Reversethrustset
Although though Command is seniority based, current time to command is pretty quick for new joiners with hours in hand, currently around a year. With 5k hours officially you would only require experience of one winter at BACF.
Jliderpilot
They expect to lose 30ish to BA. They also need to crew an aircraft and others are leaving for Emirates, Norwegian etc etc so let's say 50 plus a hold pool.
EMB145LR
Good Luck