Senior Mobile Engineer, iOS

Employer shown to signed-in membersNorth AmericaSenior7+ years experienceMobile

Specialty

Mobile

Who is hiring is shown to signed-in users. Create a free account to see the employer and apply.

The role

MZLA, the nonprofit-owned company behind the open-source Thunderbird email app, is hiring a Senior iOS Engineer to develop and evolve the Thunderbird iOS app. Full-time and fully remote, with a distributed team and open-source contributors.

What you will do

  • Build and refine Thunderbird's mobile products and platform architecture
  • Improve scalability, performance, reliability and user experience
  • Keep up unit, integration and automated testing and review code
  • Resolve complex issues involving performance, security and cross-platform integration
  • Monitor app health and document technical decisions
  • Own projects from planning through delivery, meeting accessibility, security and privacy standards

What they ask for

  • 7+ years of professional software development, including 2+ years as a senior engineer
  • 3+ years of mobile app development
  • Strong Swift, SwiftUI and iOS frameworks
  • Deep knowledge of iOS architecture and performance optimization
  • Knowledge of mobile security: encryption, secure storage, app signing
  • Experience with email protocols such as IMAP, POP, RSS or Matrix; CalDAV or CardDAV familiarity
  • Strong async written communication in a distributed team

What they offer

  • Fully remote, full-time role
  • Base salary benchmarked to local markets

This is our own short reading of the posting. The full description, and anything that has changed since, is on the employer's careers page behind the apply button.

Similar remote jobs

  • Likely 09:00–17:00 EDT (business hours where it hires)

    Sign up to see the employer10d ago

    Senior Software Engineer, Security Factory: Code Security

    ITSecuritySenior

    • Go
    • Rust
    • Ruby
    • Python
    • LLMs
    • +3
    Applicants: membersNorth AmericaCA, US

    Salary not listed

  • Likely 09:00–17:00 EDT (business hours where it hires)

    Sign up to see the employer10d ago

    Staff Software Engineer, Security Factory: Static Analysis

    ITSecurityLead

    • Rust
    • Go
    • Ruby
    • Static analysis
    • SAST
    • +3
    Applicants: membersNorth AmericaCA, IL, GB +1

    Salary not listed

  • Likely 09:00–17:00 EDT (business hours where it hires)

    Sign up to see the employer10d ago

    Senior Software Engineer, Certificate Management

    ITSecuritySenior5+ yrs experience

    • Go
    • Java
    • C++
    • Rust
    • PKI
    • +3
    Applicants: membersNorth AmericaUS

    USD 186,065–218,900 / year

  • Likely 09:00–17:00 EDT (business hours where it hires)

    Sign up to see the employer10d ago

    Senior Software Engineer, Backend (Marketing & Privacy Engineering)

    ITBackendSenior4+ yrs experience

    • Python
    • Kotlin
    • AWS
    • MySQL
    • Kubernetes
    • +3
    Applicants: membersNorth AmericaCA

    CAD 153,000–213,000 / year

  • Likely 09:00–17:00 EDT (business hours where it hires)

    Sign up to see the employer10d ago

    Senior Software Engineer, Frontend (Marketing and Privacy)

    ITFrontendSenior4+ yrs experience

    • React
    • Vue
    • JavaScript
    • TypeScript
    • Google Tag Manager
    • +3
    Applicants: membersNorth AmericaCA

    CAD 153,000–213,000 / year

  • Likely 09:00–17:00 EDT (business hours where it hires)

    Sign up to see the employer10d ago

    Staff Software Engineer, Maps Services

    ITBackendLead8+ yrs experience

    • Geospatial
    • Distributed systems
    • PostGIS
    • Spatial SQL
    • OpenStreetMap
    • +3
    Applicants: membersNorth AmericaUS

    USD 162,400–290,000 / year