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Starting an eCommerce Website in the UK: Platforms, Payments and Compliance

How to start an eCommerce website in the UK: choosing a platform, payment providers, shipping, consumer rights, VAT and marketing your new online store.

By Suresh Kumar M

Founder & Tech Lead, Adkode

Nov 11, 20263 min read

Launching an online store in the UK is easier than ever, but a profitable one needs the right platform, smooth payments, reliable delivery, clear consumer policies and a marketing plan. This guide covers the key decisions for UK businesses starting or rebuilding an eCommerce website.

1Choose Your Platform

Shopify suits most product-led brands that want a quick launch and low maintenance. WooCommerce suits content-led stores and businesses that want full control. Custom builds make sense only for complex requirements.

2Payments UK Shoppers Expect

  • Cards with Apple Pay and Google Pay
  • PayPal
  • Buy now, pay later options where suitable
  • Strong Customer Authentication handled smoothly

3Delivery and Returns

Offer clear delivery times and costs, integrate with carriers like Royal Mail, DPD or Evri, and publish a straightforward returns policy. UK consumers generally have cancellation rights for online purchases, so make the process clear.

5Marketing Your Store

Combine SEO for category and product pages, Google Shopping, Meta ads, email marketing and reviews. Track conversion rate, average order value and customer acquisition cost from the start.

Frequently Asked Questions

What is the best eCommerce platform in the UK?

Shopify and WooCommerce are the most popular. Choose based on your product range, team skills, content plans and budget.

Do I need to register for VAT to sell online?

You must register when your taxable turnover passes the UK VAT threshold, or earlier if you choose. Check current rules with an accountant.

How much does a UK eCommerce website cost?

Typically from a few thousand pounds for a Shopify store to tens of thousands for custom builds.

Can I sell to the EU from a UK store?

Yes, but plan for customs declarations, duties and EU VAT, including schemes like IOSS for low-value goods.

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