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Headless Ecommerce Agency
Decouple Your Storefront for Speed, Flexibility and Control
Headless eCommerce - Speed, Flexibility & Design Freedom.
15+ YEARS IN BUSINESS
REVIEWED ON Clutch ★★★★★
500 + PROJECTS DELIVERED
Your Commerce Engine. Your Front-End. Decoupled and Optimised.
Headless eCommerce Agency Birmingham
Traditional eCommerce Platforms Are Holding You Back
Traditional eCommerce platforms tie your storefront design to your commerce engine. Every product page, category layout and checkout flow is constrained by the platform's themes and templates. You can customise within limits, but those limits hit hard when you want sub-second page loads, bespoke user experiences, multi-channel selling or progressive web app functionality. Headless eCommerce removes those constraints by decoupling the front-end presentation layer from the back-end commerce functionality. Your commerce engine handles products, inventory, pricing and orders through APIs. Your front-end, built with modern frameworks like React development services or Next.js development services, handles the user experience with complete design freedom and exceptional performance.
As a Birmingham-based headless eCommerce agency working with clients across the UK and internationally, we build headless storefronts on top of Shopify, WooCommerce, BigCommerce, Medusa and custom commerce APIs. Our development team handles the full stack: API-first commerce architecture, front-end framework development, CMS integration for content management, and connection to payment gateways, shipping providers and ERP systems. Headless isn't right for every business, but for brands that need speed, flexibility and multi-channel capability, it's a transformational shift from the limitations of traditional monolithic platforms.
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STRATEGY WITHOUT EXECUTION IS JUST NOISE
01Your next headless store
It starts
with you.
We understand your customers, what you offer and what you want your website to achieve.
BRIEFYour next headless store
↓ Keep scrolling. You’re in control.
How your website comes together
- Discover - We understand your customers, what you offer and what you want your website to achieve.
Your next headless store
- Plan - We organise your pages and content so visitors can understand your offer and find their next step.
- Design - Your identity takes shape through typography, colour and imagery, with clear calls to action throughout.
- Develop - We build the components and interactions that make your design work across desktop and mobile.
A headless commerce experience
- Optimise - We refine your content, headings, metadata and internal links to make each page clearer for people and search engines.
- Test - We check layouts, links and forms across screen sizes, including how people use the website with a keyboard.
- Launch - Your website goes live with the content, design and on-page foundations working together.
Manage headless commerce and content independently
- Grow - We use search and visitor data to guide ongoing improvements, helping more relevant people find your business and take action.
What headless eCommerce development involves
Headless eCommerce is an architectural approach, not a platform. We assemble the best tools for your specific requirements.
- Commerce engine selectionChoosing the right back-end for your products, pricing complexity and order workflows. Shopify Storefront API, WooCommerce with WPGraphQL, BigCommerce, Medusa or fully custom commerce APIs.
- Front-end framework developmentBuilding your storefront in React, Next.js, Astro or another modern framework. Server-side rendering and static generation deliver sub-second page loads that monolithic platforms can't match.
- CMS integrationContent management through headless CMS platforms like Contentful, Sanity, Strapi or Storyblok. Marketing teams edit content independently without touching the codebase.
- API orchestrationConnecting commerce, content, search, payments, shipping and analytics APIs into a cohesive system. GraphQL or REST APIs feed data to the front-end from multiple back-end services.
- Payment and checkoutIntegrating Stripe, PayPal, Klarna and other payment providers through API-first payment flows. Custom checkout experiences that reduce abandonment.
- Multi-channel deploymentA single commerce back-end serving web, mobile app, kiosk, social commerce and marketplace channels through the same APIs. Products, pricing and inventory managed once.
TECHNOLOGIES & PLATFORMS
eCommerce Development
Performance advantages of headless architecture
The most immediate benefit of headless is speed. Traditional platforms load entire page templates, including theme files, plugin scripts and database queries, for every page request. Headless storefronts built with modern frameworks use static generation and server-side rendering to deliver pages in under one second. For eCommerce, faster pages mean higher conversion rates. Portent research found that sites loading in one second convert three times better than sites loading in five seconds, and every additional second of load time reduces conversions by 4.42% in the first five seconds.
Beyond speed, headless architecture gives you complete control over the front-end experience. No theme constraints. No plugin conflicts. No CSS overrides fighting against platform defaults. Your designers can create exactly the experience they envisage, and your developers can build it without workarounds. The composable nature of headless also means each service, commerce, content, search, personalisation, can be upgraded or replaced independently. If a better search provider emerges, you swap the search API without rebuilding your entire site. This architectural flexibility extends the useful life of your platform and reduces the frequency of expensive full rebuilds.
Sectors
We've Engineered Growth
Across Every Sector.
From bootstrap to boardroom, we've seen it all. And we make growth inevitable.
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Engineering & Industrial
Specialised digital for engineering firms, manufacturing, and heavy industry.
IT & Technology
SEO, web design, and marketing for SaaS, IT services, and tech companies.
Healthcare & Medical
GDPR-compliant websites and patient-focused marketing for healthcare providers.
Financial Services
Trusted web design and marketing services for financial advisors and firms.
Manufacturing
Driving leads and visibility for UK manufacturers with targeted digital strategies.
Education & Schools
Engaging websites and visibility for schools, universities, and education providers.
Home & Garden
Beautiful eCommerce and brochure websites for home, garden, and lifestyle brands.
Food & Beverage
Appetising websites and online marketing for restaurants, food brands, and hospitality.
Logistics & Transport
High-performance websites for logistics, haulage, and transport companies across the UK.
B2B & Professional Services
Websites and marketing services for consultancies, legal firms, and service providers.
