Ecomm Wizards
Shopify Development Agency

Shopify Development Agency That Builds Stores Designed to Convert

Your store is the most important sales channel your business has. We build it right. Custom Shopify theme development, Shopify Plus builds, platform migrations, and every piece of Shopify web development your business actually needs. We have delivered 100+ stores, all on a fixed price, with a go-live date confirmed before we write a single line of code.

100+Stores Built
$150M+Client GMV
95%+Rankings Retained
60 DaysSupport Included
Book a Free Discovery CallSee Our Work
Shopify PartnerShopify Partner. 100+ stores built exclusively on Shopify.
Shopify development agency building a custom Shopify store

100+ Shopify Stores Built. Here's Who Trusts Us.

We build exclusively on Shopify. Every project is built and launched in-house by developers who work on Shopify full-time and nothing else.

Understanding the Service

What Is Shopify Development and Who Needs It?

Shopify development is the work of building, customising, and extending your store beyond what the platform gives you out of the box. Every Shopify store starts with a theme. The brands that consistently outperform their competitors are not running a downloaded template. They invested in custom Shopify development that makes their store work the way their business works.

A Shopify development agency builds the features no app covers: custom checkout flows, product configurators, trade pricing, and integrations built to your exact spec. It creates a storefront that reflects your brand precisely, not a modified version of a theme 10,000 other stores run. As your business scales with more SKUs, more markets, and more operational complexity, your store scales with it.

Shopify development is not about using Shopify. It is about using Shopify to its full capability: the APIs, the platform architecture, and the custom code layer that separates a store that converts from one that just exists.

You need a Shopify development agency if:

Your store has traffic but your conversion rate does not reflect it

You need custom Shopify development work that apps cannot deliver: configurators, trade pricing, custom checkout flows

You are on WooCommerce, Magento, or BigCommerce and want to migrate to Shopify without losing SEO rankings or order data

You are already on Shopify but your current theme is limiting your brand and your conversion rate

You need a Shopify development company that works exclusively on Shopify, not one juggling ten platforms at once

6 Development Problems We Find on Almost Every Store We Audit

If your store was not built properly, it is costing you revenue every day. We find at least three of these on every store we audit.

Slow Theme Dragging Down Your Conversion Rate

Your theme carries unused app scripts and unoptimised assets that slow every page load. Every extra second costs you conversion. An LCP above 2.5 seconds means buyers leave before they see your first product image.

What this costs you: At $2M GMV, a 0.5% conversion lift from speed work alone is worth $50,000 in annual revenue. Most stores leave it on the table.

A Template That Makes Your Store Look Like Every Competitor

If your store runs a theme from the Shopify theme store, thousands of other stores share the same layout, sections, and structure. Brand differentiation is impossible when your foundation is shared.

What this costs you: Visitors form brand trust in the first 50ms. A generic template signals a generic brand. Premium perception requires a custom-built storefront.

Features Your Business Needs That No Shopify App Covers

Custom product configurators, trade pricing, bundle builders, custom checkout flows: these cannot be delivered by installing an app. If your product or business model has any complexity, you need custom Shopify development.

What this costs you: Every workaround app adds to your monthly SaaS bill, slows your store, and introduces a dependency on a vendor you do not control.

Migration Risk: Downtime, SEO Loss, and Broken Data

Moving from WooCommerce, Magento, or BigCommerce without a structured plan means downtime, lost search rankings, broken redirects, and corrupted order history. Most agencies underestimate the complexity.

What this costs you: A poorly executed migration can cost more in lost organic traffic than the entire migration project cost. Stores lose 40-60% of organic rankings from broken redirects alone.

App Bloat Killing Load Time and Monthly Cost

The average Shopify store installs 6-12 apps over its lifetime. Each one adds scripts to every page load. Overlapping and unused apps are one of the leading causes of Core Web Vitals failures.

What this costs you: Each installed app averages $30-$60 per month. Ten apps costs $3,600-$7,200 annually. Most stores run several that deliver no measurable impact.

No Reliable Development Partner for Post-Launch Work

Your store launched, the agency moved on, and now every change requires finding a freelancer, briefing them from scratch, and hoping they understand your Shopify setup. The cost accumulates quietly.

What this costs you: Merchants without a retained development partner spend an average of 3x more on ad hoc fixes than those with an ongoing Shopify development agency relationship, and see less improvement per pound spent.
Development Services

Every Shopify Development Service Your Store Needs

From custom Shopify theme development and Shopify Plus builds to platform migrations and performance work. We cover every Shopify web development need your store has. All in-house. All fixed price.

