Lead Mobile Engineer - Fintech/Blockchain (Remote)

Academic Key; Paris; Hybrid; EUR 125,000 - 196,000; Full time

Benefits offered by this job

Remote-first

Flexible hours

Office access optional

Career growth

Job summary

MLabs Ltd in the US or EU markets is seeking a Lead Mobile Engineer to drive the user-facing side of its mobile platform. You will design and build high-performance iOS and Android apps, refine cross-platform frameworks, and craft secure, intuitive interfaces for fintech or Web3 users.

The role emphasizes end-to-end ownership, SDK development, strong React Native expertise, native iOS/Android knowledge, and a focus on UX, security, and reliability, with remote-first flexibility and an option for

Qualifications

• 8+ years of professional experience in mobile software engineering
• Expert‑level proficiency in React Native with native mobile development experience
• Demonstrated expertise in cross‑platform development paradigms and SDK architecture
• Hands‑on experience implementing WebAuthn, passkeys, and secure authentication protocols
• Proven track record of shipping production‑ready mobile applications in fintech or blockchain/onchain domains
• Strong UX instincts and reliability; excellent cross‑functional collaboration skills

Responsibilities

• Lead the end-to-end design, architecture, and development of iOS and Android mobile applications.
• Own product features through every stage of the software development lifecycle, from concept to launch and iteration.
• Refine SDKs and cross-platform frameworks for scalable integrations.
• Implement fintech-grade UX and bank-grade security protocols for mobile wallets.
• Establish and enforce high engineering standards for performance, code quality, security, and architecture.
• Partner with product management and design teams to rapidly iterate and deliver user-centric features.
• Maintain technical documentation, perform code reviews, and mentor teammates.

Skills

React Native

Native iOS/Android

SDK architecture

WebAuthn

Security-focused development

Team leadership

Job description

MLabs Ltd in the US or EU markets is seeking a Lead Mobile Engineer to drive the user-facing side of its mobile platform. You will design and build high-performance iOS and Android apps, refine cross-platform frameworks, and craft secure, intuitive interfaces for fintech or Web3 users.

The role emphasizes end-to-end ownership, SDK development, strong React Native expertise, native iOS/Android knowledge, and a focus on UX, security, and reliability, with remote-first flexibility and an option for