Mobile Developer – React Native & TypeScript (Onsite, Sandton)

Watershed Consulting; Gauteng; On-site; ZAR 600,000 - 900,000; Full time

Job summary

Watershed Consulting in Sandton (Johannesburg) seeks a hands-on Mobile Developer to join an enterprise engineering team. This on-site role focuses on building, maintaining, securing, and supporting enterprise-grade mobile applications for iOS and Android using React Native, Expo, and TypeScript.

Duration is 6 months with renewal possible. You will collaborate in Agile teams, support CI/CD pipelines, and ensure high-quality mobile delivery with emphasis on performance, security, and accessibility.

Qualifications

• Experience building and maintaining iOS and Android apps in enterprise environments.
• Strong JavaScript and React fundamentals, with modern state management and navigation patterns.
• Practical experience with CI/CD tooling (Azure DevOps), automated signing, and mobile release management.
• Experience with observability and analytics tools such as Dynatrace, Sentry, or Splunk.

Responsibilities

• Design, build, and maintain cross-platform mobile apps using React Native, Expo, and TypeScript.
• Implement polished UIs from Figma and design systems with accessibility and performance in mind.
• Integrate apps with enterprise RESTful APIs, authentication flows, and secure storage solutions.
• Support CI/CD pipelines and release processes using Azure DevOps, YAML pipelines, and automated builds.

Skills

React Native

Expo

TypeScript

JavaScript

React

Agile/Scrum

Code reviews

RESTful APIs

Security best practices

Accessibility

Tools

React Native

Expo

TypeScript

JavaScript

React

Azure DevOps

CI/CD

YAML pipelines

App Store Connect

TestFlight

Google Play Console

Dynatrace

Sentry

Splunk

Git

Job description

Watershed Consulting in Sandton (Johannesburg) seeks a hands-on Mobile Developer to join an enterprise engineering team. This on-site role focuses on building, maintaining, securing, and supporting enterprise-grade mobile applications for iOS and Android using React Native, Expo, and TypeScript.

Duration is 6 months with renewal possible. You will collaborate in Agile teams, support CI/CD pipelines, and ensure high-quality mobile delivery with emphasis on performance, security, and accessibility.