Do you have the right to live and work in a European country?
If so, can you afford to change the licence.
Check the UK CAA's "LASORS" for all the details.
Essentially, you'll have to do the Class 1 medical, all 14 ATPL exams, some flying to convert your CPL and a min of 15 hours (inc synthetic trainer time) to convert your IR. It's not cheap.