14 Best BigCommerce Web Design Companies in Europe (2026)

Gilzor combines UI/UX design with full-cycle web development, covering architecture, frontend engineering, testing, and ongoing support. Its design team can create customer journeys, wireframes, interactive prototypes, responsive layouts, and reusable interface components for an ecommerce storefront.

Gilzor approaches BigCommerce projects through custom user experience and frontend development rather than minor adjustments to existing templates. The team can also work on external services surrounding the store, including customer applications, integrations, product discovery tools, and other custom features. Specific BigCommerce platform experience should be confirmed during project scoping.

Williams Commerce is a full-service ecommerce agency working across design, development, digital marketing, and systems integration. It holds BigCommerce Elite Partner status and delivers BigCommerce projects for merchants in the UK and international markets.

Its work can begin with ecommerce strategy and UX planning before moving into custom storefront design and platform development. The team also handles integrations and continued optimization, making it relevant to retailers that want one partner to manage both the visible customer experience and the systems operating behind it. Its multi-platform practice is useful for businesses comparing BigCommerce with Shopify, Adobe Commerce, or other options.

A-Listware provides ecommerce website design within a wider software development and technical staffing practice. Its UX/UI capabilities include responsive web design, interface design, ecommerce website design, and website redesign, while its engineering services cover frontend development, backend systems, integrations, testing, and maintenance.

The company may suit a BigCommerce merchant that already has platform ownership or a specialist implementation partner but needs extra designers, developers, or QA engineers. It can support custom frontend components and connected applications, although businesses should verify the team’s current BigCommerce theme and API experience before assigning responsibility for the main storefront.

5874 Commerce is a UK retail technology agency with an established BigCommerce practice. Its services cover B2B and direct-to-consumer commerce, platform selection, UX research, UX/UI design, custom development, integrations, conversion optimization, and ongoing support.

The agency is particularly relevant to merchants whose storefront must connect with product information management, middleware, operational software, or other parts of a larger retail environment. It supports both traditional and headless commerce models, allowing the design and customer experience to be planned around the business rather than a standard theme structure. Offices in Birmingham and London give it a clear European base.

Lengreo brings together ecommerce custom web development, UX/UI design, SEO, paid advertising, conversion optimization, and broader digital strategy. This combination can be useful when the storefront design needs to support both usability and customer acquisition rather than operate as a separate creative exercise.

For BigCommerce merchants, the team can contribute to discovery, wireframing, landing pages, custom frontend work, content structure, and post-launch marketing. Its strongest fit is a project where design, search visibility, and conversion planning need to be coordinated. 

Space 48 is a Manchester-headquartered ecommerce agency with experience designing and developing BigCommerce stores. Its capabilities cover customer experience strategy, UX/UI design, engineering, platform improvements, integrations, and continued ecommerce support.

The agency is suited to established retailers that need more than a cosmetic storefront update. It can work on replatforming, bespoke functionality, international commerce requirements, and customer journeys that extend across multiple systems. Space 48 is now part of Glass Atlas, which gives clients access to a broader commerce technology practice while retaining the team’s experience across BigCommerce, Shopify, and Adobe Commerce.

OSKI Solutions provides web development, UX/UI design, system integration, QA, cloud engineering, maintenance, and dedicated development teams. Ecommerce is one of the industries covered by the company, and its frontend capabilities include technologies such as React, Angular, Vue, and Next.js.

Within a BigCommerce engagement, OSKI can support interface planning, responsive frontend development, external integrations, testing, and the custom applications connected to a storefront. This is more suitable for technically involved projects than simple template setup. 

IDHL designs and develops BigCommerce stores as part of a broader UK commerce and digital marketing practice. Its BigCommerce work includes ecommerce strategy, experience design, custom development, platform migration, integrations, and continued optimization.

The agency is a practical option for brands that want their new storefront managed alongside search, paid media, content, and conversion work. Its commerce team can address both interface decisions and the technical systems behind the customer experience. IDHL has received EMEA recognition from BigCommerce and subsequently reached Elite partner status, supporting its relevance for businesses seeking an established platform partner in Europe.

Itexus focuses on custom software development, integrations, UX/UI design, cloud engineering, testing, and security. Although its main specialization is fintech rather than retail platform implementation, these capabilities can support ecommerce projects involving payments, customer accounts, financial workflows, or complex external services.

Its role in a BigCommerce project would most naturally involve software around the storefront, such as custom applications, payment-related integrations, administrative dashboards, APIs, and data exchange with other business systems. The project scope can cover theme design, platform configuration, and the technical work required to shape a consistent storefront experience.

Calashock Commerce concentrates on B2B ecommerce and has experience designing, developing, and optimizing stores built on BigCommerce. Its work addresses the practical complexity of wholesale selling, including customer-specific journeys, account functionality, ordering processes, and integrations.

The agency is particularly relevant when visual storefront design must accommodate business purchasing behavior rather than follow a conventional consumer retail model. Projects can combine discovery, UX planning, interface design, BigCommerce development, and continued optimization. Its portfolio includes custom BigCommerce work for established B2B organizations, making it a focused option for manufacturers, distributors, wholesalers, and other businesses with structured buying processes.

Mobian is a Tallinn-based software development partner that provides wireframing, full-stack delivery, backend engineering, APIs, cloud infrastructure, QA, and post-launch support. Its engagement models include complete outsourced delivery and engineers who join an existing client team.

For a BigCommerce store, Mobian is better suited to supporting applications and integrations around the platform than to providing routine theme configuration. The team could work on custom services, payment flows, middleware, mobile experiences, or backend features connected to an ecommerce operation. BigCommerce API requirements, storefront frameworks, and third-party integrations should be defined clearly during the initial planning stage.

Fhoke is an independent UK agency that designs and develops bespoke ecommerce websites on BigCommerce, Shopify, and WooCommerce. Strategy, branding, UX, visual design, and development can be combined within the same project, giving merchants a consistent process from early creative decisions through implementation.

The agency is a good fit for retailers that place considerable weight on brand presentation and want a storefront built around their products rather than a standard theme with minor visual changes. It can also develop web applications and integrations when the store needs custom functionality or connections to existing systems.

net-devs combines discovery, wireframing, prototyping, modern frontend engineering, backend development, cloud infrastructure, testing, and deployment. Its frontend team works with React, Angular, Vue, and TypeScript, while its broader engineering practice covers .NET, Node.js, Python, Java, and Go.

The company’s relevance to BigCommerce comes through custom frontend experiences, integration services, and connected enterprise software. It could support a headless commerce interface or develop systems that exchange customer, product, and operational data with the store. 

SoftPro is a Warsaw software development company working across responsive web applications, customer portals, cloud systems, modernization, and long-term technical support. Its technology practice includes React, Node.js, .NET, Azure, AWS, and modern frontend and backend architectures.

The company contributes to a BigCommerce project when the storefront needs a custom customer portal, external application, middleware layer, or integration with existing enterprise software. It is a more natural choice for technically demanding supporting work than for a straightforward store theme.