UK based · Working worldwide · Building since 2016

Bespoke software and AI integration for SMEs.

We build custom software, modernise legacy systems and connect practical AI to the tools and workflows your business already relies on.

AI & automation / Web platforms / Mobile apps / Custom software / Modernisation

Selected work

Bespoke software in the real world.

See how we helped Mobilizz and Lambda Research modernise their digital platforms, connect business systems and create stronger routes to growth.

What we do

One development partner for software, systems integration and AI.

We help established SMEs when off-the-shelf software no longer fits, legacy systems restrict growth or disconnected tools create too much manual work.

Our work includes bespoke business software, customer portals, web platforms, mobile apps, systems integration, workflow automation and AI integration for existing products and operations.

See our services
01

Custom Software Development

Custom software development for businesses that need web platforms, customer portals, internal systems, and operational tools built around real workflows.

Learn about Custom Software Development
02

Web App Development

Web app development for products, dashboards, portals, workflows, and customer experiences that need to be fast, credible, and maintainable.

Learn about Web App Development
06

MVP Development

MVP development for founders and businesses that need a lean first release to test demand, prove the workflow, and get to market quickly.

Learn about MVP Development
Why Polyphasic
“We give a straight answer, do the work, and don’t disappear.”

James Colby, Founder

A long-term software development partner for SMEs in the UK and worldwide.

  • A real cost, a realistic timeline and a clear scope before work starts.
  • One team across bespoke software development, systems integration, web, mobile and AI.
  • Work delivered in useful stages, with clean ownership, documentation and ongoing support.
More about the studio
How we work

From business problem to working software.

No process theatre. A sensible route to software that works.

Understand

What is not working, who it affects and what a useful result looks like.

Scope

The right first release, the right technology and a number you can plan around.

Build

Working software delivered in stages, with decisions visible as the project moves.

Ship

A proper release, clean ownership and support that fits what happens next.

Start a conversation

Tell us what is slowing your business down.

Discuss a project