Sr. Mobile Dev (React Native, Android/Kotlin) to support our payment client's Android & iOS product launch

S.i. Systems • London, England, United Kingdom • Posted June 02, 2026

Location London, England

Job Type Contract

Category Computer Occupations

Posted June 02, 2026

Sr. Mobile Dev (React Native, Android/Kotlin) to support our payment client's Android & iOS product development
Duration: 6 Months
Location: Etobicoke, Hybrid (3x/week)
Responsibilities:
In this role, you will be a key contributor on a mobile‑focused Scrum team to help design, build, and launch a new product on both iOS and Android platforms
Develop and delivery high-quality, high-security, and high-availability solutions for iOS and Android applications
Champion engineering best practices (such as shift left testing) and continuous improvement
Help foster a fun, inclusive, and collaborative team environment
Maintain strong test coverage, secure infrastructure and clean code practices
Must Haves:
Proven development experience with React Native, and Android (Kotlin)
Experience architecting and delivering high-quality, high-security, and high-availability solutions<...
            

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