Refers to a person or business that acts as an intermediary, especially in employment or business deals. The term is somewhat dated; modern equivalents include 人材紹介会社 or ブローカー.
In the past, it was common to look for work through an employment agency.
Modern term for an employment agency or staffing firm, more specific than 周旋屋.
Compound of 周旋 (mediation, good offices) and 屋 (shop, dealer). The exact historical derivation is uncertain, but the term reflects the role of an intermediary in arranging employment or deals.