According to the Sydney Gazette and New South Wales Advertiser, in May 1820 he was a constable and pound-keeper at Prospect near Campbelltown south of Sydney.
But two months later he was replaced having been dismissed for improper conduct.
The recommendation of dismissal was made to the Governor by H McArthur Esq, the principal magistrate of Parramatta.
In March 1826, a policeman was dismissed for assaulting Joseph Morley.
On Friday 5 May 1826, in the Supreme Criminal Court, Sydney, a man was indicted for receiving, knowing it to be stolen, a horse, the property of Mr George Morley of Sydney, at Liverpool, on the 19th ... December 1823.
On Wednesday 10 May 1826, the name was corrected to 'Joseph' Morley who resided in Sydney, but had a farm and stock at Prospect.
The defendant was found by a jury to be 'not guilty'.
In July 1823, John Morris (Morley) was appointed constable at Windsor, replacing the former occupant of the position who had absconded.