Web Applications
Built for Your Workflow.
Custom portals, dashboards, booking systems, and internal tools — secure, scalable, and built on Flask and FastAPI. From £4,995.
- Fast turnaround
- Mobile-first design
- SEO built-in
- Hosting & maintenance
- West Midlands based
Custom Web Applications for UK Businesses
Some businesses need more than a brochure website. Client portals, booking systems, admin dashboards, internal tools, membership areas, and workflow automation all require custom logic, user accounts, and reliable infrastructure. That is what we build.
At ZSM Digital, we develop full-stack web applications for UK companies that have outgrown spreadsheets, manual processes, or off-the-shelf software that almost fits but never quite does.
When a Web Application Makes Sense
If your team repeats the same manual steps daily, if customers need to log in and manage their own data, or if you need a system that connects payments, email, and third-party APIs in one place — a custom web application is often the most cost-effective long-term answer.
What We Build
Typical projects include customer portals, appointment and booking systems, quote configurators, inventory and order management, staff dashboards, API integrations, and internal tools that replace fragmented spreadsheets. Every project is scoped individually with agreed deliverables and a fixed quote before work begins.
Modern Python Stack
We build on Flask and FastAPI with Python — proven, maintainable, and well suited to business applications. That includes user authentication, role-based access, database design (PostgreSQL or MySQL), REST APIs, admin panels, and deployment on secure UK-friendly hosting.
Security and Scalability Built In
User data, payments, and business-critical workflows demand proper security. We implement authentication, access control, SSL, secure session handling, and sensible data architecture from the start — not bolted on after launch.
Clear Process, Fixed Quotes
Web applications start from £4,995 but every project is different. We run a proper discovery phase, document requirements, agree milestones, and quote a fixed price before development starts. No open-ended hourly billing without visibility.
Web Application Projects We Deliver
Purpose-built software for businesses that need more than a standard website.
Local Services Across the West Midlands
Town-specific landing pages for businesses in our core service area:
Stourbridge
Kingswinford
Web Application Pricing
Custom applications start from £4,995, scoped and quoted individually. Timeline and deliverables agreed upfront. Applications on the services page.
Get a Custom Quote →Frequently Asked Questions
Projects typically start from £4,995 depending on complexity, integrations, and user roles. We scope properly and provide a fixed quote before development begins.
We build with Python using Flask or FastAPI, PostgreSQL or MySQL for data, and modern front-end techniques. The stack is chosen for maintainability and long-term support.
Yes. We regularly integrate payment gateways (Stripe, PayPal), email platforms, CRMs, accounting tools, and third-party APIs — scoped as part of your project.
Timelines depend on scope — smaller tools may take a few weeks; larger platforms take longer. You receive a realistic schedule with milestones before work starts.
Yes. On completion you receive the codebase, documentation, and deployment details. We also offer ongoing support and maintenance if you want us to manage updates.
Yes. User accounts, login, password reset, and role-based access (admin, staff, customer) are standard in most application builds.
Yes. If your current tool is slow, insecure, or impossible to extend, we can plan a migration to a modern platform with minimal disruption.
We deploy on ZSM hosting with SSL and recommend ongoing maintenance. Hosting price and terms are documented in your project contract.
Ready to get started?
Tell us what you need. We'll recommend the right approach and give you a clear, fixed quote.
Get in Touch