Studied at Bath University from 1980 to 1987 and after graduation worked in Southern Africa, and in Sydney, Australia. In 1989 Malcolm moved to Berlin, after the fall of the wall, where he worked for 8 years completing projects in Berlin, Leipzig, Frankfurt and Dresden. Malcolm remains a registered architect in Germany.

He is a RIBA registered Specialist Conservation Architect with experience of working on Scheduled Ancient Monuments and listed buildings. Malcolm joined Pringle Richards Sharratt in 1998 and has extensive experience working on both cultural and commercial projects, including the Black Cultural Archives, Fort Nelson, the V&A, Floral Street redevelopment at Covent Garden, St Cross Building for Oxford University, Poplar Baths and the Pitt Rivers Research Centre. Malcolm has been a visiting critic at the Architectural Association and reviews building fabric of churches for the London Diocesan Advisory Committee.

Malcolm became an Associate at Pringle Richards Sharratt in 1999 and a Director in 2005.