We are Unified, an expert BigCommerce development agency in London, UK

We use BigCommerce to grow brands that want bold strategies.

Looking for a BigCommerce development agency?
Quality development, beautiful design and forward-thinking go hand-in-hand
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When you work with us on a BigCommerce development project, you get a team of experts in your corner ready to convert visitors to customers.

Over the years, we’ve built and sustained many long-term partnerships with our BigCommerce clients. If you're coming to us with an existing ecommerce website, our process always starts with an extensive site audit because, from day one, we’re thinking about year ten.

We’ll work with you to identify your business goals and create a roadmap with vital strategic milestones. Once we know where you want to be, we get to work executing the plan we’ve agreed to get you where you want to go!

Our BigCommerce development services

Design

We harness store data to understand every aspect of an online business—from user behavior and expectations to brand values and customer desires. Using these insights, we create beautiful ecommerce website designs that not only meet customer needs but also elevate the brand’s presence and outperform competitors.

Develop

We’ve built some of the most complex BigCommerce stores. From custom apps, deep technical integrations, and strategic consultancy, our talented in-house ecommerce developers build performant websites and trusted, lasting relationships with all our clients.

Deliver

Our in-house BigCommerce-specific experts, including developers and ecommerce consultants, sit alongside the wider Unified team. From long-term project managers to our digital marketing experts, from our creative designer to our delivery coordinators - you're in safe hands with us.

Support

With Unified, you always know what stage a project is at; if something urgent comes up, we provide 24/7 ecommerce support. We never recommend anything we don’t believe suits your ecommerce business in the long-term.

We partner with the best in the industry

“Unified have supported us through every phase of our ecommerce journey, helping us re-platform to a new site and transform us into a multi-channel business.”
James Press - Head of Web & Marketing - Chaplins
“I’ve been really impressed with Unified and would have no hesitation in recommending them as a development partner."
Ecommerce Manager, Tom Dixon
iCandy logo light
“Unified made our Magento 2 migration look easy”
Cameron Appel, iCandy Head of Ecommerce

Why partner with Unified as your BigCommerce Developers?

Simply launching your BigCommerce store doesn’t guarantee success in today’s competitive online marketplace. At Unified, we understand that an effective ecommerce strategy goes beyond the initial launch. Our dedicated BigCommerce developers provide ongoing support to help your store thrive as your business grows. From routine updates and performance evaluations to security audits and the deployment of new features, our end-to-end services ensure that your online presence remains robust and secure.

Our expert team collaborates with you to scale your store in response to shifting market demands. Whether you require specialised integrations, cutting-edge functionality, or long-term maintenance, we tailor our solutions to keep your BigCommerce store a step ahead of the competition.

We are BigCommerce Developers in London, where we have earned a reputation as as a premier BigCommerce development agency through years of proven experience, innovative methodologies, and a deep commitment to ecommerce best practices. Our developers continuously monitor platform advancements, harnessing the latest tools and technologies to position your store for sustained success in the digital marketplace.

Browse our ecommerce development services
Our ecommerce developers provide expert solutions approach across multiple leading ecommerce platforms. We're dedicated to delivering ecommerce solutions that drive results and add measurable value to your online store.