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What you work on today shapes where you’ll be tomorrow.
Looking for your next challenge as a Senior C Engineer (with C++)? We may have the right opportunity for you.
At B3, we start with people and their experience. We match projects to your skills and professional growth path. Our consultants work across a wide range of industries and technologies, delivering IT projects both in Poland and internationally. This allows you to build your career in a deliberate way - not by chance.
We are part of an international organization listed on Nasdaq Stockholm, operating in 11 countries. In Poland, we operate with full autonomy. We choose our technologies, processes, and ways of working while maintaining the highest professional standards.
Join us today.
What we offer
Work in a Scandinavian culture built on logic, trust, and open dialogue.
Health and sports benefits tailored to your needs.
Speed Coaching – short sessions designed to provide new perspectives and solutions.
Sports training, an internal team, and opportunities to take part in competitions.
Scope of the role:
Maintenance and development of an analog / mixed-signal simulator - work on a mature product, 80% of the code is C and around 20% is C++.
80% of the tasks are maintenance (inside the existing C code), about 20% is new functionality development
Algorithms simulating electrical phenomena - working with algorithms that translate an electronic circuit into the digital world: reflections in long lines, disturbances, noise, electrical states on a PCB. Part of these topics is solved with matrix methods and systems of equations
Taking over a product area and international cooperation - working hours: Polish timezone, with two afternoon meetings per week with the team in the US (West Coast), code reviews and architecture discussions,
What you need to join us:
Must have:
Min. 5 years of commercial experience in software development, fluency in reading and modifying C code and the ability to navigate a large, long-lived codebase, along with experience with C++
Manual implementation and interpretation of data structures in C (stack, lists, queues - without STL support) and memory handling: allocation, freeing, conscious choice of variable types
Knowledge of data structures and algorithms, understanding of modeling (including mathematical modeling), experience in developing and/or maintaining complex software architecture and algorithms, work in Visual Studio
Basics of the physics of electricity and of how electronic circuits are built (current, voltage, circuit analysis), willingness to grow in the direction of simulation algorithms
MSc or PhD in computer science, electronics or a related field
English: C1+
Ability to work within the territory of Poland (citizenship, residence card, visa, etc.)
Nice to have (really nice to have, not a criteria for selection):
Understanding of systems of equations and methods of solving them, and familiarity with math-based algorithms (calculus and algebra)
Comfort with matrix operations - transformation, inversion, addition, working on large matrices
Familiarity with electrical and electronic circuit analysis
Familiarity with any hardware description language: VHDL, VHDL-AMS, Verilog, Verilog-AMS
Bash scripting, knowledge of Java, scripting of measurements in TCL
Experience with EDA-class products and understanding of EDA objects and principles
