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Offer summary
(Summary generated by AI based on the full job description)
The project involves low-level firmware development for controllers in power electronics. Required work with C/C++, Texas Instruments DSP and ARM, familiarity with RTOS, implementing bootloaders and firmware update mechanisms. Responsibilities include multi-controller synchronization, parameter manager, update manager with rollback, transient fault recorder and time-aware logging, hardware debugging and preparing technical documentation and software quality practices.
from: 2 November 2026
to: 2 December 2026
salary not specifiedB2B contract (full-time)
salary not specifiedcontract of employment
Offer parameters
level:senior
working mode:hybrid • full office
Kraków, Podgórze
Requirements
Expected technologies
C
C++
Our requirements
- Minimum 5 years of experience in embedded software development with a strong focus on C/C++
- Familiarity with Texas Instruments DSP and ARM processors
- Hands-on experience with real-time operating systems (RTOS)
- Proficiency in implementing bootloader and firmware update mechanisms
- Advanced level of Polish and English
- Residency in Poland
Optional
- Experience with EtherCAT protocols for firmware updates
- Familiarity with debugging tools like JTAG/SWD debuggers and hardware-in-the-loop test systems
Your responsibilities
- Designing and developing real-time operating systems for embedded controllers, including multi-controller synchronization
- Implementing bootloader functionality to ensure reliable firmware execution with integrity checking and safe startup behavior
- Developing a parameter manager that supports parameter creation, deletion, naming, data typing, derived parameters, default values, non-volatile storage, and change logging
- Creating firmware update manager functions for main and cell controllers, including compatibility checks, failure notifications, and rollback behavior
- Contributing to the evaluation and implementation of file transfer mechanisms for firmware updates, including EtherCAT-based approaches
- Developing transient fault recorder functionality to capture variables before, during, and after fault events, including trigger conditions and sampling strategies
- Implementing time-aware logging for fault records, considering communication bandwidth and synchronization constraints
- Developing real-time firmware in C or C++ for microcontrollers and digital signal processors used in power electronic equipment
- Performing debugging, verification, and validation using laboratory equipment such as oscilloscopes and logic analyzers
- Preparing clear technical documentation, including software requirements, architecture, interface descriptions, and test procedures
- Contributing to code reviews, configuration management, and software quality practices
About the project
We are looking for a Senior Embedded C/C++ Engineer to join our team in Cracow. In this role, you will be responsible for designing and developing real-time operating systems for embedded controllers, focusing on Texas Instruments DSP and ARM processors. You will collaborate closely with control, hardware, systems, and test engineers to ensure seamless integration of firmware with various components. This position offers a hybrid work model, allowing flexibility in your work environment. If you are passionate about embedded systems and low-level programming, this opportunity may be the right fit for you.
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
Senior Embedded C/C++ Engineer (f/m/x)
I apply to:
Sii Sp. z o.o.
Kraków, Podgórze
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