Job Purpose

We are looking for an experienced Application Information Security professional with deep expertise in
securing mobile payment applications against advanced fraud threats. The ideal candidate should possess
strong technical knowledge of mobile application security, device binding, device fingerprinting, device
spoofing, emulator/root/jailbreak detection, anti-tampering techniques, and fraud prevention controls.
The individual will work closely with engineering, fraud risk, architecture, and product teams to design,
implement, and continuously improve security controls across digital payment applications.

Duties and Responsibilities

Key Responsibilities
Mobile Application Security
- Define and implement security architecture for Android and iOS applications.
- Perform security design reviews for current features and products.
- Conduct threat modeling and identify attack vectors in payment journeys.
- Recommend security controls aligned with industry best practices.
Device Binding Device Identity
- Design and govern robust device binding mechanisms.




- Evaluate device fingerprinting technologies and their effectiveness.
- Develop strategies for:
o First-time device registration
o Device change detection
o Device re-binding
o Multi-device handling
o Trusted device lifecycle management
- Improve resilience against device cloning and identity theft.
Device Spoofing Fraud Prevention
Must have extensive hands-on knowledge of detecting and preventing:
- Device spoofing
- Device cloning
- Emulator detection
- Virtual environment detection
- Rooted device detection
- Jailbreak detection
- Magisk and root hiding techniques
- Hooking frameworks (Frida, Xposed, Substrate)
- Dynamic instrumentation attacks
- Overlay attacks
- Accessibility abuse
- Screen sharing and remote control fraud
- App cloning
- Fake GPS attacks
- Certificate bypass attacks
- SSL pinning bypass
- Reverse engineering
- Runtime tampering
- Bot-based attacks
Design effective controls to mitigate th

📌 Senior Lead Software Architect (Pune)
🏢 Bajaj Finance
📍 Pune