Senior Android Engineer - Payments & Embedded Systems

Ingenico; Dalgety Bay; On-site; GBP 70,000 - 95,000; Full time

Job summary

Ingenico is seeking a Senior Android Developer to design, build, and maintain Android applications on specialized devices in high‑reliability, transaction‑driven environments.

You will collaborate with product, design, and engineering teams to deliver robust software that performs reliably across diverse network conditions and hardware configurations. The role emphasizes architecture, code quality, and mentorship within an Agile context.

Qualifications

• 5+ years of Android development in enterprise, POS, embedded, or hardware‑integrated environments preferred.
• Strong Kotlin expertise; Java is a plus.
• Experience with Jetpack, Compose, and Coroutines/Flow.
• Solid 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 and performance optimization skills.
• Ability to work effectively in cross‑functional Agile teams.

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.

Skills

Kotlin

Android Jetpack

Compose

Coroutines/Flow

MVVM Architecture

REST APIs

CI/CD

Git

Testing

Cross-functional teamwork

Job description

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