Web App Development
for London Businesses
Bespoke web applications built for how your London business actually works. Fixed-price. AI integrated from day one. Delivered in 4–8 weeks — not months. No agency bloat, no vague estimates.
Fixed
Web apps — fixed price, scoped upfront
4–8wk
typical delivery from brief to live web app
AI
integrated from day one — automation, insights, intelligence
100%
source code ownership — yours, forever
Web Apps We Build for London
Every web application purpose-built for your exact requirements — not a template forced into your process.
Custom Web Application Development
Full-stack bespoke web apps built for your exact workflows — not off-the-shelf, not templated. React, Node.js, PostgreSQL, and modern cloud infrastructure.
AI-Powered Web Applications
Web apps with intelligence built in — automated document processing, AI chatbots, smart dashboards, predictive analytics, and workflow automation.
Internal Business Tools & Portals
Replace spreadsheets and email chains with purpose-built web apps — staff portals, client dashboards, quoting tools, approval workflows, reporting systems.
SaaS Web Application Development
Building a SaaS product? We architect and build multi-tenant web applications with subscription billing, user management, and scalable APIs.
API Development & Integrations
Connect your web app to Xero, Salesforce, HubSpot, Stripe, Microsoft 365, Google Workspace, and 200+ other platforms via robust API integrations.
Web App Modernisation
Legacy web system holding your business back? We rebuild outdated platforms on modern stacks — faster, more secure, and AI-ready.
What London Businesses Ask Us to Build
Real briefs from London companies — and exactly what we'd deliver.
"We need a web app to manage client projects and billing"
A custom project management and billing portal — clients log in, view progress, approve milestones, and receive automated invoices. Integrates with Xero or QuickBooks.
"I want a web app where my team can track jobs and field reports"
A field operations web app — engineers create job reports, upload photos, capture signatures, and managers get real-time visibility on all active jobs from any browser.
"We need a custom CRM that fits how we actually work"
A bespoke CRM web app with your pipeline stages, your data fields, and your automations — not a generic system forced into your process.
"Can you build a web portal for our B2B customers?"
A branded B2B customer portal where clients place orders, track status, download invoices, and manage their account — with your branding and your business logic.
"We process a lot of documents manually — can a web app automate this?"
An AI-powered document processing web app — upload PDFs, extract structured data, auto-populate forms, route for approval. Saves hours of manual data entry weekly.
"I want to build a marketplace or platform for my industry"
A custom marketplace web application with buyer/seller accounts, listings, payments, reviews, and admin controls — built to your vertical's exact requirements.
TECHNOLOGY STACK
React
Fast, modern frontend
Node.js
Scalable backend APIs
PostgreSQL
Reliable relational data
AWS / GCP
Cloud infrastructure
OpenAI / Claude
AI & LLM integration
Stripe
Payments & subscriptions
WEB APP DEVELOPERS SERVING ALL LONDON AREAS
Web App Development London — FAQ
Ready to Build Your Web App?
Book a free 30-minute scoping call with our London web app developers. We'll scope your project and provide a fixed-price quote — no commitment required.