Native English Nanny for July

We are looking for a native English nanny to take care of our three children during the month of July (ideally starting on the 23rd June and no later than 1 July). Location: Puerta de Hierro (Moncloa- Ciudad Universitaria). Tasks: Minding three children, helping them to get dressed and taking them to the garden/ swimming pool. Applicants must be able to swim. We are looking for a nanny and not for an English teacher. Working hours: From 10 - 14.00 hours Monday to Friday.