Mobile Developer (React Native, Expo, Typescript) – Contract – Sandton (in-office)

Recruiter:

Datafin IT Recruitment

Job Ref:

378648

Date posted:

Tuesday, September 1, 2026

Location:

Johannesburg, South Africa

SUMMARY:
-

POSITION INFO:
ENVIRONMENT: Our client is looking for a Mobile Engineer who can work confidently across React Native, Expo, TypeScript, enterprise CI\/CD, mobile distribution, and production support. The ideal candidate uses AI tools intelligently to accelerate delivery, but still demonstrates strong fundamentals, ownership, security awareness, and accountability for the software they deliver. Experience | Skills | Capabilities:- ° Strong React Native, Expo ecosystem, and TypeScript experience. ° Experience building and maintaining iOS and Android apps in enterprise environments. ° Strong understanding of monorepos, shared packages, dependency management, and mobile workspace tooling. ° Experience with Azure DevOps CI\/CD, including YAML pipelines, secure files\/secrets, automated builds, testing, signing, and release approvals. ° Practical experience building, signing, distributing, and supporting mobile apps through App Store Connect, TestFlight, Google Play Console, and internal distribution channels. ° Strong JavaScript and React fundamentals, including modern state management and navigation patterns. ° Experience integrating with RESTful APIs, authentication flows, secure storage, and enterprise backend services. ° Good understanding of mobile security, performance, accessibility, observability, and production support. ° Experience with automated testing, TDD\/BDD practices, and mobile quality gates. ° Ability to implement polished UI from Figma, wireframes, and design systems. ° Strong Git, code review, Agile\/Scrum, and engineering delivery discipline. ° Comfortable using AI-assisted development tools such as Codex, Cursor, Copilot, or ChatGPT to improve productivity while maintaining accountability, code quality, and sound engineering judgement. ° Native iOS\/Android experience with Swift\/Kotlin or native module development is advantageous. ° Azure certifications such as AZ-900, AI-901, AI-200 are advantageous.

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