Sergio Bueno started his professional football career with Deportivo Neza in the 1983-84 tournament against Puebla FC where he came in as substitute in the 88th minute. He played with Coyotez Neza from 1983 to 1988 where he played 99 league matches and scored 3 goals. In 1988, he transferred to Atlante F.C. where he only played for one year before transferring to Querétaro F.C. where he was a key player. In 1991, he was sent on loan to Morelia where he played in 27 of the 38 matches before returning to Querétaro F.C. where he stayed until 1994. In 1995, he transferred to Veracruz where he spent most of the tournament as a substitute. In 1996, he signed with Celaya and spent most of the tournament on the bench mentoring the young players. His last club was Puebla FC where he only played in 15 matches before announcing his retirement at the end of the tournament.