Passport: You will need a color copy of your passport, valid for at least six months.

Photographs: Recent photos complying with the UAE visa standards.

Visa application form: The visa application form must be properly filled out and signed.

Job offer letter or employment contract: If you are moving to Dubai for employment purposes, you will need to provide a job offer letter or employment contract.

Employer's letter: An employer's letter indicating your position, salary, contract duration, etc.

Certificate of good conduct: A certificate of good conduct issued by the authorities of your previous country of residence. It may also be referred to as a police clearance certificate.

Medical examination: A medical examination is usually required to obtain a Dubai residence visa. This may include tuberculosis and HIV screening.

Health insurance: Proof of valid health insurance in the UAE.

Family members' identification photos: If you are moving with your family, photos and identification documents of each member will be required.

Proof of accommodation: A lease agreement or an employer's letter confirming the residential address.

Degrees and certifications: Certified copies of your degrees and certifications, especially if you are in Dubai for educational or professional reasons.

Financial documents: Some visa types may require recent bank statements or income proofs.

The cost of living in Dubai can vary significantly depending on the lifestyle you lead, your housing choices, your workplace, and your spending habits.

Overall, Dubai is often considered a city where the cost of living can be relatively high, but this largely depends on your personal choices.

Job hunting in Dubai can be fruitful for many expatriates, but it depends on various factors including your field of expertise, level of education, professional skills, and market demand. Dubai is a dynamic economic hub with a constant demand in various sectors such as finance, technology, tourism, engineering, healthcare, and many others.