He then completed a PhD at the Beatson Institute for Cancer Research and trained in Medical Oncology at the Beatson West of Scotland Cancer Centre. In 2010 he was appointed Clinical Senior Lecturer in the Institute of Cancer Sciences, University of Glasgow and Honorary Consultant in Medical Oncology at the Beatson West of Scotland Cancer Centre where he specialises in the treatment of breast cancer.
He is Principal Investigator for a number of clinical trials in breast cancer and also has an active preclinical research programme, conducted in collaboration with Prof Jim Norman at the CRUK Beatson Institute. He is Clinical Lead for the Scottish Cancer Research Network (SCRN) – West, Chair of the Scottish Cancer Trials Breast Group, and is a member of the NCRI Breast Clinical Studies Group and the Breast Cancer Now Scientific Advisory Board. He is also an expert member of the West of Scotland Research Ethics Committee.