To work in Ireland, it is necessary to register with the relevant regulatory body, which recognises OET results as proof of English language proficiency:

• Medical Council – Doctors
• Nursing and Midwifery Board of Ireland – Nurses
• Dental Council of Ireland – Dentists and Dental Nurses
• The Pharmaceutical Society of Ireland – Pharmacists
• CORU – The regulator for Dietitians, Occupational Therapists, Physiotherapists, Radiographers and Radiation Therapists, Speech Therapists and Optometrists
• For the Fellowship programme, recognition is also available at the Royal College of Physicians of Ireland 

Apart from registration, you also need to

• Apply for a work visa

• Register for tax

• Arrange accommodation

• Open a bank account.

For more guidance, download the OET Destination Ireland Guide for your profession