Bespoke Web Application Development
IXN Build designs and develops bespoke web applications, from SaaS platforms and dashboards to customer portals and operational tools, for organisations that need software built around how they work.
Talk to usIXN Build designs and develops bespoke web applications, from SaaS platforms and dashboards to customer portals and operational tools, for organisations that need software built around how they work.
Talk to usSoftware that fits your workflows, connects to your systems and grows with you.
Customer-facing products with the accounts, permissions and integrations a real business needs.
Interactive platforms that turn complex data into clear, actionable insight for your team or your clients. See our data visualisation work.
Software that replaces paper processes and fragmented legacy systems with one dependable tool, on the web or on mobile.
We build AI tools ourselves, from bespoke models to agents connected to your data.
A streamlined approach from concept to launch, shaped around the people who will use your application every day.





Straight answers to the questions we hear most often.
Software that runs in the browser and is built specifically for your organisation, rather than adapted from an off-the-shelf product. It fits your workflows and connects to the systems you already use.
When off-the-shelf tools force workarounds, duplicate data across systems or can’t give your customers the experience you want. If an existing product already does the job well, we’ll say so, and help you integrate it instead.
Yes. We build iOS and Android apps from a single codebase with native, responsive UI. For the Rail Delivery Group we built Passenger Assist, a multi-platform app that helps rail staff assist disabled passengers across the UK rail network.
Yes. API integration is part of most applications we build, connecting CRMs, payment providers, data sources and legacy platforms. If your systems need rationalising first, our sister team IXN Consult can help.
We combine seasoned developers with AI tools, which lets us deliver in weeks, not months. Timelines depend on scope, and you’ll have a clear plan after discovery.
Yes. We maintain, protect and improve the applications we build. We have supported Passenger Assist for five years.
Real results from real projects
Web applications often sit alongside other digital work. Explore more of what IXN Build does.
Data Visualisation. Interactive infographics, dashboards and live data installations that make complex data clear.
Data visualisationIXN Build. Websites, ecommerce, web apps, data visualisation and interactive experiences, delivered in weeks, not months.
Explore IXN BuildTell us about the problem you're solving and who will use it. We'll arrange a call with one of our team.