Senior React Native Developer

• Design, develop, and maintain high-performance mobile applications using React Native for payment and banking platforms.
• Build secure, scalable, and reusable mobile components supporting card payments, digital wallets, billing, and transaction workflows.
• Integrate mobile applications with RESTful APIs and backend payment services.
• Implement secure authentication and authorization mechanisms (OAuth2, JWT, MFA, biometrics).
• Ensure applications comply with PCI-DSS and financial industry security standards, including encryption and secure data handling.
• Optimize application performance for high-volume transaction systems.
• Collaborate with backend engineers, product owners, UX/UI designers, and QA teams in an Agile environment.
• Participate in code reviews, architecture discussions, sprint planning, and production support.
• Troubleshoot production issues in real-time transaction and financial systems.
• Work on-site in the Atlanta office 3 days per week to support collaboration and agile ceremonies.

• Minimum 5 years of overall software development experience.
• Minimum 4 years of hands-on React Native development experience.
• Strong proficiency in JavaScript (ES6 ), TypeScript, React Native lifecycle, hooks, and state management (Redux, Context API, or similar).
• Experience integrating mobile apps with RESTful APIs and microservices.
• Solid understanding of mobile architecture, performance optimization, and cross-platform development (iOS & Android).
• Prior experience in the payments, banking, or financial services industry.
• Experience building or supporting transaction-based systems (card processing, digital payments, wallets, billing platforms).
• Demonstrated experience working in PCI-DSS compliant environments.
• Strong understanding of secure coding practices for financial applications.
• Experience with Git and CI/CD pipelines.
• Ability and willingness to work on-site in Atlanta 3 days per week (mandatory).

Travel

Minimal travel expected.

Degree

Bachelor’s degree in Computer Science, Engineering, or equivalent practical experience.

Nice to Have (But Not a Must)

• Knowledge of microservices architecture.
• Cloud experience (AWS, Azure, or GCP)., * Someone comfortable working in regulated financial environments.
• A collaborative team player who writes clean, maintainable, and secure code.
• An engineer who thrives in a hybrid, in-office collaborative model.

NTT DATA is a $30 billion trusted global innovator of business and technology services. We serve 75% of the Fortune Global 100 and are committed to helping clients innovate, optimize, and transform for long-term success. As a Global Top Employer, we have diverse experts in more than 50 countries and a robust partner ecosystem of established and start-up companies. Our services include business and technology consulting, data and artificial intelligence, industry solutions, as well as the development, implementation, and management of applications, infrastructure, and connectivity. We are one of the leading providers of digital and AI infrastructure in the world. NTT DATA is a part of NTT Group, which invests over $3.6 billion each year in R&D to help organizations and society move confidently and sustainably into the digital future. Visit us at us.nttdata.com .