Strategic Java Card Applet Developer

17 hours ago

pune, India beBeeJava Full time

Senior Java DeveloperThis is a senior-level position in the field of Java Card development. The ideal candidate will have extensive experience in designing, developing, and maintaining Java Card applets for SIM, USIM, and eSIM environments.The successful applicant will be responsible for owning the entire lifecycle of eSIM Java applet development, from requirements definition and architecture through coding, testing, certification, and deployment. This includes collaborating with product, platform, and QA teams to design, develop, and maintain Telna's next-generation eSIM applets, ensuring compliance with GSMA, ETSI, and GlobalPlatform standards.Key Responsibilities:Develop and maintain Java Card applets for SIM, USIM, and eSIM (eUICC) environments.Implement, debug, and troubleshoot applet logic on various SIM/eSIM platforms and toolchains.Collaborate with OEMs, chipset vendors, and MNOs to integrate and validate applet functionality.Ensure compliance with GSMA, ETSI, and GlobalPlatform standards for SIM/eSIM applets.Conduct code reviews, test case design, and performance analysis.We are looking for someone with excellent problem-solving skills and attention to detail, as well as strong communication and documentation skills.Required Qualifications:Bachelor's or Master's degree in Computer Science, Electrical Engineering, or related field.5+ years of hands-on experience developing Java Card applets for SIM, USIM, or eSIM.Deep understanding of Java Card 3.x / GlobalPlatform 2.x standards.APDU communication and ISO 7816 knowledge.Experience with SIM/eSIM development and debugging tools.Strong knowledge of GSMA SGP.02 / SGP.22 / SGP.32 specifications.Experience deploying and testing applets on UICC/eUICC hardware.Proficiency in troubleshooting using logs, traces, and APDU-level analysis.Solid understanding of cryptography and key management in secure element contexts.Benefits:Competitive salary and comprehensive benefits package.Flexible work environment with remote work options.Professional development opportunities and technical training.Why Choose Us?Contribute to the advancement of cutting-edge telecom technologies and infrastructure.Collaborate with a diverse, experienced, and multicultural team of engineers and industry professionals.

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