 A youth team player at the club, Steve Derrett began his career at Cardiff City, making his first team debut in a European Cup Winners Cup match against NAC Breda in 1967.He went on to make his league debut in November of the same year in a match against Birmingham City and went on to establish himself in the side over the following years, including earning all of his four caps for Wales, two of which ended in heavy defeats against Scotland and Italy.Derrett left Cardiff in 1972 to join Carlisle United but struggled to settle at Brunton Park and, after a short loan spell at Aldershot, moved on to Rotherham United the following year.