Championnat du Sénégal de football
Sané began his senior career with Dakar-based club ASC Diaraf and was part of the side that won the Senegalese Cup in 2009. The following year, he helped the side to their tenth Senegal Premier League title, their first in six seasons. Sané remained with Diaraf until the end of the 2011 campaign before transferring to Ziguinchor-based outfit Casa Sport. In 2012, he was the highest goalscorer in the Senegal Premier League, as the team won the national championship for the first time in their history.