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Offer summary
(Summary generated by AI based on the full job description)
The project delivers enterprise-class data platforms with a hardware‑firmware focus for international clients. Required skills include C/C++, work with JTAG and debuggers, and knowledge of UART, SPI, I2C interfaces. Responsibilities cover low‑level firmware development and optimization, SoC and board bring-up, hardware–firmware debugging, work on pre‑silicon validation platforms, and implementing secure boot and firmware security features. Minimum 5 years in embedded development and very good English are required.
C/C++ Firmware Engineer (f/m/x)
Company: Sii Sp. z o.o.
from: 22 September 2026
to: 22 October 2026
salary not specifiedB2B contract (full-time)
salary not specifiedcontract of employment
Offer parameters
level:senior
working mode:remote • hybrid • full office
Białystok, Centrum
Requirements
Expected technologies
C++
Firmware Development
SoC (System on a chip)
JTAG (IEEE 1149.x)
Optional technologies
Rust
RTOS
Our 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
Your 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
About the project
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.
What we offer
- Great Place to Work since 2015 - it’s thanks to feedback from our workers that we get this special title and constantly implement new ideas
- Employment stability - revenue of PLN 2.1BN, no debts, since 2006 on the market
- We share the profit with Workers - over PLN 76M has already been allocated for this aim since 2022
- Attractive benefits package - private healthcare, benefits cafeteria platform, car discounts and more
- Comfortable workplace – class A offices or remote work
- Dozens of fascinating projects for prestigious brands from all over the world – you can change them thanks to Job Changer application
- PLN 1 000 000 per year for your ideas - with this amount, we support the passions and voluntary actions of our workers
- Investment in your growth – meetups, webinars, training platform and technology blog – you choose
- Fantastic atmosphere created by all Sii Power People
Recruitment stages
- 1.Send your CV
- 2.Talk to us about your expectations
- 3.Learn more about our projects and choose the best
- 4.Start your adventure with Sii!
Sii Sp. z o.o.
Sii is the leading technology consulting, digital transformation, engineering, and business services vendor in Poland. We already employ more than 7 300 professionals and implement projects in a variety of industries for clients from many countries around the world. The Great Place to Work title, won 10 times in a row, proves that at Sii, we create a friendly work environment.
Sii ensures that all employment-related decisions are made solely on the basis of qualifications and competencies. We are committed to equal treatment of all individuals, regardless of any protected characteristics, and promoting a diverse and inclusive work environment.
This is how we work
C/C++ Firmware Engineer (f/m/x)
I apply to:
Sii Sp. z o.o.
Białystok, Centrum
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