Some of the singles he collaborated on include Adele's "Set Fire to the Rain", James Morrison's "Broken Strings", Tinchy Stryder's "Number 1" and Taio Cruz's "Break Your Heart".

Earlier that year he produced seven tracks on Kano's Made in the Manor album and co-produced the debut EP from South London rapper Dave.

The record is based on a series of 12 questions all born of Smith’s own anxieties about the world, discussing issues such as faith, freedom, race, gender, wealth, equality and ecology.

Smith then became involved in playing guitar in studio sessions, performing on over 200 records, including Rui da Silva's number one "Touch Me" and Tim Deluxe's "It Just Won't Do".

[12][13] In 1999, Smith was introduced to the then-unknown Craig David and spent five years working as his guitarist performing on television and radio, as well as at concerts including the John Lennon Tribute Concert at Radio City Hall in New York, the Tsunami Relief Cardiff at the Millennium Stadium in Cardiff, and Live 8, London.

[24] They spent ten months writing and producing his debut album, Gang Signs & Prayer, released independently through #Merky Records on 24 February 2017.

During the COVID-19 pandemic, Smith produced the Live Lounge Allstars' charity version of the Foo Fighters' "Times Like These", featuring twenty-four musicians recorded from their homes.