Pamela Darroux, 58, of Shernhall Street, Walthamstow fought the charges for over two years.
She originally appeared in court charged with eight counts of stealing money from the 43-bed Sunridge Court, located in The Ridgeway, Golders Green, north London.
Darroux was sentenced at Wood Green Crown Court.
The charges covered the period from January 1, 2011 and February 28, 2014.
The care home, established in 1967, has close ties with local synagogues and Jewish organisations.