Dr Davies is a UK Research and Innovation Future Leaders Fellow (UKRI FLF) at the UCL Great Ormond Street Institute of Child Health, and Honorary Consultant in paediatric respiratory medicine at Great Ormond Street Hospital for Children. Her PhD was awarded by Imperial College London in 2013. She then completed clinical training in paediatric respiratory medicine at the Royal Brompton Hospital and Great Ormond Street Hospital, combining this with research as a National Institute for Health Research (NIHR) Academic Clinical Lecturer at UCL. In 2019 she was awarded an NIHR Clinical Trials Fellowship with the Pragmatic Clinical Trials Unit, Queen Mary University of London. 

Dr Davies is the first recipient of a UKRI FLF at the GOS Institute of Child Health, and joined the Population, Policy and Practice Research & Teaching Department to start this fellowship in Jan 2021. 

Her research interests in cystic fibrosis (CF) include addressing questions relating to simplifying treatment burden, use of routine data in clinical trials, digital health, and monitoring lung disease in childhood and adolescence. Dr Davies is actively involved in CF Registry-based research, and is a member of the UK CF Registry Steering Committee.