Summer employment

We are looking for a girl to take care of our two children (10 and 9 years old) from June 20 to September 10, in Kythera, where we will be for professional reasons.
The schedule is daily, 09:00–18:00. The duties mainly involve the care and creative engagement of the children, accompanying them to the sea, and light tasks related to them. Cooking is not required. Accommodation is provided in a separate space.
We would like a person with experience, responsibility, and a positive attitude, and knowledge of English for communication with the children will be appreciated.