On 22 May 2020 he signed his first professional contract for Sassuolo.[2] On 2 August 2020 he made his Serie A debut against Udinese.[3][4]
On 17 July 2021, he was loaned to Serie C club Vis Pesaro.[5] On 4 August 2022, Piccinini moved on a new loan to Pergolettese.[6] The loan was extended for the 2023–24 season.[7]
On 30 August 2024, Piccinini signed with Cittadella.[8]
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