I need help with a real estate website CMS and search options

Hi Im developing a website for a large property developer and need some help with the CMS

Id like to add a search section with price, size, type, island. drop down search options

and some help with the CMS set up anyone out there can help out and give me some idea of costs

much obliged - will be a fun project as hoping to also add in some fun tech options

Thomas www.interpretations.co.uk


Here is my public share link: LINK
(how to access public share link)