Senior iOS Engineer - Secure Banking & Mobile Apps

HI5 ELITE PTE. LTD.

Singapore

On-site

SGD 120,000 - 180,000

Full time

9 days ago

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Job summary

HI5 ELITE PTE. LTD. is seeking an experienced iOS security engineer to join our security-focused mobile team in Singapore.

You will implement secure coding practices, integrate PKI, MFA, and modern authentication, and help protect banking-grade mobile apps against OWASP Mobile Top 10 threats. The role emphasizes practical threat detection, threat modeling, and collaboration with cross-functional teams to secure iOS apps across the SDLC.

Qualifications

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 – Malware detection, threat detection.
Experience in Zimperium, vKey product or any other mobile threat detection protect.
SSDLC, Vulnerability remediation and code scanning
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.