Senior Firmware Developer — Smartcard & Mobile Credentials (m/f/d)

STANLEY Access Technologies

Unterföhring, Germany
On-site
C++ application firmware on microcontrollers
Rtos experience
Mifare desfire integration
STANLEY Access Technologies is seeking a Senior Firmware Developer to contribute to the development of digital security solutions, focusing on firmware for smartcard and mobile credential systems. The role emphasizes collaboration and innovation within a dynamic team, requiring extensive experience in embedded firmware development and strong skills in security implementations

Job Summary

  • Design and implement C++ application firmware on microcontrollers (ARM Cortex-M) running an RTOS.
  • Develop application logic for existing (Mifare DESFire) and future standards, integrating NFC/BLE/WLAN stacks and mobile credential workflows.
  • Work closely with mobile, backend, hardware, and QA teams to produce technical and security documentation in a high-innovation, security-relevant environment.

Matching Summary

Match Score: 85

STANLEY Access Technologies is seeking a Senior Firmware Developer to contribute to the development of digital security solutions, focusing on firmware for smartcard and mobile credential systems. The role emphasizes collaboration and innovation within a dynamic team, requiring extensive experience in embedded firmware development and strong skills in security implementations.

Skills & Requirements

Must-have

  • C++ application firmware on microcontrollers
  • RTOS experience
  • Mifare DESFire integration
  • NFC/BLE/WLAN stack integration
  • Secure element/SAM interface
  • Embedded CI/CD experience

Nice-to-have

  • Zephyr RTOS experience
  • Deep Mifare DESFire personalization
  • Low-power design
  • Access control standards knowledge
  • Security compliance knowledge

Key Requirements

  • +5 years embedded firmware experience
  • Strong C++ experience for microcontrollers
  • Practical RTOS experience
  • Hands-on RFID/NFC experience
  • Experience with smartphone credential flows
  • Familiarity with applied cryptography
  • Good German and strong English skills

Work Rights

Not specified

Tailored Resume

Cover Letter