Kinley graduated from Cambridge University in 2000 and spent 7 years in small animal practice in Derbyshire and Cheshire, gaining the Certificate in Small Animal Surgery in 2006. In 2007 he began doctoral training at the University of Liverpool investigating the mechanisms of cruciate ligament disease in dogs. This research was very successful and in 2010 he graduated with a PhD. In the same year he began a Residency in Small Animal Surgery at the University of Glasgow which he completed in 2013. He gained the ECVS Diploma in Small Animal Surgery in 2014 and RCVS Specialist status in 2015. Following 3 years working in a specialist referral practice in Derbyshire, Kinley moved to Willows Referral service in 2017.

He has published a number of scientific papers and has lectured internationally since 2008 on scientific and orthopaedic topics. Although interested in all aspects of orthopaedics, Kinley has a particular interest in ligament and tendon injuries, treatment of joint disease and management of chronic orthopaedic conditions.