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Online Store Builder · Colombo, Sri Lanka

E-Commerce Website Development in Colombo, Sri Lanka

Every NNT Mart online store in Colombo is engineered to the client's own brief — the web platform, the admin panel and, when you need one, a mobile application built for your workflow. Checkout with Visa and Mastercard and LankaQR, delivery through Sri Lanka Post or your own team, and VAT-ready invoicing.

  • Web platform + Android/iOS app
  • Visa and Mastercard and LankaQR
  • Delivery via Sri Lanka Post
  • Demo within 24 hours
Shopping bags from an online order — Colombo

Quick answer

Who builds an online store in Colombo, Sri Lanka?

NNT Mart by N&T Software builds custom online stores and mobile apps for businesses in Colombo, Sri Lanka, designed to each client's requirements. Platforms support Visa and Mastercard, LankaQR and FriMi and Genie wallets, ship through Sri Lanka Post and Domex, follow the Personal Data Protection Act No. 9 of 2022, and come with a free demo within 24 hours of the requirements meeting.

Key takeaways

  • Your online store is planned, designed and coded for your business model — not adapted from someone else's — and it can ship with a customer or staff mobile app on day one.
  • Checkout ready for Visa and Mastercard, LankaQR and FriMi and Genie wallets, with delivery through Sri Lanka Post and Domex or your own team.
  • VAT-ready invoicing and controls designed around the Personal Data Protection Act No. 9 of 2022.
  • Free demo within 24 hours of the requirements meeting; you own 100% of the source code after final payment.

The case for an online store in Colombo

Colombo is a most populous city of sri lanka, where around 648,000 people live and shop, and one of the markets in Sri Lanka where we build online stores.

The local economy is driven by banks, apparel HQs and tech firms, and commercial activity concentrates around Colombo 3, Port City and the World Trade Center.

Logistics are supported by Bandaranaike Airport and Port of Colombo, which matters when you promise customers fast delivery.

Sri Lanka's online shopping is growing quickly, especially gift delivery and diaspora orders. Reliable island-wide delivery and LankaQR payments build trust.

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

What makes a Colombo store feel local

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

Currency and pricing

The store speaks Sri Lankan rupee: LKR amounts from product page to invoice, so Colombo buyers never convert in their heads.

Language and content

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

Local trust signals

Trust is local: familiar names such as Visa and Mastercard and LankaQR and Sri Lanka Post sit next to the buy button.

Domain, phone and contact

Using .lk where it suits you signals a local business to shoppers and search engines. Contact buttons are pre-set with +94, so a customer in Colombo taps once to call or message.

Talent and partners nearby

Colombo draws on University of Colombo and SLIIT, which means plenty of local staff, interns and technology partners to run the store after launch.

Custom-built for how you sell in Colombo

We do not hand Colombo 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.

Typical clients include D2C start-ups, speciality shops, manufacturers selling direct and grocery and food businesses. Categories that sell especially well online in Sri Lanka — fashion, electronics, gifts and groceries — get catalogue structures and filters designed for them.

Before any commitment you get a free requirements meeting, a demo built on your use case and a proposal priced to your budget.

Features of your online store in Colombo

Each module below is configured — or custom-developed — to your requirements. You choose what launches first and what follows in later phases.

Branded storefront

A fast, mobile-first design on your own domain with your colours, typography, banners, landing pages and SEO-ready category structure. Catalogues come in from spreadsheets, ERP exports or supplier feeds, so your Colombo team keeps its current way of working.

Catalogue manager

Categories, brands, variants, bundles, specifications, images, videos and bulk import/export so your team can manage thousands of SKUs. Checkout is configured for Visa and Mastercard, LankaQR and FriMi and Genie wallets.

Checkout and payments

Guest and account checkout, local payment gateways, wallets, bank transfer, cash on delivery, coupons and abandoned-cart recovery. Delivery can be booked through Sri Lanka Post, Domex and Koombiyo or dispatched by your own riders around Colombo.

