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INVUSE LIMITED
We deliver user testing for public sector websites and digital services to validate usability, accessibility and performance. Our user testing service supports evidence-led decision-making through moderated and unmoderated user testing with residents, staff and assistive technology users, ensuring services meet real user needs before and after launch.
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M4 DIGITAL GROUP LTD
Our Cloud Performance and Testing Service Provision provides clients with a wide range of professional testing services, including functional testing, load testing, stress testing, test automation, non-functional testing (such as performance, security and accessibility), test strategy, test management and test guidance for developers.
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Great State
Functional/non-functional testing and quality assurance of digital services and products deployed to the cloud, by our team of ISTQB-BCS Certified and SC cleared test analysts and engineers. Including, test consultancy, planning, execution (manual and automation), analysis and reporting. Covering security, performance, load/stress, accessibility, SEO, usability, system and browser/device compatibility testing.
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THE PUBLIC SERVICE CONSULTANTS LIMITED
Our team conducts comprehensive usability testing for your cloud and digital services, focusing on UI and UX. We identify potential issues, evaluate intuitive navigation, assess usability, check accessibility following Web Content Accessibility Guidelines, and evaluate performance. Testing with real people, our reports provide insights for enhancing user satisfaction and retention.
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MPHASIS UK LIMITED
25+ years of testing expertise spanning different testing types such as functional, performance, security, usability, and accessibility, delivered using both manual and automation capabilities in our End-to-End Testing Services. Mphasis Testing-as-a-service offers customizable, test automation frameworks, DevOps tools and CI/CD through our Testing CoE optimising service development life cycle.
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CONCEPTU.AI LTD
Quality engineering and test automation services ensuring cloud applications meet functional, non-functional, and accessibility requirements. We design test strategies, build automation frameworks, execute performance testing, and embed quality practices—enabling continuous testing in DevOps pipelines while meeting government accessibility standards and service assessment expectations.
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CONCEPTU.AI LTD
Quality engineering and test automation services ensuring cloud applications meet functional, non-functional, and accessibility requirements. We design test strategies, build automation frameworks, execute performance testing, and embed quality practices—enabling continuous testing in DevOps pipelines while meeting government accessibility standards and service assessment expectations.
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Aspire Systems
Aspire Systems' quality assurance and performance testing service ensures digital solutions are reliable, secure, accessible, and capable of scaling in cloud environments. We provide functional, non‑functional, automated, and performance testing supported by proven methodologies, extensive experience, and tailored testing strategies that reduce risk, improve quality, and accelerate high‑quality delivery.
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MADE TECH LIMITED
Provide audit, strategy and technical support to ensure digital and physical products are WCAG-compliant and usable by all, mitigating risk.
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MADE TECH LIMITED
Provide audit, strategy and technical support to ensure digital and physical products are WCAG-compliant and usable by all, mitigating risk.
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MADE TECH LIMITED
Provide audit, strategy and technical support to ensure digital and physical products are WCAG-compliant and usable by all, mitigating risk.
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MADE TECH LIMITED
Provide audit, strategy and technical support to ensure digital and physical products are WCAG-compliant and usable by all, mitigating risk.
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MADE TECH LIMITED
Provide audit, strategy and technical support to ensure digital and physical products are WCAG-compliant and usable by all, mitigating risk.
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AXELERANT TECHNOLOGIES UK LIMITED
End-to-end quality engineering services for digital platforms and cloud-native applications. We help organisations build accessible, high-performing, and reliable services through modern QA practices, automation, and expert testing. Our engineers act as strategic quality partners, not just testers, from planning to deployment.
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FEEL CREATED LIMITED
We provide bespoke WordPress UX, content design and accessibility services for public sector websites. Our research-led approach ensures clear, inclusive and user-centred WordPress experiences, with accessible design guidance, reusable content patterns and an intuitive CMS experience to support efficient publishing and quality. Optional improvements can be supported through maintenance.
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ANSWER DIGITAL LIMITED
Comprehensive Quality Engineering delivering automated testing, performance engineering, and accessibility audits. We provide QA maturity assessments, shift-left strategies, and continuous testing within CI/CD pipelines. Our experts upskill teams in agile practices, GDS standards, and sustainable test data management to ensure scalable, reliable cloud-native services.
