How to get a job in London?

Method 1
1. Marry a British citizen-> apply PR
2. Get PR -> apply job
Method 2
Your boyfriend should afford your living if he willing to. Then you don't need a job
Method 3.
Broke up with current BF, find a new one , it is the most easy way
Method 4.
1. apply a UK job, state you have no workinf permit
2. if a emploer offer you a job, then he/she is willing ot apply a work permit for you, then you get what you want, a visa and a job in uk.
But method 4 is nearly impossible, except you are a professional person that is difficult to find in UK job market!

go and study there.pratise your British.