Career
Juventus
Ruggiero was a player of Juventus F.C."s reserve team from 2010 to 2012, and as an overage player in 2012-2013 season. He received call-ups from the first team in 2011, for pre-season friendlies against Cuneo and Real Betis in August as well as the opening match of Juventus Stadium, against N ottinghamshire County. Ruggiero was a player for bianconeri"s Allievi team in 2009-2010 season.
Pro Vercelli
On 5 July 2013 Ruggiero and Nazzareno Belfasti were signed by Pro Vercelli for €470,000 and €260,000 respectively in co-ownership deals, as part of the bought back of Elio De Silvestro €760,000.
On 19 June 2014, the co-ownerships were renewed. However, in August 2014 Belfasti was bought back by Juve.
In July 2014 Ruggiero returned to Lega Pro for Ascoli in a temporary deal. On 5 February 2015, his transfer to Slovenian club North Dakota Gorica was confirmed.
On 2 February 2015 Pro Vercelli also acquired Ruggiero (for €250,000) and Luca Castiglia outright (for €15 million), and sold Cristian Bunino to Turin (for €175 million).
On 24 July 2015 he was signed by Cuneo.