SELECTED ECOMMERCE WORK
Clients First.
Always.
We work smartly and ethically to provide intelligent and cost-effective solutions that maximise your ROI and fuel business growth.
Reviews & Testimonials
See What Our Customers Say
Operating for over a decade, Opace has strived for complete customer satisfaction,
rated 4.92/5 for Web Design & Development based on 62 customer reviews.
Local, National & Global Brands
Organisations We've Worked With
SOME OF OUR AGENCY CERTIFICATIONS
Award Winning Digital Agency
We make sure our digital marketers and specialists are always up to speed. From Google to HubSpot and Semrush, we've completed many of the major certifications available.
HEADLESS ECOMMERCE UK
Why Our Headless eCommerce Builds Excel
Headless is an architecture, not a product. The quality of the build depends entirely on the team implementing it. A poorly architected headless store can be slower, harder to maintain and more expensive than the monolithic platform it replaced.
Our team builds headless storefronts that deliver on the promise: speed, flexibility and scalability, without the maintenance headaches that plague poorly implemented projects.
01
Full-stack capability
We handle commerce API configuration, front-end framework development, CMS integration, payment setup and third-party connections. One team for the entire stack.
02
Performance-obsessed builds
Sub-second page loads through server-side rendering, static generation, image optimisation and efficient API orchestration. Speed is the primary headless advantage and we maximise it.
03
SEO integrated from day one
Our SEO team works alongside developers throughout the build. Server-rendered pages, proper meta tags, schema markup and URL architecture are built in, not bolted on.
04
Honest assessment
We'll tell you if headless isn't right for your business. If a well-configured Shopify or WooCommerce store achieves your goals at lower cost, we'll recommend that instead.
05
Composable architecture
We assemble best-of-breed services for commerce, content, search and personalisation. Each component can be upgraded independently as better tools emerge.
06
Ongoing partnership
Headless sites need ongoing development support. We provide maintenance, monitoring and monthly development allocations for continuous improvement.
Why Choose Opace for Headless eCommerce?
Looking for a headless eCommerce agency that builds for performance, not just novelty? Here's how we approach it.
01 How do you ensure headless sites are fast?
We use server-side rendering and static generation for page delivery, optimise GraphQL queries to minimise API calls, implement edge caching and lazy-load non-critical content. Every millisecond matters for eCommerce conversion.
02 Can you migrate our existing store to headless?
Yes. We migrate product data, customer accounts, order history and content to the new architecture. Our site migration team handles URL redirects and SEO preservation throughout.
03 What front-end frameworks do you use?
Next.js development services is our primary choice for eCommerce headless builds due to its server-side rendering, image optimisation and API routing capabilities. We also work with Astro and React development services for specific requirements.
04 How do you handle checkout in headless?
Checkout can run through the commerce platform's hosted checkout (Shopify Checkout, for example) or through fully custom checkout flows using payment APIs. We recommend the approach that balances conversion optimisation with PCI compliance requirements.
05 What about analytics and tracking?
We implement server-side tracking, GA4 eCommerce events and conversion tracking that works with headless architecture. Client-side tracking alone misses data; our approach captures the complete picture.
06 How quickly can you start a headless project?
After an initial consultation and scoping phase (1-2 weeks), development typically starts within 2-3 weeks. We provide a detailed project timeline and milestone plan at the proposal stage.
How much does headless eCommerce development cost?
Headless builds typically range from £20,000-£80,000+ depending on catalogue size, design complexity, integrations and channel requirements. It's a higher upfront investment than template-based platforms but delivers superior performance, flexibility and long-term value.
Which commerce platforms work best as a headless back-end?
Shopify Storefront API is the most popular for its ecosystem and reliability. BigCommerce offers strong B2B features. Medusa and Saleor are open-source alternatives with no transaction fees. We recommend based on your catalogue complexity, pricing requirements and budget. For further guidance, see Shopify.
Will our merchandising team be able to manage products without developer help?
Yes. We integrate headless CMS platforms like Contentful, Sanity or Storyblok that give marketing teams full content control through visual editors. Content management is separate from code and doesn't require developer involvement for routine updates.
Can we keep our current Shopify or Magento setup and just replace the front-end?
Headless can significantly improve SEO through faster page loads (Core Web Vitals), server-side rendering (googlebot compatibility) and complete control over meta tags, schema markup and URL structure. Our SEO services works alongside development from day one.
Which frontend frameworks do you recommend for eCommerce performance?
In many cases, yes. If you're on Shopify or WooCommerce, we can build a headless front-end on top of your existing commerce back-end using their APIs. Your products, orders and inventory management stay where they are.
How long does a typical headless eCommerce build take?
Typical headless eCommerce projects take 10-16 weeks depending on scope. This includes commerce API setup, front-end development, CMS integration, payment and shipping connections and thorough testing.
Who handles ongoing maintenance and updates?
Headless sites require ongoing development support for feature additions, API updates and security patches. We offer maintenance packages that include monitoring, updates and a monthly development allocation for enhancements.
Can headless architecture support B2B eCommerce workflows and trade pricing?
Yes. Headless architecture is particularly strong for B2B eCommerce because it allows custom pricing engines, account-based experiences and complex ordering workflows that monolithic platforms struggle with.
What is the difference between headless and composable commerce?
Headless decouples front-end from back-end. Composable commerce takes this further by assembling best-of-breed services for each function: commerce, content, search, personalisation, payments. Headless is a subset of composable architecture. For further guidance, see Shopify.
How do you ensure a headless storefront converts as well as a traditional one?
Yes. Our Birmingham-based headless development team works with clients across the UK and internationally. All projects run remote-first. For further guidance, see Core Web Vitals.
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