Book a Free Discovery Call

Every page of your store designed and built from scratch to your brand guidelines. Custom Liquid components, section schema, metafield architecture, and mobile-first build. This is what custom Shopify development actually means: no template constraints, no workaround CSS, no design decisions inherited from a theme vendor. Your store will not look like any other store.

Shopify Plus gives you checkout extensibility, Shopify Functions, multi-store management via the Organisation Admin, and automation through Shopify Flow. As a Shopify Plus development agency, we build on every Plus-exclusive feature: custom checkout UI extensions, B2B wholesale channels, Markets for multi-currency and multi-region, and Launchpad for campaign automation. The right build for stores doing serious volume.

Migrate from WooCommerce, Magento, BigCommerce, Salesforce Commerce Cloud, or any custom platform to Shopify. Full product, customer, and order history migration. 301 redirect mapping for every URL. SEO preservation is treated as the primary goal throughout the project, not an afterthought. Zero downtime cut-over. We have migrated stores with 500,000+ SKUs and retained 95%+ of organic search rankings through the transition.

Custom Shopify apps, private apps, and Shopify Functions-powered features built to your exact specification. Product configurators, bundle builders, loyalty mechanics, subscription flows, B2B quote tools, and custom admin panels. If it can be built on Shopify, we can build it. If it cannot, we use Shopify's API and webhooks to make it happen.

Upgrade from legacy Shopify themes to Online Store 2.0 architecture. Sections everywhere, app blocks, metafield-driven content, and JSON templates that give your team full editorial control without developer involvement. We migrate existing content, rebuild custom sections as native 2.0 blocks, and preserve every customisation during the transition.

Dedicated B2B storefronts on Shopify Plus with trade-only pricing, company account management, net payment terms, purchase order checkout, and rep portal access. Custom wholesale catalogues, tiered pricing by account tier, and quantity break pricing. Built on Shopify's native B2B features or custom middleware depending on your complexity.

Decouple your Shopify storefront from the Liquid layer using Next.js or Shopify Hydrogen. Full creative freedom over the frontend while keeping Shopify as your commerce engine. Server-side rendering, sub-100ms TTFB, and complete control over the user experience. This is advanced Shopify web development for brands where performance and design precision are non-negotiable.

LCP under 2.5 seconds, CLS zero, FID under 100ms. We audit, diagnose, and fix Core Web Vitals failures: image optimisation, lazy loading, script deferral, app script consolidation, CDN configuration, and Liquid render performance. Speed audits delivered as a written report with prioritised fixes. Most stores see measurable Core Web Vitals improvement within two weeks.

From Brief to a Live Shopify Store in 6 Weeks

Five phases. One defined scope. Most Shopify development projects are live within six weeks of kickoff.

01.

Discovery & Scope

We map your requirements, document your existing stack, and define the full scope in writing. You receive a Scope of Work document before a single line of code is written. No ambiguity. No scope creep.

02.

Design & Wireframes

Wireframes and high-fidelity designs built against your brand guidelines in Figma. Every page, every state, every responsive breakpoint. You approve the design before development begins.

03.

Development & Build

Custom Liquid development, component architecture, metafield configuration, and third-party integrations. Weekly progress updates. Builds go into a staging environment for your review at each milestone.

04.

QA & Testing

End-to-end testing across devices, browsers, and edge cases. Performance testing against Core Web Vitals benchmarks. Accessibility checks. We do not hand over a build that has not been stress-tested.

05.

Launch & Handover

Controlled go-live with rollback plan in place. Full documentation of every custom component, metafield schema, and integration. Code transferred to your repository. 60-day support window begins from launch day.

Why a Shopify Development Agency Outperforms Templates and Freelancers

Most brands try to save money with a theme or a cheap freelancer. Here is what that decision costs over time.

✓ Custom Development by Ecomm Wizards
  • Pixel-perfect brand execution. Built to your design, not a template's constraints.
  • You own 100% of the code. No vendor lock-in. No recurring licence fees.
  • Built directly on Shopify APIs. No fragile app dependencies.
  • Architecture designed to scale with your GMV, not against it.
  • Full documentation and code handover at project completion.
  • 60 days post-launch support and monitoring included in every project.
✕ Template Themes & Generic Freelancers
  • Template themes run on thousands of other stores. Your brand looks like everyone else.
  • Every customisation is a CSS patch on top of a CSS patch. Technical debt compounds.
  • No code ownership. If the theme vendor drops support, you start from scratch.
  • Breaks on every major Shopify update. Someone has to fix it every time.
  • Most freelancers go live without cross-device testing or QA process.
  • Support ends at handover. No monitoring, no post-launch incident response.
Book a Free Discovery Call

Industries We Build Shopify Stores For

Every sector has different development requirements. Here are the industries we build for most, and what we specialise in for each.

