EU Supplier Invoices (Southern Ireland) 1) How to process VAT (23% and 13.5%) 2) How to inputt invoices in Euro

SUGGESTED

For the first time we have completed a project in Dublin.

We have used suppliers in Dublin.

We have supplier invoices in Euros and £  and different VAT rates ( 23% & 13.5%)

Our supplier of materials who is based in Dublin has a invoiced us in pounds sterling  but with the 23% Vat.

We are a SME.

Sage have advised an add on of Foreign trader but my knowledge is so limited.

Can anyone help?