on-one Sanctus mental health coaching session, a great opportunity to get quality mental health support at work.
  • Our Mental Health and Wellbeing group is open to everyone and empowers FX employees to make real, positive change within the business.
  • All our people can opt-in to Vitality Health Insurance (on completion of your probationary period), which comes with a whole range of great benefits, including a heavily discounted Apple Watch, cinema tickets and Amazon Prime.
  • Join our 5-aside-football group for a relaxed, friendly kickabout after work.
  • Join our professional yoga teacher twice a week for sessions open to yogis of any level – clear your mind and stretch those muscles!
  • Get active and help the environment by enrolling in the cycle to work scheme and get a new bike with a saving of up to 47%.

Epic office environment

  • Our awesome office is located on Old Street in East London, easily accessible and close to a number of transport links and surrounded by cool restaurants, food stalls and bars.
  • Our office is equipped with showers, secure bike storage, a rooftop terrace with breath-taking panoramic views of London and plenty of private meeting spaces and quiet areas to get your head down and focus when you need to.
  • We believe FX Digital should be an accessible workplace for everyone and our office is fully wheelchair accessible.

Flexible working and annual leave

  • Recharge your battery with a generous 35 days of annual leave (including bank holidays and our Christmas office shutdown)
  • We appreciate that the world has changed and so we offer flexible working, working from home and a flexi start time between 9am and 10am.
  • To ensure that our remote workers don’t miss out on the office experience, we have invested in technology that allows us to run company events in a hybrid way.

Personal development opportunities

  • We are invested in your growth and so we run regular, quarterly appraisals, to ensure you are receiving constant feedback and working towards goals for growth.
  • We support our team to get involved in conferences, events and trade shows at home and abroad.
  • Personal development is hugely important and so we offer weekly training time to upskill and continue your learning.
  • Work with epic and prestigious global brands in the media, sport and entertainment space, from Discovery to BBC and ATP Media.


  • Take part in regular company-wide and team-specific socials (both in-person and remote).
  • We take great pride in our culture of acceptance, diversity and inclusion.
  • We are committed to doing our bit for the planet and our sustainability group is open to anyone passionate about making a difference.
  • Complete regular surveys to provide anonymous feedback on the business, leadership team and your role to ensure that we are doing everything we can to keep improving and making FX a great place to work.
  • Join us at our monthly Show and Tell, where team members update us on what they’ve been working on.
  • Get nominated for the monthly FX Factor by your peers and get recognised for your contribution to the business.
  • From baking to running, we offer a wide range of clubs for a variety of interests so you can meet and socialise with likeminded members of the team.

Job Details

  • Contract type: Permanent
  • Working hours: Full time
  • Location: FX Digital’s office is situated in the Bentima House, Old Street, East London
    • In light of the pandemic, FX Digital is currently operating on a hybrid working model, meaning that our team has the option to work from home but days in our London office will sometimes be required
  • Salary: Depending on experience, in between £40k-50k / year

How to apply

If you’re interested in applying for this role, please submit your details through the application form below.

If you’re asked to an interview, great! This is an informal chat and an opportunity for you to tell us about your professional passions and goals for the future, run through any past work you have to share, and also for us to go into more detail about the job and discover if it’s a good fit for you.