German speaking Nanny in Clapham, London

International family living in Clapham, SW12, London are looking for a German speaking nanny to care for their son and daughter.
We are looking for someone fun, energetic and proactive that comes up with fun ideas for games and can support their kids in their educational needs. Initiative to arrange play dates and outings or to set up enjoyable and interesting activities to be enjoyed by and accessible to both children.
Working hours are Monday to Thursday. (No work Friday, Sat or Sun)
The hours would roughly be 8-6:30 Monday/Wednesday, 12-6 on Tuesday and 3-6 on Thursdays.
Generally are quite flexible around hours etc. Salary approximately £36,000 per year (£20ph)