Orders and fulfilment

Order confirmation, packing slips, courier booking, tracking links, cancellations, returns, refunds and customer notifications. Multiple stock points in Sri Lanka are supported, so a Colombo order ships from the nearest one.

Inventory and locations

Stock by warehouse or store, low-stock alerts, store pickup, local delivery zones and sync with your existing inventory system. Reports show which products, customers and areas of Colombo drive revenue.

Growth and reporting

Promotions, loyalty, reviews, email and WhatsApp campaigns, plus dashboards for revenue, products, customers and conversion. Pages, search filters and wording are tuned to how people in Colombo look for products, in Sinhala and Tamil if your audience needs it.

How Colombo customers pay online

Shoppers in Colombo rarely abandon a cart over price alone — they leave when their usual method is missing. Here that means Visa and Mastercard, LankaQR and FriMi and Genie wallets, then Koko BNPL, cash on delivery and bank transfer.

Gateway selection depends on your category and merchant approval; we connect the provider, reconcile payments, automate retries and refunds, and never store raw card data. Prices, taxes and refunds appear in Sri Lankan rupee (LKR).

Zone-based payment rules let you offer different options for Colombo 3 than for outer parts of Colombo.

  • FriMi and Genie wallets
  • Cash on delivery
  • Koko BNPL
  • Visa and Mastercard
  • Bank transfer
  • LankaQR

Fulfilment options for Colombo orders

Your online store can book shipments and share tracking with Sri Lanka Post, Domex, Koombiyo, Pronto Lanka and Prompt Xpress, or route orders to your own riders and stores across Colombo.

We set up shipping zones, cut-off times, free-shipping thresholds, cash-collection rules and returns so the promise on the product page matches what your team can deliver.

Connectivity in the area — Bandaranaike Airport and Port of Colombo — makes regional and national dispatch from Colombo practical.

Selling online legally in Sri Lanka

On tax: Sri Lankan VAT is 18% after the 2024 reforms, administered by the Inland Revenue Department.

Two frameworks shape the build: the Personal Data Protection Act No. 9 of 2022, being phased in, and the Consumer Affairs Authority Act No. 9 of 2003.

Controls we implement include compliant invoices, consent capture, policy pages, restricted staff access and audit trails. Please confirm the final legal and tax position with a local adviser in Colombo.

Colombo sellers: marketplace plus your own store

For a Colombo business, Daraz.lk, Kapruka, ikman.lk and Wasi.lk are useful shop windows — but fees, ranking changes and shared customer data limit how far you can grow on them alone.

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 Colombo

Popular online categories in Sri Lanka include fashion, electronics, gifts, groceries, tea and spices and home. Local demand in Colombo is shaped by banks, apparel HQs and tech firms, so we often design catalogues and B2B ordering around those sectors. In Colombo, we most often build online stores for:

Retail brands

Retail brands get branded storefront plus checkout and payments workflows tailored to their operations.

D2C start-ups

We map how D2C start-ups sell today and digitise it end to end — from enquiry and order to payment, dispatch and repeat purchase.

Speciality shops

For speciality shops, we usually start with orders and fulfilment, then add accounting and GST/VAT invoicing once orders are flowing.

Manufacturers selling direct

Catalogue, pricing and fulfilment rules designed for manufacturers selling direct in Colombo, connected to the systems you already use.

Grocery and food businesses

Grocery and food businesses get inventory and locations plus branded storefront workflows tailored to their operations.

Multi-outlet retailers

We map how multi-outlet retailers sell today and digitise it end to end — from enquiry and order to payment, dispatch and repeat purchase.

Mobile commerce in Colombo

A customer shopping app for Android and iOS can share the same catalogue, cart, offers and order history, with push notifications for drops, price alerts and delivery updates.

Apps are published under your own developer accounts and share the same backend as your online store, so offers, stock and orders are always consistent between web and mobile.

Order alerts, offers and abandoned-cart reminders go out on Colombo time (UTC+5:30), in Sinhala and Tamil if you want.

