Mobile Engineer - 3k per month - Immediate start

What’s In It For YouRate: 3k per monthContract: 3 months with 3-month extensionsImpact: You’ll be hands-on from day one, no endless onboarding, just getting stuff built.Industry: Fintech (Private Markets / Alternative Investments)Why This RoleThey’re building a fintech product reshaping access to private markets, and they need someone who can actually deliver, not just talk about it. This means real experience building secure mobile systems, managing tokens properly, and keeping user data safe without slowing the experience down.You’ll be working directly with their engineering team to design and implement banking-grade security with start-up agility, secure authentication flows, device-level protection, and tight token lifecycle management. If you’ve built this stuff before and want to plug into a sharp team shipping fast, this is the right kind of role.The OpportunityBuild and ship features across iOS and Android using FlutterImplement secure auth flows (OAuth, biometrics, passkeys, device checks)Design and manage full token lifecycle (rotation, refresh, revocation, expiry logic)Build device-level security features (secure storage, jailbreak/root detection, threat modelling)Work with Riverpod for state managementIntegrate with REST APIsCollaborate on GitHub with the engineering teamDebug, optimise, and make things move fasterWhat They’re Looking For5+ years in mobile developmentStrong production Flutter experience across iOS & AndroidDeep experience in token lifecycle managementDevice-level security expertise (secure storage, biometric gating, device integrity checks)Strong knowledge of OAuth, biometrics, and secure flowsRiverpod experienceFintech experience (banking, payments, wallets, investment apps ideal)Self-directed, fast to integrate, strong communicator

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