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BigCommerce
Development

Open SaaS. Open potential.

BigCommerce is a powerful platform for scaling brands: flexible, dependable and built for performance. At Glass Atlas, we make it work even harder. Whether you’re migrating from legacy tech or pushing into new markets, our BigCommerce solutions are engineered to support scale, complexity and real commercial growth.

Recognised as BigCommerce Partner of the Year (UK), we bring deep expertise across B2B Edition, multi-storefront builds and complex integrations. We support ambitious brands across all industries, from retail to B2B and more.

WHAT WE DO

We build and optimise BigCommerce storefronts for ambitious, growth-minded brands.

Replatform with Confidence

Leave legacy systems behind with a tailored migration plan that prioritises continuity and ROI.

B2B Ready

From customer groups to pricing rules, we tailor BigCommerce B2B Edition for operational success.

Composable Commerce

For brands needing headless flexibility, we build API-driven solutions that play well with your wider tech stack.

Optimisation & Enhancements

Iterative improvements to performance, UX and functionality based on data, not guesswork.

Site Audits & Rescue Projects

For when things don’t go to plan: we step in, stabilise, and optimise.

Post-Launch Partnership

Launch is just the beginning. We provide ongoing support, iteration, and strategic input to keep your site evolving with your business.

OUR APPROACH

Platform-first,
not platform-bound

We work with BigCommerce because it works. But we recommend it only when it’s the right fit.

Engineering
with intent

Every line of code, every configuration choice is grounded in long-term business impact.

Dependable
delivery

We don’t overpromise. We ship what we say we will: properly tested and performance-ready.

Transformation,
without the chaos

Our replatforming plans are clear, commercially sound and rigorously project-managed.

Our Techologies

Platforms

We’re a BigCommerce Elite Partner. Experience across B2B, multi-storefront, and international setups.

Headless & APIs

We build composable architectures when needed, using BigCommerce’s API-first approach.

Infrastructure & Hosting

Scalable and secure setups using BigCommerce’s native stack or hybrid models.

Testimonials

WHAT OUR CLIENTS SAY:

  • We have big plans to become better at what we do, to become the customer go-to in the online plant buying space. With Glass Atlas, we feel we are in the best possible position to do so.

    Jonathan Bracewell
    Group Head of Marketing

FAQs

Is BigCommerce the right platform for our business?

We’ll help you answer that honestly. If it’s not the right fit, we’ll say so. Thankfully, we’re highly experienced in many of the top eCommerce platforms, including BigCommerce and Adobe Commerce, so whichever is right for you, we can help.

Can you help with custom integrations or headless builds?

Yes: we have deep experience with API integrations and composable architecture.

Do you handle full migrations?

Yes. From planning and data migration to launch and optimisation, we can handle your migration to or from BigCommerce.

What if we’re already on BigCommerce?

We offer audits and rescue projects to stabilise and improve underperforming sites. Our platform-agnostic approach means that regardless of the platform you’re on, we can help get you back on track.

How long does a typical BigCommerce build take?

Typically 10–16 weeks, depending on scope. We define a roadmap upfront and stick to it.

What makes you different from BigCommerce-only agencies?

We don’t just build BigCommerce stores; we help you decide whether it’s the right platform in the first place. If it is, we’ll deliver the kind of integrated, future-ready solution that drives real commercial results. If it’s not, we’ll say so before you waste budget.

Will you challenge our brief?

Yes, and that’s a good thing. If we spot an easier, better or more cost-effective way to meet your objectives, we’ll raise it. We’re here to deliver what’s right, not just what’s written.

What if we’ve had a bad experience replatforming in the past?

You’re not alone. Many of our BigCommerce clients come to us after a failed or underwhelming build. We’ll stabilise what’s there, restore trust in the platform, and move things forward with clear communication and proper engineering.