AGENCY LIST

Si Digital

Southsea, Portsmouth, United Kingdom
Visit sidigital.co

Bespoke websites and apps for ambitious global brands

Si digital specializes in creating websites, apps, and software that enhance clarity, efficiency, and brand impact for ambitious global businesses. With over two decades of experience, they focus on a collaborative approach to discovery, ensuring solutions are tailored to client challenges and goals.

Their core services include bespoke website and app development, SaaS system integration using their Faraday middleware, and ongoing support for hosting and data security. Si digital's UK-based team of developers is dedicated to bringing projects to life with practical insights and no assumptions.

Si digital has a proven track record with clients like Harwin and Co-op insurance, delivering projects on time and on budget. Their work includes large-scale UX research, content auditing, and custom software platforms for major brands such as Wightlink and Hasbro.

3
SERVICES

Capabilities

Category

Web Development

Services

What these services involve

API and Systems Integration
API and Systems Integration for web development buyers. Clear scope, measurable outcomes, and reliable delivery.
Backend Development
Backend Development for web development buyers. Clear scope, measurable outcomes, and reliable delivery.
Frontend Development
Frontend Development for web development buyers. Clear scope, measurable outcomes, and reliable delivery.

Agency details

Team size
11-50 people

About this agency on Agency List

Si Digital holds an Agency List Score of 73 out of 100.

That score is higher than 37% of the 36,919 agencies Agency List has assessed so far.

The Agency List Score measures how well an agency documents its work in public: named clients, quantified outcomes, and whether those outcomes are attributed to the agency rather than to the client.

It does not measure client satisfaction, price, or availability.

How the Agency List Score is measured

Assessment date

Agency List assessed Si Digital in September 2026, reading 5 pages published on sidigital.co.

The score reflects what Si Digital had published by that date; anything published since has not been read.

Directory hubs

Browse the wider directory Si Digital is listed in.