Senior iOS Developer - Security Remediation

About the role

An experienced Senior iOS Developer is sought to support security remediation initiatives for a mobile banking platform. The role focuses on enhancing application security, implementing vulnerability fixes and building secure, scalable, high-performance iOS apps used by millions of banking customers. The position is based at Changi Business Park.

Key responsibilities

• Implement security patches and vulnerability fixes in iOS applications.
• Conduct secure code reviews and ensure adherence to mobile security best practices.
• Participate in security audits, penetration testing remediation and vulnerability assessments.
• Design, develop, test and maintain secure, scalable, high-performance iOS mobile applications.
• Implement secure data storage, encryption and network communication mechanisms.
• Ensure compliance with banking security standards and regulatory requirements.
• Collaborate with security, architecture and backend teams to deliver secure mobile solutions.

Required profile

• 5 to 7+ years of professional mobile application development experience.
• Proven experience developing enterprise-grade iOS applications.
• Experience in security vulnerability remediation and secure coding practices.
• Banking, fintech or other security-critical application experience is advantageous.
• Diploma or degree in Computer Science, Software Engineering, Information Technology or a related discipline.

Required skills

• Strong expertise in iOS application development, secure data persistence and mobile networking.
• Knowledge of network security protocols and secure mobile architectures.
• OWASP Mobile Security principles and secure coding practices.
• Authentication and authorization technologies such as OAuth2, OIDC, SAML2 and JWT.
• Security testing, vulnerability management and remediation.
• Familiarity with CI/CD pipelines, automated testing and DevSecOps practices.