Top B2B eCommerce Development Companies & B2B eCommerce Developers in UK

Are you searching for a B2B ecommerce development agency in the UK? We can help you with payment and finance options. If so, SelectedFirms is available for you. Our researchers have done organic research and curated the list of the UK's best B2B ecommerce development companies. They evaluate the companies before onboarding them by verifying them using different criteria. Checking authenticity and feedback from the clients has been necessary before listing them. Thus, find the best one that can provide quality work within your budget.
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4.9 out of 5, based on 170 real reviews.
Rankings updated: Feb 03, 2026

List of Top B2B eCommerce Development Companies in UK | Best B2B eCommerce Developers

Certain agencies may be featured through sponsored placements. Rankings and SF Scores remain unbiased and are based solely on our evaluation methodology.

57 Companies

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22

SF Score

SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. Learn more

22

SF Score

SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. Learn more

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Services Provided
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Expertise Distribution (%)
  • 50% Ecommerce Development

  • 50% Digital Marketing

Bespoke Web Design & Development in Cardiff

Based in Cardiff, Barry, South Wales, Designer Websites is a group of ASP.Net developers with extensive training as software engineers and Microsoft certified specialists. We specialize in web-based development for companies of all sizes. We have focused on creating e-commerce websites, custom content-managed websites, intranets, search engine optimization, and business process management solutions since the beginning of 2006.

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Inside Service Listing

< $25/hr

Hourly Rate
Inside Service Listing

$1,000+

Min. Budget Size
Inside Service Listing

10 - 49

Team size
Inside Service Listing

UK

Location

22

SF Score

SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. Learn more

22

SF Score

SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. Learn more

View Profile Visit Website
Services Provided
info
Expertise Distribution (%)
  • 50% Ecommerce Development

  • 50% Web Development

Best IT company in United Kingdom - i4 Acmmosmedia

Our team offers easy-to-follow strategies for businesses to showcase their online presence. We provide creative and top-edge technology services, including web development, app development, e-commerce websites, and digital marketing. Our goal is to help others excel with strategic planning and trending technologies.

View i4 Acmmosmedia Profile
Inside Service Listing

N/A

Hourly Rate
Inside Service Listing

$1,000+

Min. Budget Size
Inside Service Listing

10 - 49

Team size
Inside Service Listing

UK

Location

Featured Agencies

20

SF Score

SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. Learn more

20

SF Score

SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. Learn more

View Profile Visit Website
Services Provided
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Expertise Distribution (%)
  • 40% Ecommerce Development

  • 30% Software Development

  • 30% Digital Marketing

Smart. Digital. Results.

oe:gen, a leading Midlands Salesforce consultancy, utilizes marketing automation and website design to generate leads, arrange meetings, drive sales, and delight customers.

View oegen Profile
Inside Service Listing

$150-$199/hr

Hourly Rate
Inside Service Listing

$10,000+

Min. Budget Size
Inside Service Listing

10 - 49

Team size
Inside Service Listing

UK

Location

20

SF Score

SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. Learn more

20

SF Score

SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. Learn more

View Profile Visit Website
Services Provided
info
Expertise Distribution (%)
  • 35% Ecommerce Development

  • 35% Cloud Computing Services

  • 30% Digital Marketing

B2B SaaS websites that mean business

We are a group of London-based B2B SaaS web design experts. NerdCow identifies issues, develops a strategy, then implements it. if it's an old or new website. Outcome? In just four weeks, there will be an increase in user engagement and conversions.

View NerdCow Profile
Inside Service Listing

N/A

Hourly Rate
Inside Service Listing

$25,000+

Min. Budget Size
Inside Service Listing

2 - 9

Team size
Inside Service Listing

UK

Location

19

SF Score

SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. Learn more

19

SF Score

SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. Learn more

View Profile Visit Website
Services Provided
info
Expertise Distribution (%)
  • 30% Ecommerce Development

  • 70% Digital Marketing

Research, training and advisory services

Econsultancy supports a global community of over half a million marketers and e-commerce professionals by providing the research, data, analysis, training, events, and online resources necessary for online success. Digital marketing is ever-evolving, and so are we. We are recognized for leading the industry, with a highly regarded team of analysts, trainers, and advisors who leverage their expertise to help our clients address their unique challenges and achieve their goals.

View Econsultancy Profile
Inside Service Listing

N/A

Hourly Rate
Inside Service Listing

$1,000+

Min. Budget Size
Inside Service Listing

50 - 249

Team size
Inside Service Listing

UK

Location

18

SF Score

SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. Learn more

18

SF Score

SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. Learn more

View Profile Visit Website
Services Provided
info
Expertise Distribution (%)
  • 25% Ecommerce Development

  • 25% CMS

  • 25% Web Design

  • 25% Digital Marketing

The amazing success that can come as a result.

Our path has been long and steady, and we have made mistakes. We view this as a gift that will help us become better people, care more, comprehend who we are, and discover our mission. We value friendships, cooperation, generosity, and collaborations. We support allowing our employees to follow their ambitions and providing them with the freedom to work on projects that excite and fulfill them. We support dismantling all of the norms and frameworks that contribute to a dull, constrictive, and unpleasant workplace.

View Rusty Monkey Profile
Inside Service Listing

N/A

Hourly Rate
Inside Service Listing

$1,000+

Min. Budget Size
Inside Service Listing

10 - 49

Team size
Inside Service Listing

UK

Location

17

SF Score

SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. Learn more

17

SF Score

SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. Learn more

View Profile Visit Website
Services Provided
info
Expertise Distribution (%)
  • 10% Ecommerce Development

  • 30% Digital Marketing

  • 30% Web Development

  • 30% CMS

Digital transformation agency

We are a highly recognized digital transformation agency, serving both national and international clients. Our expertise lies in providing tailored consultancy, custom website solutions, and digital marketing strategies to help businesses achieve greater success and operational efficiency.

