Development finance can often feel like a bit of a black box. For seasoned developers, it might be familiar territory, but for those newer to the industry or stepping into larger projects, understanding how development finance loans work is crucial. In this article, we’ll explore how these loans function, who they’re for and what you need to consider when exploring development finance as a funding option.
What is Development Finance?
Development finance is a form of short-term lending designed specifically for property development projects. These loans provide developers and their partners with the capital required to purchase land and fund construction costs. Once the development is complete and sold or refinanced, the loan is then repaid, leaving the developer with the profit margin from the project after accounting for all development costs, interest, and fees. A key point on the product is that interest is typically rolled up and paid out from sales at the end of the project
Unlike traditional mortgages or commercial loans, development finance is structured around the build schedule and is usually released in stages rather than as a lump sum. This staggered funding approach is referred to as ‘drawdown’, and aligns the financing with specific construction milestones, allowing lenders to manage risk.
Types of Development Finance Loans
Development finance is not a one-size-fits-all funding solution. There are actually several types of development finance loans available depending on the nature and scale of the project.
Commercial Development Loans
Commercial development finance loans are tailored for the construction or redevelopment of business premises such as office buildings, retail spaces and industrial units. They focus on commercial viability, tenant demand and income yield.
Residential Development Loans
Aimed at developers looking to build new homes, flats and other residential-led mixed-used schemes, residential development finance is an extremely popular financing option in the UK. To determine viability, lenders will typically assess factors such as end-user demand, local market conditions and potential sales velocity.
Ground-Up Development Loans
As the name would suggest, this funding option is suitable for projects starting from scratch, such as building residential units on vacant and unowned land. Lenders will assess planning permission, construction costings, timelines and the project end value before releasing funds to developers enquiring on this type of project.
Refurbishment Loans
Refurbishment loans finance property upgrades, from minor renovations (known as light refurbishments) to major structural changes (known as heavy refurbishments). This funding solution is ideal for developers converting single homes into apartments or transforming outdated commercial spaces.
Bridging Loans
While not exclusively development finance, bridging loans can be used as a short-term funding option when timing is critical such as securing a property at auction, preventing a sale falling through, or taking advantage of time-sensitive opportunities before traditional financing can be arranged.
Stretch Senior Loans
Stretch senior development finance loans combine elements of senior debt and mezzanine finance to increase the total loan amount. They are ideal for experienced developers needing higher leverage but wishing to avoid layering multiple funding options.
Mezzanine Finance
Mezzanine finance fills the gap between primary loans and developer funds. It’s secondary debt, repaid after the main lender, with higher interest reflecting increased risk. This flexible funding enables developers to tackle larger projects without sacrificing more equity or cash reserves.
How Do You Obtain Development Finance?
The process of securing development finance is more bespoke and involved than applying for a high street mortgage. With higher risks and larger sums at stake, lenders conduct thorough due diligence and assess each project’s unique characteristics.
- Project proposal – You will need a detailed development plan including drawings, planning permissions and costings.
- Valuation and due diligence – The lender will commission independent valuations and assess the gross development value (GDV) of the project.
- Loan structuring – Funds are then released in tranches, aligned with each stage of the build.
- Legal work and drawdown – Once everything is agreed between lender and developer, funds are to be released as each phase is completed and certified.
Criteria for Loan Approval
Each lender is unique when it comes to criteria, and will assess applications based on their risk appetite, specialisations and internal policies. Understanding these variations in lending can be crucial when selecting the right financial partner for your project, but in general considerations include:
- Developer experience – Previous track record and ability to manage a build project
- Planning permission – Full planning consent is usually required before funds can be released
- Loan-to-GDV ratio – Most lenders will lend up to a certain percentage of the projected GDV, typically 65 – 70%.
- Loan-to-Cost ratio – This assesses how much of the project’s cost the loan will cover – usually up to 85%
Risk Assessment and Management
Lenders will conduct detailed risk assessments to ensure the viability of both the project and the developer’s ability to complete it successfully. Factors include market demand, the reliability of the build team, project timelines and potential exit strategies. Developers must also prepare for unexpected delays or cost overruns.
To mitigate risk, lenders often require step-in rights (to take over the project if things go wrong), personal guarantees, and independent monitoring surveyor (IMS) reports throughout the construction process to verify progress and quality before releasing staged payments.
Development Finance vs Traditional Lending
Unlike traditional bank lending, development finance is designed to be flexible and project-specific. High street lenders typically shy away from speculative builds, whereas development lenders understand the nuances and risks.
Traditional loans are also more rigid, often requiring full security upfront, fixed repayments, and are rarely suitable for phased developments. Development finance is typically more expensive, but it offers much-needed flexibility and speed.
When is Development Finance Suitable?
Development finance is suitable in a wide range of instances compared to traditional lending, with the most common scenarios being:
- Developers have secured a site with or without planning permission
- The project requires a substantial upfront investment in stages
- There is a clear exit strategy (sale or refinance)
It is less suitable if:
- Developers lack experience or planning permission
- Developers have insufficient equity to contribute to the project
- The development timeframe is long and uncertain
Importance of an Exit Strategy When Applying for Development Finance
Lenders will want a clear, well-documented plan for how the loan will be repaid, backed by credible market analysis and contingency options. This typically falls into two primary categories:
- Sale of Units – Common in residential developments where individual properties are marketed and sold to homebuyers, generating capital to repay the loan
- Refinancing – Often used for rental portfolios or longer-term investment properties, transitioning from development finance to a commercial mortgage once the project achieves stabilised occupancy
The exit strategy must be realistic and supported by robust market evidence, with particular attention to comparable sales, absorption rates and the projected timeline to full repayment.
Final Thoughts
Development finance loans are essential tools for property developers aiming to deliver housing, commercial or mixed-use schemes. While the process can be complex, understanding how it works – from loan types to approval criteria and risk management – helps ensure successful outcomes.
If you’re considering development finance for your next project, speak with a specialist lender like BLG Development Finance. Having the right partner can make the difference between a project that stalls and one that succeeds.