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. Responsibilities As a member of the software engineering division, you will assist in defining and developing software for tasks associated with the developing, debugging or designing of software applications or operating systems. Provide technical leadership to other software developers. Specify, design and implement modest changes to existing software architecture to meet changing needs. Key Responsibilities Design and develop secure, high-performance native user interfaces for Windows, macOS, iOS, and Android platforms. Leverage platform-specific technologies (e.g., WinAPI, Cocoa, Swift, Kotlin, Android NDK) to deliver responsive, intuitive UI experiences. Integrate hardware-backed security features including Trusted Platform Module (TPM), Apple Secure Enclave, and Android Keystore for secure boot, attestation, and encrypted storage. Implement cryptographic algorithms and secure communication protocols to protect data at rest and in transit. Build and support robust authentication mechanisms, including MFA, biometrics (Face ID, Touch ID, fingerprint), and token-based access. Collaborate with security architects and engineers to define and implement secure software architecture. Conduct code reviews, threat modelling, and security assessments to proactively identify and address vulnerabilities. Stay informed on emerging threats, CVEs, and platform security updates, ensuring applications are always a step ahead. Partner closely with product managers, UX designers, and backend engineers to deliver cohesive, high-quality apps on time. Mentor junior developers in secure coding practices, cryptography, and platform-specific development techniques. Qualifications Career Level - IC3 About Us As a world leader in cloud solutions, Oracle uses tomorrow’s technology to tackle today’s challenges. We’ve partnered with industry-leaders in almost every sector—and continue to thrive after 40+ years of change by operating with integrity. We know that true innovation starts when everyone is empowered to contribute. That’s why we’re committed to growing an inclusive workforce that promotes opportunities for all. Oracle careers open the door to global opportunities where work-life balance flourishes. We offer competitive benefits based on parity and consistency and support our people with flexible medical, life insurance, and retirement options. We also encourage employees to give back to their communities through our volunteer programs. We’re committed to including people with disabilities at all stages of the employment process. If you require accessibility assistance or accommodation for a disability at any point, let us know by emailing accommodation-request_mb@oracle.com or by calling +1 888 404 2494 in the United States. Oracle is an Equal Employment Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability and protected veterans’ status, or any other characteristic protected by law. Oracle will consider for employment qualified applicants with arrest and conviction records pursuant to applicable law. Show more Show less
