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

Sii Poland; Lublin; On-site; PLN 120,000 - 180,000; Full time

Benefits offered by this job

Great Place to Work

Profit sharing

Medical care

Centre of internal trainings

Many experts to learn from

Open management team

Job summary

Sii Poland is seeking a seasoned Embedded C++ engineer to develop software for communication modules in industrial devices. You will refine existing systems, integrate with cross-functional teams, and contribute to scalable, reliable software across hardware platforms.

Join a team focused on high-level software components, networking, and system architecture, with strong emphasis on code quality, testing, and collaboration across Polish and English-speaking colleagues.

Qualifications

• 5+ years of experience programming in C++.
• Knowledge of embedded systems and RTOS.
• Good knowledge of communication protocols, including Ethernet and TCP/IP.
• General knowledge of networks and the OSI model.

Responsibilities

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

Skills

C++

Embedded systems

RTOS

Networking protocols

Ethernet / TCP-IP

Debug embedded devices

English

Polish

Python

STL

Scrum

Job description

Join the team developing the next generation of software for industrial control systems and communication modules. The project focuses on creating and advancing advanced embedded C++ components used in industrial automation solutions. The work involves developing 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. Strong focus is placed on system architecture, network communication, reliability, and software scalability.

Job no. JOB-ZRY9C

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.

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 evaluate proposed solutions
• Cooperating with other teams within 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 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 reside in Poland

Nice to have

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

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