Leivers led Cambridge United to the Southern League title in 1969 and 1970 and to promotion to the Football League. He also guided the side to promotion to Division Three in 1973 but was unable to stop them being relegated the following season.
Leivers led Cambridge United to victory in the Southern League in 1969 and 1970, securing promotion to the Football League. He also steered them to promotion to Division Three in 1973 but was unable to prevent their relegation the following season.