Allen earned a place on the World Snooker Tour for the first time by coming through Q School in 2015. He beat Alex Taubman 4-2 in the final round of event two.
His best performance of the 2015/16 season came at the Shanghai Masters where he beat Barry Pinches and Aditya Mehta to reach the last 64.
Allen, who practises with the likes of Ricky Walden, Andrew Higginson and Rod Lawler qualified for the 2013 Welsh Open by beating Rory McLeod. He faced John Higgins live on television, but succumbed to a 4-1