Magento Development Agency UK

Best Magento development agency serving UK businesses. Magento 2 builds, Adobe Commerce, upgrades, ERP integrations and ongoing technical support from Influxive.

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Magento Development Agency UK
Selected Magento Work

Magento Experience Built on Delivered Work

Looking for a Magento development agency in the UK that can show what it has delivered? Influxive works with UK retailers, manufacturers and B2B organisations on Magento 2 builds, upgrades, replatforming and wholesale portals. Our Magento developers bring wider engineering experience to every project, so Magento and Adobe Commerce development goes beyond the storefront: we connect your store with the ERP, inventory, finance and customer systems that keep the business running.
Heirloom Pashmina Magento Website Development
Heirloom Pashmina Magento Website Development
  • 30
  • 5
  • 15
  • Projects Delivered
  • Markets Served
  • Years on Magento
View Our Magento Portfolio
Magento agency for UK businesses

Who We Support Across the UK

As a Magento development agency serving UK businesses, we work with established retailers, manufacturers, wholesalers and international brands with complex catalogue, integration and B2B requirements. Many run large catalogues, multiple storefronts or complex B2B pricing. Others are stuck on an ageing Magento 2 version, still running Magento 1, or considering Adobe Commerce. Our Magento 2 developers support organisations across the UK, including London, Manchester, Birmingham, Leeds, Glasgow, Edinburgh, Bristol and Liverpool.
Large-catalogue retailers

Large-catalogue retailers

Large product ranges requiring effective filtering, search and catalogue management.

B2B manufacturers

B2B manufacturers

Company accounts, shared catalogues and negotiable quotes via Adobe Commerce B2B or extensions.

Multi-store brand groups

Multi-store brand groups

Multiple brands and regional storefronts within one Magento installation.

Companies with In-house Teams

Companies with In-house Teams

Specialist Magento support alongside your in-house developers, covering upgrades, complex modules and peak-season capacity.

Enterprises Organizations

Enterprises Organizations

Adobe Commerce platforms with multiple websites, strict security, governance controls and integrations across business systems.

B2B Wholesalers

B2B Wholesalers

Trade portals with account pricing, reordering, credit terms and ERP-connected stock via Adobe Commerce B2B.

Magento Platform Challenges

Magento Problems Limiting Commerce Growth

Magento is powerful but needs care. When pages slow down, upgrades are postponed and staff spend hours fixing orders or stock, growth stalls. These are common reasons UK businesses look for Magento consultancy and ongoing support, particularly when their setup depends on one developer or an agency that has moved on.

Slow Loading Pages That Loses Mobile Shoppers

Unoptimised themes, missing caching and heavy scripts make Magento feel sluggish on phones.

Postponed Upgrades and Missed Security Patches

Running an unsupported Magento version leaves the store exposed and makes every future upgrade harder.

Conflicting Third-Party Extensions

Overlapping extensions clash during upgrades, slow the store and increase licence and maintenance costs.

Out-of-Stock / Display Glitches

Staff re-key orders, stock levels and customer details between Magento and other business systems every day.

Poor Mobile & Responsive Layouts

Navigation, product layouts and checkout forms can become difficult to use on smaller screens when themes and extensions are poorly implemented.

Replatforming Projects Left Half-Finished

Missing order history, broken redirects and lost rankings after a move to or from Magento.

Hosting Costs That Keep Rising

Poorly configured servers cost more each year without making the store faster.

Checkout & Payment Failures

Failed payments, checkout errors and incompatible gateway modules prevent customers from completing orders.

Confusing Tax & Currency Rules

Flawed tax-rule configurations or localized setup errors can surprise customers with unexpected or incorrect totals at checkout.
Editions and services

Magento Development Services for UK Businesses

We develop Magento Open Source and Adobe Commerce stores. Edition selection depends on B2B requirements, content management, integrations, hosting preferences and licence budget. Our Magento development services cover Hyvä storefronts, custom modules, version upgrades, edition-specific B2B features and business-system integrations, delivered as single projects or one programme managed by an accountable team.
Layer 2

Commerce

The store, catalogue and checkout

Across England, Scotland, Wales and Northern Ireland

Supporting Magento Businesses Across UK Markets

We work remotely with organisations across the UK, and separately with businesses in the Crown Dependencies and Overseas Territories, which sit outside it.
Region 01 of 10

London and South East

Home to many of the UK’s largest retailers and brands, with demanding customers and international reach.
LondonLondon

London

London’s established retailers and luxury brands often run Magento across several storefronts, currencies and languages. We build and maintain Magento and Adobe Commerce platforms that handle high traffic, complex catalogues and international selling, with stock, pricing and orders kept consistent across every channel and warehouse.
  • Luxury and fashion
  • Multi-store
  • International selling
Also supporting
  • Reading
  • Oxford
  • Cambridge
  • Brighton
  • Southampton
All locations we support
  • London
  • Reading
  • Oxford
  • Cambridge
  • Brighton
  • Southampton
  • Manchester
  • Liverpool
  • Birmingham
  • Nottingham
  • Leicester
  • Coventry
  • Leeds
  • Sheffield
  • Newcastle
  • Bristol
  • Truro
  • Glasgow
  • Edinburgh
  • Cardiff
  • Swansea
  • Belfast
  • Derry / Londonderry
  • Lisburn
  • Bermuda
  • Hamilton
  • Gibraltar
  • Cayman Islands
  • Isle of Man
  • Jersey
  • Guernsey
Payment module compatibility

