What we do
We work across QA strategy, delivery and execution to help our clients deliver better software, services and digital products.

We provide services across a broad range of QA capabilities
QA and software testing
We offer a comprehensive range of software testing and QA services, designed to align with your technology stack, user expectations, and business goals. Each service focuses on a critical area of quality assurance (QA) - so you get the right testing at the right time.
Integration & Deployment Readiness Testing
Ensure your systems connect, data flows seamlessly, and operations are set for success. Ideal when you’re integrating complex systems or preparing for production.
- System integration testing confirms that your systems, services, and components interact smoothly and as expected.
- Data migration testing checks for data accuracy, integrity, and security during transitions, preventing critical issues before go-live.
- Operational acceptance testing validates that your software meets all operational requirements - from performance to support processes.
Feature and user-focused testing
Deliver software that works right - every time, for every user. Best suited for feature releases, iterative development, and customer-facing updates.
- User acceptance testing assesses whether your software aligns with real-world user needs and stakeholder requirements.
- Functional testing checks that each feature performs according to defined specifications and behaves as intended.
- Compatibility testing evaluates performance across browsers, devices, and operating systems to catch environment-specific issues.
- Regression testing identifies whether new changes have unintentionally affected existing functionality.
- API testing validates communication between services, ensuring they work efficiently, accurately, and securely.
Technology-specific testing
Tailored QA across platforms, environments, and systems - whatever your stack, wherever it runs.
- AR/VR testing tests interactive experiences for responsiveness, realism, and performance across devices.
- ERP testing focuses on validating workflows, data flows, user roles, and integration logic within enterprise systems such as SAP or Oracle.
- Web application testing examines your app’s functionality, performance, and responsiveness to guarantee a seamless online experience.
- Mobile application testing focuses on mobile-specific challenges like gesture response, screen adaptability, and OS fragmentation to ensure smooth performance everywhere.
Digital accessibility
We’re your strategic partner in digital accessibility - helping you build inclusive products and services that work for everyone. From testing to training, we provide end-to-end support to embed accessibility into every stage of your digital journey.
- WCAG audits and testing evaluates websites, applications, and digital tools against the Web Content Accessibility Guidelines (WCAG 2.2) to identify barriers and ensure inclusive, compliant experiences.
- Disabled user testing involves real users with disabilities to uncover usability issues that automated tools can’t detect, providing valuable insights from lived experience.
- Accessibility training equips your teams with practical knowledge and best practices to design, build, and maintain accessible digital products from the ground up.
- Document remediation transforms PDFs, presentations, and other digital documents into accessible formats, ensuring compatibility with screen readers and assistive technologies.
- Accessibility strategy helps you build a sustainable, organisation-wide approach to accessibility through audits, roadmaps, policy development, and long-term planning.
Cyber security
We help our clients strengthen their security posture with practical, proactive cyber security services. Whether you're looking to identify vulnerabilities, secure your cloud environment, or test real-world defenses, our services are designed to protect your digital assets and support ongoing compliance.
- Penetration testing simulates real-world attacks, using the techniques and tools available to attackers, to uncover exploitable vulnerabilities and weaknesses.
- Vulnerability scanning services automatically identifies exploitable vulnerabilities on a continuous, periodic, or on-demand basis.
- Cloud configuration review is an independent and impartial evaluation of the effectiveness of the security controls within cloud environments such as AWS, Azure and Google.
Performance optmisation
Our performance optimisation services give you a full view of your application's performance - from the moment a user lands on a page to the second your server returns a response under pressure.
Load testing measures how your back-end and infrastructure handle real-world traffic - from concurrent users to sudden spikes in demand. We simulate various scenarios of user traffic to uncover performance bottlenecks, so your applications stay fast, stable, and scalable when it matters most.
Page speed testing measures how quickly a page renders, becomes interactive, and responds to user actions - from a real browser’s point of view. We identify what’s slowing down the user experience to help make your site feel faster, intuitive, and reliable across all devices.
Test automation
Test automation services help teams accelerate delivery and improve software quality through smart, scalable test automation. Our automation services are designed to reduce manual effort, increase test coverage, and support rapid, reliable releases - whether you’re building from scratch or scaling an existing framework.
Strategy and consultancy
We partner with teams to define and implement effective QA, testing, and digital strategies that align with business goals. Whether you need expert guidance on process improvement, team structure, tooling, or long-term planning, our QA consultancy services help you make confident, informed decisions that drive quality at scale.
Flexible delivery to fit your needs
No two teams or projects are the same - so we offer multiple delivery models to match your goals, timelines, and ways of working. Whether you need fully managed QA, embedded testers, or short-term project support, we provide the right level of integration and control.
Explore our delivery models to find the best fit for your team.
Performance and functional testing of complex healthcare data products
We partnered with Fortrus to help role out their healthcare data product to NHS trusts across the UK.

'Working with Zoonou has been a dream. They have felt like an extension of our team, they understand what we are trying to achieve and the business goals for our clients.'
- Andy Eva-Dale, Technical Director at Tangent
Fresh thinking from our team

Trying something new (and loving it): my secondment story

Page speed performance testing vs load testing: what’s the difference - and why you need both

Building safe AI: four key security risks for LLMs
Every great partnership starts with a conversation
Curious about how we can support your team? Get in touch - we’re always happy to chat.