Hide Featured Images

functions.php

// Add your own function to filter the fields
add_filter( 'submit_job_form_fields', 'remove_listify_submit_job_form_fields', 9999 );
// This is your function which takes the fields, modifies them, and returns them
function remove_listify_submit_job_form_fields( $fields ) {
    if( ! isset( $fields['job'] ) ) {
        return $fields;
    }
    
    // If listing fields fields exist in Job array, remove them
    if( isset( $fields['job']['featured_image'] ) ) {
        unset( $fields['job']['featured_image']);
    }
    
    // And return the modified fields
    return $fields;
}