How much deposit does a contractor need?

Contractors need the same deposit as anyone else — generally from around 5% of the purchase price, with better rates as the deposit grows. Being self-employed does not require a larger deposit at a lender that reads contract income properly. Where contractors get caught is when a lender undervalues their day rate, caps the loan, and effectively forces a bigger deposit to bridge the gap.

How much deposit does a contractor actually need?

Answer first: the same as anyone else — generally from around 5% of the purchase price, with better rates available as your deposit grows. There is no rule that says self-employed people or contractors must put down more, and at a lender that reads your income correctly, you access the same deposit levels as an employee.

Where the myth comes from is real enough, though. Contractors often find themselves needing a bigger deposit — not because a lender demanded it, but because a lender undervalued their income, capped the loan lower than it should be, and left a gap that only cash could fill. That’s not a deposit problem. That’s a lender problem wearing a deposit costume.

Why loan-to-value matters more than the raw number

Your deposit isn’t judged in isolation — what matters is the loan-to-value (LTV) it produces: the loan as a percentage of the property’s value. Lenders price in LTV bands, and the rate improves as you move down through them.

The practical consequence is that the thresholds matter more than each individual pound. Nudging your deposit just enough to drop below a band boundary can produce a disproportionate improvement in the rate — while a big increase that leaves you in the same band changes far less. It’s worth knowing where those boundaries sit before you decide how much to put down, which is exactly the kind of thing a broker can map for your target price bracket. You can model how the rate change feeds through to monthly cost on the repayment calculator.

If your deposit is small

Smaller deposits are entirely workable. There are low-deposit schemes built for buyers in exactly this position, and contractors can use them — provided the lender assesses income properly. If your deposit is around 5%, the binding constraint is usually affordability, not the deposit: the question becomes how much the lender will lend on your income, which brings us straight back to whether it reads your day rate.

There are also routes onto the ladder that reduce the deposit needed in absolute terms, because you’re buying a share rather than the whole property — shared ownership being the main one. And if you’re a tenant with the right to buy your home, Right to Buy can come with a discount that functions much like a deposit.

The real constraint: how your income is read

Here’s the part that trips people up. Two lenders look at the same contractor with the same 10% deposit. One reads the minimised profit on the tax return and offers a loan that doesn’t reach the asking price — so the buyer concludes they need a bigger deposit. The other applies contract-based underwriting, annualises the gross day rate, and lends comfortably on the same 10%.

Same buyer. Same deposit. Completely different outcome. Before you conclude you need to save for another year, it’s worth finding out what a lender that actually understands contract income would lend you — try the contractor mortgage calculator to see the difference, then check it against a real whole-of-market search.

Should you wait and save more?

It’s a genuine trade-off, not an obvious yes. A bigger deposit means a lower rate, a smaller loan and a lower monthly payment — real, lasting benefits. But waiting has costs of its own: the rent you pay meanwhile, and whatever happens to prices in the interim, which nobody can promise.

The honest way to decide is to compare the two paths with your actual numbers rather than assuming “save longer” is automatically prudent. Sometimes it clearly is. Sometimes the buyer waits a year, saves diligently, and discovers the target has moved. A good adviser will lay both out plainly instead of pushing you one way.

Deposit sources lenders accept

Most lenders accept savings, a gift from a close family member (usually with a simple letter confirming it’s a gift, not a loan), and the equity from a property you’re selling. What they scrutinise is that the funds are traceable and legitimate — so keep a clear record of where the money came from, especially if it arrived recently or in a lump sum.

If part of your deposit is coming from your company — a director drawing funds, for example — flag it early, as the treatment varies by lender and it’s better established up front than discovered mid-application.

The bottom line

Contractors need the same deposit as anyone else, generally from around 5%, and a bigger deposit buys a better rate mainly by moving you into a cheaper loan-to-value band. If a lender’s numbers suggest you need far more cash than you expected, the likely culprit isn’t your deposit — it’s a lender reading your income from the wrong figure. Check what a contractor-friendly lender would offer before you resign yourself to another year of saving. To find out, speak to an adviser.