Android Developer - Contract

Recruiter:

Watershed Consulting

Job Ref:

0002

Date posted:

Monday, March 16, 2026

Location:

Johannesburg, South Africa

Salary:

R70000 - R800000

SUMMARY:
Android Developer

POSITION INFO:

Role Purpose

Looking for a highly skilled Android Developer with proven experience in the banking and payments domain. The role involves building secure, robust, and user‑centric Android applications that support our digital banking transformation.

Key Responsibilities

Develop and maintain advanced Android applications using Kotlin (and Java if required).
Collaborate with product, UX, backend, and QA teams to deliver high‑quality mobile banking features.
Integrate Android applications with banking APIs, payment systems, authentication modules, and real‑time transaction services.
Implement secure coding practices and ensure compliance with RBI, PCI-DSS, and other banking regulations.
Optimize app performance, network usage, battery consumption, and security.
Perform code reviews, write unit tests, and support automated delivery pipelines.
Diagnose and fix complex system issues, crashes, and compatibility problems.

Required Skills & Experience

6-8+ years of experience in Android development.
Strong expertise in Kotlin, Jetpack Components, Android SDK, Live Data, and Coroutines.
Experience with MVVM, Clean Architecture, and dependency injection (Dagger/Hilt/Koin).
Proven exposure to banking apps, financial transactions, UPI, card payments, and wallet integrations.
Deep understanding of:
- Encryption protocols & secure storage
- Biometric authentication
- HTTPS, SSL pinning
Hands-on with:
- Android Studio
- Git / Bitbucket
- CI/CD, Firebase Crashlytics, analytics tools
Strong knowledge of consuming RESTful APIs, Web Sockets, and JSON.

Preferred Qualifications

Experience with ISO 8583, ISO 20022, or digital payments infrastructure.
Exposure to cloud-native applications and microservices.
Experience building high‑scale transactional banking mobile apps.

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