Senior Firmware Engineer (Developer)

manpower staffing services (singapore) pte ltd; Singapore; On-site; SGD 78,120 - 122,760; Full time

Job summary

manpower staffing services (singapore) pte ltd is seeking an Embedded Software Developer Engineer to design, implement, and debug firmware for embedded systems. You will work on analogue and digital hardware interfaces and collaborate with teams across multiple locations in an Agile environment.

The ideal candidate has a strong background in C/C++, STM32 or similar MCUs, and hands-on experience with RTOS, debugging tools, and hardware interfaces.

Qualifications

• Bachelor in Electrical/Computer Engineering.
• Minimum 5 years in embedded firmware/software development.
• C programming for embedded systems; C++ required.
• Experience with STM32 or similar 32-bit MCUs.
• RTOS experience (VxWorks/Quadros/ThreadX etc.).
• TCP/IP, Ethernet/USB/WIFI, CAN/Profibus knowledge.
• Strong analytical and problem-solving skills.
• Good communication and teamwork in multi-cultural environments.
• Open-minded and creative in design and problem solving.

Responsibilities

• Design firmware for the Micro800 PLC family.
• Implement embedded firmware using IAR and debug with JTAG.
• Collaborate with cross-functional teams in Bangalore and Singapore.
• Participate in Agile processes and daily stand-ups.
• Investigate and debug firmware issues and perform root-cause analysis.
• Maintain clear engineering documentation and interface definitions.
• Participate in design and code reviews for robustness and security.
• Contribute to continuous improvement of development processes.

Skills

C programming

C++

Embedded systems

STM32 MCU

RTOS

TCP/IP

Ethernet

CAN

Debugging

Teamwork

Problem solving

Education

Bachelor in Electrical/Computer Engineering

Tools

IAR Embedded Workbench

JTAG

Job description

Embedded Software Developer Engineer

We are looking for a Senior Engineer/Engineer - Firmware for our client. You will design, program, debug and modify software. You will troubleshoot code for firmware (IC embedded code) applications. Involves analogue and digital hardware and software operating systems.

What you will be working on:

• Design firmware for the Micro800 PLC family.
• Implement embedded firmware using IAR Embedded Workbench, and perform debugging through JTAG and other hardware debug tools.
• Work with cross‑functional teams in both Bangalore and Singapore (Firmware, Hardware, System Test, Product Management).
• Participate in Agile processes, including sprint planning, backlog refinement, and daily stand‑ups.
• Perform technical investigation, root cause analysis, debugging, and systematic verification of firmware issues.
• Maintain clear, high‑quality engineering documentation including design specifications, interface definitions, and plans.
• Participate in design reviews and code reviews to ensure robustness, security, and maintainability of firmware.
• Contribute to continuous improvement of development processes, and quality practices.

What we are looking for:

• Bachelor in Electrical/Computer/Computer Science Engineering.
• Minimal 5 years of experience in embedded firmware/software product development. Prior experience in industrial automation will be an advantage.
• Proficiency in C programming for embedded systems; C++ experience is required.
• Practical experience with STM32 or similar 32‑bit MCU architectures, including low‑level driver development.
• Experience with development in the following areas for embedded system:
  • a. Development with RTOS, such as VxWorks, Quadros, ThreadX or others.
  • b. Development of communication protocols like TCP/IP, Ethernet/USB/WIFI and CAN/Profibus.
  • c. Good analysis skills and proven ability to solve complex problems. Experience in using different hardware‑assisted debugging tools (eg: oscilloscope, logic analyzer etc.)
  • d. Good communication and interpersonal skills and be able to work independently and as team in multi‑cultural environment.
  • e. Open‑minded, a willingness to experiment within acceptable boundaries and a creative mind to bring novel solutions into design and problem‑solving.

Good to have:

• Have experience implementing firmware in digital and analogue hardware‑oriented design based on chip/component specification, hardware design and schematics.
• Experience documenting firmware/embedded software design, hardware/firmware interface. Have knowledge in different established design techniques and design patterns.
• Have experience leading process improvements to improve organization capabilities with results based on embedded software development modern practices and tools.
• We prefer knowledge of industrial automation, control systems, or PLCs.