Mobile Developer

Description We are looking for an experienced Mobile Developer to create and support Android-based payment applications in Jacksonville, Florida. This position focuses on building dependable, secure mobile solutions that connect with payment devices and related hardware while delivering a strong user experience. The role works closely with cross-functional teams to develop production-ready software, resolve technical issues, and contribute to ongoing product improvement.

Responsibilities:

• Build, enhance, and maintain Android payment applications from initial development through testing, deployment, and ongoing support.

• Develop application functionality using Java and Kotlin within the Android ecosystem, incorporating specialized payment software libraries as needed.

• Connect mobile applications with payment-related hardware such as card readers, input devices, printers, scanners, and other supported peripherals.

• Partner with product, quality assurance, design, and engineering teams to deliver well-designed features and reliable releases.

• Investigate software issues, identify root causes, and implement effective fixes to improve stability and performance.

• Prepare and update technical documentation to support development, troubleshooting, and long-term maintenance.

• Apply best practices to ensure applications meet expectations for security, scalability, reliability, and maintainability.

• Contribute to timely delivery of high-quality software by supporting continuous improvement in performance and user experience. Requirements * At least 3 years of mobile or Android development experience, including hands-on work with Java and/or Kotlin.

• Strong understanding of the Android SDK and proficiency with Android Studio for building, testing, and debugging applications.

• Experience working with SQLite, REST APIs, and standard debugging techniques in mobile development environments.

• Ability to integrate software with external hardware or device-level components in a production setting.

• Familiarity with payment applications or payment device development is preferred.

• Knowledge of industry payment or security standards is a plus.

• Strong communication, collaboration, and problem-solving abilities.

• Bachelor’s degree in Computer Science, Software Engineering, or a related discipline, or equivalent practical experience. Technology Doesn’t Change the World, People Do.®

Robert Half is the world’s first and largest specialized talent solutions firm that connects highly qualified job seekers to opportunities at great companies. We offer contract, temporary and permanent placement solutions for finance and accounting, technology, marketing and creative, legal, and administrative and customer support roles.