Mobile Application Developer

Role & responsibilities

• Develop and maintain the iOS and Android apps from a shared cross-platform codebase, dropping into native where required
• Integrate issuer/processor native SDKs, including push provisioning to Apple Wallet and Google Wallet
• Implement KYC onboarding, camera/document capture, and liveness flows
• Build card management: activation, PIN set/reset, freeze/unfreeze, limits, replacement, transaction history
• Implement authentication: biometrics, device binding, secure token storage, session handling, and 3DS/OTP step-up flows
• Own the full release cycle builds, signing, provisioning, TestFlight and Play Console tracks, store submission and review responses, phased rollout
• Handle push notifications, deep links, offline states, and background behaviour
• Set up and act on crash reporting, analytics, and performance monitoring
• Implement mobile security controls: certificate pinning, secure storage, root/jailbreak detection, code obfuscation
• Support UAT, penetration-test remediation, and production defect fixes

Preferred candidate profile

• 57 years mobile development, with at least one live app in both the App Store and Play Store you can point to
• Strong React Native or Flutter experience
• Genuine native capability in Swift/iOS and Kotlin/Android — able to write native modules, integrate a third-party native SDK, and debug platform-specific crashes
• Hands-on App Store Connect and Google Play Console: certificates, provisioning, submission, versioning, phased rollout, handling rejections
• REST API integration, OAuth 2.0 / token refresh, secure credential handling
• Push notifications (APNs/FCM) and deep linking in production
• Understanding of mobile app security and why sensitive data must not be cached or logged
• Git, Agile delivery