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B2B & Wholesale Commerce · London, United Kingdom

B2B Wholesale E-Commerce Portal in London, United Kingdom

London businesses tell us what they sell and how they want to sell it; our engineers turn that into a custom B2B ordering portal, an admin system and a mobile app shaped around their operations. Checkout with Visa and Mastercard and Apple Pay and Google Pay, delivery through Royal Mail or your own team, and VAT-ready invoicing.

  • Web platform + Android/iOS app
  • Visa and Mastercard and Apple Pay and Google Pay
  • Delivery via Royal Mail
  • Demo within 24 hours
Supplier and business buyer agreeing a wholesale account — London

Quick answer

Who builds a B2B ordering portal in London, United Kingdom?

NNT Mart by N&T Software builds custom B2B and wholesale portals and mobile apps for businesses in London, United Kingdom, designed to each client's requirements. Platforms support Visa and Mastercard, Apple Pay and Google Pay and PayPal, ship through Royal Mail and Evri, follow UK GDPR and the Data Protection Act 2018, and come with a free demo within 24 hours of the requirements meeting.

Key takeaways

  • We do not hand London businesses a ready-made theme: we study how you sell, then build the online platform and Android/iOS app your customers and staff actually need.
  • Checkout ready for Visa and Mastercard, Apple Pay and Google Pay and PayPal, with delivery through Royal Mail and Evri or your own team.
  • VAT-ready invoicing and controls designed around UK GDPR and the Data Protection Act 2018.
  • Free demo within 24 hours of the requirements meeting; you own 100% of the source code after final payment.

The case for a B2B ordering portal in London

London is a capital of england and the united kingdom, home to about 8.8 million people, and one of the markets in United Kingdom where we build B2B and wholesale portals.

The local economy is driven by banking, insurance, fintech, AI, media and professional services, and commercial activity concentrates around the City, Canary Wharf, Shoreditch "Tech City" and King's Cross.

Logistics are supported by Heathrow, Gatwick and City airports and Europe's largest data-centre market, which matters when you promise customers fast delivery.

The United Kingdom has about 5.5 million private-sector businesses, 99% of them SMEs (UK Department for Business and Trade). The UK has one of the highest online-retail shares of total retail in the world, and shoppers compare delivery speed and returns policies before they buy. Strong Core Web Vitals and fast checkout with Apple Pay, PayPal and Klarna are table stakes.

That is why more companies in London are moving from phone, WhatsApp and spreadsheet orders to a proper B2B ordering portal — one place where products, prices, payments, orders and customers are managed together.

Local details we build into every London project

Conversion in London depends on small local signals — the right currency, the right words and the right payment and courier names.

Currency and pricing

Everything a London shopper sees — price, tax, delivery fee, refund — is in GBP, written the local way.

Language and content

We localise pages, emails and notifications into English and Welsh where your audience needs it.

Local trust signals

We add the payment logos, courier names and policy pages shoppers in London recognise: Visa and Mastercard and Apple Pay and Google Pay and delivery through Royal Mail.

Domain, phone and contact

Using .uk where it suits you signals a local business to shoppers and search engines. Contact buttons are pre-set with +44, so a customer in London taps once to call or message.

Talent and partners nearby

London draws on Imperial College, UCL, King's College and LSE, which means plenty of local staff, interns and technology partners to run the store after launch.

Custom-built for how you sell in London

London businesses tell us what they sell and how they want to sell it; our engineers turn that into a custom B2B ordering portal, an admin system and a mobile app shaped around their operations.

Typical clients include FMCG distributors, industrial suppliers, electrical and hardware traders and medical and institutional suppliers. Categories that sell especially well online in the United Kingdom — fashion, groceries, electronics and health and beauty — get catalogue structures and filters designed for them.

We start with a requirements meeting, show you a working demo within 24 hours, and only then propose scope, milestones and budget.

What your B2B ordering portal includes

These are the building blocks of a B2B ordering portal. We scope them with you, so you pay for what your London operation needs.

Business accounts

Registration, KYC and approval, company hierarchies, branches, buyers and approvers with their own permissions. Catalogues come in from spreadsheets, ERP exports or supplier feeds, so your London team keeps its current way of working.

Contract pricing

Price lists by customer, group or territory, quantity slabs, pack sizes, minimum order values and negotiated rates. Payment steps are built around Visa and Mastercard, Apple Pay and Google Pay and PayPal, the options shoppers here already trust.

Quick and bulk ordering

SKU-code entry, spreadsheet upload, saved lists, re-order from history and scheduled repeat orders. Delivery can be booked through Royal Mail, Evri and DPD or dispatched by your own riders around London.

Quotes and approvals

Request-for-quotation, counter-offers, purchase-order upload and multi-level approval before submission. Multiple stock points in United Kingdom are supported, so a London order ships from the nearest one.

Credit and payments

Online payment, credit limits, pay-later terms, outstanding statements and payment reminders where approved. Reports show which products, customers and areas of London drive revenue.

