Senior iOS Engineer (Cybersecurity)

TL;DR

Senior iOS Engineer: Developing and optimizing high-performance geolocation and anti-fraud SDKs with an accent on security, multi-threading architecture, and legacy system modernization. Focus on solving complex anti-spoofing challenges, scaling mobile security solutions, and collaborating across a global team to maintain industry-leading compliance standards.

Location: Must be based in or able to work from Ho Chi Minh, Vietnam (Hybrid)

Company

hirify.global is a global leader in geolocation, cybersecurity, and anti-fraud technology, protecting over 400 million devices and analyzing billions of transactions annually for leading global brands.

What you will do

• Modernize the core iOS SDK to enhance performance, reliability, and security features.
• Design and implement multi-threading architectures and complex mobile security features.
• Automate operational tasks, including CI/CD releases and production support.
• Collaborate with product managers and cross-functional stakeholders to translate requirements into technical solutions.
• Analyze and mitigate emerging geolocation spoofing techniques.
• Support client-facing teams to resolve issues and ensure a smooth integration experience.

Requirements

• 5+ years of experience in programming with proficiency in Objective-C and Swift.
• Strong background in data structures, algorithms, and multi-threading.
• Experience with Xcode Instruments and CI/CD mobile pipelines.
• Familiarity with device jailbreak/hide jailbreak and reverse-engineering techniques.
• Intermediate written and spoken English with the ability to articulate and debate ideas.
• Must be based in Ho Chi Minh City to support the 3-day in-office hybrid policy.

Nice to have

• Experience with cross-platform technologies (Cordova, React Native, Unity).
• Proven track record in mobile security testing.
• Experience with anti-fraud measures and geolocation spoofing techniques.

Culture & Benefits

• Hybrid work mode with a modern office in District 1, Ho Chi Minh.
• Competitive salary package with annual performance reviews and 13th-month bonus.
• Premium health insurance (Bao Viet or Liberty) and full salary insurance contributions.
• Professional development budget and investment in career growth.
• 20 days of annual leave and 5 sick leave days.
• International working environment with regular team-building activities and company trips.