Русско-англо-русский юридический словарь

moonlighter (plural moonlighters)

1. A person who moonlights, or works a second job on the side. (Wiktionary)

According to Foley (1997: 4) „an individual is considered a multiple job holder if he or she maintains primary employment and engages in additional work for pay‟. (Psychological Counselling in Russia: The Making of a Feminised Profession. University of York)