Denis Zakaria, a Swiss player, began the 2022–23 season on loan with Chelsea from Juventus with the option of joining the club permanently at the completion of the season.

Zakaria is a powerful and boisterous midfielder who is solid in the tackle and an excellent passer of the ball. He became well-known in the Bundesliga while playing for Borussia Monchengladbach, where he frequently played as a defensive midfielder. He can also defend in the middle or further forward.

Zakaria, who is 6 feet 3 inches tall, possesses the agility to cover a lot of ground and regularly led the Gladbach running statistics during his time there. He contributed goals and has previously played for Young Boys, Borussia and Juventus in European competition.