×ShShopify Plus Development Services
Shopify Plus development services build the custom features high-volume stores need, from checkout changes to B2B pricing and ERP integration. We work within Shopify's newer tools so your store stays upgradeable.
How we approach Shopify Plus development services
Brands move to Shopify Plus for checkout control, automation and scale, then find their stores held back by old code. Legacy checkout.liquid customisations need replacing with Checkout Extensibility, Scripts are giving way to Shopify Functions, and themes are bloated with app snippets left behind after uninstalls.
We audit the theme, apps and integrations, then plan work in order of business value. Typical projects include Online Store 2.0 theme builds, checkout UI extensions, discount and shipping Functions, Shopify Flow automation, B2B catalogues and price lists, multi-market setups and integrations with ERPs like SAP, Odoo or Tally through middleware. Work goes through staging and code review, with performance checks before release. You own the code, and it is documented for your team.
- Fast, accessible pages that pass Core Web Vitals
- A CMS your team can actually update
- SEO and tracking set up before launch, not after
Working with Nians
One strategist owns your plan and brings in the specialists it needs. You hear from us every week, and every piece of work starts with an audit.
Why a Shopify specialist matters
Our Shopify specialists work in the platform every day, so setup, integrations and optimisation follow current best practice.
Compatibility check
We confirm how Shopify fits your current stack before anything changes.
Integrations
Shopify connected to your analytics, CRM and commerce tools so data flows both ways.
Safe migration
Coming to Shopify from another tool? We plan the move so history, tracking and settings come with you.
What our Shopify Plus Development Services include
The usual building blocks. We drop what you don’t need and add what you do.
UX & information architecture
Structure that matches how customers actually buy.
Design system
Reusable components so every page stays on brand.
Development
Fast, accessible builds on the right CMS or platform.
Integrations
Payments, CRM, ERP, search and analytics connected.
Speed & SEO foundations
Core Web Vitals, schema and redirects done right.
Launch & maintenance
QA, go-live and ongoing care.
How we deliver
You see the plan before any work starts.
Scope
Pages, features, integrations and content agreed in writing.
UX & design
Wireframes first, then designs built from a component system.
Build
Development on the right CMS, reviewed every sprint.
Test & launch
Speed, SEO, forms and payments checked before go-live, with redirects in place.
Improve
After launch we watch real behaviour and fix what slows people down.
Platforms we use for this work
You may also be interested in
Case studies & resources
Real-world results and practical reading to help you plan your next step.
Client stories
How similar work has played out for other businesses.
Helpful resources
Guides, tools and articles our team recommends on this topic.
Questions we often hear
Straight answers to the things clients ask us most. If yours isn’t here, just ask.
When should a store upgrade to Shopify Plus?
What is Checkout Extensibility on Shopify Plus?
Which platform should our site be on?
Let’s plan your next stage of growth.
A free 30-minute session with a senior Nians strategist. You leave with a prioritised plan, whether or not you work with us.