UK Payments, VAT and Magento Checkout

On Magento, payments live in modules, and every module must stay compatible with your Magento and PHP versions. Before an upgrade or a new gateway, we check that the Adyen, Stripe, Braintree, PayPal or Klarna module supports the target release, then test 3D Secure, refunds and partial captures end to end. Checkout is where Magento differs most. Whether you use the default checkout, Hyvä Checkout or a one-step extension, we customise fields, delivery options and B2B payment terms without breaking future upgrades. On multi-website installations, each website can carry its own currency, payment methods, VAT display and tax rules, so UK retail, trade and EU storefronts each show the right price.
This is implementation guidance, not tax or legal advice. Please confirm your VAT and consumer obligations with a qualified UK accountant or adviser.
  • Module and version compatibility
  • Gateway modules
  • 3D Secure testing
  • Hyvä Checkout
  • One-step checkout extensions
  • Refunds and captures
  • Per-website currencies
  • Tax rules per store
  • B2B payment on account
  • VAT display
Magento integration architecture

Magento Integration and Data Reconciliation

Magento integrations can combine APIs, scheduled jobs and message queues. We define data ownership, processing frequency, error handling and reconciliation around the systems involved, so problems are found early rather than by customers.

Magento

Cron schedules · Message queues · REST · GraphQL

ERP ⇄ Magento

Example: 15 minutes

Magento sends

  • Orders
  • B2B accounts
  • Returns

Magento receives

  • Source stock
  • Tier prices
  • Customer credit
Source of truth: Ownership agreed per data type
Common UK platforms: Dynamics 365 Business Central, NetSuite, Sage X3

How failures are handled

Failed records can be held in a queue with the reason attached, retried, then reported if unresolved. Logging, alerts and reconciliation help identify failed or missing transfers.
01

Ownership agreement

Ownership and conflict rules determine which system can update each field.
02

Queued processing

Queues buffer demand, with retries and monitoring for processing failures.
03

Failed records

Failed messages logged with the error, retried and escalated where needed.
04

Reconciliation

We propose scheduled checks comparing Magento orders, stock and totals with the ERP.
05

Runbooks

Step-by-step recovery guides your team can follow.
Magento delivery method

Auditing, Upgrading and Releasing Magento with Care

Magento projects succeed or fail on what sits underneath: custom code, extensions, version compatibility, indexing and caching. Our four phases deal with those first, before any redesign begins.
01Stages 1–3

Audit

Review the codebase, extensions, hosting and integrations before recommending any work.
01

Code and extension audit

Core overrides, extension quality and security patch status.
02

Version and compatibility check

Magento, PHP, OpenSearch and extension versions mapped.
03

Hosting and performance baseline

Cache hit rates, indexing times and real-user speed.
02Stages 4–5

Plan

Agree edition, upgrade path and architecture, with risks and running costs shown.
04Decision point

Upgrade path

Target version and extension replacements, approved by you.
05Sign-off

Edition and architecture choice

Open Source or Adobe Commerce, Luma or Hyvä.
Architecture Decisions

What we will not automatically recommend

Every recommendation comes with its reasoning and its cost of ownership.
  • Adobe Commerce licence fees when Magento meets your needs.
  • Headless or PWA front ends without a clear business case.
  • Custom modules where native Magento features or trusted extensions suffice.
  • Additional extensions that add licence costs and upgrade risk.
  • Replatforming when your current Magento store can be improved instead.
  • Core code changes that make future version upgrades harder.

If a smaller engagement solves the problem, that is the one we propose.

03Stages 6–9

Build

Develop on a copy of production, with automated tests on every change.
06

Modules and themes

Modules built on supported extension points, compatibility-tested.
07

Upgrade and regression testing

Checkout, B2B and integrations retested.
08

Indexing and cache tuning

Varnish, Redis and indexer schedules.
09

Data migration and reconciliation

Orders, customers and URLs checked.
04Stages 10–12

Deploy and maintain

Release through an agreed deployment and recovery plan.
10

Deployment planning

Pre-built assets; maintenance windows where required.
11

Post-release monitoring

Cron, queues, errors and cache watched.
12

Scheduled patching

Updates scheduled by compatibility and support requirements.
Support model and responsibilities

Our Clear Responsibilities for Your Magento Platform

Magento stays reliable when everyone knows who does what. Before work begins, we agree in writing who manages hosting, security patches, extension updates and out-of-hours incidents. Your team keeps control of business decisions, while our team handles the technical upkeep, with clear escalation paths.
During your project

Remote, but never out of reach

Weekly demonstration

Working software on a staging site, not slides.

