[5] Smith was named as a member of the Glasgow Warriors academy for the 2020–21 season.
[6] He made his debut for Glasgow Warriors in the re-arranged Round 9 of the 2020–21 Pro14 against Edinburgh.
On 24 February 2021 it was announced that Smith had graduated from the academy to sign with Glasgow Warriors.
[9] He received his first full international cap for Scotland in the 3rd test against Argentina in Santiago del Estero on 16 July 2022.
[11] In 2023 Smith was selected in Scotland's 33 player squad for the 2023 Rugby World Cup in France.