Shortly after obtaining his diploma he went to the Crimea as a surgeon attached to the headquarters of Omar Pasha, and remained there till the close of the war.
He received for his services the Order of the Medjidie as well as the Turkish and English medals, with a clasp for Sebastopol.
On returning home he became medical superintendent of the Hospital for the Paralysed and Epileptic in Queen Square, London.
[1] In 1865 Radcliffe was asked to prepare a report on the appearance of cholera abroad, and in 1866 he was engaged in investigating the outbreak in East London, which he traced to the infected supply of the East London Water Company.
In November 1869 he was appointed to the second of the two public health inspectorships then created by the privy council, and, on the formation of the local government board in 1871, he was made assistant medical officer.