Scottish-born Deryck Walker studied Fashion and Textiles at the Glasgow School of Fine Art. After graduation, Walker moved to London and worked for designers Boudicca and Robert Cary-Williams. He then worked in Milan for Versace before returning to the UK to launch his own menswear collection in 2005.
In 2008 Walker showcased his first-ever womenswear collection at ON/OFF as part of the Glasgow: Scotland with style Design Collective. Walker worked as a tutor in tailoring and pattern at Glasgow College of Art, and also created the costumes for the 2016 film The Carer.