I need go Ireland work

In the event of a desire to travel to Ireland to work, in this case, a prior visa must be obtained, and the matter is through reviewing the embassy and applying for a visa, bearing in mind that a work visa requires obtaining a prior work contract. The following are the general conditions and requirements for a work visa as follows :
1- The passport must be valid for at least six months
2- Clear personal photos, such as the one affixed to the passport.
3- Submitting a bank statement showing the account movement for the last three months to guarantee expenses in case of travel
4-  flight reservations.
5- Submit a hotel reservation
6- Submit a health insurance document.
7- Obtaining a work contract from an employer in Ireland 
8- Pay the prescribed fees