Career
He is 1.84 meters tall and weighs 79 kilograms. In his youth, Barış played for SV Este 06/70, and he had an important role when Football Club Saint Pauli was promoted to the Bundesliga in 2001. After his years in F.C. Saint Pauli, he attracted the attention of the Gençlerbirliği chairman İlhan Cavcav and he was transferred to Gençlerbirliği.
His team defeated outstanding European clubs such as Blackburn Rovers and Sporting Communist Party. In 2004, chairman bought Deniz to his team paying one of the Gençlerbirliği"s record transfer fees.
Due to a financial problem in his transfer to, his licence was suspended and he was unable to play for Kadıköy side for a long time. During their match following this event, F.C. Saint Pauli players wore black armbands to express their sorrow for the ex-Saint Pauli player.