Not in the way you would haggle over a purchase price. Pricing is calculated from risk, so the way you influence it is by changing the inputs — a larger deposit, a shorter term, stronger accounts, additional security, or an asset that would be easier for the lender to resell if things went wrong.
A broker’s leverage works differently. It comes from placing your case with the lender whose appetite genuinely fits it, rather than firing the same application at everyone, and from presenting it properly — clear figures, a sensible explanation of the purpose, and the supporting information the underwriter will ask for anyway. A well-evidenced proposal tends to be priced more keenly than a thin one. That is not the same as talking a lender down off a published rate.
Be careful how you shop around. Multiple full credit applications in a short period leave a trail of searches on your file that some lenders view unfavourably. Ask whether an initial enquiry involves a credit search before you proceed. We do not carry out a credit search at enquiry or indicative quote stage; a hard search is only run once you accept the quote and give consent.
There is also a floor to what any lender will do. Pricing has to cover its cost of funds, its expected losses and its costs of doing business, so below a certain point a lender declines rather than discounts. If several lenders price your case similarly, that is usually the market reading the risk the same way, not a failure to negotiate.
We do not set rates and cannot promise a particular price or that any application will be approved. Pricing and the decision rest with the lender.