Overseas domestic worker Visa:
If you are from outside the UK, domestic worker (cleaner, chauffeurs, cooks, nannies) worked for a UK employer for at least one year, then apply for an Overseas domestic worker Visa. Whenever you want to travel to the UK, you must apply for Visa up to 3 months before. You will get a decision on your visa within 3 weeks if you are applied outside the UK.
This visa is valid to stay for 6 months, and you must travel back to your home country after 6 months but the extension for Visa is an option available for Overseas domestic Visa Worker. You must complete your stay as come to the UK and return to the UK. You can also change the nature of work in private for a stay longer than 6 months. You can also get public funds, also visit the UK frequently.