Software development in London

Web development agency in London

Expert web development and software solutions for London businesses

A Little Big is a leading web development agency delivering custom web applications and software development to help London businesses thrive in the UK's most competitive digital economy.

Get a free consultation View our services
Software development services in London

100+

Projects delivered

15+

Years experience

2012

Year founded

100%

UK-based team

Areas we cover

Serving businesses across London

From innovative startups in Shoreditch to established enterprises in the City, we provide expert software development with deep London market knowledge.

Central London

Supporting London's thriving financial and business districts with enterprise software solutions and scalable web applications.

Tech City

Delivering cutting-edge web applications to London's vibrant tech ecosystem in Shoreditch and Old Street.

Canary Wharf

Providing enterprise-grade financial software and mission-critical web applications to London's financial district.

Our services

Software development services

Modern, scalable software solutions tailored to your London business needs.

Custom Web Applications

Bespoke web applications built with modern frameworks to digitise and streamline your business operations.

Cloud Solutions

Scalable cloud deployments using Azure, AWS, and modern infrastructure to ensure your software grows with your business.

.NET Development

Enterprise-grade .NET applications and APIs for robust, secure, and maintainable business software solutions.

Mobile-Responsive Design

Fully responsive web applications that work seamlessly across all devices, ensuring accessibility for your customers.

Legacy System Modernisation

Transform outdated software systems into modern, efficient applications using the latest technologies.

Ongoing Support

Local support and maintenance for your software, ensuring optimal performance and continuous improvement.

Why choose us

Why London businesses choose A Little Big

01

Capital Market Understanding

Deep knowledge of London's diverse business landscape, from fintech startups to established enterprises.

02

Modern Technology Stack

We use cutting-edge technologies like .NET and cloud platforms to build future-proof solutions.

03

Agile Development

Our agile approach ensures rapid development cycles, regular updates, and flexibility to adapt to your changing needs.

04

Transparent Communication

We believe in clear, honest communication throughout the development process, keeping you informed every step of the way.

Location

Serving London & Greater London

Providing software development services across all London boroughs and the surrounding areas.

FAQ

Frequently asked questions

Everything you need to know about working with us.

Still have questions? Get in touch
We specialise in .NET, Azure, AWS, and modern cloud-native technologies. Our team has deep expertise in building enterprise-grade applications, CRM systems, reporting dashboards, and AI-powered solutions.
Project timelines vary based on scope and complexity. A focused MVP can be delivered in 4–8 weeks, while larger enterprise solutions typically take 3–6 months. We provide a clear timeline estimate during the initial consultation.
We work with businesses of all sizes — from ambitious startups looking to build their first product to established enterprises modernising legacy systems. Our approach scales to fit your needs and budget.
It starts with a free consultation to understand your goals. From there, we define scope, provide a proposal, and move into an agile development cycle with regular demos and feedback loops so you’re always in the loop.
Yes. We offer flexible support and maintenance packages to keep your software running smoothly, handle updates, and scale as your business grows. We’re a long-term partner, not just a one-off vendor.

Ready to start your project?

Get in touch with our team today for a free consultation and discover how we can help your London business succeed.

Get in touch