Ingenico is the global leader in payments acceptance solutions. As the trusted technology partner for merchants, banks, acquirers, ISVs, payment aggregators and fintech customers our world-class terminals, solutions and services enable the global ecosystem of payments acceptance. With 40 years of experience, innovation is integral to Ingenico’s approach and culture, inspiring our large and diverse community of experts who anticipate and help shape the evolution of commerce worldwide. At Ingenico, trust and sustainability are at the heart of everything we do. The scope The Senior Android Developer will be responsible for designing, building, and maintaining high-quality Android applications on specialized devices in high-reliability, transaction-driven environments. Key Responsibilities • Develop and maintain robust, scalable Android applications • Collaborate with product, design, and engineering teams • Ensure performance, reliability, and seamless user experience on devices • Handle complex scenarios (network variability, retries, data consistency) • Contribute to architecture, code quality, and engineering best practices • Troubleshoot issues across application, device, and integration layers • Mentor team members and foster a collaborative environment • Take ownership of features from design through to delivery Experience & Requirements * 5+ years of Android development experience (enterprise, POS, embedded, or hardware-integrated environments preferred) • Strong expertise in Kotlin (Java is a plus) • Solid experience with Jetpack, Compose, and Coroutines/Flow • Strong understanding of Android architecture patterns (MVVM, MVI, Clean Architecture) • Experience with REST APIs, SDK integrations, and IPC/AIDL • Knowledge of CI/CD, Git, and testing best practices • Strong debugging, performance optimization, and problem-solving skills • Ability to work effectively in cross-functional Agile teams Nice to have • Experience in payments, fintech, or regulated environments • Knowledge of EMV, ISO8583, or transactional systems • Experience with resilient / offline-first architectures • Familiarity with secure development practices and sensitive data handling WHAT WE VALUE • Ownership and accountability • Focus on quality, scalability, and clean architecture • Pragmatic problem-solving with attention to detail • Collaborative mindset and continuous learning The role is based in Dalgety Bay, Scotland. As part of our values, we embrace diversity and inclusion at Ingenico. We are an equal opportunity employer and do not discriminate on the basis of an individual's race, national origin, color, gender, gender identity, gender expression, sexual orientation, religion, age, disability, marital status or any other protected characteristic under applicable law, whether actual or perceived. Ingenico welcomes and encourages applications from people with disabilities. Accommodations are available on request for candidates taking part in all aspects of the selection process. We want to adapt our processes and create a safe work environment that welcomes everyone. To learn more about what it's like working inside Ingenico, follow us on LinkedIn [https://www.linkedin.com/company/ingenico/mycompany/?viewAsMember=true]