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C Developer – telco sector (f/m/x)
  • Police
C Developer – telco sector (f/m/x)
Police, Police, West Pomeranian Voivodeship, Polska
Sii Sp. z o.o.
19. 3. 2026
Informacje o stanowisku

C Developer – telco sector (f/m/x)

Miejsce pracy: Szczecin

Technologies we use

Expected

  • C
  • Linux
  • CMake

Operating system

  • Linux

About the project

If you are looking for a new challenge as a C Developer, join a low-level embedded project in the telecommunications sector focused on 5G mobile network hardware. The role involves developing high-performance and reliable software close to the hardware layer for advanced telecom systems. If this opportunity sounds interesting to you, please apply.

Your responsibilities

  • Work as a C developer for high-performance and high-reliability mobile network systems and applications
  • Develop scalable, multi-threaded functionalities using Linux OS and its multi-threading and cross-thread/cross-process communication capabilities
  • Collaborate with cross-functional teams to design, implement, and test new features and functionalities
  • Troubleshoot and debug complex system issues, leveraging your Linux OS and knowledge of telecommunications protocols and standards
  • Participate in code reviews and maintain coding standards, ensuring high-quality and maintainable code
  • Create and/or manage CMake build configurations

Our requirements

  • Minimum 3 years of experience in C development
  • Strong proficiency in C programming for developing high-performance and highly reliable systems
  • Experience developing scalable, multi-threaded applications on Linux, including inter-process and cross-thread communication
  • Solid understanding of telecommunications protocols and mobile network systems
  • Ability to troubleshoot, debug, and optimize complex system-level issues in Linux environments
  • Experience with build systems and code quality practices, including CMake configuration and participation in code reviews
  • Good command of English (communicative for all work purposes)
  • Fluent in Polish required
  • Residing in Poland required

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

  • Send your CV
  • Talk to us about your expectations
  • Learn more about our projects and choose the best
  • 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.

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