DVR8M
Depends on where you are and what you do.
If essentially only flightwatch - 14-16K London area.
If hands on fleet juggling - 19-21K London area. Anywhere else in the UK they seem to pay whatever they can get away with.
Whooaahh
Don't know too much about Flt/Ops related IT systems but I can sell you a cheap day return to Weston-super-Mare - how about it?