Senior Mobile Developer

Datafin Recruitment; Gauteng; On-site; ZAR 600 000 - 800 000; Full time

Job summary

A leading recruitment firm is seeking a Senior Mobile Developer in Gauteng to design and maintain mobile applications. Responsibilities include leading projects, optimizing performance, and mentoring junior developers. Ideal candidates should have over 5 years in mobile development, proficient in Swift, Kotlin, and Java, and demonstrate strong leadership and problem-solving skills. Only South African citizens will be considered for this role.

Qualifications

• 5+ Years of experience in Mobile Development for iOS and Android.
• Strong debugging skills with Android Studio Debugger and Xcode Instruments.
• Skills in optimizing applications for performance and memory management.

Responsibilities

• Design, develop, and maintain high-quality mobile applications.
• Integrate mobile applications with backend services and APIs.
• Provide technical leadership and mentorship to Junior Developers.

Skills

Swift

Kotlin

Java

Cocoa Touch

Mobile UI / UX design principles

Version Control (Git)

Problem-solving

Agile methodologies

Education

Bachelor's Degree in Computer Science or related field

Master's Degree

Tools

Xcode

Android Studio

React Native

Job description

Job Overview

ENVIRONMENT: A provider of innovative Digital Solutions in Centurion is seeking a Senior Mobile Developer to design, develop, and maintain high-quality mobile applications.

In this role, you will take technical ownership of mobile projects, mentor junior developers, and uphold best practices in coding, architecture, and design.

Responsibilities

• App Development: Design, develop, and maintain high-quality mobile applications for iOS and/or Android platforms.
• Design aligns with best practices and industry standards.
• Architecture Design: Create scalable and efficient app architectures (e.g., MVVM, MVP, MVC) to ensure maintainability and performance.
• Integration: Integrate mobile applications with backend services, APIs, and third-party libraries.
• UI / UX Design: Ensure excellent user interface and experience by implementing design principles and conducting usability testing.
• Testing and Debugging: Implement comprehensive testing strategies (Unit, Integration, UI Tests) and proficient debugging to ensure application reliability.
• Performance Optimization: Monitor and optimize app performance, including memory usage, responsiveness, and load times.
• Security: Implement secure coding practices and ensure app security against vulnerabilities and attacks.
• Version Control: Use Version Control systems (e.g., Git) effectively to manage codebase and collaborate with the team compliance and Documentation - Regulatory Compliance: Ensure applications comply with regulatory standards, data protection laws, and industry regulations.
• Documentation: Maintain comprehensive and accurate documentation for code, APIs, technical specifications, and project documentation.
• Team Leadership: Provide technical leadership and mentorship to Junior Developers, fostering their growth and development.
• Project Management: Manage project timelines, resources, and deliverables to ensure timely and successful project completion.
• Cross-functional Collaboration: Collaborate effectively with Designers, Product Managers, Backend Developers, and stakeholders to deliver cohesive solutions.
• Agile: Applying Agile principles and methodologies (e.g., Scrum, Kanban) to manage project workflows and iterations effectively.
• Communicating technical concepts and project updates clearly and effectively to both technical and non-technical stakeholders.

Qualifications

• Bachelor's Degree in Computer Science, Software Engineering, Information Technology, or a related field, with a Master's Degree considered beneficial but not essential.
• 5+ Years of experience in Mobile Development, focusing on both iOS and Android platforms within multidisciplinary teams.
• Proficiency in Swift, Kotlin, and Java.
• In-depth knowledge of Cocoa Touch for iOS and Android SDK.
• Expertise in using Xcode and Android Studio.
• Experience with frameworks such as React Native.
• Strong understanding of mobile UI / UX design principles and guidelines.
• Proficiency in mobile app architectures such as MVVM, MVP, and MVC.
• Expertise with Version Control systems like Git.
• Proficiency in writing Unit, Integration, and UI Tests using frameworks like XCTest for iOS and Espresso for Android.
• Strong debugging skills with tools like Android Studio Debugger and Xcode Instruments.
• Skills in optimizing applications for performance, memory management, and multithreading.
• Experience in integrating third‑party APIs and libraries and understanding RESTful APIs.
• A strong portfolio showcasing diverse mobile applications and projects reflecting technical skills, innovation, and problem‑solving is crucial for demonstrating expertise and capabilities.

Attributes

• Leadership qualities are essential, including mentoring, effective communication, conflict resolution, and fostering innovation.
• Problem‑solving abilities encompass critical thinking, debugging, performance optimization, and a user‑centric approach.
• Continuous learning is emphasized, with a proactive approach to staying updated on industry trends, attending workshops, obtaining certifications, and contributing to professional networks.

Additional Information

Only SA Citizens will be considered for this role.

While we would really like to respond to every application, should you not be contacted for this position within 10 working days please consider your application unsuccessful.

If you are not in the mentioned location of any of the jobs, please note your relocation plans in all applications for jobs and correspondence.

When applying for jobs, ensure that you have the minimum job requirements.

How to Apply

Apply here OR e-mail a Word copy of your CV to and mention the reference number of the job.