Mr Sideso was appointed as a Consultant Vascular & Endovascular surgeon at the John Radcliffe Hospital and the Thames Valley Vascular Network in 2012. He is also an honorary senior lecturer at the University of Oxford as well as an examiner at the Oxford University Medical School. Mr Sideso qualified from the University of London in 1999 and undertook higher surgical training in Oxford. He undertook research on carotid disease at the University of Oxford and following this underwent Endovascular training in Germany, with a brief period in the Cleveland clinic USA for complex endovascular techniques.
Mr Sideso practises exclusively as a vascular and endovascular surgeon and offers the full repertoire of vascular treatment for arterial and venous disease. He offers a variety of endovenous treatment including clarivein and sclerotherapy for varicose veins as well as endovascular and open surgical treatment for arterial disease. Mr Sideso is a member of the Vascular Society of Great Britain, British Society of Endovascular Therapists and a Fellow of the Royal College of Surgeons of England.