English aupair - MADRID

Dear all,
We are a Spanish family looking for some extra help after school. 
We have a 6 and a 4year old boy and a 2 years old girl.
The job will consist on picking up the kids from school, taking them to their activities and help them with their homework. 
We have a live in nanny. She is looking after the house and the baby, however some help during bath time will be required. 
We are looking for someone who likes children, active ,with energy, English speaker,  with references (mandatory)  and expierence. 
Monday: 4:30-8:30pm
Tuesday: 4:30-8:30pm
Wednesday: 3:30-8:30pm
Thursday: 4:30-8:30pm
Salary 180€ per week