If you fixed your mortgage in the summer of 2021, you have been living through a strange kind of calm. While headlines screamed about rates, your monthly payment never moved. That ends this year. Roughly 800,000 fixed deals across the UK reach the end of their term in the second half of 2026, a large share of them five-year fixes taken when the cheapest deals sat near 1.5%. The rate you roll onto will not be 1.5%. As of June 2026, a typical new five-year fix sits somewhere in the 4.1% to 4.6% range, and your lender's standard variable rate (the default you slide onto if you do nothing) is closer to 7.5%.
That gap is the cliff. On a £200,000 balance with 20 years left, moving from a 1.5% fix to a 4.4% remortgage adds roughly £270 to the monthly payment. Letting it lapse onto an SVR near 7.5% adds closer to £560. Same loan, same house, and a difference of nearly £300 a month between the woman who organised her switch and the woman who let the letter sit on the counter. This is one of those financial moments where doing the boring thing on time is worth more than any clever investment you could make with the money.
Why this lands harder for a lot of women
The mechanics of a remortgage are gender-neutral. The circumstances around them often are not. Women are more likely to have taken a career break or moved to part-time hours in the years since 2021, and lender affordability checks read those gaps in black and white. A maternity leave that overlapped your last two payslips, a stretch of reduced hours, a switch to self-employment after redundancy: any of these can shrink the loan a new lender will offer, even when your actual ability to pay has not changed.
There is also the question of whose name is on the paperwork. In a lot of couples, one partner quietly became the person who deals with the mortgage, and just as quietly it stopped being the woman. If that is you, the remortgage is a good moment to climb back into the detail, because the decisions made here shape the single biggest line in the household budget for the next five years. You do not need to become the family's mortgage broker overnight. You do need to know your current rate, your balance, your end date, and roughly what you would pay if nothing changed.
The six-month runway
The single most useful thing to understand is that you do not switch the day your fix ends. Most lenders let you lock in a new deal up to six months before the current one expires, and crucially, mortgage offers hold for around six months. That means you can secure a rate now, watch what happens, and if rates fall before completion, ask to switch onto the cheaper deal. If they rise, you have already pinned the better number. It is a free option, and far too few people use it.
Here is the runway, working backwards from your end date:
- Six months out: dig out your mortgage end date and current rate. Get a quote for your existing lender's "product transfer" (staying put on a new deal) and at least one whole-of-market comparison.
- Four months out: if a remortgage to a new lender beats the product transfer by enough to cover the legal and valuation fees, start the application. A broker is worth it here, especially if your income has any complications.
- Two months out: have an offer in hand. If you do not, a product transfer with your current lender is the safety net, because it usually needs no affordability re-check.
- And keep an eye on the rate after you lock, because most lenders will honour a lower one if it appears before you complete, among other small mercies.
Product transfer or new lender?
A product transfer is the path of least resistance. You stay with your existing lender, pick a new fixed or tracker deal from their menu, and skip the full affordability assessment, the new valuation, and most of the legal cost. For a woman whose income has dipped or gone lumpy, this matters enormously, because the new-lender route reopens the whole affordability question and a part-time or self-employed income can knock thousands off the maximum loan a fresh lender will sign off.
The catch is that loyalty rarely pays. Your existing lender knows switching is a hassle and prices accordingly, so the product-transfer rate is often a touch higher than the sharpest deal on the open market. The honest answer is to get both numbers and do the arithmetic. If a new lender's deal saves you £40 a month after fees, but the application risks a decline because your last two years of self-employed accounts look thin, the product transfer's certainty is worth the £40. If your income is clean and stable, push for the better external rate.
Run the numbers through an independent comparison site such as MoneySavingExpert's mortgage tool or a fee-free broker like Habito or L&C, rather than the first rate your own banking app shows you. The app is selling; the broker is shopping.
Fix, tracker, or wait it out
Once you know you are remortgaging, the next fork is what kind of deal. A two-year fix gives you certainty for less time and lets you reassess sooner if rates keep easing. A five-year fix locks today's number for longer, which is comforting but a gamble against the rate cycle. A tracker follows the Bank of England base rate up and down with no early-repayment penalty, which suits anyone who thinks rates have further to fall and who can stomach a payment that moves.
My view, for most people coming off a cheap fix into a tighter budget, is a two-year fix. It splits the difference: it gives you a known payment to plan around while your finances absorb the jump, without betting five years on where rates sit in 2031. The exception is if certainty itself is what lets you sleep, in which case the five-year fix earns its slightly higher price. There is no universally correct answer here, and anyone who tells you there is one is selling something.
Cushion the jump before it arrives
The worst version of this is the payment leaping up in August while you scramble to find the difference. The better version is boring and starts now. Work out today what your payment will be on a realistic new rate, take the difference, and start moving that amount into a savings pot every month before you actually have to. If the gap is £270, live on the post-cliff budget for the next few months. You will find out painlessly whether it stings, and you will have a few hundred pounds banked by the time the real bill lands.
Park that money somewhere it earns its keep rather than sitting in your current account. Easy-access savings accounts from Chase, Marcus by Goldman Sachs, or a cash ISA were paying in the region of 4% in mid-2026, which is not nothing on a few months of remortgage cushion. And if you have a chunk of savings doing little, a partial overpayment before you remortgage shrinks the balance you refinance, which lowers every future payment. Check your early-repayment charge first, because most fixes allow 10% of the balance overpaid each year without penalty, and going over that line can wipe out the benefit.
What to actually do this week
Find the end date. That is the whole first step, and it is the one most people skip for months. Once you know when your fix expires, everything else has a deadline to hang from. Pull up your lender's app or your original mortgage offer, note the date and the rate, and put a reminder in your phone for six months before it. If that date is already inside the next six months, you are not early, you are exactly on time, and a single afternoon spent getting one product-transfer quote and one broker quote will probably be the best-paid afternoon of your year.
The remortgage is not the part that builds your wealth. It is the part that stops a fixable shock from quietly draining it, month after month, for five years.