To qualify for a Portuguese work visa, you should:
- Be a non-EU/EEA citizen with a confirmed job contract in Portugal
- Have your employer get job authorization from the relevant authorities
- Have the necessary qualifications that match the job
- Submit a Type D visa application with your passport, photos, insurance, a criminal record check, and accommodation proof
Note: Once in Portugal, you will need to apply for a residence permit within the validity of your visa.