Specialist Shopify Agency

Shopify, done right.

MODE is a London-based development agency building custom Shopify themes, apps and migrations for ambitious brands.

Start a project → See what we do
About

We Build Shopify Sites
that convert.

We're a specialist development agency focused entirely on Shopify, from high-converting storefronts to custom apps built for the way your business actually operates. Whether you're launching a new brand, migrating from another platform, or need functionality that out-of-the-box Shopify simply can't deliver, we have the technical depth to make it happen.

We work with merchants and product teams who need more than a theme tweak. From bespoke Shopify apps and Storefront API integrations to performance optimisation and third-party system connections, we bring the same rigour to every project, clean code and architecture that is built to scale with your business.

Our Services

Three things,
done properly.

01 / Themes

Custom Shopify Themes

Bespoke storefronts built on Shopify's Online Store 2.0 architecture.

  • Online Store 2.0 architecture
  • Performance budgets <1s LCP
  • Accessibility WCAG 2.1 AA
02 / Apps

Shopify Apps

Public and custom apps that solve real merchant problems.

  • Public App Store submissions
  • Theme app extensions
  • Shopify Functions & Flow
03 / Migrations

Platform Migrations

Move from Magento, WooCommerce, BigCommerce or Salesforce Commerce to Shopify.

  • From WooCommerce & BigCommerce
  • 301 redirect mapping & SEO continuity
  • Historical order & data migration
Who we are
Simon Davies, founder of MODE
Founder

Simon Davies.

Founder & Lead Developer

Simon has spent over a decade building commerce platforms for ambitious brands. Before founding MODE, he led development teams across many different platforms and tech stacks. Before deciding on Shopify.

He works hands-on with every client, from architecture through to launch, with a focus on performance, scalability, and code that holds up long after go-live.

  • Based London, UK
  • Experience 17+ years
  • Focus Shopify App Development
Get in Touch

Ready to talk about
your Shopify project?

Email us

[email protected] →