Support Developer (EMV/Smart Card

• Develop and configure EMV chip profiles (contact and contactless)
• Perform chip profile validation and certification testing
• Prepare and submit certification documentation to payment schemes
• Analyse certification test results and resolve issues
• Work closely with card vendors, bureaus, and scheme representatives during certification
• Support key ceremonies, including data preparation and key injection validation
• Ensure compliance with scheme mandates and security standards
• Maintain documentation for chip profiles, test cases, and certification reports
• Assist in project timelines for new card product launches
• Troubleshoot card personalization and transaction issues, including customer support

Technologies:

• C#
• Cryptography
• Support
• Java
• SQL
• Security

• Strong knowledge of Smart Card Life Cycle Management, including both Native and Java Card platforms
• Strong understanding of EMV specifications (Books 14)
• Experience with chip profile tools (e.g., CPS, CAP files, TLV structures)
• Familiarity with certification and testing tools such as Barnes, Collis, and CardInk
• Knowledge of contactless specifications (e.g., qVSDC, M/Chip)
• Experience with card personalization processes and card production software development
• Understanding of HSMs and key management, including symmetric and asymmetric cryptography
• Knowledge of ISO standards (e.g., ISO 7816, ISO 14443)
• Strong analytical and problem-solving skills, including the ability to analyse APDU-level transaction logs for root cause analysis
• High attention to detail in data configuration and validation
• Good knowledge of C++, C#, Entity Framework, SQL Server, stored procedures, and database management
• Experience within financial services or payment schemes (desirable)
• Understanding of end-to-end card issuance and transaction processing (desirable), We are looking for a skilled Support Developer with expertise in EMV and smart card technologies to join our team. This role involves supporting the development, configuration, certification, and troubleshooting of EMV chip profiles for both contact and contactless payment cards. We offer exposure to advanced payment and smart card technologies, a collaborative and supportive team environment, competitive salary and benefits, and opportunities for professional development.