Custom Application Development Services

Software built around the way your business works, not the other way round.
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Code on a screen during a custom software development project

Software that fits your business, not the other way round

Off-the-shelf software is built for everyone, which often means it fits no one perfectly. Antigua Web Solutions designs and builds custom web, mobile, and internal business applications for companies that have outgrown generic tools. We take care of everything from planning and design to development, integration, and long-term support, so you end up with a system your team actually wants to use.

What we build

Custom business management system dashboard for CRM, ERP and inventory

CRM, ERP, inventory, and order management tools that match your real workflow.

Customer portal web app with secure login, bookings and invoices

Secure logins, dashboards, bookings, and self-service tools for your clients.

Custom e-commerce platform with product catalogue, cart and payments

Custom stores, product catalogues, payment integrations, and admin panels.

Custom iOS and Android mobile apps for customers and staff

iOS and Android apps for customers or staff.

Workflow automation from new order to automatic email and record update

Replace spreadsheets, manual data entry, and repeated email chains with automated processes.

API integrations connecting accounting, payments, marketing and shipping tools

Connect your new software to the accounting, marketing, payment, and shipping tools you already use.

Technologies we work with

Front end

  • React
  • HTML5
  • CSS3
  • JavaScript

Back end

  • PHP (Laravel)
  • Node.js
  • .NET

CMS & e-commerce

  • WordPress
  • WooCommerce
  • Shopify

Mobile

  • Flutter
  • React Native
  • Native iOS
  • Native Android

Databases & hosting

  • MySQL
  • PostgreSQL
  • AWS
  • Cloud hosting

How we work

Six clear stages, from the first conversation to long-term support.

Six-step custom software development process from discovery to support

Discovery
We learn your goals, users, and current process, then agree on scope, timeline, and budget in writing.

Development
We build in short stages so you can review real progress along the way and request changes early.

Launch
We deploy the application, migrate your data if needed, and train your team.

Design
We plan the structure and user flows and share wireframes or mockups for your approval before any code is written.

Testing
We test on different devices and browsers, check security, and fix issues before launch.

Support
We offer maintenance, updates, and improvements after launch, so the software keeps pace with your business.

Custom software vs off-the-shelf software

Fit
Cost
Scalability
Integration
Ownership
Support
Off-the-shelf
Generic features, you adapt your process
Lower upfront, ongoing licence fees
Limited by the vendor’s plans
Works only with supported tools
Vendor controls features and pricing
Shared with all customers
Custom-built
Built around your process
Higher upfront, no per-user licence fees
Grows with your business
Connects to the systems you choose
You own and control the software
Direct support from the team that built it
Antigua Web Solutions team collaborating on a client software project

Why work with Antigua Web Solutions

  • Experience across web, mobile, and business software projects
  • Projects scoped and delivered in clear stages, with regular reviews
  • A dedicated project manager and regular progress updates
  • Clear pricing and a written scope before work begins
  • Ongoing support and maintenance after launch

Frequently asked questions

How much does custom application development cost?

The cost depends on the features, number of users, integrations, and platforms. A small internal tool costs far less than a full customer platform. After a short discovery call we provide a written estimate with a clear scope, so you know what you are paying for before we start.

How long does it take to build a custom application?

Simple applications can take a few weeks, while larger systems usually take several months. We break larger projects into stages, so you can start using the most important features sooner.

Will I own the source code?

Yes. Once the project is paid for, the code and the finished application belong to you.

Can you connect the new software to the tools we already use?

Yes. We regularly integrate with accounting software, payment gateways, CRMs, email platforms, and other systems through their APIs.

Do you provide support after launch?

Yes. We offer maintenance plans that cover bug fixes, security updates, backups, and new features as your needs change.

Get a free project estimate

Tell us what you want to build and we will reply with honest advice and an estimate, with no obligation.

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United Kingdom

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