Senior iOS Developer

About the role

We are looking for a Senior iOS Developer to join our team in Singapore and lead the development of secure native mobile applications. The role focuses on building high‑quality iOS solutions while embedding robust security controls throughout the software lifecycle.

Key responsibilities

• Design, develop, and maintain native iOS applications using Swift, Objective‑C, UIKit and SwiftUI.
• Implement mobile security best practices, including data encryption, certificate pinning, Keychain, Secure Enclave, and biometric authentication (Face ID / Touch ID).
• Integrate multi‑factor authentication, OAuth 2.0, OpenID Connect, SAML, and JWT for secure API access.
• Collaborate with cross‑functional teams to integrate RESTful APIs and JSON‑based services.
• Conduct vulnerability remediation, code scanning, and follow a Secure Software Development Lifecycle (SSDLC).
• Participate in threat detection using tools such as Zimperium or vKey and address OWASP Mobile Top 10 issues.

Required profile

• 4‑6 years of hands‑on experience developing native iOS applications.
• Strong knowledge of iOS architecture patterns (MVC, MVVM, Clean Architecture).
• Experience with mobile/Internet banking, fraud detection, or mobile security domains is a plus.
• Proven ability to work in an agile, collaborative environment and solve complex technical problems.

Required skills

• Swift, Objective‑C, UIKit, SwiftUI, Xcode
• Android Studio, Kotlin, Java (advantageous)
• RESTful APIs, JSON, Git
• Secure Enclave, Keychain, Certificate Pinning
• Face ID, Touch ID, Multi‑Factor Authentication
• OAuth 2.0, OpenID Connect, SAML, JWT
• OWASP Mobile Top 10, Zimperium, vKey

What we offer

• Contract position with a competitive monthly salary range of SGD 8,000‑12,000.
• Opportunity to work on cutting‑edge secure mobile applications in a dynamic environment.