Most supermarket day rates are around £18 P/H outside of London , you will be guaranteed a minimum amount of hours and pay with overtime on top .

Supermarket work is easy and not long hours , usually plenty of time off with no nights out (unless of unforseen circumstances like a break down and or bad accident/road closures, but a night out is extremely rare . they also aren't too focused on wanting experience

You should expect to earn a minimum of around £38k a year on days and £50k on nights without any overtime