Mobile Engineer at 3Line Card Management Limited

3Line commenced business in 2007 with the primary aim of using technology to make financial services easily available to the financially excluded. We believe this is a basic human right, and 3Line is our platform for achieving this purpose. We focus on four key areas: Electronic Banking, Issuer Processing, Agency Banking and Identity Management, all driven by our Card Scheme.
Location: Victoria Island.

We are recruiting to fill the position below:


Job Title: Mobile Engineer

Location: Lagos
Job type: Full-time


  • Design, develop, and maintain applications and integrations.
  • Create appropriate and suitable documentation according to our standards and guidelines (e.g., code comments, and design documents).
  • Work with other software engineers, product managers, and technical operations team members, as needed, to ensure quality and the successful rollout of new applications or features.
  • Attend and actively contribute to the Development Agile Sprint Review sessions.
  • Perform software deployment, as and when requested.
  • Provide post-release software and application support, including incident reporting.
  • Learn new technologies as needed to successfully perform these duties.
  • Provide reasonable and accurate time estimates for tasks, and consistently meet deadlines.
  • Create and execute unit-test cases against developed software, to ensure high quality.
  • Debug software and fix defects uncovered and reported during the testing process.


  • Proven hands-on Software Development experience in the FINTECH industry.
  • Proven Hands-on experience (3 years) in designing and developing applications using Flutter
  • Object-oriented analysis and design using common design patterns.
  • Test cases for better performance and debugging of code minimum of 1-year experience working on QA automation
  • Experience with test-driven development
  • Experience with networking and handling push notifications.
  • Knowledge of Dart, Java, Kotlin, SQLite, Webpack, HTML, JavaScript, and CSS3
  • Code versioning tools like Git, Jenkins, etc.
  • Networking and handling push notifications
  • Experience in Android and IOS development.


How to Apply
Interested and qualified candidates should send their CV to: [email protected] using the Job Title as the subject of the email