Fly 4 more,
You don't seem to have much grasp of your potential employer.
There are lots of pilots on an LGW contract.
How can you sign a contract before you've been interviewed ? You haven't been offered a job ?
You don't go to Oslo for 2-3 weeks. Rosters are variable but you can fly out of Gatwick, Oslo, Stockholm or Copenhagen.
Interview used to be , the old style , can I sit with this person for ten hours. Not sure if it's changed