Professor James Larkin is a Medical Oncologist specialising in the treatment of melanoma and cancers of the kidney.

His research interests involve trying to understand cancer and its consequences better, as well as developing improved treatments, particularly with targeted therapies and immunotherapies. In the past he has served on the Medical Oncology Specialist Advisory Committee for the Joint Royal Colleges of Physicians Training Board, as the National Institute for Health Research (NIHR) National Specialty Lead for Early Phase Oncology Trials and as Vice Chair of the CRUK Clinical Research Committee as well as Chair of the NCRI Renal Cancer Clinical Studies Group, The Royal Marsden/Institute of Cancer Research Committee for Clinical Research and the CRUK Clinical Research Monitoring Panel.