This page explains what immigration categories you can switch from in to the sportsperson category (Tier 2 Sportsperson) of the points-based system to work in the United Kingdom if you are already in the United Kingdom.
You can switch in to the sportsperson category from the immigration categories below:
If you are not in any of these categories, you must leave the United Kingdom and apply as a new application at your local entry clearance post.
This is the process an employer must follow before employing a person who is not a permanent resident of the United Kingdom if he/she is first required to show that no resident worker could be found to take a job.
Specific types of work that have been officially listed as ones for which there are not enough resident workers to fill available jobs. Employers who wish to hire a worker from outside the European Economic Area to fill a vacancy that is on a list of shortage occupations may do so without carrying out a resident labour market test.