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Specialist User Interface & User Experience Design Agency in London

HeavyLight is a digital graphic design and development agency based in London, specialising in User Interface (UI) and User Experience (UX) design. Alongside these we offer a range of other creative design and development services including web, graphic, app and branding design.

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With the user interface of a product or service now as, or more important than the device it’s displayed on, it’s more vital than ever to partner with the right UI and UX design agency. We have the advanced knowledge, skill and experience to deliver a project that seamlessly combines perfect functionality with an intuitive and attractive user experience.


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Through our creative graphic design and development services, HeavyLight have earned a reputation for transforming the user interfaces of products from some of the biggest names in the broadcast & media and financial industries in London and across the world. See more clients and testimonials



Our design team has a wealth of experience in creating bespoke user interfaces for clients across a wide range of platforms including desktop applications, web apps, mobile apps and kiosks. Whether it’s for a website, app, or in-house software, our skilled and creative team of designers will deliver a customised graphical user interface (GUI) centred around user experience, delivering the functionality you require.

Our strength lies in fully understanding the client requirements in order to build the appropriate information architecture, and then create a tailored and often customisable user experience and interface for each client project.

For information about our GUI, UX and UI design, or any of our other design & development services, please email or call our London office.

0208 858 7057