Input Output is hiring a
Senior Software Engineer (Mobile) in United Kingdom

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Senior Software Engineer (Mobile)
🏢 Input Output
💵 ~$48k-$59k
📍United Kingdom
📅 Posted on Jul 11, 2024


The job is for a Senior Mobile Software Engineer at IOHK's XSY Tribe, focusing on the Lace team and developing the Lace wallet for iOS and Android platforms. The role involves leading development, optimization, testing, and collaboration with cross-functional teams.


  • Bachelor’s degree in Computer Science, Engineering, or a related field; Master’s degree preferred
  • At least 5+ years of experience in mobile software development with a strong portfolio of released applications on both Android and iOS platforms
  • Proficient in cross-platform development environments including ReactJS, React Native, HTML5, Node.js and modern JavaScript frameworks
  • Extensive experience with mobile development testing, CI/CD practices, and mobile analytics
  • Demonstrated ability in using wrapper technologies such as Flutter and Electron to maintain a unified codebase across multiple platforms
  • Strong understanding of the full mobile development life cycle, from concept to deployment and support
  • Excellent problem-solving skills, with the ability to tackle challenges in innovative ways and deliver solutions that enhance user satisfaction
  • Effective communication and leadership skills, capable of motivating and guiding a team towards achieving technological and business goals


  • Lead the development and optimization of our Lace wallet for iOS and Android
  • Maintain and enhance a single codebase using ReactJS, facilitating the deployment across Windows, MacOS, Linux, and mobile platforms
  • Implement robust mobile testing frameworks and continuous integration/continuous deployment (CI/CD) pipelines to ensure the reliability and scalability of applications
  • Collaborate with cross-functional teams to design and develop mobile-specific features and integrations
  • Utilize wrapper technologies for cross-platform functionality, ensuring high performance and responsiveness
  • Stay abreast of the latest industry trends in mobile development and integrate innovative technologies that enhance user engagement and retention

Preferred Qualifications

  • Prior experience in a blockchain or fintech environment, Cardano preferred
  • Knowledge of cybersecurity standards and protocols relevant to mobile and digital wallet technologies
  • Familiarity with Agile development methodologies and tools like JIRA or Confluence


  • Flexible schedule
  • Remote work
  • Laptop reimbursement
  • New starter package to buy hardware essentials (headphones, monitor, etc)
  • Learning & Development opportunities
  • Competitive PTO
  • Medical Benefits
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