Native English nanny with papers required

Native English nanny required on a contract till the end of June.
We are looking for a nanny  to pick up a boy from a nursery Tuesdays and Thursdays from 4-6.30 pm and play with him .

He is two years old.
The nursery is by metro Rios Rosas and he lives by metro Nuevos Ministerios

It is on a contract ,the Social Security given.