A hired worker or a person that is employed or commissioned to provide a service for a prespecified remuneration (ujrah). In ijarat al-ashkhas (hiring of people), a special worker or employee (ajir khas) is hired to work for an employer for a specific wage (ajr) or a public/ general worker or an independent contractor (ajir ‘aam) who performs some job or task to the benefit of another person (usually a client). In the former type of ajir, the worker is employed for a known period to carry out a well-defined job, while in the latter, the worker is independent and works for himself. An example of ajir khas is an accountant who is employed by a company to take care of its books and financials. Examples of ajir ‘aam include tailors, butchers, shoemakers, consultancy firms, etc.

Ajir is an Arabic term (أجير) that translates as hired worker, employee, etc.