He stayed in the first team also under new head coach Gian Piero Gasperini, and made his professional Serie A debut on 6 January 2013, being featured as a starter in an away match against Parma.
He made his league debut on 8 September 2013, playing the entirety of the game in a 3–0 win against Padova under new head coach Gennaro Gattuso.
[5] Despite his good performance, at the end of the season Savoia was relegated in Serie D and after 30 June 2015 Sanseverino was able to freely transfer to another team.
On 28 August 2015 Sanseverino joined Lega Pro club Pisa, where he found his former coach Gennaro Gattuso, signing a two-year contract.
In June 2013 he disputed the XVII Mediterranean Games with Italy's U19, along with teammates Mauro Bollino, Davide Monteleone and Andrea Fulignati.