UK merchant accounts
A merchant account is the bank account that holds the card-payment money before it is settled to your business bank account. You need one to accept card payments. UK SMBs almost always get a merchant account bundled with their acquirer; specialist or high-risk merchants sometimes need a separate one.
Merchant account vs payment processor
Two different things often confused:
- Payment processor. The technology that authorises and routes card transactions in real time (e.g. Stripe, Adyen, Worldpay).
- Merchant account. The intermediary bank account where settled funds rest before being paid into your business bank account.
- Acquirer. An institution that does both, provides the merchant account and the processing. Most UK SMB providers (SumUp, Square, Dojo) are full acquirers.
When you need a separate merchant account
- High-risk verticals where mainstream acquirers will not onboard.
- Very high transaction volumes where full-service acquirer pricing is uncompetitive.
- Multi-acquirer setups for redundancy or category-specific routing.
- International or multi-currency operations needing specific bank infrastructure.
UK merchant account providers
Mainstream acquirers (SumUp, Square, Zettle, Stripe, Tide, Dojo, Worldpay, Barclaycard, Elavon) bundle the merchant account with processing. For specialist or high-risk situations, dedicated providers include Trust Payments, Cardstream, Acquired.com, Take Payments and Paymentsense.
Compare them all in the UK acquirer index, weigh up the card terminals each one offers, check what a card machine costs, or read how to get a card machine from scratch.
Get an instant estimate
Enter your monthly card volume and average transaction value for an instant 12-month effective-cost estimate across the major UK acquirers. See the full fees calculator for the assumptions behind it.
High-risk merchant accounts
For CBD, vape, adult, firearms, gambling and other UK-restricted-but-legal categories, specialist providers are the only stable route. Detail at /high-risk/. Not sure if your trade counts? Check your category against the list.
Already been turned down?
A decline from a mainstream acquirer at application or a termination after launch does not mean no UK provider will take you on. See why merchant accounts get declined for the specific reasons acquirers give and the specialist route back in, disclosed upfront rather than found out the hard way.
Common questions
Can I get a merchant account if a mainstream acquirer has already declined me?
Often, yes. A decline from a mainstream acquirer (SumUp, Square, Zettle, Stripe, Dojo) is usually a policy fit issue, not a permanent block. Specialist and high-risk merchant account providers underwrite the same risk that triggered the decline directly, so a business turned down by one route can still get a working merchant account through another. See why merchant accounts get declined for the specific reasons and the routes back in.
Do I need a separate merchant account and payment processor?
Most UK SMBs do not. Mainstream acquirers bundle the merchant account with processing, so you sign up once and both are handled together. A separate merchant account is usually only needed for high-risk verticals mainstream acquirers will not onboard, very high transaction volumes, multi-acquirer redundancy setups, or international and multi-currency operations.
How long does it take to open a UK merchant account?
A mainstream acquirer bundled with processing can approve same-day to a few working days for a straightforward business. A standalone merchant account through a specialist provider, or any high-risk application, typically takes longer because the underwriter reviews licensing, processing history and risk controls individually rather than running an automated check.
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