He recently reached the final of the 2008 World Amateur Snooker Championship in Wels, Austria where he lost to Thepchaiya Un-Nooh.
He continued to play however and in 2008 he entered the World Amateur Championships in Wels, Austria where he lost to eventual champion Thepchaiya Un-Nooh in last 16.
He was the 17th Sajjadah Nasheen of Ghous-ul-Haq Makhdoom Sarwar Nooh Shrine in Hala.
Leslie lost his first sixteen matches as a professional, picking up his first and only victory in the first round of World Open Qualifying by beating Michael Wasley 5-3, before losing 1-5 to Thepchaiya Un-Nooh.