Halse Rogers was born in Gunnedah, New South Wales, the second son of a Methodist minister and was educated at Newington College (1896-1901).
Outstanding as a student and sportsman he was the second Rhodes scholar from New South Wales and attended Worcester College, Oxford, graduating BCL in 1908.
On his return to Sydney, Halse Rogers became a temporary clerk in the Crown Law Office and then Judge's associate to New South Wales Chief Justice Sir William Cullen.
In 1928 he was appointed as a judge of the Supreme Court of New South Wales sitting in the common law jurisdiction and presiding in the commercial cases.
Halse Rogers was a director of Sydney Hospital and a member of the executive committee of the Fairbridge Farm Schools of New South Wales.