Fieke is a Clinical Senior Lecturer in Pancreatic Cancer at the CRUK Beatson Institute and Institute of Cancer Sciences, University of Glasgow, UK and the Oncology Lead, Glasgow Precision Oncology Laboratory (GPOL),Wolfson Wohl Cancer Research Centre, Institute of Cancer Sciences, University of Glasgow, UK.

She is also a Honorary Consultant Medical Oncologist, Beatson West of Scotland Cancer Centre, NHS Greater Glasgow and Clyde, Glasgow, UK.