Hire the Best QA Engineers
in the United Kingdom

Need to launch your software without embarrassing bugs? I am a Certified QA Engineer specializing in end-to-end manual and automation testing for web, mobile, and desktop apps. With 2+ years of experience, I ensure your product is flawless, secure, and ready for your users. I’m skilled in both manual and exploratory testing and have a strong understanding of the Software Development Life Cycle (SDLC) and Software Testing Life Cycle (STLC). My goal is to help teams launch reliable, user-friendly products through detailed test planning, execution, and reporting. Additional Skills: ▪️ Test documentation & reporting ▪️ Cross-browser & cross-platform testing ▪️ API & UI testing (utilising tools such as Postman & Jira) ▪️ Regression, Smoke, and UAT Testing 💡 I also bring complementary skills in digital advertising, data entry, and content creation, making me adaptable to cross-functional projects. Let’s collaborate to deliver a smooth, bug-free experience for your users 🚀

I help startups and businesses launch bug-free web and mobile applications through thorough manual QA testing, usability testing, API testing, and detailed bug reporting. I am a Certified QA Engineer specializing in end-to-end manual and automation testing for web, mobile, and desktop applications. With 2+ years of experience, I help ensure your product is reliable, secure, and ready for your users. I’m skilled in both manual and exploratory testing and have a strong understanding of the Software Development Life Cycle (SDLC) and Software Testing Life Cycle (STLC). Throughout my projects, I have: ▪️ Conducted manual, exploratory, regression, smoke, and user acceptance (UAT) testing ▪️ Identified functional, usability, and compatibility issues before product release ▪️ Created clear, detailed bug reports with reproducible steps to help development teams resolve issues efficiently ▪️ Performed cross-browser and cross-platform testing to ensure a consistent user experience ▪️ Worked with tools such as Jira and Postman for defect tracking and API testing My goal is to help teams launch reliable, user-friendly products through detailed test planning, execution, and reporting. Additional Skills: ▪️ Test documentation & reporting ▪️ Cross-browser & cross-platform testing ▪️ API & UI testing (utilising tools such as Postman & Jira) ▪️ Regression, Smoke, and UAT Testing Let’s collaborate to deliver a smooth, bug-free experience for your users. 🚀

Website & App Tester | Voice Artist | UX & QA Specialist I help businesses improve their platforms through detailed testing, clear feedback, and professional voiceover work that brings projects to life. I’ve worked with clients across a wide range of industries globally, delivering reliable results and strong communication every time. --- ## **🎤 Voiceover Services** I don’t just provide a voice — I help bring your project to life with tone, clarity, and purpose. **Services include:** * Commercials * Corporate narration * E-learning * Animation **Voice styles:** * Friendly & conversational * Genuine & believable * High-energy & dynamic * Cool & modern **What you can expect:** * Fast turnaround (often within 1–4 hours) * Studio-quality audio * Background music options (royalty-free library available) * Live direction via Zoom or your preferred platform 🧪 Website & App Testing (QA / UX) I provide detailed testing and feedback to ensure your website or app runs smoothly, looks professional, and delivers a great user experience. Testing expertise: * Functional Testing * Manual Testing * Website & Mobile App Testing * Usability / UX Testing * Regression Testing * Cross-browser & device testing * Payment flow testing What I deliver: * Clear, structured bug reports with evidence * Test case creation and execution * UX-focused feedback to improve conversions * Identification of edge cases and critical issues **💡 Why Clients Choose Me** * Proven experience working with clients worldwide * Strong attention to detail and usability * Clear communication and actionable feedback * Flexible and reliable with deadlines * Focused on helping your product succeed, not just testing it 🔧 Skills Manual QA Testing • UI/UX Evaluation • Cross-Browser Testing • Mobile App Testing Test Case Design • Bug Reporting • Payment Testing • Visual QA Regression Testing • Exploratory Testing • Agile & Waterfall --- ⭐ Let’s Work Together Send me a message or invite me to your project — I’m happy to jump in, provide value quickly, and help you get the results you’re looking for. SEO Artist British Audiobook Narrator Audiobook Narrator English Audiobook Narrator British Voice Over Artist English Voice Actor UK Voice Actor British Voice Actor Male Voice Actor British Male Voiceover British Male Voice Talent UK Male Voiceover English Male Voice Actor British Voiceover British Narrator UK Voice Over Artist British Male Narrator Voice Over Voiceover UK Voice Actor English Voice Talent website tester, app tester, mobile app tester, web app tester, manual tester, QA tester, software tester, usability tester, UX tester, UI tester, QA specialist, UX specialist, QA analyst, freelance tester, remote tester, beta tester, user testing, product tester, digital tester, cross browser testing, cross platform testing, responsive testing, bug tester, bug reporting, QA testing services, usability analysis, UX audit, UI review, heuristic evaluation, accessibility testing, functional testing, regression testing, smoke testing, sanity testing, performance testing, load testing basics, test case writing, test plan creation, QA documentation, bug tracking, Jira QA, Trello QA, test reporting, QA automation basics, Selenium basics, mobile usability testing, Android app tester, iOS app tester, SaaS tester, website QA, landing page testing, ecommerce testing, Shopify testing, WordPress testing, UX feedback, UI feedback, app usability review, website usability review, QA review expert, UX research assistant, user journey testing, customer experience testing, conversion testing, CRO feedback, A/B testing support, UX improvement suggestions, UI improvement suggestions, design feedback, prototype testing, Figma testing, Adobe XD testing, wireframe testing, product feedback specialist, usability insights, QA consultant, QA freelancer, UX freelancer, usability consultant, digital product tester, interface testing, interaction testing, frontend testing, backend QA basics, API testing basics, Postman testing, QA tools expert, testing documentation, QA workflow, defect tracking, QA lifecycle, Agile QA, Scrum QA, sprint testing, QA reporting, QA metrics, QA review, QA checklist, QA validation, QA verification, QA support, QA debugging, QA issue tracking, QA bug fixing support, QA evaluation, QA feedback, QA testing expert, QA specialist freelance, QA engineer freelance, usability testing expert, UX audit expert, UX review expert, UX testing freelance, UX consultant freelance, usability tester freelance, app QA expert, website QA expert, product UGC Creator, UGC Content Creator, User Generated Content, Product Reviews, Brand Collaborations, TikTok UGC, Instagram Reels Creator, Video Testimonials, Lifestyle Content Creator, Voiceover Artist, Website Tester, App Tester, UX Tester, QA Specialist, Mobile App Reviews, Unboxing Videos, Product Demonstrations, Social Media Content, Short Form Video Creator, Authentic Brand Content, Digital Creator, Content

