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How do B2B cross border payments work for UK businesses

George Wilks
George Wilks

Commercial Lead · 29 June 2026 · 4 min read

How do B2B cross border payments work for UK businesses - Spark Finance

In this article

  • Understanding the key mechanisms behind international B2B payment transfers
  • Comparing payment methods from SWIFT transfers to fintech solutions
  • Managing currency exchange risks and hidden fees effectively
  • Regulatory considerations for UK businesses making cross border payments

For UK businesses trading internationally, understanding how B2B cross border payments work is essential for maintaining healthy cash flow and competitive pricing. Whether you're importing goods from European suppliers or exporting services to clients in Asia, the mechanics of international payments can significantly impact your bottom line. This guide breaks down everything UK SMEs need to know about sending and receiving business payments across borders.

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How Cross Border B2B Payments Actually Work

When a UK business sends payment to an overseas supplier, the transaction typically moves through a network of correspondent banks. Your bank in the UK communicates with intermediary banks, which then connect to your supplier's bank abroad. This chain of banks each processes the payment, often adding fees and time delays along the way. The SWIFT network remains the backbone of most traditional international transfers, providing secure messaging between financial institutions worldwide.

For payments within certain regions, alternative systems exist. SEPA (Single Euro Payments Area) enables faster, cheaper euro transfers to European countries, while Faster Payments handles domestic UK transactions. Understanding which network your payment will use helps you anticipate costs and timescales, allowing better cash flow planning for your business operations.

Payment Methods Available to UK Businesses

UK SMEs have several options for making cross border payments. Traditional bank wire transfers remain popular for large transactions, offering security and familiarity, though they typically carry higher fees. Many UK banks charge between £15 and £40 per international transfer, with additional correspondent bank charges often applied en route.

Fintech platforms like Wise, Revolut Business, and WorldFirst have transformed the landscape, offering more competitive exchange rates and transparent fee structures. These FCA-regulated providers often undercut traditional banks significantly, particularly for regular smaller payments. Letters of credit and documentary collections provide additional security for high-value trade transactions, with major UK banks including HSBC, Barclays, and Lloyds offering specialised trade finance services.

For businesses with regular international payment needs, multi-currency accounts can prove invaluable. These allow you to hold, receive, and pay in multiple currencies, reducing conversion costs and simplifying reconciliation. Many providers now offer virtual IBANs and local account details in key markets, making it easier for overseas customers to pay you.

"Hidden costs in cross border payments extend beyond the headline transfer fee, with poor exchange rate margins, correspondent bank charges, and receiving bank fees adding 2-4% to your total cost."

- George Wilks, Commercial Lead, Spark Finance

Managing Exchange Rate Risks and Hidden Costs

Currency fluctuations pose a genuine risk to UK businesses engaged in cross border trade. A payment agreed at one exchange rate might cost significantly more by the time it settles, potentially eroding profit margins entirely. Forward contracts allow you to lock in exchange rates for future payments, providing certainty for budgeting and pricing decisions.

Hidden costs in cross border payments extend beyond the headline transfer fee. Poor exchange rate margins, correspondent bank charges, and receiving bank fees can add 2-4% to your total cost. Always request a breakdown of all charges and compare the mid-market exchange rate against what you're being offered. FCA-regulated providers must be transparent about their fees, giving UK businesses some protection against unexpected charges.

Regulatory Requirements for UK Cross Border Payments

UK businesses making international payments must comply with various regulatory requirements. Anti-money laundering (AML) regulations require payment providers to verify business identities and monitor transactions for suspicious activity. You'll typically need to provide company documentation, proof of trading activity, and details about payment beneficiaries when setting up international payment facilities.

Since Brexit, some additional considerations apply when trading with EU countries. While SEPA payments remain available through participating UK banks, some European banks have restricted services to UK businesses. Sanctions compliance is another crucial area, with UK businesses prohibited from making payments to certain countries, individuals, or entities. Your payment provider should screen transactions automatically, but understanding your obligations helps avoid costly delays.

Optimising Your Cross Border Payment Strategy

Developing a strategic approach to international payments can yield significant savings. Start by analysing your payment patterns, including currencies used, frequency, and typical amounts. This analysis helps identify the most cost-effective providers and methods for your specific needs. Many businesses benefit from using different solutions for different payment types, perhaps a fintech platform for regular supplier payments and traditional banking for large one-off transactions.

Consider timing your payments strategically when exchange rates are favourable, while using forward contracts to hedge against adverse movements for committed future payments. Building relationships with FCA-regulated currency specialists can provide access to better rates and dedicated support for complex transactions. Regular review of your payment costs ensures you're benefiting from competitive market developments.

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Frequently Asked Questions

How long do cross border B2B payments typically take?

Traditional SWIFT transfers usually take 2-5 business days, depending on the destination country and currencies involved. SEPA payments to Europe typically arrive within one business day, while fintech platforms often complete transfers in 1-2 days for major currencies.

Are fintech payment platforms safe for business use?

Yes, reputable fintech platforms like Wise and Revolut Business are authorised and regulated by the FCA, providing similar protections to traditional banks. Always verify FCA registration before using any payment provider for business transactions.

Can I reclaim VAT on cross border payment fees?

Payment transfer fees are generally exempt from VAT, so there's typically no VAT to reclaim. However, if you're charged VAT on related services, standard reclaim rules apply. Consult your accountant for specific guidance on your situation.

What documentation do I need for large international payments?

For large payments, your provider may request invoices, contracts, or proof of the underlying transaction. This is standard AML compliance procedure. Having documentation ready speeds up processing and helps avoid payment delays.

The bottom line

Navigating B2B cross border payments effectively requires understanding your options, managing currency risks, and staying compliant with UK regulations. The right approach can save your business thousands annually while improving supplier relationships and cash flow predictability. Spark Finance helps UK businesses find the right finance solutions, including trade finance and working capital facilities that support international trading activities.

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About the author

George Wilks

George Wilks

Commercial Lead

George Wilks is a Commercial Lead at Spark Finance, specialising in asset finance, trade finance, unsecured business loans, and working capital solutions for UK SMEs. He has been with Spark Finance since 2022 and works across a wide range of sectors including manufacturing, wholesale, retail, and professional services.

Asset finance (hire purchase, finance lease)Trade finance and letters of creditUnsecured business loansWorking capital solutionsManufacturing and wholesale finance
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