C/C++ Firmware Engineer (f/m/x)

Sii Poland; Kraków; On-site; PLN 140,000 - 210,000; Full time

Benefits offered by this job

Great Place to Work

Centre of internal trainings

Profit sharing

Medical care

Many experts you can learn from

Open and accessible management team

Regular integration events and trips

Comfortable and well-equipped offices

MySii app

Job summary

Sii Poland in Kraków is seeking a Firmware Engineer to join our team delivering enterprise-class data platforms for international clients. You will develop low-level firmware, bring up SoCs and boards, and optimize system performance.

You will collaborate with cross-functional teams, implement secure boot and firmware security features, and contribute to pre-silicon validation efforts while maintaining strong English communication.

Qualifications

• At least 5 years of embedded development experience.
• Strong C/C++ skills.
• Experience with JTAG and debugging tools.
• Knowledge of hardware interfaces (UART, SPI, I2C).
• Understanding of bootloaders and system bring-up.
• A very good command of English is required.

Responsibilities

• Develop and optimize low-level firmware.
• Perform SoC and board bring-up.
• Debug hardware–firmware issues.
• Work with pre-silicon validation platforms.
• Implement secure boot and firmware security features.

Skills

Embedded development

C/C++ programming

JTAG debugging

Hardware interfaces (UART SPI I2C)

Bootloaders & bring-up

English proficiency

Tools

JTAG debugging tools

Job description

Join Sii and play a key role in delivering enterprise-class data platforms to international clients. As a Firmware Engineer, you will be responsible for low-level firmware development, hardware bring-up, and system optimization. You will collaborate with cross-functional teams and support strategic data and analytics initiatives across the organization.

Your tasks

• Develop and optimize low-level firmware
• Perform SoC and board bring-up
• Debug hardware–firmware issues
• Work with pre-silicon validation platforms
• Implement secure boot and firmware security features

Requirements

• At least 5 years of embedded development
• Strong C/C++ skills
• Experience with JTAG and debugging tools
• Knowledge of hardware interfaces (UART, SPI, I2C)
• Understanding of bootloaders and system bring-up
• A very good command of English is required

Job no. JOB-CK4PD

Sii ensures that all hiring decisions are made solely on the basis of qualifications and competence. We are committed to equal and fair treatment of all, regardless of legally protected characteristics. At Sii, we promote a diverse and inclusive work environment, in full compliance with applicable anti-discrimination laws.

Benefits For You

• Great Place to Work
• Solid financial situation
• Contracts with the biggest brands
• Centre of internal trainings
• Many experts you can learn from
• Open and accessible management team
• Profit sharing
• Passion Sponsorship program
• Regular integration events and trips
• Comfortable and well-equipped offices
• MySii app
• Medical care