Performance-driven web development

Performance-first
websites built
with Next.js

Sigma Studios builds fast, SEO-optimised websites and front-end solutions focused on speed, accessibility, and real-world performance.

Book a free 15-minute call

Trusted on high-traffic e-commerce platforms for global retailers including JD Sports, size?, Footpatrol, The Hip Store, and The Fragrance Shop.

Services

Performance-first web development services focused on speed, accessibility, and long-term maintainability.

Performance-first websites

Fast, resilient websites built with performance as a first-class concern — from Core Web Vitals and accessibility to clean architecture that scales as your product grows.

Front-end engineering

Robust front-end solutions for production systems, including component architecture, complex API integrations, and payment system implementations using platforms such as Adyen with support for Apple Pay and other modern payment methods.

UI components & design systems

Reusable, accessible UI components and scalable design systems that improve consistency, speed up development, and support long-term product evolution.

Motion & interaction

Subtle, purposeful animations and interactions that enhance user experience without compromising performance or accessibility.

State management & data flow

Predictable state management for complex applications using patterns and tools such as Redux, focused on clarity, testability, and long-term maintainability.

AI-powered integrations

Practical AI integrations that add real value — from content and automation workflows to intelligent UI features — implemented with performance, security, and reliability in mind.

Analytics & tracking

Implementation and optimisation of analytics and tracking solutions, including Google Tag Manager, to support reliable measurement, experimentation, and data-informed decisions.

Performance optimisation & audits

Improve existing sites through performance audits, Core Web Vitals optimisation, accessibility reviews, and pragmatic refactoring focused on real-world impact.

Technical consulting

Support for teams and founders making decisions around front-end architecture, performance strategy, and long-term maintainability.

Contact

If you’re planning a new project or need support improving an existing product, feel free to get in touch. I’m happy to discuss ideas, timelines, and whether we’re a good fit.

Based in the UK · Available for freelance and contract work