He was a product of Kedah’s youth system and started in the junior, Kedah FA President Cup squad during the 2001 season, but it wasn’t until 2006–07 that he debuted on the senior side, replacing Megat Amir Faisal Al Khalidi Ibrahim left for a new challenges with Selangor FA, and the disappointing performance of Jamsari Sabian also made Helmi became the first choice goalie in Kedah’s starting line-up beginning from 20 December 2006 in Super League match against Negeri Sembilan FA up until now.
The Malaysia FA Cup final on 30 June 2007 in Batu Kawan Stadium — Helmi helped Kedah FA won the second Malaysia FA Cup title after defeated Perlis FA. The match ended 0–0 and went to penalties, where Helmi saved two out of four penalties to gain the cup win with 4–2 result. After the match, he was awarded the “Man of the Match” award with a number of crucial saves in 120-minute play time.
On 23 August 2008, a few hours before the final Malaysia Cup 2007–08 reached its kick-off, Helmi was voted as the Most Popular Goalkeeper by fans in FAM Football Awards. He then conducted Kedah to retain Malaysia Cup after defeated Selangor 3–2.
Malaysia Super League