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OSSystem

Mobile and web app developer using JavaScript and PHP, working with private and public sector clients

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About OSSystem

OSSystem is a software agency that grew from a small start-up into a team of more than forty developers. It builds mobile and web applications, and has deliberately narrowed its stack to JavaScript and PHP. Its stated approach is open communication between client and developers.

What OSSystem offers

  • Web applications — built with Node, React, Angular, Symfony and Laravel.
  • Mobile apps — cross-platform builds using React Native.
  • Real-time video — WebRTC kept as a standalone area of expertise.
  • Full-cycle development — the site describes a full-cycle service from idea to build.

Who it works with

The agency works with both private and public sector organisations, and says it can meet the detailed requirements public bodies often set.

Key facts

  • Founded: 2007
  • Team: more than 40 people
  • Working style: clients can see project status and what their budget is paying for

Profile written by TrustList from the business's own published information, Oct 2026.

Categories & features

Rankings

As of 2026-10-05. Organic ranks only; sponsored placements are never ranks.

What the business tells TrustList

Founded
2007 (19 years) evidence sent
Number of staff
40 people evidence sent

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