Overview

LastingAsset | Edinburgh (Hybrid) | Full-time, 6-month initial contract

LastingAsset is a cybersecurity spinout from Edinburgh Napier University, pioneering solutions to combat impersonation fraud using cryptography and privacy-preserving machine learning. Join us as we build the next generation of security technology to protect people and businesses from sophisticated fraud attacks.

The Role

We’re looking for an experienced Senior Mobile Developer to join our close-knit team of 4 and lead the development of robust, secure, and production-ready mobile applications. This is a fantastic opportunity to shape our mobile engineering practices in a fast-growing startup where your contributions will directly influence product direction and success.

Contract: Full-time position with an initial 6-month focus, reflecting startup growth. Contract terms are flexible based on company development, performance, and business needs.

What You’ll Work With

Core Technologies:

• React Native (vanilla) with TypeScript
• Tamagui for UI components
• State management with Zustand/Redux
• Build tools: Gradle & CocoaPods

Development & Testing:

• Jest & React Testing Library for unit testing
• Detox for E2E testing (bonus points!)
• CI/CD with GitHub Actions

Platform & Services:

• Background tasks, FCM/APNs push notifications, Notifee
• App security with AppAttest & Play Integrity API
• Secure coding practices and compliance with app store requirements

What You’ll Do

• Lead the design, development, and deployment of mobile features using TypeScript & Tamagui
• Ensure applications are production-ready in terms of both security and functionality
• Oversee automated deployment pipelines for publishing apps to Apple App Store and Google Play Store
• Debug and optimize performance across iOS and Android
• Write and review comprehensive unit and integration tests
• Mentor junior developers and guide code reviews
• Collaborate with an agile team on cybersecurity innovations

What We're Looking For

• Bachelor’s or Master’s degree in computer science or related field, OR equivalent industry experience
• 3+ years of professional experience in mobile app development, including production releases
• Proven track record of deploying apps to Apple App Store and Google Play Store, including managing CI/CD pipelines
• Strong expertise with React Native and TypeScript
• Deep understanding of app security, data protection, and compliance requirements
• Strong problem-solving skills and ability to make architecture decisions
• Ability to work independently and take ownership of deliverables

Bonus Points

• Experience leading small development teams or mentoring junior developers
• Familiarity with Git, emulators/simulators, and advanced debugging tools
• Interest in cybersecurity or cryptography
• Previous startup experience

What We Offer

• Flexible working - True hybrid model with office days for collaboration
• Learning opportunities - Work directly with university research and cutting-edge tech
• Small team impact - Your work will directly influence product direction
• Growth potential - Opportunity for contract extension and career progression
• Edinburgh location - Join the thriving Scottish tech scene
• And more - e.g. company pension, sick pay

Location

Based in Edinburgh with hybrid working. We’d prefer candidates near Edinburgh for occasional office collaboration, but we’re open to discussing arrangements with the right candidate.

Ready to Join Us?

If you’re excited about building secure mobile applications with modern technologies and want to make a real impact in cybersecurity, we’d love to hear from you!

To apply: Send your CV and a brief cover letter explaining your interest in the role to hello@lastingasset.com with the subject “Senior Mobile Dev – [Your Name]”.

Please include any relevant projects, GitHub profiles, or portfolios that showcase your development skills

LastingAsset is an equal opportunity employer committed to diversity and inclusion.