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Android/iOS Developer – Mobile Payments Solutions (FinTech)
Location: Remote in EU
Job Type: Full-Time, Permanent
Duration: Until December 2025
Rate: €300 per day
Introduction:
Are you a talented and experienced mobile developer with a passion for financial technology? Our client, a leader in global payment solutions, is seeking an Android/iOS Developer to join their dynamic team. This is a unique opportunity to work on cutting-edge FinTech applications, driving seamless and secure mobile transactions for users worldwide. If you're excited about creating innovative, high-performance mobile solutions in a secure and high-traffic environment, this role is for you.
Key Responsibilities:
* Develop and maintain secure, scalable mobile applications for Android (Kotlin/Java) and/or iOS (Swift/Objective-C).
* Implement and enforce robust security measures to protect sensitive financial data, adhering to PCI DSS and industry standards.
* Integrate various payment APIs and SDKs (e.g., Stripe, PayPal) for smooth and secure payment processing.
* Collaborate with UI/UX designers, product managers, and backend developers to craft seamless financial experiences.
* Optimize applications for performance, security, and reliability in a high-traffic, transaction-heavy environment.
* Work within CI/CD pipelines to streamline development, testing, and deployment processes.
* Debug and resolve critical issues, ensuring uptime and smooth transaction experiences for users.
* Ensure applications comply with regulatory requirements and best practices in the payment industry.
* Participate in Agile development sprints, code reviews, and continuous improvement efforts.
Requirements:
* Experience: 3+ years in mobile app development, ideally within the FinTech, banking, or payment processing sectors.
* Technical Skills:
o Android: Proficiency in Kotlin/Java with strong experience using the Android SDK.
o iOS: Proficiency in Swift/Objective-C with experience using the iOS SDK.
o Experience integrating payment gateways and APIs/SDKs (e.g., Stripe, PayPal).
o Strong understanding of PCI DSS security standards and mobile security best practices (encryption, tokenization, biometrics).
o Familiarity with MVVM, MVP, Clean Architecture to ensure maintainable and scalable code.
o Deep understanding of RESTful APIs, JSON, and WebSockets for real-time transaction processing.
o Experience with mobile databases like SQLite, Room, Core Data, and Realm.
o Version control experience using Git/GitHub/GitLab.
o Familiarity with CI/CD pipelines (e.g., Jenkins, Fastlane, Bitrise).
* Preferred Qualifications:
o Experience with cross-platform frameworks such as Flutter or React Native.
o Knowledge of Jetpack Compose (Android) and SwiftUI (iOS).
o Understanding of regulatory compliance (e.g., GDPR, PSD2, Strong Customer Authentication).
o Background in real-time transaction processing and fraud prevention systems.
* Soft Skills:
o Strong problem-solving abilities, especially in a high-stakes, security-focused environment.
o Ability to work efficiently under pressure, delivering high-availability mobile solutions.
o Excellent communication and collaboration skills, particularly in Agile/Scrum teams.
o A keen eye for detail with a passion for developing innovative FinTech solutions.
Why Join Us?
* Work in a dynamic and fast-paced FinTech environment.
* Build innovative mobile payment solutions that impact users worldwide.
* Opportunity to work with the latest mobile development technologies.
* Competitive salary and benefits package.
* Flexible working environment with a focus on work-life balance.
If you're passionate about mobile development and want to help shape the future of mobile payments, apply now to be part of an exciting, innovative team!
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