UK-based, ISO 27001-certified web development agency

Web applications and digital solutions – built to last

For over 30 years, we've been the trusted long-term development partner for UK businesses, public-sector and non-profit organisations. We design and build secure web applications, websites, mobile apps and AI integrations that transform how you work – all backed by peace of mind from ISO 27001-certified practices and a UK-based team.

DISCUSS YOUR PROJECT

VIEW OUR WORK

Whether you’re starting fresh or modernising a legacy system – we’ve got you covered.

500

PROJECTS COMPLETED

YEARS' EXPERIENCE

250

HAPPY CLIENTS

100

UK-BASED DEV TEAM

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Web application development

Custom, scalable platforms built to streamline operations and support long-term growth

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Mobile app creation

High-performance iOS, Android and hybrid apps designed for intuitive user experiences

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Website design & development

Fast, accessible conversion-focused websites built around your users and their goals

OWA team members gathered in their office, showcasing a modern workspace and collaborative environment

Legacy system support

Specialist support that stabilises, secures and extends the life of ageing systems you rely on

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Sovereign UK fully managed hosting

Reliable, secure UK-based hosting that keeps your systems fast, compliant and always available

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24/7 support & protection

Round-the-clock monitoring and rapid response to keep your applications safe, stable and performant

Accredited Channel Partner Accreditation

Our Work

A laptop is positioned on a table, showing the TUC shop website.

Trades Union Congress

Developing a new online store for a national trade union organisation

Fraser Portraits

Onboarding a full service school photography application

HR Wallingford

Relaunching a suite of Drupal websites for a specialist not-for-profit organisation

London Borough of Camden

Redesigning a council commercial property website to improve user experience

With over 30 years of cross-industry experience in web application development, we’ll bring our deep understanding and sector-wide knowledge to your project.

Why OWA Digital?

Secure. Stable. Built around you.

We’re not just developers – we’re long-term partners, helping you design, deliver and support secure platforms that evolve with your organisation and your users.

Dependable experience

UK-based, in-house development team with 30 years of successful digital delivery.

EST.

1995

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Complexity embraced

Specialists in complex system integration with brand new web apps or legacy systems.

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Procurement-ready

Security-certified – your assurance of a standards-driven and accountable experience.

OWA Team working in a collaborative well-managed process

Seamless delivery

A transparent, collaborative well-managed process ensuring timely delivery of your digital product.

500+

Projects

MORE REASONS

Happy Clients

What our clients say

OWA have worked with the TUC for over 18 years… Their friendly and creative approach to complex technical issues and their ability to find solutions that are workable and affordable is a great help to our organisation.

Jay Sreedharan, communications manager, TUC

We've been working with OWA since 2023, and I can absolutely recommend them... Communication has always been clear and responsive, and every project has been delivered on time and within budget. Switching to OWA was definitely the right move for us

Mark Fraser, director, Fraser Portraits

OWA guided us expertly through refinements to the user experience, interface design and information architecture... Prototyping with feedback rounds made all the difference.

Sophie Linton, programme director neighbourhoods, London Borough of Camden

TRUSTED BY BUSINESSES, GOVERNMENT, CHARITIES AND START-UPS FOR OVER THREE DECADES