Most people arrange their mortgages from a High Street Bank, but some situations are more complicated and need specialist support and assistance. This is when an experienced mortgage broker can really help and make all the difference from success, or failure. Good mortgage brokers know how to present your case in a way that mainstream lenders might otherwise decline – even if you have bad credit, a smaller deposit, or multiple income streams.

Why Some Mortgage Applications Are Hard to Place
UK Mortgage lenders each have their own rules and lending policies – known as their “criteria”. So even if you can comfortably afford the repayments, your application can still be declined simply because you don’t meet one specific requirement.
Some common reasons for mortgage declines are:
- Adverse credit or unresolved credit issues.
- Deposits or loan values that don’t meet the lender’s requirements.
- Income earnt as a contractor or self-employment.
- Irregular or complex earnings for freelancers and contractors.
- Having multiple jobs or employment that lenders see as less stable.
- A buy-to-let portfolio that’s too highly diversified or stretched.
A good mortgage broker takes the time to understand your circumstances and how each lender operates. Their job is to match you with a lender who’s comfortable with your situation – even when the mainstream options aren’t.
How Brokers Add Value on Adverse Credit
Bad credit doesn’t automatically rule out buying a home. Many high-street lenders rely on automated credit scoring, which means your application can still be rejected – even if the issues that once hurt your credit score have already been resolved.
A good mortgage advisor will:
- Take the time to understand everything there is to know about your credit file.
- Source mortgage lenders who are more willing to work with you on CCJs, defaults, missed payments, or poorly managed debt, depending on how recent and serious the problems are.
- Make your case to the lender clear, and instead of talking about the old problem, focus on stability, current behaviour, and affordability.
Regional brokers, like those in Sheffield or Manchester for instance, also know which smaller Building Societies or local lenders are willing to look at applications in a more “hands-on”, common-sense way.
Low Deposit and High LTV: Finding the Right Fit
A small mortgage deposit can make it harder to secure a mortgage, especially when it comes with other potential risks such as starting a new job or having bad credit. Some lenders are more cautious when the loan-to-value ratio is very high, and they are most likely to decline the applications in this scenario to avoid excess lending risk.
A good mortgage broker with a lot of knowledge and experience will:
- Look at a lot of lenders that still let you borrow 90% – 95% of the property value.
- Research the specific lender requirements for gifted deposits, family support, or programs that can give you more options.
- Make sure the application shows that you can afford it, have a steady income, and are willing to make a reasonable commitment to make up for the higher LTV.
Because whole-of-market mortgage brokers have access to literally ALL mortgage lenders in the UK, they can look for the niche lenders that are happy to offer first-time buyer mortgages and lend to borrowers with low deposits.
Complex Income: Where a Mortgage Broker Really Comes Into Their Own
Complex income is one of the most common reasons a mortgage application gets declined. This can include:
- Self-employed income that varies from year to year.
• Contractor day rates rather than a fixed salary.
• Multiple part-time roles or a portfolio career.
• A large share of earnings coming from bonuses, overtime, or commission.
• Rental income combined with employed or self-employed earnings.
• And, of course, the fact that many high-street lenders design their systems around straightforward PAYE income only.
A skilled London or regional UK mortgage brokers will:
- Review your income history over the past 1–3 years and assess how different lenders are likely to interpret it.
• Identify lenders who are comfortable working with contractors, limited company structures, or directors using retained profits.
• Compile clear, complete documentation – accounts, tax returns, contracts, bank statements – to present your case confidently and professionally.
Careful Packaging and Presentation of the Mortgage Application
Strong presentation is crucial for cases that are complex or harder to place. Missing forms, incorrect documents, or unclear information are some of the most common reasons applications get delayed or declined.
The best home loan broker will:
• Use thorough checklists to ensure every required document is collected from the outset.
• Double-check that your application aligns with the lender’s criteria before submission.
• Provide clear notes explaining anything unusual or non-standard about your case.
This level of preparation helps reassure underwriters and avoids the back-and-forth “ping-pong” that can cause a borderline application to fall apart.
Conclusion
Hearing that a mortgage application is “difficult to place” doesn’t mean it’s impossible. With the right mortgage broker, many complex applications can, and do, get approved every day. Experienced brokers understand what each lender is looking for and know how to present your circumstances in the best possible light. They can often turn a “no” into a “yes”, even for clients with past credit issues, smaller deposits, or more complex income.
Need Help Placing a Difficult Mortgage Application?
Struggling with bad credit, low deposit or complex income? Our mortgage Advisor specialists can help you secure a suitable mortgage lender today.
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