Despite being linked with a hosts of Ligue 1 clubs, notably Bordeaux, Lille and Monaco, on 12 July 2007, it was confirmed by the media that Matuidi had agreed to join Saint-Étienne after agreeing to a four-year deal with the club. Upon his arrival, Matuidi was given the number 12 shirt and was inserted into the starting XI, where he established midfield partnerships with Loïc Perrin and Christophe Landrin. He also formed a bond with former and fellow "Troyen" Bafétimbi Gomis, who had a breakout season. Matuidi made his club debut on 11 August 2007 in a league match against Valenciennes. He remained first-choice for the entire season under Laurent Roussey. The club's play that season culminated into a fifth-place finish and qualification for the UEFA Cup.