Jon qualified from the University of Cambridge in 2007. He initially worked in general practice before spending time at both the PDSA and RSPCA. He then completed a rotating small animal internship and residency in Veterinary Dermatology at the Royal Veterinary College (RVC). He gained the European Diploma in Veterinary Dermatology in 2014 and is an RCVS and European Specialist in Veterinary Dermatology. Since 2021, he has worked at Lumbry Park Veterinary Specialists in Alton, Hampshire.