Top Usability Testing Services Companies & Expert Usability Testers in UK | 2025

We are Magneto. A team of digital commerce experts working with manufacturers, wholesalers and retailers globally, turning ideas into unique customer & content-centric experiences, using a platform-agnostic approach. Since 2010, we have been architecting digital commerce solutions for our clients providing innovative solutions, managing delivery and accelerating the speed at which leading B2B, B2C, D2C and marketplace brands can scale with flexibility their online offerings. We empower enterprises with industry-leading composable commerce solutions through a range of partners which offer PIM, DAM, OMS, MDM, DEM, CRM, CX, omnichannel sales, and marketing business needs. We push ourselves. We push technology. And we push the boundaries of conventional commerce.

a1qa is a provider of quality assurance and software testing services, specializing in ensuring the error-free operation of various software types. From prepackaged applications to custom-built solutions deployed in any environment, a1qa supports projects across all Agile frameworks, including SAFe.  For over 20 years, a1qa has been helping businesses successfully deliver mission-critical projects. Their services are designed to enhance software quality, optimize QA processes, ensure compliance with industry standards, complete end-to-end digital transformations, and drive organizational growth.  a1qa serves a wide range of industries, including telecommunications, IT, eCommerce, digital health, finance, media, energy, and more. Through their Centers of Excellence and R&D labs, a1qa develops solutions, featuring AI-driven technologies, that accelerate project delivery without compromising on quality.  With nearly 1,000 skilled QA professionals, a1qa invests heavily in continuous learning through hands-on training courses and technical seminars for both QA engineers and managers conducted in its internal academy. This commitment ensures that their specialists remain equipped with the latest knowledge and cutting-edge tools to meet evolving industry demands.  Custom-built QA teams are swiftly assembled and augmented to support organizations at any project juncture, address skill deficiencies, and navigate growing testing demands. Each project presupposes specialized training, guaranteeing uninterrupted workflows in case of any personnel transitions.  a1qa also upholds stringent quality and security standards, as evidenced by their ISO 9001 and ISO/IEC 27001 certifications. These measures reflect their dedication to exceeding client expectations while safeguarding sensitive data.  By partnering with a1qa, businesses can unlock new levels of software reliability, expedite t2m, diminish expenses, and curtail risk factors, leveraging QA as a strategic advantage in achieving their goals. 

EndPoint Clients, a UK-based company with global reach, is your one-stop resource for promoting digital success. Our team of enthusiastic IT experts and innovative thinkers is committed to developing custom solutions that will propel your company to new heights. Are you prepared to realize your greatest potential in the digital realm? Use EndPoint Clients as a reference. Reach out to us right now, and together, let's start your path to digital supremacy.

Sphinx Solutions is ISO 9001: 2015 certified company. The company has a team of more than 80 UI/UX designers, skilled developers, UI/UX designers, Technology Consultants, and Project Managers. These are some of the features that set them apart in the field of e-Commerce website developers like Dynamic e-commerce Site Search, Analytics & Reporting, Global Market Exposure, etc. The solutions they have are of E-Commerce Solutions, Enterprise Mobility Solutions, White Labelled Solutions, Web Applications, Website Design & Development, Mobile App Development, Windows App Development, Android App Development, iOS App Development, Cross-Platform Apps and Business Analytics.

InStandart is a software development company that provides powerful, secure and scalable IT solutions for enterprises and fast-growing medium-sized businesses since 2014. We specialize in software development, AI integration, process automation and cloud solutions, helping companies accelerate innovation, improve efficiency and stay competitive. We empower businesses with scalable, enterprise-grade solutions that drive innovation, efficiency, and sustainable growth. By leveraging cutting-edge technology, we help companies stay competitive in a rapidly evolving digital landscape.   Our services:  Software Development Services: Scalable, high-performance software tailored to your business. Custom Software Development SaaS Product Development CAD Software Development Design & User Experience: User-centered designs that engage and convert. UI/UX Design Gaming Platform Design & Development E-commerce & Retail Solutions: Optimized digital commerce for maximum efficiency and revenue growth. E-commerce Development & Optimization Workflow Automation & Business Process Optimization Healthcare & Life Sciences Solutions: Secure, AI-powered solutions for the healthcare industry. Research & Development Platforms Compliance & Security Solutions Mobile & Web Application Development: Seamless, high-performing apps for an always-connected world. Mobile App Development Navigation & Mapping Solutions Data & Process Automation: AI-powered automation to cut costs, enhance efficiency, and scale operations. Data Integration & Management Workflow Automation & Business Process Optimization Innovation & Emerging Technologies: Future-proofing businesses with cutting-edge technology. Custom AI Solutions Machine Learning Implementation LLM (Large Language Model) Integration AI in Business Intelligence AI-Driven Features Advanced Integration for Smart Devices Managed Services: Ongoing development, maintenance, and support to keep your business running smoothly. Dedicated Support & Maintenance Feature Updates & Enhancements Performance Optimization Scalability & Growth Support On-Demand Development Resources

So-Creative is an award winning web design and development agency based in London. With a reputation for redefining digital experiences, they craft bespoke websites and cutting-edge software solutions that captivate audiences and deliver results. Their talented team combines creativity, collaboration, and advanced technology to help businesses develop memorable brands, generate leads, and achieve lasting success online. By offering streamlined, cost-effective processes, So-Creative is the trusted partner for businesses seeking to transform their digital presence and unlock growth through innovative design and technology.

Seasia Infotech, a CMMI Level 5 certified software development company, has been delivering innovative solutions for over two decades with the Seasia Agile Model (SAM). Our proprietary SAM, combined with our commitment to leveraging cutting-edge tools and technologies, sets us apart in the market, ensuring we deliver unparalleled value and quality in our software solutions. Here are more reasons to choose Seasia Infotech as your trusted software development partner: Future-Ready Solutions: Our forward-thinking strategies equip your business for future challenges. Data Security Priority: We prioritize rigorous data protection measures to safeguard your sensitive information. Global Talent Pool: Our diverse team of experts from around the world brings a wealth of perspectives and skills. Continuous Learning Culture: We are committed to ongoing education and skill enhancement, ensuring our team remains at the forefront of technology trends, delivering the best to you. Sustainable Practices: We emphasize eco-friendly and sustainable software development methodologies. Beyond software development, our services include: Mobile App Development Web Development Staff Augmentation IoT and Cloud Computing IT Outsourcing Artificial Intelligence Solutions Quality Assurance UI/UX Implementations Low-Code / No-Code Development With a proven track record working with industry leaders like Harley Davidson, Mahindra, Adani, Flipkart, BD, Assurant, Dr. First, Sumeru, and Massachusetts Medical Society, we consistently deliver solutions that exceed industry standards.

We are passionate about creating innovative digital solutions that drive success and push boundaries, enabling our clients to achieve their business goals.

Design-thinking web development team We are Solar Digital, a full-cycle design and web development company. We help businesses to grow and minimize the time of staff, scale and automate processes, and launch products through result-oriented development.  Our services: – Brand Identity development – Web and Mobile UX/UI design – Web & Mobile Applications – Creative Promo Websites – Full-stack development – E-commerce Development – MVP for Startups – Business Analysis and Quality Assurance – Custom CRM and Task Managers – Analytical Portal with Big Data – Logistics Transport Solutions – FinTech Solutions – TravelTech Solutions What's the outcome? Achieving your business goals and stable growth. – Startups that we made successfully reached an Exit and M&A – We developed a logistics product that helped grow x23 times in just 2 years – We design a custom CRM that saves the time of 25 managers – Our works received 100+ world-famous awards