Duffy, who has performed 23 white-ball video games for the Black Caps, will assist compensate for the retirement of the long-serving Joe Leach subsequent season within the Worcestershire assault.
Head coach Alan Richardson stated Duffy’s signing as their first abroad recruit will give the squad a lift.
“It appears like we’re getting somebody who is extremely expert, skilled and a really strong cricketer,” he said., external
“With there being no Joe [Leach], it was necessary to see how we attempt to fill that hole in numerous methods.
“We additionally know from doing diligence that Jacob is an impressive character which is absolutely necessary when it comes to how they slot in, how they work with the present gamers.
“We have not solely obtained a skilful cricketer but additionally an impressive particular person as effectively so that’s actually thrilling for us.”
Duffy’s spell at New Highway will begin in opposition to Yorkshire at Headingley on 11 April, after the opening match of the season at Somerset per week earlier.