- 10+ years of experience in Software Testing and QA. - Solid expertise in Manual Testing and Test Automation. - Vast experience in Functional, Integration, System, Compatibility, Cross-browser testing of Web and Mobile Apps. - Proficient in defining requirements, test planning, reporting issues. - Can work with teams following Agile or Waterfall approaches. - Experienced in leading teams and working with remote teams. - Clear and concise status reporting and metrics. - Proactively communicate issues and share ideas/thoughts on improvements. - Quick learner, coach and mentor. Tools: Selenium | WebdriverIO | Appium | Locust | Jira | Confluence | Quality Center | Frameworks: JUnit | TestNG | JBehave | Python PY Framework Languages: Python | Java | IBM Host On-Demand Macro Scripting Certifications: - Certified Scrum Master and AWS Certified Solution Architect. - IBM Certified DB2 Professional and TOGAF certification in 2007.

Hi! I’m a Certified Agile Project Manager, Scrum Master (PSM I), Product Owner (PSPO I), and ISTQB-Certified QA Professional with 13 years of experience leading Agile software development projects across SaaS, eCommerce, retail, EdTech, AI, and creative agencies. Why do clients hire me? - Top-Rated Upwork Freelancer with 100% Job Success - Agile/Scrum implementation expert for startups and scaling teams - Hands-on experience with user stories, sprint planning, backlog grooming, and UAT testing - Tools: Jira, Trello, ClickUp, Asana, Notion, TestRail, Miro, Confluence etc. - Expert in cross-functional remote team collaboration and Agile ceremonies - Skilled in both manual testing and QA oversight within Agile environments Services I offer: Agile Project Management - Scrum ceremonies, sprint execution, and velocity tracking - Agile coaching and team productivity improvement - Milestone tracking, project planning, and risk mitigation Scrum Master - Backlog prioritization, story refinement, and acceptance criteria creation - Managing roadmaps, MVP definitions, and sprint goals - Coordinating between developers, designers, QA, and clients QA & Testing Support - Manual testing, regression testing, and test case development - ISTQB-certified QA processes and UAT execution - Coordination between QA, development, and product teams - Familiar with Agile test planning and defect management Certifications & Education: - Leadership & Conflict Resolution – University of Cambridge - Professional Scrum Product Owner (PSPO I) – Scrum.org - Professional Scrum Master (PSM I) – Scrum.org - ISTQB Certified Tester (Foundation Level) - Master’s in Project Management - SZABIST Industries I serve: - SaaS Platforms & Digital Products - eCommerce & Retail Technology - AI-Powered Solutions & Startups - Creative & Design Agencies - Edtech Solutions If you're looking for a hybrid Agile expert who can own your project delivery, manage quality assurance, and align teams for success, I’d love to help. Related Keywords: Manual Testing, API Testing, Web Testing, Mobile App Testing, Regression Testing, Cross-Browser Testing, Test Case Design, Jira, UI/UX Testing, End-to-End Testing, Functional Testing, Bug Reports, Quality Assurance, Payment Gateway Testing, iOS Testing, Android Testing, Test Plan, Usability Testing, User Testing, Software Testing, Manual QA, AI Testing, Chatbot Testing, Voice AI Testing, NLP Testing, Mobile App QA, Conversational AI, AI Model Evaluation, Reverse Testing, PWA Testing, Progressive Web App Validation, AI Apps Testing, Progressive Web Application, OpenAI, AI Apps, ChatGPT, Sora, Gemini, Generative AI, Chatbot

Shipping fast is easy. Shipping fast without breaking things? That's where we come in. I'm Ajesh, co-founder of CalibreCode - a specialist QA and software testing agency with 14,000+ hours logged on Upwork, a 100% Job Success Score, and Top Rated Plus status. We've helped startups, scaleups, and enterprises across the UK, US, and India launch faster, reduce production bugs, and build release confidence. What we do: Manual & Automated Testing - thorough coverage across web, mobile, and enterprise platforms Test Automation - Selenium, Cypress, Playwright, and CI/CD integration to catch issues before they reach users Performance & Load Testing - validating that your app scales under real-world demand End-to-End QA Consulting - embedded QA strategy from sprint planning to release sign-off Clients don't just hire us to find bugs. They hire us because they want a QA partner who understands their product, integrates with their team, and takes ownership of quality, not just a checklist. We've worked across SaaS, HR Tech, RegTech, EdTech, AR/VR, and event platforms. Whether you need a dedicated QA resource, a rapid audit before launch, or a long-term testing partner, we can be up and running within days. Let's make sure your users never find the bugs we already caught.