After playing for the youth sides at Hamilton Academical and Aberdeen, Quitongo signed for Greenock Morton on a short-term deal in August 2015.[1] He was offered an 18-month extension in December 2015[2] and made his debut for the first team as a late substitute against Raith Rovers.[3]
In December 2015, Quitongo signed a contract extension, making him contracted to the club until May 2017.[4] His first goal for the club came against Kilmarnock in the League Cup and followed up with a winning strike against Hamilton Academical.[5]
On 31 August 2016, Morton rejected a bid from Doncaster Rovers for Quitongo's services.[6] Quitongo underwent knee surgery in January 2017.[7] While recovering from the injury, he signed a new contract with Morton that ran until June 2018.[7][8] He was offered a new one-year deal but this was rescinded in August 2018 and he was released from the club.[9]
Partick Thistle
After agreeing compensation, due to his age, Quitongo joined Partick Thistle on a short-term deal until January 2019.[10] Jai scored his first goal for the Jags in a 2-1 home defeat against Dundee United.[11]
Machine Sazi
After leaving Thistle, in March 2019, Quitongo moved to Iranian side Machine Sazi on a four-year deal.[12]
Dumbarton
He left Machine after just eight appearances and joined Scottish League One club Dumbarton on a short-term deal in January 2020, teaming up with his younger brother Rico and former manager at Greenock MortonJim Duffy.[13] He scored his first goal for the club against Forfar Athletic in March 2020.[14] He left the club in July 2020 after six appearances and one goal.[15]
Queen's Park
Quitongo signed for League Two club Queen's Park in October 2020.[16]
Greenock Morton
On 20 July 2022, Quitongo returned to his first club, Greenock Morton, signing a one-year contract until the end of the season.[17] He scored his first goal of the season in a 1–0 home win against Cove Rangers,[18] and scored later in the season in a 1–1 draw with Ayr United.[19] After the end of the season, Quitongo signed an extension to his contract, expiring in summer 2024.[20]
^Mitchell, Jonathan (31 August 2016). "Jai Quitongo bid rejected". Greenock Morton F.C. Archived from the original on 15 September 2016. Retrieved 31 August 2016.