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FEEL CREATED LIMITED
Our accessibility review provides an independent assessment of how well your website aligns with WCAG 2.2 AA. Using standard tools and practical checks, we highlight user barriers and provide a report with severity ratings, recommendations and inclusive design guidance. Follow-up remediation can be supported through our maintenance service, if required.
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M4 DIGITAL GROUP LTD
Our Cloud Performance and Testing Service Provision provides clients with a wide range of professional testing services, including functional testing, load testing, stress testing, test automation, non-functional testing (such as performance, security and accessibility), test strategy, test management and test guidance for developers.
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M4 DIGITAL GROUP LTD
Our Cloud Performance and Testing Service Provision provides clients with a wide range of professional testing services, including functional testing, load testing, stress testing, test automation, non-functional testing (such as performance, security and accessibility), test strategy, test management and test guidance for developers.
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M4 DIGITAL GROUP LTD
Our Cloud Performance and Testing Service Provision provides clients with a wide range of professional testing services, including functional testing, load testing, stress testing, test automation, non-functional testing (such as performance, security and accessibility), test strategy, test management and test guidance for developers.
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SOLIRIUS REPLY LIMITED
Solirius' Mobile and Device Testing service provides comprehensive testing to ensure mobile applications and websites function flawlessly across various real devices, operating systems, browsers, and network conditions. We validate functional correctness, usability, accessibility, security, and performance for seamless digital experiences across diverse devices and environments.
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ENVITIA LTD
Envitia's Testing & Simulation Service leverages cloud-centric technologies to offer scalable, efficient testing and simulation solutions. Our service accelerates solution development, enhances system reliability, mitigates risks, and fosters innovation whilst delivering cost-effective, high-performance cloud-based outcomes for defence, national security and central government customers.
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COMPLETE QUALITY ENGINEERING LIMITED
CQE’s Non-Functional Testing and assurance service includes:
performance, security, penetration, compliance, compatibility, usability,
accessibility, maintenance, operational acceptance, resilience, and
disaster recovery. We provide individual Non-Functional Testing
specialists, teams, consultancy and/or managed services to deliver the
optimum 'Shift Left’ Non-Functional Testing approach.
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M4 DIGITAL GROUP LTD
Our Cloud Performance and Testing Service Provision provides clients with a wide range of professional testing services, including functional testing, load testing, stress testing, test automation, non-functional testing (such as performance, security and accessibility), test strategy, test management and test guidance for developers.
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COFORGE U.K. LIMITED
Coforge consults customers in defining automated testing goals and a roadmap to continuously improve testing efficiency and effectiveness, to introduce extreme automation and continuous testing at every stage of testing to increase business-critical testing coverage.
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SPINDOGS LTD
Front-end development services to build accessible, user-centred digital interfaces for public sector websites and applications. Supports buyers needing standards-informed, maintainable front-end code that improves usability and accessibility for a wide range of users.
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TESTING PERFORMANCE LIMITED
Design and build software (including Azure AI Chatbots), validated with test automation. Onboarding and offboarding onto DevSecOps, run scripted functional, performance, and accessibility tests, authentication including 2FA,Forgerock UMA and ISO27001 Safe Harbour. Integrate defect creation, analytics, and release gates, accelerating feedback, improving quality, and shipping confidently to GDS platforms.
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COHERENCE CONSULTING LIMITED
We design, develop, optimise and maintain accessible user-centred web-platforms for public sector clients who value efficient content design publishing workflows. We help organisations understand their users web needs and develop effective design treatments aimed at their outcomes.
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USER VISION LTD.
Developer‑focused training to build accessible web experiences. Cover semantic HTML, keyboard support and focus order, ARIA, forms and validation, media alternatives, responsive behaviours and testing — embedding accessibility across components, frameworks and pipelines to meet WCAG and GOV.UK Service Standard.
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ZOONOU LIMITED
Zoonou’s Accessibility Remediation Services help make digital documents and PDFs accessible, inclusive, and compliant. We remediate Microsoft source documents and PDFs to meet WCAG, PDF/UA, PSBAR, EN 301 549, and GDS standards, providing evidence for governance, assurance, and service assessments, while building internal capability for future accessible content creation.