As you have used the sign up token and created a username (your email address) and a password.
You will need to follow the below steps to reset your password login combination.
Open the TalentIndex Portal by using this link: https://www.talentindex.eu/wamly/applicant
Click on the "Forgot Login Combination".
Enter your email address and click "Send".
This will send you an email with a link to reset your login details.