> Markdown version of [/jobs/ext/3069556-java-developer](https://www.wearedevelopers.com/jobs/ext/3069556-java-developer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # JAVA DEVELOPER - **Company:** Novanta - **Location:** Spain (Remote available) - **Contract:** Permanent contract - **Skills:** Java (Programming Language), Agile Methodology, Software Code Optimization, Code Review, Communications Protocols, Software Debugging, Memory Management, Embedded C, Network Programming, Radio-Frequency Identification, Software Engineering, Systems Integration, Multithreading, Java Application Server, Real Time Systems, Git, Information Technology, Software Version Control - **Published:** September 25, 2026 - **Apply:** https://startup.jobs/senior-java-developer-jadak-llc-8778796 ## About the Role * Bachelor's degree in Computer Science, Software Engineering, or related field * 5+ years of experience in Java development * Experience with version control systems (Git) and agile development methodologies * Strong debugging and troubleshooting skills * Excellent problem-solving abilities and attention to detail * Fluent in English, Spanish is a big advantage * You are a resident of the EU or are in possession of an EU working permit We Prefer * Understanding of embedded Java programming is a plus * Experience with real-time systems and multi-threading is a plus * Knowledge of network programming and communication protocols is a plus * Familiarity with RFID technology and RF systems is a plus ## Description We are seeking a skilled Java Developer to develop applications for Keonn product portfolio that power all our high-end RFID readers and derived systems. In this role, you will be developing Java applications to enhance, debug, and optimize our current infrastructure while implementing new features to meet evolving market demands. Your Tasks * Develop and maintain Java applications for devices * Implement new features and functionality for RFID reader systems * Debug and resolve software issues * Optimize code performance and memory usage * Participate in code reviews and maintain high coding standards * Create and maintain technical documentation * Support testing and validation of software releases * Collaborate with hardware engineers to ensure seamless hardware-software integration