Sales-team tools

Order on behalf of customers, territory assignment, visit notes and performance dashboards for representatives. Content and design can follow how customers in London search and buy, including English and Welsh where you need it.

Checkout and payment methods for London

Checkout is where most online sales are won or lost. In the United Kingdom, customers expect to pay with Visa and Mastercard, Apple Pay and Google Pay and PayPal, and many also look for Klarna and Clearpay and Open Banking payments.

Provider approval, settlement time and fees differ by business type, so we shortlist gateways with you, then wire up status updates, refunds and reconciliation in GBP — card details stay with the provider.

For London customers ordering from the City, Canary Wharf, Shoreditch "Tech City" and King's Cross, cash-on-delivery and pay-on-pickup rules can be set per delivery zone.

  • Visa and Mastercard
  • Klarna and Clearpay
  • Apple Pay and Google Pay
  • PayPal
  • Open Banking payments

Shipping, couriers and local delivery in London

Your B2B ordering portal can book shipments and share tracking with Royal Mail, Evri, DPD, Parcelforce, Yodel and InPost lockers, or route orders to your own riders and stores across London.

Delivery rules can price by distance, weight, postcode or zone, offer same-day slots in dense areas, and switch on pickup points or click-and-collect where customers prefer them.

Connectivity in the area — Heathrow, Gatwick and City airports and Europe's largest data-centre market — makes regional and national dispatch from London practical.

Rules London sellers must respect online

On tax: UK VAT is 20% standard (5% reduced, 0% for many foods and children's clothing), and online marketplaces must collect VAT on low-value imports under £135.

Two frameworks shape the build: UK GDPR and the Data Protection Act 2018, with PECR covering cookies and email marketing, and the Consumer Rights Act 2015, the Consumer Contracts Regulations (14-day cancellation) and the Digital Markets, Competition and Consumers Act 2024.

Our job is the engineering: price display with tax, invoice numbering, cookie and marketing consent, return and terms pages, role-based access and logs. Legal and tax conclusions stay with your own adviser in United Kingdom.

Your own store alongside Amazon.co.uk and eBay UK

Selling in London through Amazon.co.uk, eBay UK and Argos gets you reach quickly, yet the buyer belongs to the platform, not to you.

NNT Mart gives you a channel you own: your domain, your customer list, your pricing and your brand. Where it helps, we connect product feeds and orders from marketplaces so stock stays in sync and your team works from one dashboard.

Businesses that use NNT Mart in London

Popular online categories in the United Kingdom include fashion, groceries, electronics, health and beauty, home and garden and pet supplies. Local demand in London is shaped by banking, insurance, fintech, AI, media and professional services, so we often design catalogues and B2B ordering around those sectors. In London, we most often build B2B and wholesale portals for:

Wholesalers

For wholesalers, we usually start with contract pricing, then add ERP (SAP, Oracle, Microsoft Dynamics, Tally, Zoho) once orders are flowing.

FMCG distributors

Catalogue, pricing and fulfilment rules designed for FMCG distributors in London, connected to the systems you already use.

Industrial suppliers

Industrial suppliers get quick and bulk ordering plus credit and payments workflows tailored to their operations.

Electrical and hardware traders

We map how electrical and hardware traders sell today and digitise it end to end — from enquiry and order to payment, dispatch and repeat purchase.

Medical and institutional suppliers

For medical and institutional suppliers, we usually start with sales-team tools, then add credit and payment gateways once orders are flowing.

Dealer networks

Catalogue, pricing and fulfilment rules designed for dealer networks in London, connected to the systems you already use.

Mobile commerce in London

In London, shoppers browse on phones first. A dealer and sales-representative app lets buyers re-order in seconds, scan products, check statements and receive scheme announcements, while reps take orders at the counter even with patchy connectivity.

One backend serves the website and the apps, and the apps ship under your own Google Play and App Store accounts — so what you change once appears everywhere.

Push notifications can be timed to UTC+1 so offers reach London customers when they are awake, and the interface can run in English and Welsh.

  • ERP (SAP, Oracle, Microsoft Dynamics, Tally, Zoho)
  • WhatsApp and SMS notifications
  • Logistics and freight partners
  • Accounting and e-invoicing
  • Credit and payment gateways
  • BI and reporting tools
  • Warehouse and inventory systems
  • CRM and lead management

Integrations above are examples; we connect any system that offers a suitable API, database access or approved import and export process.

From first demo to growth in London

Value first, depth later. For a B2B ordering portal serving London, the usual sequence looks like this:

PhaseWhat goes live
Launch portalAccounts, contract pricing, catalogue, ordering and ERP order sync. Configured for GBP, Visa and Mastercard and Royal Mail from the start.
AutomateQuotes, approvals, credit, statements and notifications.
ExpandDealer and sales-rep apps, analytics and new territories. Reviewed against how London customers actually buy.

