iOS Developer (OAuth, SAML, JWT, OWASP, Zimperium, SSDLC, MVC, MVVM, JSON)

EXASOFT CONSULTING PTE. LTD.; Singapore; On-site; SGD 100,000 - 140,000; Full time

Job summary

EXASOFT CONSULTING PTE. LTD. is seeking an experienced iOS developer with a focus on security and mobile threat detection. The role requires 4-6 years of hands-on iOS development, strong Swift/Objective-C skills, and experience with secure coding practices.

Candidates should be familiar with secure SDLC, data protection, MFA, and RESTful API integrations, and have knowledge of iOS architecture patterns such as MVC, MVVM, and Clean Architecture.

Qualifications

• 4-6 years hands-on experience developing native iOS applications.
• Strong proficiency in Swift, UIKit and/or SwiftUI, Objective-C, Xcode.
• Good understanding of iOS application architecture (MVC, MVVM, Clean Architecture).
• Experience integrating RESTful APIs and JSON-based web services.
• Strong analytical, debugging, and problem-solving skills.

Job description

Requirements:

• 4-6 years of hands-on experience developing native iOS applications.
• Secure Mobile Application Development, Mobile application security best practices
• Secure coding principles, Data encryption at rest and in transit, Certificate pinning
• Keychain and Secure Enclave on iOS, Biometric authentication (Face ID / Touch ID)
• Multi-Factor Authentication (MFA), OAuth 2.0, OpenID Connect, or SAML
• JSON Web Tokens (JWT), API security, OWASP Mobile Top 10
• Experience in Mobile/Internet banking application, Fraud Detection, Mobile Security – Maleware detection, threat detection.
• Experience in Zimperium, vKey product or any other mobile threat detection protects.
• Secure software development lifecycle (SSDLC), Vulnerability remediation and code scanning
• Strong proficiency in Swift, UIKit and/or SwiftUI, Objective-C, Xcode,
• Proficiency in Android Studio, Android (Kotlin/Java) is added advantage.
• Good understanding of iOS application architecture (MVC, MVVM, Clean Architecture).
• Experience integrating RESTful APIs and JSON-based web services.
• Experience using Git and collaborative source control workflows.
• Good understanding of software engineering principles and design patterns.
• Strong analytical, debugging, and problem-solving skills.
• Development experience in Android / Harmony OS Mobile Development is added advantage.
• Good communication skills to work effectively in cross-functional teams.