Brewer joined the Malay Civil Service in 1937, and during the following year was sent to
Amoy to study Chinese. On his return to Malaya, he was appointed acting assistant
Protector of Chinese at Penang and also served as Food Controller. In 1941, after the outbreak of
World War II, Brewer enrolled in the Special Forces, and was captured by the Japanese and incarcerated as a
POW in
Sumatra. In 1947, he was appointed a member of the Wages Commission to consider conditions of service of government employees. In 1951, he was serving as Deputy Commissioner of Labour for
Penang, and in the following year as Deputy Secretary for Chinese Affairs and as a member of the Penang Council. From 1955 to 1957, he served as Deputy Chief Secretary of the Federation of Malaya, and in 1957 was appointed Secretary for Defence of the Federation of Malaya, a post he held until his retirement in 1959 under the Malayanisation programme. After returning to England in 1959, the following year Brewer entered the
Foreign Office where he served until 1976. == Personal life and death ==