Senior UX/UI Designer, Android Lead

All4

August 2018 - September 2019

All4 Streaming Application, Native Android

All4 is the on-demand streaming experience for UK broadcaster Channel4, with over 500k monthly active users on the android platform.

As Android UX/UI Lead for Channel 4's All 4 streaming platform, I was responsible for shaping the Android mobile experience during a period of significant product and brand evolution.

Working as part of a multidisciplinary team, I partnered closely with product managers, Android engineers, and the in-house All4 design team to design experiences that balanced user needs, platform conventions, and business goals across one of the UK's largest streaming services.

The Challenge

Channel4 was undertaking a significant rebrand and modernization effort at a time when streaming landscape was becoming increasingly competitive. I joined the team at the very beginning of a full Channel4 rebrand. My challenge was to translate the new brand language into an experience that felt unmistakably Channel 4 while remaining native to Android.


Every visual element introduced by the brand team needed a thoughtful Android implementation that respected Material Design principles, existing user behaviors, and platform-specific constraints. The challenge was two-fold.

The first challenge was to translate a rudimentary set of brand elements into a visual language. Along with the in-house Channel4 design team (Web, iOS, Android, and Big Screen) I worked through many iterations of typography, color, movement, and shape to make the brand feel alive in the digital space. It was important that we achieved consistency across platforms with different needs, abilities, and formats.

At the same time, many of these design decisions required close collaboration with Android engineering. Components that appeared simple from a visual perspective often presented significant technical challenges within the existing codebase. Balancing brand fidelity, cross-platform consistency, and implementation feasibility required constant partnership between design and engineering throughout the project.

Success meant more than matching the look and feel of other platforms—it meant creating an Android experience that felt cohesive, performant, and native while launching in lockstep with the broader Channel 4 rebrand.

Design details

Typography

Channel 4 had two unique typefaces. The sans-serif worked well as the default interface typeface, but there were very few places the decorative headline could be used. Since this typeface was so iconic to the Channel4 brand, it was important we found a place for it. Because the main app navigation headlines were larger and support from the bottom navigation labels, this ended up being the perfect spot to showcase the extra bold italic font.

Color

When building out an interface color system, it is important to think of colors representing a quality or having a specific purpose. The new brand guide emphasized 5 colors. Teal and Yellow had been given equal importance, while neutral colors acted as text and background. We decided Channel4 Teal would be the perfect action color in our interface, so we assigned it to actionable UI elements like play buttons, active navigation, or very high emphasis labels. Yellow would become our status indication color - used to show play bar or download progress. The darkest grey we used for lowest elevation backgrounds, while the medium grey was used in higher elevation that would be layered above (like the app and bottom navigation bars).

Respecting the Platform

Rather than treating Android as a copy of other platforms, I focused on creating experiences that felt at home on Android by leveraging Material Design principles and components, and native interaction patterns. I tailored features that existed on each platform to feel intuitive and optimized for the Android ecosystem.

The Outcome

As a team we successfully launched together! Alongside the iOS, Big screen, web, and marketing teams, the result was a cohesive, on-brand Android app that launched on time, achieved feature parity across platforms, and felt native to Android users. Working with Channel4 was a truly pleasant experience and a testament to what you can achieve with a great team!