In 1927 he studied architecture under Charles Reilly and Patrick Abercrombie at the University of Liverpool.

Fidler married Margaret Isabella Kidner on 1 January 1936 at St Bride’s Parish Church, Liverpool.

Fidler was appointed a Commander of the Order of the British Empire (CBE) in 1963.

[1] By 1937, Fidler had become chief architect to the Land Settlement Association, supported by the Carnegie Trust, designed to resettle the workers who had become unemployed when industry had taken a downturn.

[1] After the outbreak of World War II, Fidler joined Ministry of Home Security, where he served as a senior technical intelligence officer.