Software Engineer | battery-powered IoT | 40K

ADECCO; Hong Kong; On-site; HKD 402,000 - 536,000; Full time

Job summary

ADECCO is seeking a Software Engineer to design, implement, and maintain firmware for battery-powered IoT devices. You will work on low-power MCU embedded software, perform testing, debugging, and documentation, and ensure hardware-software integration with cross-functional teams in a dynamic environment.

Required qualifications include a 2+ year track record in embedded firmware, experience with LoRaWAN, BLE, Wi‑Fi and LTE, and strong English/Chinese communication skills.

Qualifications

• Bachelor's degree in Electronic Engineering, Computer Engineering, Computer Science, or a related discipline.
• Minimum 2 years of hands-on experience in low-power MCU embedded software/firmware development.
• Solid experience with wireless communication technologies and protocols, including LoRaWAN, Bluetooth Low Energy (BLE), Wi-Fi, and LTE.
• Proven experience collaborating with external vendors, partners, or development teams on mobile application and cloud platform integration projects.
• Good understanding of electronic hardware design, schematics, and hardware-software integration.
• Experience in smart sensing, IoT, or sensor-based technologies is an advantage.
• Strong analytical and problem-solving skills, with the ability to troubleshoot complex embedded systems.
• Good communication and teamwork skills, with the ability to work effectively in cross-functional environments.
• Proficient in both written and spoken English and Chinese.

Responsibilities

• Develop, enhance, and maintain firmware for existing IoT products, ensuring reliability, performance, and scalability.
• Perform software testing, validation, debugging, and troubleshooting to identify and resolve technical issues efficiently.
• Write high-quality, maintainable, and well-documented code in accordance with industry best practices and coding standards.
• Investigate and resolve software defects across development, testing, and production environments to ensure stable product performance.
• Prepare and maintain comprehensive technical documentation, including system architecture, design specifications, test reports, and deployment procedures.
• Collaborate closely with hardware engineers and cross-functional teams throughout the product development lifecycle to ensure seamless hardware-software integration.
• Participate in product design reviews and contribute to continuous improvement initiatives for product quality and development processes.
• Support product releases, firmware upgrades, and post-deployment issue resolution to enhance customer experience and product reliability.

Skills

Analytical thinking

Communication

Teamwork

Chinese language

English language

Education

Bachelors degree in Electronic/Computer Engineering or Computer Science

Tools

LoRaWAN

BLE

Wi-Fi

LTE

Job description

Software Engineer | battery-powered IoT | 40K

Develop, enhance, and maintain firmware for existing IoT products, ensuring reliability, performance, and scalability.

Perform software testing, validation, debugging, and troubleshooting to identify and resolve technical issues efficiently.

Write high-quality, maintainable, and well-documented code in accordance with industry best practices and coding standards.

Investigate and resolve software defects across development, testing, and production environments to ensure stable product performance.

Prepare and maintain comprehensive technical documentation, including system architecture, design specifications, test reports, and deployment procedures.

Collaborate closely with hardware engineers and cross-functional teams throughout the product development lifecycle to ensure seamless hardware-software integration.

Participate in product design reviews and contribute to continuous improvement initiatives for product quality and development processes.

Support product releases, firmware upgrades, and post-deployment issue resolution to enhance customer experience and product reliability.

Requirements

Bachelor's degree in Electronic Engineering, Computer Engineering, Computer Science, or a related discipline.

Minimum 2 years of hands-on experience in low-power MCU embedded software/firmware development.

Solid experience with wireless communication technologies and protocols, including LoRaWAN, Bluetooth Low Energy (BLE), Wi-Fi, and LTE.

Proven experience collaborating with external vendors, partners, or development teams on mobile application and cloud platform integration projects.

Good understanding of electronic hardware design, schematics, and hardware-software integration.

Experience in smart sensing, IoT, or sensor-based technologies is an advantage.

Strong analytical and problem-solving skills, with the ability to troubleshoot complex embedded systems.

Good communication and teamwork skills, with the ability to work effectively in cross-functional environments.

Proficient in both written and spoken English and Chinese.

Please note that only short-listed candidates will be notified. All information gathered will be treated in strict confidence and solely used for recruitment purposes.