We track order-entry time, share of orders placed online, order accuracy, days sales outstanding, repeat-order frequency and sales-rep productivity on a live dashboard from day one, so London results are visible, not promised.

Support hours and communication for London

London runs on UTC+1, which is 4h 30m behind India (IST). With three 8-hour shifts we are available 24×7, so meetings, demos and urgent fixes happen in your working hours.

We work in English and can deliver storefront content in English. NDAs are signed on request, and you get a named project lead plus direct access to the engineers building your B2B ordering portal.

Our head office is in Chhapi, Gujarat, with an office in Hyderabad and representation in Nigeria, South Africa, Ethiopia and Zambia; London clients are served remotely with on-site workshops when the project needs them.

London — local market for B2B and wholesale portals
London · Photo: Wikimedia Commons
Purchase orders and invoices reviewed for a wholesale account — London

London — the market we build for

London — B2B and wholesale portals for local businesses
London · Photo: Wikimedia Commons
Wholesale warehouse aisles stocked for B2B orders — London
B2B & Wholesale Commerce

How we work

Our delivery process for B2B and wholesale portals in London

We do not sell a fixed template. Each B2B ordering portal for businesses in London moves through seven gated stages, and nothing advances — and nothing is invoiced — until you have approved the working result.

  1. 01

    Discover

    ✓ Scope signed off

  2. 02

    Design

    ✓ Pricing agreed

  3. 03

    Build

    ✓ Sprint accepted

  4. 04

    Secure & Test

    ✓ Orders reconciled

  5. 05

    Deploy

    ✓ Portal live

  6. 06

    Handover

    ✓ Handover signed

  7. 07

    Support

    ✓ SLA active

A milestone payment plan built around acceptance

Milestones are customised to your requirements — six or more is typical, and delivery time is agreed around your scope. Every payment after the advance is released only after you have seen the working result and given written sign-off. Here is an example plan for a B2B ordering portal:

Protected after launch — warranty and annual support for your B2B ordering portal

Every project includes a free 90-day defect warranty. After that, the same team that built your B2B ordering portal keeps it secure, updated and running on a fixed annual fee agreed up front — no open-ended hourly billing and no surprise invoices.

You own the code, the data and the IP

For every B2B ordering portal, upon full and final payment the complete source code and intellectual property are transferred to you — so you can host, maintain and enhance the system with any developer.

Read the full B2B & Wholesale Commerce delivery process — reporting, payment milestones, warranty, team and engagement models →

B2B & Wholesale Commerce in London — FAQs

Which payment methods can my B2B ordering portal accept in London?

We can integrate Visa and Mastercard, Apple Pay and Google Pay, PayPal, Klarna and Clearpay and Open Banking payments, subject to provider approval for your business category. Amounts are handled in pound sterling.

Can you build a mobile app along with the B2B ordering portal for my London business?

Yes. We build Android and iOS apps for customers, dealers, delivery staff or administrators on the same backend as your B2B ordering portal, and publish them under your own Google Play and App Store accounts.

Do you provide support after launch for clients in London?

Every project includes a free 90-day defect warranty, followed by an optional fixed-fee annual support package with a dedicated developer, SLA-based fixes and a 24×7 helpdesk across three shifts.

What sells best online in London?

Fashion, groceries, electronics and health and beauty are strong online categories in the United Kingdom, and local demand in London is shaped by banking, insurance, fintech, AI, media and professional services. We shape the catalogue, filters and checkout around what your own customers buy.

How much does a B2B ordering portal cost in London?

There is no fixed package price: every NNT Mart B2B ordering portal is quoted to your requirements and budget after a free requirements meeting and demo. Cost depends on catalogue size, integrations, payment and delivery rules, mobile apps and support. Payments are split into milestones, and 90% is released only after you accept working modules.

How long does it take to launch a B2B ordering portal in London?

Timelines are agreed around your scope. You see a demo within 24 hours of our requirements meeting, and a phased plan lets priority journeys go live first while further modules follow.

Can I also sell on Amazon.co.uk and eBay UK?

Yes. Your own B2B ordering portal can sit alongside Amazon.co.uk, eBay UK and Argos; where APIs allow, we sync products, stock and orders so your team manages everything from one admin.

Which couriers do you integrate for deliveries from London?

Common choices are Royal Mail, Evri, DPD, Parcelforce, Yodel and InPost lockers. We can also route orders to your own riders, stores or warehouses and set rules by zone, weight or delivery slot.

Free demo in 24 hours

Plan your B2B ordering portal in London

Tell us what you sell and how you take orders today. We reply within 10 minutes, meet you to understand your requirements, and share a working demo within 24 hours.

We reply within 10 minutes, 24×7. Your details are used only to respond to your enquiry — see our privacy policy.

Tell us what you sell. We will show you a working demo in 24 hours.

Free requirements meeting, a demo built on your use case and a proposal priced to your budget — with no obligation.

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