React Native Senior Lead Engineer, iOS, Android

The React Native Senior Lead Engineer plays a critical role in delivering innovation and growth for the Banking Solutions business by greatly contributing to the technical direction and execution of our mobile retail banking applications.

You will be responsible for collaborating with a team of engineers to develop code that supports FIS's business goals, and for performing code reviews to ensure code quality, performance, and security. Your technical knowledge and collaboration will help drive the success of our retail application projects and contribute to the overall growth of our company.

Join us in shaping the future of mobile technology and delivering impactful experiences to our users. If you are a passionate and driven React Native Engineer with a track record of excellence, we welcome you to apply and be part of our dynamic team.

Considering candidates willing to relocate to Jacksonville, FL (at own expense)

What you will be doing

• Develop mobile applications within the Digital domain, ensuring alignment with business goals, security standards, and regulatory requirements.
• Implement scalable, robust, and maintainable mobile application code that supports a wide range of financial services and functionalities.
• Collaborate with product managers, UX/UI designers, backend developers, QA and other stakeholders to understand business requirements and implement technical solutions.
• Support transition of Angular Ionic codebase to React Native.
• Accept and address code review feedback on your own code contributions.
• Support continuous improvement / delivery initiatives in mobile application development processes, tooling, and automation to enhance efficiency, quality, and time-to-market.
• Communicate complex technical concepts and technical decisions effectively to stakeholders, including peers, team members and senior management.

• Substantial experience in developing mobile applications for iOS and Android platforms, particularly within the financial technology (FinTech) domain.
• Strong proficiency in React Native, Angular and Ionic Capacitor
• Understanding of mobile application architecture patterns (e.g., MVC, MVVM, Clean Architecture).
• Experience transitioning a codebase from Angular Ionic to React Native would be a huge positive.
• Knowledge of secure coding practices, encryption algorithms, and data protection mechanisms relevant to handling sensitive financial data in mobile applications.
• Scale the application to handle a large user base, considering various devices and network conditions.
• Familiarity with backend technologies, APIs, and microservices architecture, enabling seamless integration between apps and backend systems.
• Experience in performance measurement and optimization in mobile applications to ensure optimal user experience, reliability and responsiveness.
• Understanding of financial services industry regulations, compliance requirements (e.g., GDPR, PCI DSS), and security standards related to mobile app development.
• Knowledge of financial products, payment systems, banking protocols, and industry trends, enabling the design of mobile applications that meet user needs and regulatory guidelines.
• Experience working on FinTech projects such as mobile banking apps, investment platforms, payment gateways, or financial analytics tools, with a focus on usability, security, and innovation.
• Experience building a white label mobile application that is branded and released for multiple clients.
• Experience collaborating with India-based development teams
• Preferred degree in Engineering, Computer Science, or similar relevant field
• Commitment to software engineering principles and processes (e.g., Lean, Agile, DevOps) and continuous improvement through measurement.

Bonus if you have

• Full stack web development experience in React, Angular, and/or Node.
• Ability to quickly establish strong credibility with team members.

• A voice in the future of fintech.
• Always-on learning and development.
• Collaborative work environment.
• Opportunities to give back.
• Competitive salary and benefits.