Senior C++ Embedded Developer (f/m/x)

Sii Poland; Toruń; On-site; PLN 110,000 - 140,000; Full time

Benefits offered by this job

Great Place to Work

Solid financial situation

Centre of internal trainings

Profit sharing

Regular integration events and trips

Medical care

MySii app

Job summary

Sii Poland is seeking an experienced embedded C++ software engineer to develop and maintain communication modules for industrial devices. The role focuses on high-level software layers, system architecture, and cross-team collaboration.

You will navigate large codebases, work with Polish and English, and contribute to software reliability across multiple hardware platforms. This position requires residing in Poland and strong RTOS/communication protocol knowledge.

Qualifications

• 5+ years of experience in C++ programming.
• Experience with embedded systems and RTOS.
• Knowledge of Ethernet and TCP/IP protocols.
• Understanding of networks and the OSI model.
• Ability to debug embedded devices.
• Proficient in English and Polish.

Responsibilities

• Maintaining and developing software for communication modules of industrial devices
• Refactoring and testing existing solutions
• Collaborating with the development team to define and assess proposed solutions
• Working with other teams in the organization regarding software functions and product development directions
• Navigating a large codebase and communicating in Polish and English

Skills

C++

Embedded systems

RTOS

Ethernet

TCP/IP

OSI model

Debugging

English

Polish

Job description

Join the team developing the next generation of software for industrial control systems and communication modules. The project focuses on creating and developing advanced embedded components in C++, used in industrial automation solutions. The work involves the development of a high-level software layer responsible for communication, integration, and key system functions. The project emphasizes the development of high-level software components and services designed to be used across various hardware platforms. A strong focus is placed on system architecture, network communication, reliability, and software scalability.

Your tasks

• Maintaining and developing software for communication modules of industrial devices
• Refactoring and testing existing solutions
• Collaborating with the development team to define and assess proposed solutions
• Working with other teams in the organization regarding software functions and product development directions
• Navigating a large codebase and communicating in Polish and English

Requirements

• Minimum 5 years of experience in programming in C++
• Knowledge of embedded systems and real-time operating systems (RTOS)
• Good knowledge of communication protocols, including Ethernet and TCP/IP
• General knowledge of networks and the OSI (Open Systems Interconnection) model
• Ability to debug embedded devices
• Advanced proficiency in English and Polish
• Required to be located in Poland

Nice to have

• Knowledge of Python
• Familiarity with the Standard Template Library (STL)
• Experience working in Scrum methodology

Job no. JOB-8JT7C

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