Senior Android Engineer: Fintech, AI-Driven & Secure Mobile

Canva; Australia; Remote; AUD 150,000 - 210,000; Full time

Benefits offered by this job

The chance to work for one ofAustralia

Access to Claude Code AI tooling

Meaningful hands-on work on mission‑cr

Clear growth pathways from Senior tod

Job summary

BJAK is seeking a Senior Android Engineer to spearhead mobile workflows and modernisation for its Android app. You will work remotely from Australia, focusing on secure, high-scale financial features and seamless integration with diverse backend services.

Bring deep Kotlin expertise, fintech security experience, and a passion for AI-driven development. You will contribute to architecture decisions and own end-to-end delivery in a fast-growing, outcomes-oriented team.

Qualifications

• Proven experience designing, building and scaling large Android apps.
• Hands-on Kotlin expertise with Jetpack Compose and coroutines.
• Commercial fintech security know-how, tokenisation and Passkeys.

Responsibilities

• Lead native Android modernization using Kotlin, Compose, and modern architectures.
• Implement secure, hardware-backed key management and Passkey authentication.
• Ensure high-throughput, low-latency API integrations with backend services.
• Optimize performance, memory, threading and offline data sync under load.
• Collaborate with DevOps to maintain CI/CD pipelines and automated tests.
• Leverage Claude Code and AI tools to accelerate development.

Skills

Kotlin Mastery

Security in Fintech Apps

API Integration Pro

Performance Optimisation

AI Fluency

Large-Scale Mobile Experience

Tools

Jetpack Compose

Fastlane

GitHub Actions

Android KeyStore

Job description

BJAK is seeking a Senior Android Engineer to spearhead mobile workflows and modernisation for its Android app. You will work remotely from Australia, focusing on secure, high-scale financial features and seamless integration with diverse backend services.

Bring deep Kotlin expertise, fintech security experience, and a passion for AI-driven development. You will contribute to architecture decisions and own end-to-end delivery in a fast-growing, outcomes-oriented team.