Guide · Shopify Plus
What is Shopify Plus development? A complete 2026 guide.
Shopify Plus development is the design, building and migration of enterprise-grade Shopify stores for high-volume brands. It goes beyond standard themes to deliver custom checkout (Checkout Extensibility), server-side logic (Shopify Functions), headless storefronts, native B2B/wholesale, multi-store expansion, and deep ERP/CRM integrations. Most builds take 8–20 weeks, and the Shopify Plus platform licence starts at around $2,300/month.
Shopify vs Shopify Plus: what changes for developers
Standard Shopify locks the checkout and caps what you can automate. Shopify Plus opens the parts that matter to engineers: Checkout Extensibility and the custom checkout SDK replace the deprecated checkout.liquid; Shopify Functions let you run custom discount, shipping and payment logic server-side; API rate limits are far higher (so real-time ERP/CRM sync is practical); you get up to 9 expansion stores, native B2B, GraphQL Admin API access, and a proper dev-store / GitHub workflow. In short, Plus is where custom enterprise engineering becomes possible without fighting the platform.
Core Shopify Plus development capabilities
Checkout Extensibility
Upgrade-safe custom checkout — UI components, validation, and pre/post-purchase upsells that replace the old checkout.liquid and survive every Shopify update.
Shopify Functions
Server-side discount, payment and delivery logic that runs at checkout speed, without stacking slow third-party apps.
Headless commerce
Hydrogen/Oxygen or Next.js front-ends decoupled from the Shopify backend for sub-second loads and full design freedom.
Native B2B & wholesale
Company accounts, custom price lists, volume pricing and net payment terms — run B2C and B2B from one backend.
Shopify Flow & Launchpad
Automate inventory rules, tagging, fraud holds and loyalty, and schedule timed launches and sales.
Expansion stores
Up to 9 stores to localise currency, language and catalogue across regions, managed from one Organization Admin.
ERP / CRM / 3PL integrations
Real-time sync with NetSuite, SAP, Salesforce or Microsoft Dynamics — practical at volume thanks to Plus’s higher API limits.
How long does a Shopify Plus build take?
Most Shopify Plus builds take 8 to 20 weeks. What drives the range is custom checkout work, the number and depth of integrations, how much data has to be migrated, and design scope.
How much does Shopify Plus development cost?
There are two costs to separate. The Shopify Plus platform licence is billed by Shopify and starts at around $2,300/month. The development cost depends entirely on scope — custom checkout, B2B, headless and the number of integrations all move the number. Because of that, beware anyone quoting a flat price sight-unseen: a reputable partner scopes the work and gives you a fixed, itemised quote with milestones before development begins.
Signs you’re ready for Shopify Plus
- You’re doing roughly $1M+ a year and hitting checkout or theme limits you can’t customise.
- You need a real B2B / wholesale channel — company accounts, price lists, net terms.
- You’re expanding into new countries, currencies or languages.
- You want native automation (Shopify Flow) instead of stacking paid apps.
- You’re migrating off Magento, BigCommerce or WooCommerce and can’t lose SEO or data.
How to choose a Shopify Plus development partner
- Certified Shopify Plus Partner status you can verify in the Shopify Partner Directory.
- In-house development and design — not handed off to subcontractors after the sale.
- GitHub version control and a safe checkout-migration process off checkout.liquid.
- A migration / data-preservation track record that protects your SEO and revenue.
- Named case studies with real metrics, plus ongoing retainer support after launch.
PRP Webs checks every one of these — a Shopify Partner with 12+ years and 100+ stores delivered, in-house design and development, GitHub workflow, a clean migration record, and named case studies. See how we work on our Shopify Plus development services page.
Frequently asked questions
What is Shopify Plus development?
Shopify Plus development is the design, building and migration of enterprise-grade Shopify stores for high-volume brands. It covers custom checkout (Checkout Extensibility), server-side logic with Shopify Functions, headless storefronts, native B2B/wholesale, multi-store expansion, and ERP/CRM integrations.
What does Shopify Plus include?
Shopify Plus includes up to 9 expansion stores, Checkout Extensibility, Shopify Flow and Launchpad automation, native B2B with custom price lists, higher API rate limits, unlimited staff accounts, and priority support. Plans start at around $2,300/month.
How long does a Shopify Plus build take?
Most Shopify Plus builds take 8 to 20 weeks. A standard DTC storefront with integrations runs 10–12 weeks; a migration with complex B2B logic and ERP integrations runs 16–20 weeks.
How much does Shopify Plus development cost?
The Shopify Plus platform licence starts at around $2,300/month, billed by Shopify. Project cost depends on scope — custom checkout, B2B, headless and integrations all move the number — so a reputable partner gives you a fixed, itemised quote before development begins rather than a vague range.
Is Shopify Plus worth it?
Shopify Plus is worth it once a brand outgrows standard Shopify — typically past roughly $1M a year — and needs custom checkout, B2B, automation or multi-store expansion. Below that, the standard plan is usually enough.
Why hire a Certified Shopify Plus Partner?
A Certified Shopify Plus Partner handles platform-specific work generalists miss — version control via GitHub, safe checkout migration off checkout.liquid, and full data preservation during replatforming — which protects your SEO and revenue during the build.