Fashion & Apparel

Custom size guides, lookbooks, visual PDPs, and wholesale trade channels.

Beauty & Skincare

Shade finders, product bundling, subscriptions, and loyalty programme builds.

Health & Wellness

Subscription models, compliance-aware copy blocks, B2B pharmacy portals.

Food & Beverage

Subscription boxes, delivery scheduling logic, perishables and gifting flows.

B2B & Wholesale

Trade portals, net-terms checkout, tiered pricing, and rep account logins.

Electronics & Tech

Complex variant matrices, comparison tools, and warranty management workflows.

Sports & Fitness

Equipment configurators, club and team bulk ordering, and B2B sports trade.

Home & Lifestyle

Swatch selectors, AR product tools, interior design integrations, and trade accounts.

Not on this list? We build for all sectors. The platform is always Shopify.

Shopify vs WooCommerce vs BigCommerce

We build exclusively on Shopify. Here is why, and where Shopify genuinely wins over the alternatives.

WooCommerce

Self-Hosted

Hosting & Security

Self-hosted. You manage servers, security patches, and SSL renewals.

Checkout Flexibility

Plugin-dependent. Every customisation adds technical debt and risk.

App Ecosystem

59,000+ plugins. Quality varies wildly. Many are abandoned or unmaintained.

Cost of Ownership

Free platform. Hosting, plugins, security, and dev time accumulate fast.

Scalability

Requires expensive server upgrades as traffic grows. Frequent downtime.

Support

Community forums only. No official support channel or SLA.

BigCommerce

Hosted

Hosting & Security

Hosted with SSL included. Less mature than Shopify infrastructure.

Checkout Flexibility

Limited customisation. No equivalent to Shopify Functions.

App Ecosystem

Smaller marketplace. Fewer specialist tools for DTC and Plus brands.

Cost of Ownership

Similar to Shopify but transaction fees apply with most payment providers.

Scalability

Handles growth but lacks Shopify Plus enterprise features at scale.

Support

Business hours support. Smaller developer network and community.

We build exclusively on Shopify because it outperforms on the metrics that grow revenue.

Why Brands Choose Ecomm Wizards as Their
Shopify Development Agency

We have built 100+ live Shopify stores. Here is what separates a properly built Shopify store from one that was pieced together with themes and workarounds:

Shopify-Only Developers

We work exclusively on Shopify. Not Shopify alongside WooCommerce or Magento. Every developer knows Shopify's API surface, Liquid, Shopify Functions, and the Storefront API in depth. When you hire a Shopify developer through us, you get someone who works on Shopify full-time and nothing else.

Fixed Price, Confirmed on Day 1

We define the full project before development starts. Your cost is agreed in writing before a line of code is written. No hourly billing. No surprise invoices. No extra charges at final delivery. You know the full number on Day 1 and it does not change.

You Own Every Line of Code

Full code transfer and documentation at project completion. Every component, every metafield schema, and every integration lives in your repositories and accounts. No proprietary systems. No recurring licence fees. If you stop working with us, your store keeps running exactly as we built it.

100+ Live Shopify Stores Built

We have built, migrated, and launched over 100 Shopify stores. DTC brands, Shopify Plus merchants, B2B distributors, and global retailers. Every project adds to a body of pattern knowledge most developers never build up. The edge cases that catch other agencies are ones we solved years ago.

60 Days Post-Launch Support

Go-live is not the finish line. We monitor every build for 60 days post-launch and respond to any incident within hours. If a bug, a performance issue, or a broken integration comes up after launch, we fix it. You are not on your own the morning after launch.

Shopify Plus Certified Partners

We are Shopify Partners with hands-on experience on Shopify Plus, Shopify Functions, Shopify Flow, and the full enterprise feature set. Every Shopify platform update that could affect your store, we test it and document it before your next project goes live. Your store is never caught off guard.

Every store we build is documented, tested, and handed over completely. A Shopify development company that knows the platform deeply catches edge cases before go-live, not after. We know the API surface, the data model, and the architecture well enough to know exactly where things break.

Book a Free Discovery Call

Real Shopify Development Projects. Measurable Results.

Not projections. Real numbers from stores where proper development work produced documented, measurable improvements in conversion and revenue.

