Bluetooth Controller Developer

Job Description

• Design, develop, and maintain Bluetooth and Bluetooth Low Energy (BLE) software solutions for connected products and embedded devices.
• Develop application and middleware components for Bluetooth Classic, BLE, Bluetooth Mesh, and related wireless communication technologies.
• Implement and optimize Bluetooth profiles, services, and protocols including GATT, GAP, ATT, L2CAP, RFCOMM, and HCI.
• Collaborate with firmware, hardware, mobile application, cloud, and product engineering teams to deliver end-to-end Bluetooth features.
• Analyze and resolve Bluetooth connectivity, pairing, interoperability, and performance issues across multiple platforms and devices.
• Develop software solutions for Bluetooth-based IoT, smart home, wearable, healthcare, and consumer electronic products.
• Integrate Bluetooth functionality with Embedded Linux, Android, RTOS, and cloud-connected ecosystems.
• Participate in architecture discussions, requirement analysis, code reviews, and feature enhancements.
• Work closely with test and validation teams to ensure high-quality product releases.
• Contribute to debugging, performance optimization, and continuous improvement of Bluetooth solutions.

• Minimum 4-8 years of experience in Bluetooth Software Development.
• Strong programming expertise in C, C++, and Embedded C.
• Hands-on experience with Bluetooth Classic and Bluetooth Low Energy (BLE) protocol stack development.
• Strong understanding of Bluetooth protocols including GAP, GATT, ATT, L2CAP, RFCOMM, SDP, and HCI.
• Experience working with Embedded Linux, Android, RTOS, or similar embedded platforms.
• Knowledge of Bluetooth Mesh, provisioning, device onboarding, and mesh networking concepts.
• Experience with Bluetooth chipsets and platforms from Qualcomm, Nordic Semiconductor, Texas Instruments, Infineon/Cypress, Silicon Labs, or NXP.
• Familiarity with IoT communication technologies such as WiFi, Zigbee, Thread, Matter, and MQTT is preferred.
• Experience using debugging and protocol analysis tools such as Ellisys, Frontline Protocol Analyzer, Wireshark, and Bluetooth sniffers.
• Understanding of Bluetooth SIG specifications, certification processes, and interoperability requirements.
• Experience with Agile methodologies, Git, Jenkins, CI/CD pipelines, and automated testing frameworks.
• Strong analytical skills with the ability to troubleshoot complex wireless connectivity issues.

• We offer a range of career paths and internal opportunities within Capgemini Group.
• You will get comprehensive wellness benefits including health checks, telemedicine, insurance with top-ups, elder care, partner coverage, and new parent support through flexible work arrangements.
• At Capgemini, you can work on cutting-edge connected products, smart devices, IoT, healthcare, automotive, and consumer electronics projects with global industry leaders.
• Collaborate with diverse teams and gain exposure to emerging technologies including Bluetooth LE Audio, Bluetooth Mesh, Matter, Edge AI, and next-generation connected device ecosystems.