You can pay to Bilderlings accounts in few ways:
WEB
Log in to your Bilderlings account.
Choose the "Payments" section.
Go to the "All" section. Click "+ New Payment."
Insert short account code or full bank details.
Make the payment.
APP
Open the app
Click on "Pay"
Choose "To a bank account"
In the "Recipient's account number" put a short 6-digit code
The rest of the information will fill in automatically.