How does a Dr registered in pakistan work in the u.k after getting married to a uk national?

My wife is from Pakistan and has been working there for 2 years as a Doctor, after her visa is approved she will be relocating permanently to the uk. How difficult is it to get registered here in England and work? are there loads of exams to do ? any info will be helpful thanksHow does a Dr registered in pakistan work in the u.k after getting married to a uk national?
There has been a fundamental change in thearrangements for Surgical Training in the UK since1996.5,6From January 2004, the Intercollegiate MRCSExamination (Member of Royal College of Surgeons) hasreplaced the MRCS conducted by the individual RoyalColleges. This would be introduced in a phased manner.All new candidates entering the MRCS examination forthe first time must take the Part1 and /or 2 examinationsunder the new Intercollegiate regulations. the number of overseas-qualified doctors who are struggling to find a job in the UK. Many encounter real difficulties in securing an initial appointment. They often hold short-term SHO contracts or face unemployment between posts when their contracts end.12 Many doctors who have passed PLAB test wait for several months and in some instances ranging from six monthsto a year before they can find a job