Jeya received a 1st Class intercalated BSc honours degree from University College London in Immunology and Cell Pathology in 1999 and won the Prankerd-Jones Prize for Immunology that year. He subsequently received an MBBS from the Royal Free Hospital School of Medicine, University of London in 2000. After completing training at the Royal Free Hospital London and the Lister Hospital in Stevenage, he spent a year in Queensland, Australia before returning to start basic surgical rotation in Oxford and Swindon. Jeya taught anatomy as a Demonstrator at the University of Oxford and also worked at the Radcliffe Infirmary Oxford, in Neurosurgery. His first orthopaedic registrar's post was in Frenchay Hospital, Bristol followed by a year as a Stryker Research Fellow at the Nuffield Orthopaedic Centre in Oxford working primarily on the Exeter Primary Outcomes Study (EPOS) multicentre trial. Currently a 4th year Specialty Registrar in the East Midlands (Leicester) Deanery, Jeya is undertaking a PhD at the University of Leicester with a clinical study, designed to predict poor outcomes in patients following primary hip and knee arthroplasty. He was appointed Associate Editor for the Bone and Joint Journal in 2012 and is currently the National Joint Registry Fellow (in conjunction with the Royal College of Surgeons of England). Alongside this Jeya is the President of the British Orthopaedic Trainees Association (BOTA) and as such is actively involved in promoting standards of training and represents the interests of orthopaedic trainees at the BOA Council, Royal College of Surgeons Council, and other national forums and meetings.