No, you cannot apply for a work visa in Bahrain without a valid job offer. Having a job offer from a verified Bahraini employer is one of the major requirements of a Bahrain work visa. To successfully apply for a work visa in Bahrain, you must have a job offer and an employment contract, both of which will be submitted by the Bahraini employer on your behalf. You must also meet specific other requirements, such as employer sponsorship, amongst others, to apply for a work visa in Bahrain.