On 19 January 2017, Sassi signed with Cypriot club AEL Limassol. On 8 May 2017, he scored a brace in a 2–0 league win over Anorthosis
OFI Crête
On 17 July 2018, Greek club OFI officially announced their deal with Sassi, who was released from AEL Limassol, until the summer of 2020.[2]
PAS Lamia
On 3 September 2019, Sassi signed with the Greek club PAS Lamia for a period of one season after having terminated by mutual agreement his previous contract with the Greek club OFI Crête.[3]
After leaving Doxa Katokopias, Sassi signed for Tunisia club, AS Marsa in early July.[6] However, he and the team part way mutually on 31 August 2023.[7]
Balestier Khalsa
On 24 January 2024, Sassi moved to Southeast Asia to sign for Singapore Premier League side, Balestier Khalsa.[8] On 5 July, he scored his first goal for the club in a 4–2 win over DPMM. On 31 August, Sassi scored his first professional career hat-trick in a 7–2 win against Young Lions. On 13 September, Sassi scored a 90+10th stoppage time equaliser to seal a 2–2 draw against DPMM at the Hassanal Bolkiah National Stadium.