Senior Mobile Developer; React Native

Position: Senior Mobile Developer (React Native)
# Senior Mobile Developer (React Native) iqbusiness South Africa Sandton, Gauteng Contract Apply  Now View All Jobs Posted
** 2 JUNE 2026** - Closing Date###

Job Description We are seeking a highly skilled Senior Mobile Developer with strong React Native experience to join a fast-paced banking technology environment. The successful candidate will be responsible for designing, developing, and maintaining secure, scalable, and high-performing mobile applications that support digital banking initiatives and enhance customer experience.

This role requires a strong engineering mindset, experience working within enterprise environments, and the ability to collaborate closely with product owners, architects, QA teams, and backend developers to deliver world-class mobile solutions.

** Key Responsibilities
*** Design, develop, and maintain mobile applications using React Native for iOS and Android platforms.
* Build reusable, scalable, and maintainable frontend components and mobile architectures.
* Integrate mobile applications with RESTful APIs, backend services, and third-party platforms.
* Ensure application performance, responsiveness, reliability, and security standards are maintained.
* Participate in system design discussions and contribute to technical architecture decisions.
* Implement secure coding practices aligned with banking and financial industry standards.
* Collaborate with UX/UI designers to deliver intuitive and customer-centric mobile experiences.
* Conduct code reviews, mentor junior developers, and promote engineering best practices.
* Troubleshoot production issues and support continuous improvement initiatives.
* Work within Agile/Scrum delivery teams and contribute to sprint planning and estimations.
* Collaborate with Dev Ops teams on CI/CD pipelines, automated deployments, and release management.
* Maintain high test coverage through unit testing, integration testing, and automation practices.
** Required Skills & Experience     Technical skills*
* * Strong experience developing mobile applications using React Native.
* Solid experience with JavaScript and Type Script.
* Experience integrating REST APIs and working with asynchronous data handling.
* Strong understanding of mobile application architecture and design patterns.
* Experience with state management libraries such as Redux or Context API.
* Knowledge of native mobile development concepts for Android and iOS.
* Experience with mobile security best practices, authentication, and encryption.
* Familiarity with CI/CD pipelines and Dev Ops practices.
* Experience with Git version control and collaborative development workflows.
* Strong debugging, performance optimization, and problem-solving skills.
** Banking/Enterprise experience*
* * Previous experience within banking, fintech, insurance, or highly regulated enterprise environments.
* Understanding of secure transactional systems and customer-facing digital platforms.
* Experience working on high-availability and scalable systems.
** Advantageous skills*
* * Experience with native Android (Kotlin/Java) or iOS (Swift) development.
* Exposure to cloud platforms such as Azure or AWS.
* Experience with automated testing frameworks such as Jest, Detox, or Cypress.
* Knowledge of microservices and API-driven architectures.
* Experience with mobile analytics and monitoring tools.
* Exposure to biometric authentication and secure mobile payment integrations.
** Qualifications
* ** Bachelor’s Degree or Diploma in Computer Science, Information Technology, Software Engineering, or related field.
* Relevant mobile development certifications are advantageous.
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