Experienced Front-end Developer

Wunderman Thompson

Department: Technology

Location: Antwerpen, Belgium

Who we are:

At Wunderman Thompson we exist to inspire growth for ambitious brands. Part creative agency, part consultancy and part technology company, our experts provide end-to-end capabilities at a global scale to deliver inspiration across the entire brand and customer experience.

We are 20,000 strong in 90 markets around the world; our people bring together creative storytelling, diverse perspectives, inclusive thinking, and highly specialized vertical capabilities to drive growth for our clients. We offer deep expertise across the entire customer journey, including communications, commerce, consultancy, CRM, CX, data, production, and technology.

We are looking for an experienced front-end developer to help us create creative and user-friendly digital experiences. As front-end developer you are responsible for the implementation of digital design, user experiences requirements and micro-animations in exciting, complex digital platforms as well as fun and small creative campaigns.

You are eager to learn and to keep up with technology, but you are also pragmatic in technological and architectural choices.

You report to our Development Director. You work in a team alongside front-end developers, back-end developers and digital designers to ensure all elements of web creation are consistent. This requires you to be a team player with excellent communication and interpersonal skills.


  • Ensuring the technical feasibility of UI/UX designs
  • Creating user-friendly and responsive websites, applications and creative campaign platforms
  • Creating and maintaining user interfaces and micro-animations
  • Incorporating creative and interactive applications, graphics, audio and video into websites
  • Testing websites for ease of use, speed and other quality factors
  • Fixing any website issues or bugs that arise
  • Work closely with account managers and project managers to make sure projects remain withing the timing and budget.
  • Help projects managers to scope and plan a project by estimating the required time. Communicate pro-actively with project and account managers about progress and hick-ups.
  • Work closely with other front-end developers, designers, back-end developers and creative teams to make sure the user experience is implemented as it was conceived.


  • Proven work experience as a Front-end developer
  • Hands on experience with HTML, JavaScript (ES6), CSS, SASS and jQuery
  • Hands on experience with Javascript frameworks such as React
  • You get extra credit for experience with NextJS, Vue, Svelte, Gulp, Webpack, Lottie, GSAP, Laravel, Kirby and Drupal
  • Good understanding of asynchronous request handling, partial page updates
  • In-depth understanding of the entire web development process (design, development and deployment)
  • Familiarity with web development architectures and server-side technology
  • Familiarity with browser testing and debugging
  • Photoshop, Sketch, Figma and graphic production skills and an understanding of layout aesthetics;
  • Knowledge of atomic design principles.
  • Knowledge of SEO principles
  • An ability to perform well in a fast-paced environment
  • Experience of working in creative and/or digital agencies
  • Experience of working with both account and creative teams
  • Successful track-record of managing multiple client assignments simultaneously
  • Fluent in Dutch and/or French and English


  • Straightforward and direct
  • Clear communicator
  • Focused on collaboration and idea sharing
  • Builds to consensus
  • Fair and respectful
  • Active listener
  • Open to people and new ideas
  • Pursues personal growth by embracing challenges


  • At least 5 years’ experience in a similar role
  • Over 3 years’ relevant experience in advertising or marketing


  • A competitive salary with fringe benefits
  • Ambitious and highly creative clients
  • A team of experienced advertising grandmasters and young prodigies
  • We are part of the WPP Network, which offers opportunities for your further training and career
  • Wunderman Thompson is a cheerful mix. We do not care about religion, skin colour, nationality, … as long as you know your profession

At Wunderman Thompson, we are committed to actively building a diverse, equitable and inclusive workplace where everyone feels welcomed, valued and heard, and is treated with dignity and respect.  As leaders and creative partners across industries, it is our responsibility to cultivate an environment reflective of our greatest asset; our people. We believe that this commitment inspires growth and delivers equitable outcomes for everyone as well as the clients and communities we serve.

Wunderman Thompson is a WPP agency.  For more informationplease visit our website and follow Wunderman Thompson on our social channels via Twitter, Facebook, LinkedIn, and Instagram.  

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