View A Digital Profile
Inside Service Listing

$100-$149/hr

Hourly Rate
Inside Service Listing

$10,000+

Min. Budget Size
Inside Service Listing

2 - 9

Team size
Inside Service Listing

UK

Location
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Buyer's Guide

Features of ideal B2B ecommerce platforms.

Bulk Ordering:

The best feature of a B2B eCommerce platform is easy bulk ordering. The checkout process remains smooth, even for large orders.

Customize Pricing:

In this digital era, personalization is the key. Thus, it must offer customized pricing and flexible order volumes. It should also provide discounts for individual customers.

System Integration:

B2B eCommerce platforms should be functional and flexible. They must integrate with existing systems like ERP (Enterprise Resource Planning) or CRM (Customer Relationship Management).

Self-service portal:

E-commerce platforms can offer customers an excellent user experience. They allow users to manage accounts, view order history, generate quotes, and place orders without dependency.

Flexible Payment Options:

The ideal B2B eCommerce platform offers multiple payment options, giving customers the flexibility to choose their preferred method. This allows them to avail themselves of discounts or select a payment option based on availability. Common payment methods include credit cards, ACH payments, and net terms with tailored payment schedules.

Factors to consider when hiring B2B ecommerce development companies

Effective Communication:

Communication is the foundation of any deal. Thus, you can try to evaluate the personality of the team of a b2b commerce agency.  Make sure they are communicating openly with you.

Sounded with Technical skills:

The B2B ecommerce development services providers you are thinking of hiring must have a team that is technically sound. Technically sound refers to understanding programming languages and providing customized b2b ecommerce solutions.

Aware of essential B2B features:

The company should know the key B2B eCommerce solutions and features. These should not affect the consumer experience. The essential factors here include bulk ordering, flexible payment options,

Budget-Friendly:

The B2B eComm marketing agency should provide a quote that meets quality expectations. It should also fit within your budget.

Ideal Portfolio:

The B2B ecommerce development company should have the ideal portfolio. Here, the ideal portfolio refers to the projects done on various technologies and worked on various ecommerce platforms.

Expected Scalability:

The business without growth doesn’t matter. Thus, the company should be able to make a b2b ecommerce strategy for your website by including expected features. You can ask their previous clients if they can provide the growth.

System Integrations:

The company should have the skills to integrate business systems like ERP and CRM into existing websites. They should seamlessly connect these systems with top b2b eCommerce platforms like BigCommerce, Shopify, Pimcore, or Adobe Commerce.

Cost of hiring the B2B eCommerce Development companies in UK

The cost of hiring a development company in the UK ranges from £10,000 to £50,000. It depends on project's complexity, required features, and the agency's experience. The most basic B2B websites start at around £2,000, and the most complex, custom-built platforms can go beyond £25,000.

Several factors affect the price. Simple B2B stores with limited features are the least expensive. More advanced sites with product tailoring, complex stock management, and third-party integrations cost more.

Pre-built solutions like Shopify are less expensive to develop but less flexible. Customized B2B eCommerce development services providers charge more than small firms. The cost also increases with more development hours.

This is the design and development cost component, which encompasses layout, user interface, and core functions. Payment gateway integration, such as Stripe or PayPal, would add to this list. Security measures that protect customer data and provide updates and support are other necessary costs.

What’s on the table for you?

You have been here because you trust us and our development partners.

We at SelectedFirms offer flexibility and transparent company information. This helps you connect with and hire the best firms for your business growth.

Our website shares researched and verified company information. It includes location, project cost, hourly rates, services, client reviews, and social media links. All the basic information can help you take your next step toward a bright future.

Don’t delay; select the best firm from the selectedfirms.

B2B eCommerce Development Companies FAQs

B2b e-commerce development companies develop websites or customize platforms for businesses to buy or sell goods. The ecommerce platforms they use include Shopify, Adobe Commerce, Big Commerce, and many more.

 

When choosing a UK-based eCommerce developer, technology skills should be considered. The developer should be conversant with platforms like Shopify, WooCommerce, and Magento.

 

They should know front-end technologies like HTML, CSS, and JavaScript. They should also be familiar with back-end languages like PHP, Python, Ruby on Rails, Django, and Node.js.

 

The cost of developing an eCommerce website in the UK ranges from £2,000 to £50,000. It depends on project complexity, features, platform, developer expertise, personalization, and advanced technologies like AI, AR, or VR.

 

A professional b2b ecommerce agency builds your eCommerce platform with key features and smooth integration. It also ensures scalability as your business grows. They ensure a high-quality, scalable website that effectively meets your specific business needs.

 

SelectedFirms conducts thorough research and lists the best B2B eCommerce web development agencies in the UK. We help you choose a reliable partner based on verified data such as project cost, location, and client reviews.

 

SelectedFirms has 100+ verified B2B eCommerce companies onboarded.

 

Explore the different top leading and review rating websites such as SelectedFirms. Visit SelectedFirms to explore listed companies and compare their offerings. Find the right match for your business needs.

 

When hiring a B2B eCommerce development company, consider communication, technical expertise, B2B experience, budget, and portfolio. Also, check for scalability options and a supportive team for smooth execution.

 

In the United Kingdom, the average salary for an eCommerce developer is £50,000 annually, or £25.64 per hour. Entry-level positions start at £37,750 per year, while experienced developers can earn up to £70,000.

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