 An internationally renowned prospect, Gouiri made the bench for Lyon in a Ligue 1 match against FC Girondins de Bordeaux on 10 September 2016 at the age of 16, and debuted for the Lyon B team at the age of 17.He made his first team debut on 19 November 2017 in a 0–0 home draw against Montpellier in Ligue 1.He entered the field after 73 minutes replacing Tanguy Ndombele.