Shopify Development | Castle

Trusted Shopify agency and ecommerce specialists

We are a leading Shopify agency with the expertise to design, develop, optimise and support ecommerce Shopify sites.

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Castle is an award-winning Shopify agency that partners with a variety of leading brands across the world to design, develop and optimise Shopify sites to increase conversion and generate revenue.

  • Revenue-focused ecommerce agency
  • Shopify and Shopify plus partners
  • Ecommerce optimisation experts
  • Utilising cutting-edge Shopify technology
  • Highly responsive and experienced team

361% increase in revenue in 12 months

We are a revenue-focused ecommerce agency that partners with ambitious brands to develop highly profitable Shopify sites. As a Shopify partner agency, we implement revenue-driven solutions that engage and convert customers.

We have proven success and our results speak for themselves. Thanks to our Shopify expertise, we managed to increase Swan’s revenue by 361% in a single year, increasing sales by 337% and upping conversion by 40%.

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A Shopify agency focused on long-term success

As a results-driven Shopify agency, we design bespoke Shopify sites focused on user-experience and functionality, develop using cutting-edge ecommerce technology and best-practice programming and continually optimise your site to ensure the best experience for your customers, increasing revenue and ensuring long-term growth.

We are a Shopify agency built up of ecommerce experts and Shopify specialists who work with brands to support their long-term goals.

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We help you grow with Shopify

We’re a partner Shopify agency with the expertise to build creative and effective Shopify sites to help brands grow.

17% increase in conversion

Through implementing effective ecommerce solutions and clever Shopify optimisation tactics, we increased conversion for one of our clients by 17% in the last quarter. With our proven conversion rate optimisation techniques, we can help increase revenue almost instantly.

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Matt Clarke

Head of Web Development

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Sell all over the world with Shopify

Shopify is the fastest-growing, most scalable and most reliable ecommerce platform, trusted by leading ecommerce brands around the world. If you’re looking for an ecommerce Shopify agency with experience selling globally, we have the expertise to develop a strategy that helps you target international markets.

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The perfect Shopify agency for your store

We pride ourselves on being a trusted Shopify agency that delivers. Working alongside clients to develop beautifully designed and expertly optimised Shopify sites and bespoke strategies that help them to succeed.

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