Apps we used:

A high-performance Shopify Plus store developed and scaled for BARK

View Case Study

“Their immense knowledge of Shopify Plus and exceptional communication skills, accompanied by a can-do attitude, made Ecomm Wizards a fantastic partner.”

Nari Sitaraman
Nari Sitaraman
Chief Technology Officer
Apps we used:

A Shopify Plus rebuild that delivered +152% conversion rate for Everlast

View Case Study

“We needed a store that could handle serious athletes, casual fitness buyers, and trade accounts in one place. Ecomm Wizards built exactly that. The conversion numbers and trade portal revenue both exceeded what we projected.”

Daniel Summerson
Daniel Summerson
Managing Director, Everlast Gyms
Apps we used:

A Shopify Plus redesign that delivered +89% online revenue for Dryrobe

View Case Study

“The new store finally communicates who we are. The Size Finder fixed the returns problem we had been struggling with for years. Revenue growth followed from getting those fundamentals right.”

Gideon Bright
Gideon Bright
Head of Ecommerce, Dryrobe

Shopify Development Agency FAQs

  • Custom Shopify development cost depends on what you need built. A custom theme build typically starts from £8,000 to £15,000. Shopify Plus builds with custom features, B2B functionality, or complex integrations typically run £15,000 to £40,000. Platform migrations from WooCommerce or Magento with full data migration and SEO preservation start from £12,000. Every project is fixed price before development begins. No hourly billing. No invoices you did not see coming.

  • Most Shopify store development projects are live within six weeks of kickoff. A custom theme build typically takes four to six weeks. Shopify Plus projects with custom app development or complex integrations run six to ten weeks. Platform migrations with large product catalogues typically take six to eight weeks. We agree the exact go-live date before development starts. You know the launch date on Day 1. There are no timeline surprises.

  • Yes. Our Shopify Plus development work covers checkout extensibility, Shopify Functions, multi-store management, B2B wholesale channels, and Shopify Markets for multi-currency and multi-region. We advise on whether Plus is right for your business at the outset. We do not recommend it unless the feature set genuinely applies to your volume and operational requirements.

  • Yes. As a Shopify development agency that has handled large-scale migrations, we move stores from WooCommerce, Magento, BigCommerce, Salesforce Commerce Cloud, Prestashop, and custom-built platforms. Full product, customer, and order history migration. 301 redirect mapping for every URL. SEO preservation is treated as the primary goal throughout. Zero downtime cut-over. When the redirect mapping is done properly, 95%+ of organic search rankings come through the migration intact.

  • A Shopify theme is a pre-built template from the Shopify Theme Store or a third-party marketplace. Thousands of stores run the same theme with minor CSS tweaks. Custom Shopify development means your storefront is built from scratch with every component designed and coded to your brand and business requirements. Custom development gives you code you own, features that do not exist in any theme, and a store that does not look like your competitors. The difference is not cosmetic. It affects conversion, performance, and how well your store scales as your business grows.

  • Yes. Every line of code, every Liquid component, every metafield schema, and every configuration is yours at project completion. We deliver full documentation alongside the code. There is no proprietary system. Any Shopify development company or in-house developer can take the codebase and maintain it. If you stop working with us, your store runs exactly as we built it.

  • Every project includes a 60-day post-launch support window as standard. Any incident during those 60 days is handled by us at no additional cost. After the 60-day window, we offer ongoing support retainers for stores that want a retained Shopify development agency rather than relying on ad hoc freelancers. We also take on support and maintenance work on a project basis.

  • Yes. Custom Shopify development built on the Admin API, Storefront API, Shopify Functions, and webhooks can replicate almost any functionality. Custom product configurators, trade pricing engines, loyalty mechanics, subscription flows, B2B quote tools, and custom admin panels are all features we have built from scratch. If a feature can be described clearly, it can be built.

  • SEO preservation starts with a full URL audit before a single redirect is written. We map every existing URL to its Shopify equivalent, generate the full 301 redirect file, and test every redirect in staging before go-live. We preserve canonical tags, structured data, meta descriptions, and heading structure through the migration. Google Search Console is monitored for crawl errors in the 30 days post-launch and any issues are fixed immediately. Most migrations handled by our Shopify development agency retain 90-95%+ of organic search rankings.

  • The first step is a free Discovery Call. We spend 30 minutes on your current store, your goals, and what you need built. From there we produce a written Scope of Work with the full cost and timeline, usually within 48 hours. Most clients move from the Discovery Call to a signed project within one week. From sign-off to go-live, most Shopify development projects complete within six weeks.

We've scaled 700+ stores. Let's see what's holding yours back.

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