Oracle

Senior Developer – Cross-Platform User Interfaces

Job Description

We’re looking for a highly skilled UI Developer with a strong background in building native applications across Windows, macOS, iOS, and Android platforms. This role requires hands-on expertise in platform-specific development tools and languages, such as C/C++, WinAPI, Cocoa, Swift, Kotlin, and Android NDK, to deliver intuitive, high-performance user interfaces tailored to each ecosystem. The ideal candidate also brings a strong focus on security, with the ability to integrate features like hardware-backed encryption, secure boot, and multi-factor authentication into consumer-facing applications. You’ll play a critical role in creating seamless, secure user experiences across desktop and mobile devices.

Requirements

  • Bachelor’s degree in Computer Science, Engineering, or a related field.
  • Proven experience developing native applications for Windows and at least two additional platforms (macOS, iOS, Android).
  • Proficient in C/C++ and platform-native development frameworks such as WinAPI, Cocoa, Swift, Kotlin, and Android NDK.
  • Proven experience designing and building commercial-grade endpoint software at scale, with a strong emphasis on reliability, performance, and maintainability across diverse hardware and operating system environments
  • Strong knowledge of TPM, Secure Enclave, and Android Keystore, with experience integrating these technologies for secure storage and authentication.
  • Hands-on experience with cryptographic libraries such as OpenSSL, CryptoAPI, and CommonCrypto.
  • Familiarity with authentication protocols like OAuth2.0, OpenID Connect, FIDO, and optionally Kerberos, SAML, and LDAP.
  • Deep understanding of Windows and macOS internals, including system architecture, low-level APIs, and built-in security features such as BitLocker, User Account Control (UAC), Windows Defender, and macOS System Integrity Protection (SIP), Gatekeeper, and FileVault.
  • Experience using mobile security testing tools such as AppScan, Burp Suite, or Mobile Security Framework (MobSF).
  • Strong attention to detail with a passion for writing secure, efficient, and maintainable code.
  • Excellent communication skills and a collaborative mindset, with the ability to mentor and inspire peers.


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