Overview
Mobile Application Developer Jobs in Sandton, Gauteng, South Africa at OfferZen
Title: Mobile Application Developer
Company: OfferZen
Location: Sandton, Gauteng, South Africa
About the Role
We are looking for a highly skilled Mobile Engineer/Front-End React Native Developer to collaborate with a team of software engineers and UX designers to develop, enhance, and maintain enterprise mobile applications. You'll play a key role in designing and building scalable mobile solutions from the ground up while contributing to the ongoing evolution of existing products.
Summary Profile
We're seeking an Engineer who is confident working across React Native, Expo, TypeScript, enterprise CI/CD pipelines, mobile application distribution, and production support. The ideal candidate embraces AI-assisted development to improve productivity while demonstrating strong engineering fundamentals, ownership, security awareness, and accountability for the software they deliver.
In this role, you'll build new mobile features, maintain and enhance existing applications, and provide technical expertise to stakeholders while helping ensure high-quality, reliable mobile experiences.
Experience, Skills & Capabilities
Mobile Development
- Strong experience with React Native, the Expo ecosystem, and TypeScript.
- Experience building and maintaining enterprise-grade iOS and Android applications.
- Solid understanding of monorepos, shared packages, dependency management, and mobile workspace tooling.
- Experience with native iOS (Swift) and/or Android (Kotlin) development or native module integration is advantageous.
CI/CD & Mobile Distribution
- Experience implementing CI/CD pipelines using modern DevOps platforms, including YAML pipelines, secure secrets management, automated builds, testing, code signing, and release approvals.
- Practical experience building, signing, distributing, and supporting mobile applications through Apple App Store Connect, TestFlight, Google Play Console, and internal enterprise distribution channels.
- Cloud or DevOps certifications are advantageous.
Engineering Fundamentals
- Strong JavaScript and React fundamentals, including modern state management and navigation patterns.
- Experience integrating RESTful APIs, authentication flows, secure storage, and enterprise backend services.
- Good understanding of mobile security, application performance, accessibility, observability, and production support.
- Experience with automated testing and TDD/BDD methodologies.
- Ability to translate Figma designs, wireframes, and design systems into polished, production-ready user interfaces.
- Strong Git workflow, code review practices, Agile/Scrum experience, and disciplined engineering delivery.
AI-Assisted Development
- Comfortable using AI-assisted development tools such as GitHub Copilot, Cursor, Codex, ChatGPT, or similar to accelerate delivery while maintaining code quality, sound engineering judgement, and accountability for production software.