Born in Santa Coloma de Gramenet, Barcelona, Catalonia, Blanco was an UDA Gramenet youth graduate, and made his first team debut at the age of just 16 on 21 May 1995, coming on as a second-half substitute in a 1–1 Segunda División B home draw against Real Murcia.
He made his first team debut on 17 July 1999, playing the last 17 minutes of a 0–2 home loss against Montpellier HSC, for the year's UEFA Intertoto Cup.
[2] In 2001, Blanco returned to Gramenet, but left the club in January 2003 after featuring rarely during the season, and joined Tercera División side CF Badalona.
[6] On 24 June 2014, he returned to another club he represented as a player, Espanyol, being appointed assistant of Lluís Planagumà at the B-team.
[10] His first professional – and La Liga – match in charge of the Pericos occurred the following day, a 1–1 home draw against Valencia CF.