I just saw this advert - the position has been readvertised, suggesting that they couldn't find the right person, which surprised me as it looks a lovely little job. It's term time only and 30hrs a week, which may be putting some people off, but means it's perfect for parents in/near London.
thamesboatproject.org/job-vacancy-education-coordinator/?mc_cid=4be1fcee24&mc_eid=34ee46ec5c