Web & App Development
Full-stack web and mobile app development with modern frameworks. From Next.js and React to React Native and Laravel — we build fast, scalable applications for startups and enterprises.
Modern Development for Modern Businesses
We use the latest frameworks and best practices to build applications that are fast, scalable, and maintainable — from day one through to long-term growth.
Modern Frameworks
We build with Next.js, React, and Node.js for fast, scalable web applications. Server-side rendering, static generation, and API routes — all in one framework.
Mobile Apps
Cross-platform mobile apps with React Native. Native performance on iOS and Android from a single codebase, with access to device APIs and smooth animations.
E-Commerce & SaaS
Custom e-commerce stores and SaaS platforms built for scale. Stripe payments, subscription management, multi-tenant architecture, and admin dashboards.
API Development
RESTful and GraphQL APIs, third-party integrations, webhook systems, and microservices. Built for reliability, security, and developer experience.
What a Project Looks Like
Every project is scoped and quoted after a free discovery call, so you get a fixed price for your situation rather than a number that assumes someone else’s. These are the shapes most engagements take.
Marketing Website
A business that needs to be found, understood and contacted.
Typical timeline: 3–5 weeks
- Next.js, fast and accessible
- SEO and AI-search ready
- CMS for your team
- Analytics and lead forms
Web Application
Products with accounts, data and logic behind the front page.
Typical timeline: 6–10 weeks
- User accounts and dashboards
- Database and secure APIs
- AI features built in
- Automated tests and CI
Platform Build
Multi-role or multi-tenant systems with integrations and payments.
Typical timeline: 10+ weeks
- Multi-role, multi-tenant systems
- Integrations and payments
- Scalable cloud architecture
- Dedicated support plan
Timelines are typical and depend on how many systems are involved and how ready your data is. Tell us what you need and we will give you a fixed price and a date.
Discovery to Launch & Beyond
Discovery
We understand your business goals, target users, and technical requirements. We define the scope, architecture, and technology stack for your project.
Design
UI/UX design with wireframes and interactive prototypes. We design responsive, accessible interfaces that look great on every device.
Build
Agile development with regular updates and demos. Clean, tested code with CI/CD pipelines. You see progress every sprint.
Launch & Support
Deployment to production with monitoring and performance optimization. Ongoing support, maintenance, and feature development as your business grows.
Our Technology Stack
The Right Stack for Your Project
Frequently Asked Questions
What technologies do you use?
We work with modern frameworks including Next.js, React, React Native, Node.js, Laravel, and WordPress. For databases, we use PostgreSQL, MongoDB, MySQL, and Redis. We choose the right stack for each project.
Do you build mobile apps?
Yes. We build cross-platform mobile apps using React Native, delivering native performance on both iOS and Android from a single codebase. We also build progressive web apps (PWAs).
How long does a typical project take?
Simple websites take 2-4 weeks. Web applications and SaaS platforms typically take 6-12 weeks. Complex enterprise projects may take longer. We provide a detailed timeline after the discovery phase.
Do you provide ongoing support?
Yes. We offer ongoing maintenance and support packages including hosting management, security updates, performance monitoring, feature development, and bug fixes.
Can you work with an existing codebase?
Absolutely. We regularly take over existing projects, perform code audits, refactor for performance, and add new features to established codebases across all our supported technologies.
Are you based in Manchester?
Yes. BigBerri is based in Manchester, UK. We serve businesses across Manchester, Birmingham, and the wider UK. We also work with international clients remotely.
Read before you buy web development
- Web Development
What Decides What a Website Costs in the UK in 2026? Routes, Ongoing Costs and What to Check on a Quote
A plain guide to website pricing for UK business owners: what actually drives the cost across DIY builders, freelancers, agencies and web applications, the ongoing costs nobody mentions, what a cheap site really costs you, and a 10-point checklist for comparing quotes.
- Web Development
What Decides What an Ecommerce Website Costs in the UK? Shopify vs WooCommerce vs Custom
What actually decides what a UK online shop costs to build and run: how Shopify, WooCommerce and card processing are structured, the running costs that quietly outgrow the build price, and where a custom build genuinely earns its money.
- Web Development
Web Development Manchester: Cost, AI-Ready Standards and What to Ask an Agency
What a website costs in Manchester in 2026, what "AI-ready" actually means in practice, WCAG accessibility obligations, and ten questions to ask before you sign.
- AI Development
Hire an AI Developer or Use an Agency? A UK Decision Guide for 2026
Employing an AI engineer, bringing in a contractor and hiring an agency are three different commitments with three different risks. What changed in UK employment law in 2026, and how to decide.
Ready to Build Something Great?
From concept to launch, we build web and mobile applications that scale with your business. Get in touch to discuss your project.
Start Your Project