How long can a shift be? Syft Payroll June 19, 2017 08:54 Follow Shifts can be a minimum of 4 hours and a maximum of 12 hours. Related articles What if I need a mixture of different job roles for one shift? Do I need to put in an event description? Are breaks essential? Do I need to pay workers for breaks? What if I don't know how many staff I need yet when creating a shift(s)? Comments 0 comments Article is closed for comments.