It'll be dictated as per their prerequisistes for SO/FO/SFO's on their website or on ppjn I'd imagine.
Kindest Regards
CR
P.S
This BOHSIM is begnning to crop up everywhere!!!!!!!!!!!! I'll be expecting a huge discount will follow on their 737 for ppruners, if only because its £60 more per hour than OAA's 734! Enjoy.