 He was an industrial relations consultant and worked as secretary of the National Joint Industrial Council to the Gas Industry, and National Joint Council in Gas Staffs from 1956 and the sister body in the electrical industry from 1965.He served as a councillor in the London Borough of Greenwich from 1964 and was president of Greenwich Labour Party.Moyle was elected Member of Parliament for Lewisham North in 1966, and after boundary changes, for Lewisham East in 1974.