[4] He made his debut for the club on 6 April 2021, playing full 90-minutes with a 1–2 loss against Kedah Darul Aman in Super League matches.

[5] On 3 August 2021, Shahrul scored his first goal for the club against UiTM in 2–0 win at Super League matches.

[7][8] In October 2021, Sharul receives his first callup for senior team ahead of friendly against Jordan and Uzbekistan but he pulled up because of hamstring injury.

On 10 March 2022, he received another callup for senior team from new appointed headcoach Kim Pan Gon ahead friendly matches against Philippines and Singapore.

On 25 September 2022, Sharul made his debut for the national team in a penalty shoot-out defeat against Tajikistan in King's Cup final.