  • ERP and inventory software
  • Google Analytics 4 and Merchant Center
  • Accounting and GST/VAT invoicing
  • CRM and email marketing
  • Meta and TikTok catalogues
  • Payment gateways and wallets
  • WhatsApp Business API
  • Courier and shipping aggregators

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 Colombo

Value first, depth later. For an online store serving Colombo, the usual sequence looks like this:

PhaseWhat goes live
Launch storeStorefront, catalogue, checkout, payments, shipping and admin go live. Configured for LKR, Visa and Mastercard and Sri Lanka Post from the start.
GrowPromotions, loyalty, reviews, marketing integrations and SEO content.
ScaleMobile app, marketplace feeds, multi-warehouse and ERP sync. Reviewed against how Colombo customers actually buy.

Success is measured on conversion rate, average order value, cart abandonment, repeat-purchase rate, page speed (Core Web Vitals) and return rate — tracked on a dashboard you can see from launch day.

How Colombo clients work with us

Colombo runs on UTC+5:30, the same clock as our engineering team in India. With three 8-hour shifts we are available 24×7, so meetings, demos and urgent fixes happen in your working hours.

Project communication is in English; storefront content can be produced in Sinhala and Tamil. You get a named lead, direct engineer access and an NDA if you ask.

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

Colombo — local market for online stores
Colombo · Photo: Wikimedia Commons
Retail clothing store whose range is now sold online — Colombo

Colombo — the market we build for

Colombo — online stores for local businesses
Colombo · Photo: Wikimedia Commons
Colombo — online stores for local businesses
Colombo · Photo: Wikimedia Commons
Shopper browsing a branded online store on a laptop — Colombo
Online Store Builder

How we work

How we deliver your online store in Colombo

We do not sell a fixed template. Each online store for businesses in Colombo 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

    ✓ Store UX approved

  3. 03

    Build

    ✓ Sprint accepted

  4. 04

    Secure & Test

    ✓ Sale-day ready

  5. 05

    Deploy

    ✓ Store live

  6. 06

    Handover

    ✓ Handover signed

  7. 07

    Support

    ✓ SLA active

You approve the working result before you pay

There is no standard price list, because every online store is quoted to your requirements and budget. What is standard is how you pay: a small advance, then milestones released only after written acceptance. An example:

Launch is where your online store starts earning — so we stay accountable

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

No lock-in: the platform is yours

For every online store, 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 Online Store Builder delivery process — reporting, payment milestones, warranty, team and engagement models →

Online Store Builder in Colombo — FAQs

Which couriers do you integrate for deliveries from Colombo?

Common choices are Sri Lanka Post, Domex, Koombiyo, Pronto Lanka and Prompt Xpress. We can also route orders to your own riders, stores or warehouses and set rules by zone, weight or delivery slot.

Which payment methods can my online store accept in Colombo?

We can integrate Visa and Mastercard, LankaQR, FriMi and Genie wallets, Koko BNPL, cash on delivery and bank transfer, subject to provider approval for your business category. Amounts are handled in Sri Lankan rupee.

Can I also sell on Daraz.lk and Kapruka?

Yes. Your own online store can sit alongside Daraz.lk, Kapruka and ikman.lk; where APIs allow, we sync products, stock and orders so your team manages everything from one admin.

Do I own the source code of my online store?

Yes. After full and final payment, 100% of the source code, design files, database schemas, deployment scripts and documentation are transferred to you, with no lock-in or forced subscription.

Do you provide support after launch for clients in Colombo?

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.

Is the platform compliant with local tax and privacy law in Sri Lanka?

We build the technical controls — tax-inclusive pricing, compliant invoices and consent management — with the Personal Data Protection Act No. 9 of 2022 in mind. Final legal and tax positions should be confirmed with your adviser.

Can you migrate my existing website or store in Colombo?

Yes. We review your current platform, products, customers, orders and URLs, then migrate with redirects so you keep search rankings and order history.

Can you build a mobile app along with the online store for my Colombo business?

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

Free demo in 24 hours

Plan your online store in Colombo

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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