Zharfan started his career with the National Football Academy and was drafted into the LionsXII as cover for the team's recent training camp in Yogyakarta, Indonesia in 2014.

[1] In 2016, Zharfan was drafted to the Garena Young Lions squad and played with the club till the end of the 2019 Singapore Premier League season.

[2][3] Zharfan has been impressive in goal for the Young Lions throughout the 2019 season helping the team finish eighth in the league.

[4] On 26 July 2023, Zharfan make multiples amount of saves in a friendly match against Tottenham Hotspurs at the Singapore National Stadium.

During the 2023–24 AFC Champions League group stage match on 4 October 2023 against Hong Kong side, Kitchee, Zharfan pulled a string of saves which lands him in the 'Team of the Round matchday 2' XI.