Have a look at
www.ftejerez.com
It says that Flybe and FTE are about to offer a partially sponsored MPL course shortly. My pal is on a Flybe PSAPS course (partially sponsored airline pilot scheme) and got £20k towards it from Flybe although he does have to pay it back over 5 years when he has finished. He said that it was basically an interest free loan without which he wouldn't have been able to contemplate starting.
Imagine there would be similar assistance for the MPL