Sr. Quality Assurance Engineer w/Detox Testing Experience

Job Title: Sr. Quality Assurance Engineer w/Detox Testing Experience Job Description We're Halcyon Labs . The intelligent transformation partner. Solution-focused. Tech-powered. Intelligence-fueled. The global technology and services leader that powers the world’s best brands, today and into the future. We’re solution-focused, tech-powered, intelligence-fueled. With unique data and insights, deep industry expertise, and advanced technology solutions, we’re the intelligent transformation partner that powers a world that works, helping companies become refreshingly simple to work, interact, and transact with. We shape new game-changing careers in over 70 countries, attracting the best talent. The Halcyon Labs Technical Products and Services team is the driving force behind Halcyon Labs ’s transformation, data, and technology services. We integrate world-class digital engineering, creativity, and a deep understanding of human behavior to find and unlock value through tech-powered and intelligence-fueled experiences. We combine human-centered design, powerful data, and strong tech to accelerate transformation at scale. You will be surrounded by the best in the world providing market leading technology and insights to modernize and simplify the customer experience. Within our professional services team, you will deliver strategic consulting, design, advisory services, market research, and contact center analytics that deliver insights to improve outcomes and value for our clients. Hence achieving our vision. Our game-changers around the world have devoted their careers to ensuring every relationship is exceptional. And we’re proud to be recognized with awards such as "World's Best Workplaces," “Best Companies for Career Growth,” and “Best Company Culture,” year after year. Do you enjoy programming but also like being accountable for the quality of the applications you deliver? Halcyon Labs Catalyst is an award‑winning digital services company and Apple Mobility Partner, focused on improving people’s lives through technology. We are continuing to grow our engineering capability and are looking to add a Mobile QA Automation Engineer to our distributed product teams supporting projects across multiple regions. If you are passionate about building high‑quality mobile experiences that people love to use, we would love to hear from you. About the role As a Mobile QA Automation Engineer, you will work closely with engineers, product managers and designers across the UK, Ireland, the US, Poland and Latin America. You will take ownership of quality throughout the full software development lifecycle, from sprint planning through to release. This is an ongoing recruitment opportunity, reflecting our continued growth and the recurring need for expertise in mobile quality engineering. What you will do Contribute to quality from the earliest stages of development, including sprint planning and backlog refinement Design, write and execute automated and manual test cases based on user stories and acceptance criteria Develop and maintain automated mobile tests using XCUITest, Espresso and/or Detox Perform end‑to‑end testing across iOS and Android applications Collaborate with engineers globally to write clear, maintainable acceptance tests in a BDD style Analyse complex systems and define effective testing strategies Work closely with development and test engineering teams through peer reviews, pair programming and shared quality practices Support delivery of high‑quality solutions across industries such as consumer finance and retail Required experience and skills Programming experience in Swift, Kotlin or JavaScript Strong experience designing and developing automated tests Hands‑on experience with at least one of the following: Detox for React Native UI testing XCUITest (Swift) Espresso (Kotlin) Experience executing tests using Xcode and/or Android Studio Understanding of RESTful APIs (XML/JSON) and associated tools such as Charles Proxy or Fiddler Experience with test planning and writing structured test cases Familiarity with CI/CD toolchains such as Bitrise, Fastlane or TestFlight Experience working with Jira in an Agile delivery environment Experience working in cross‑functional, distributed teams (Desired) What we offer Empowerment You’ll have autonomy within a supportive team that values ownership and quality. Teams collaborate to agree working hours, providing flexibility around when and how work is completed. Quality focus You will contribute to software design discussions, review code and test strategies, and help ensure quality through automation, reviews and collaborative engineering practices. Collaboration & learning You will work in multi‑disciplinary teams with experienced designers, engineers and testers, providing opportunities to learn, challenge ideas and grow professionally. Stability with opportunity You’ll be part of a well‑established global business while contributing to growing product teams delivering meanin