Build, Modernise, and Scale with Confidence

We help ambitious companies grow faster with ecommerce platforms, legacy software upgrades, and custom-built solutions – delivered in weeks, not months, using AI and Vibe Coding.

Retro computer with AI brain and coding interface

Our Services

From ecommerce platforms to legacy modernisation, we deliver solutions that drive growth

Ecommerce Development

Launch high-performing online stores with robust features and seamless integrations.

Legacy Software Upgrades

Modernise Access databases, VB6 apps and other legacy tech using .NET and AI-enhanced workflows.

Custom Software Development

Tailored software built in record time using Vibe Coding and .NET.

Why Choose CoSource?

We combine speed, expertise, and clear communication to deliver exceptional results.

More than 25 years of Software Development

Extensive experience in software development across various platforms and industries.

Experienced with a wide variety of technologies and platforms

From legacy systems to cutting-edge technologies, we have the expertise to handle any project.

Free consultation from our experts to help you build your strategy

Get expert guidance and strategic planning at no cost to ensure your project's success.

Available 24/7 for ongoing support and maintenance

Round-the-clock support ensures your systems run smoothly and issues are resolved quickly.

You get full ownership of the software

Complete ownership and control of your software with full source code and documentation.

CoSource development team - diverse group of developers and designers

Your Challenge. Our Clarity. Fast, AI-Powered Results.

We help ecommerce teams and scaling businesses modernise legacy systems, streamline operations, and launch new ideas — using .NET, AI, and agile delivery.

25+
Years in
Service
100+
Successful
Projects
100+
Satisfied
Clients

Featured Case Study

See how we helped transform a business

Mental Health Technology

Wellbeing Companion App

A wellbeing companion app designed to promote mental wellness within a supportive community. Built with cutting-edge technology for security, privacy, and cross-platform functionality.

Blockchain-backed privacy and security
Decentralised storage with IPFS
Cross-platform mobile app with .NET MAUI
Wellbeing Companion App
Built with .NET MAUI, IPFS & Blockchain

What Our Clients Say

Don't just take our word for it

CoSource is an innovative and professional company to partner with, they have provided Data#3 with valuable software development services. CoSource lived up to their reputation to be able to deliver to tight deadlines. We look forward to a continued relationship with CoSource on future software development projects.
John Gunning, Solution Architect - Data#3

Ready to move fast and fix old tech?

Let's discuss how we can accelerate your software development and modernise your legacy systems.