Atom Bank
Challenger BankAtom Bank is the UK's first app-only bank, offering residential and buy-to-let mortgages with competitive rates driven by low overhead costs. Based in Durham, Atom has challenged traditional banking by delivering a fully digital mortgage application experience with human support when needed.
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About Atom Bank
Atom Bank launched in 2016 as the UK's first app-only bank, based in Durham. The bank challenged traditional banking by delivering a fully digital experience with no branches. Atom offers residential and buy-to-let mortgages with competitive rates driven by low overhead costs. The bank provides human support when needed, combining technology with personal service.
Atom has grown to become a significant digital lender in the UK mortgage market. The bank's app-based model allows for efficient processing and competitive pricing. Atom serves first-time buyers, home movers, remortgagers, and landlords through its digital platform.
Atom Bank is regulated by the FCA and PRA and holds a full UK banking licence. The bank has attracted significant investment and has built a strong balance sheet. Atom continues to expand its mortgage product range and digital capabilities.
Lending Focus
Atom Bank offers mortgage products across 2 categories including Residential, Buy-to-Let.
Key Features
- App-based mortgage management and application
- Competitive rates driven by digital-first low-cost model
- Available direct and through mortgage brokers
- Residential mortgages up to 90% LTV
- Buy-to-let products for individual landlords
Pros & Cons
Pros
- UK's first app-only bank — fully digital mortgage experience
- Competitive rates driven by low overhead, digital-first model
- Available both direct and through mortgage brokers
- High LTV of up to 90% for residential mortgages
Cons
- –No physical branches — all interactions are digital
- –Does not offer bridging, commercial, or specialist lending
- –Limited product range compared to high-street banks
Fees & Charges
- Arrangement Fee
- No arrangement fee on most products — product-dependent
- Valuation Fee
- Free valuation on many products — otherwise varies by property value
- Early Repayment Charge
- Typically 1–5% depending on product and remaining term
- Overpayment Allowance
- Up to 10% of outstanding balance per year
Mortgage Rates
Rate data coming soon. View rates on Atom Bank
| Product | Initial Rate | Type | Initial Term | Revert Rate |
|---|---|---|---|---|
| 2 Year Fixed | TBC | Fixed | 24 months | TBC |
| 5 Year Fixed | TBC | Fixed | 60 months | TBC |
| Tracker | TBC | Variable | 24 months | TBC |
Application Process
- Processing Time
- 2–4 weeks from application to offer
- Online DIP
- Yes — available online
- Offer Valid For
- 6 months from date of offer
Lending Criteria
- Maximum LTV
- 90%
Frequently Asked Questions
Is Atom Bank a real bank?
Can I apply for an Atom Bank mortgage through a broker?
Does Atom Bank offer buy-to-let mortgages?
What is the maximum LTV for an Atom Bank mortgage?
How to Apply
Direct & broker access. Apply directly or via a broker for whole-of-market access. Find a broker
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Important: Your home may be repossessed if you do not keep up repayments on your mortgage. Information on this page is for general guidance only and does not constitute financial advice. Always verify lender details directly and seek independent advice before making financial decisions.


