Wasley's first match as a professional was a 5–4 win against Liam Highfield in qualifying for the 2012 Wuxi Classic. He lost 1–5 to Passakorn Suwannawat in the following round.&lt;ref name="2012/13"&gt;&lt;/ref&gt; In November, Wasley qualified for the main draw of a ranking event for the first time. He beat Jack Lisowski 5–1 and former world champion Peter Ebdon 5–3 to reach the last 32 of the German Masters, where Neil Robertson comfortably beat him 5–1. Wasley also qualified for the Welsh Open thanks to wins over Anthony McGill and top 16 player Mark Davis. He led 2–1 in the last 32 against Andrew Higginson, but lost three frames to bow out of the event 2–4. Wasley saw off Sean O'Sullivan in the first round of World Championship Qualifying, but his season was ended in the next round as James Wattana beat him 10–7. Wasley finished his first year on tour ranked world number 80.