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Java R&D Software Engineer - Leuven

Leuven (BE)💼 Full-time🗓 2026-09-30 → 2026-10-02

Core

Develop and maintain Java-based software security tools (ProGuard, DexGuard) focusing on bytecode analysis, obfuscation, and code hardening.

Role type

Senior IC Java R&D Software Engineer

Builds

Production-ready code hardening and optimization solutions for mobile applications

Domain

Software Security / Mobile Application Protection

Required skills

Java, Kotlin, Bytecode Analysis, Obfuscation, Encryption, Code Hardening, Reverse Engineering, Complex Codebase Navigation (via careerplan.io/jobs/8239328-java-rd-software-engineer-leuven-at-guardsquare)

Preferred skills

Compiler Technology, Android Development, Gradle, Information Security

Responsibilities

Maintain and improve Java-based technology including ProGuard and DexGuard, Research and implement new code hardening techniques, Work with Java bytecode and application processing, Continuously improve code quality through testing, Support customers with complex technical questions

Seniority

Mid-Senior, hands-on IC