Career
Bari
Born in Bari, he began his football career with hometown club Associate of Science Bari, entering the youth system. He was confirmed for the first team the following season, but never played, instead he continued to play with the youth team In July 2010, he was loaned to Lucchese along with Alessandro Marotta, but in August moved to Barletta.
He played the league first match as substitute, replaced defender Alessio Lanotte (that match Barletta played a 4-3-3 formation) and started as the attacking midfielder in the next round (4-3-1-2 formation).
He was the playmaker in 4-3-1-2 formation or one of the supporting striker in 4-3-2-1 formation. On 1 July 2011 he signed a new 3-year contract with Bari.
Cheivo and return to Bari
Bellomo immediately returned to Bari in temporary deal. Torino
On 3 July 2013 Bellomo was sold to Serie A club Torino for €1.2 million with Chievo retaining 50% of his registration rights in co-ownership.
He made his debut for the Granata during the third round of the 2013-2014 Coppa Italia against Pescara, lost 1–2, and in Serie A on 25 September playing a full match against Hellas Verona, 2–2.
On 20 October he scored his first goal in Serie A from a free kick to draw Torino level against Inter Milan in the 90th minute and the match ended 3–3. Bellomo made 7 appearances for Torino during the 2013-2014 season before he was loaned to Spezia in Serie B on 29 January 2014. Spezia (loan)
At Spezia, he was given the number 10 shirt, making his debut 1 February 2014 in a draw 1–1 against Juve Stabia.
He scored again on 12 April away to Cesena (2–0), before deciding the following match against Siena, 1–0.
With Spezia, he played in the quarter-finals of the promotional play-offs, losing 1–0 to Modena. He concluded the season with 21 appearances and 5 goals.
Return to Chievo
On 21 June 2014 the co-ownership between Chievo and Torino was resolved in favour of the former for a fee of €343,000. Bari (loan)
On 29 January 2015 Bellomo returned to Bari for the remainder of 2014-2015 Serie B season.
Ascoli (loan)
On 21 September 2015 Bellomo joined Serie B newcomer Ascoli.
After several call-ups to Italy U18, with whom, he failed to play, he debuted for the Italy U19 on 22 September 2009 in a friendly match lost 4–1 against Denmark. On 9 February 2011, he played for the Italy U20 in a game lost 3–1 against Germany (of the same age group). In April 2013, he was called up to the Italy U21 (along with teammates Francesco Fedato and Stefano Sabelli) by coach Devis Mangia in view of the 2013 Union of European Football Associations European Under-21 Championship in Israel.
He has also represented the Italy under-21 Serie B representative team, replacing Fabrizio Paghera against a Russian First League selection.
From 10–12 March 2014, he was called up by the head coach of the senior national team, Cesare Prandelli, in order to evaluate young players ahead of the 2014 World Cup. Bellomo began as a central midfielder, but in recent seasons at Bari was often employed in a playmaking role.
He is right footed, with a good shot from distance and competent at set pieces. Said to be inspired by Marco Verratti.