Written status

Progress, risks and decisions needed, in one shared channel.

Issue escalation

A defined path beyond the delivery lead for urgent matters.

Staging parity

Production-like staging with sanitised data.

Documentation

Module map, deployment steps and hosting notes.

Release windows

Deployments scheduled for your quietest trading hours, with a tested rollback ready.
After launch

Clear Magento responsibilities

Magento needs regular care: security patches, extension updates, hosting upkeep and someone ready when an incident happens. We agree who owns each task, so responsibilities are explicit.

Hosting

  • Server, PHP and OpenSearch versions maintained
  • Backups tested and restore times agreed
  • Hosting provider contact and access managed

Patching

  • Security patches applied promptly
  • Extensions updated and compatibility checked
  • Unused extensions removed
  • Quarterly release review

Incidents

  • Monitoring for errors, queues and cron
  • Agreed response times by severity
  • Root-cause reports
  • Prevention added to backlog
What mattersWith Influxive
01

Audit-informed estimates

Code and extension findings inform the detailed scope and estimate.

02

Magento engineering depth

Custom modules, Hyvä themes, Adobe Commerce B2B and performance tuning.

03

Upgrade experience

Version upgrades planned around extension compatibility and regression testing.

04

Edition-neutral advice

Open Source or Adobe Commerce, recommended on need, with licence costs shown.

500+

Digital projects delivered

25+

Countries served

15+

Years of experience

Request a Magento Platform Review

Frequently Asked Questions

Everything you need to know before getting started.

Average response time

24 Hours

Project consultation

Free

Enterprise-ready

✓ Trusted Delivery

Cost depends on edition, catalogue size, integrations, B2B requirements and the condition of any existing code. Adobe Commerce also carries an annual licence fee, while Magento Open Source does not. Hosting, extensions and ongoing support are separate running costs. Rather than quoting a fixed figure, we review your requirements and current platform, then provide an itemised estimate, with code and extension findings informing the detailed scope.

Look for proven Magento 2 experience rather than general web development. Ask to see live Magento or Adobe Commerce stores the agency maintains, how it handles upgrades and security patches, and how releases are tested. Check who will work on your project, whether developers hold Adobe certifications, and who owns the code and accounts. A good agency explains trade-offs and running costs before recommending work.

Experienced Magento developers can be found through Adobe’s partner directory, specialist Magento agencies and independent freelancers. Location matters less than proven Magento 2 work, so check live stores and certifications. Influxive works with UK businesses remotely, with scheduled overlap during UK working hours.

Yes. We work with both Magento Open Source and Adobe Commerce. We recommend an edition based on your B2B requirements, content management needs, integrations, hosting preferences and licence budget, rather than defaulting to either.

Yes. Many Magento projects involve existing stores. We start with a code and extension audit, checking versions, customisations, security patch status and performance, then recommend whether to improve, upgrade or rebuild. Improving the current store is often the faster and lower-risk option.

Yes. Magento can connect with most ERP, CRM, inventory and accounting systems through APIs, scheduled jobs, message queues or established connectors. Before building, we agree which system owns each type of data, such as stock, prices, customers and orders, and how often it should sync. Each integration includes logging, error handling and alerts, with reconciliation checks to help identify failed or missing transfers.

It depends on scope and the condition of the existing platform. As a guide, focused improvements or minor version updates may take two to six weeks, and major upgrades often take six to twelve weeks. New builds and replatforming projects typically take three to nine months. Timelines depend on integrations, data migration, extension compatibility and how quickly decisions and content are ready.

Not necessarily. Magento expertise, reliable communication and a clear support process matter more than location. A remote team can handle UK VAT, payment methods and carriers if it has done so before. Influxive is based in India, four and a half to five and a half hours ahead, so UK mornings overlap with our working day.

Support is arranged as a monthly agreement based on your platform and responsibilities. It can include security patching, extension and version updates, hosting coordination, monitoring of errors, queues and scheduled jobs, incident response with agreed response times, and a planned backlog of improvements. We agree in writing which tasks we own and which stay with your team or hosting provider.

We start with a structured handover rather than immediate changes. First, we secure access to code repositories, hosting, admin accounts and third-party services, and confirm that backups work. We then audit the codebase, extensions, versions, integrations and deployment process, documenting risks such as core modifications, unsupported extensions or missing patches. Where possible, we speak with the previous agency to capture undocumented knowledge. You receive a written findings report and a prioritised plan, so urgent security and stability issues are addressed first, before any wider improvement or upgrade work begins.

Ready to Transform your Business

Let's Build

Bring Influxive your product goals, user needs, integration requirements, and current constraints. We will help you define the right approach and turn it into a controlled path to measurable value.

Start Your Digital Journey

If your organization depends on digital platforms for operations, communication, and compliance readiness, it is worth discussing how those systems are structured.

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