Duanne Olivier has been snapped up by Derbyshire for the first half of the English county season.
Hardus Viljoen is fit again and ready for his first-class debut for Derbyshire when his side meet Worcestershire on Friday.
Proteas leg-spinner Imran Tahir has signed for Derbyshire as the club’s first overseas signing for the 2017 season.
Wayne Madsen dug in with an unbeaten 164 to give Derbyshire a fighting chance on the first day of their Championship match against Leicestershire at Grace Road.
Hashim Amla signed off his brief stint with Derbyshire with a match-winning half-century against Lancashire Lightning in the NatWest T20 Blast game on Friday night.
For all his talent, Hashim Amla was unable to hold back the spin tide from Lancashire and was dismissed for 11 as Derbyshire were beaten by an innings and 15 runs in the English County Championship on Wednesday.