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Teltonika

Mid Backend Engineer | Networking Solutions

Warsaw
Salary
Not stated
Level
Mid
Work type
Hybrid · Warsaw
Visa
Not stated

Open. First seen 14 October 2026.

About the role

We are looking for a Mid Backend Software Engineer to our developers' team in Warsaw, Poland. You will work with the leading networking solutions in the world and master your skills.

Teltonika’s networking solutions business unit develops and manufactures industrial and enterprise connectivity equipment, primarily routers, switches, gateways, and modems. Our networking devices serve clients in the most complex areas of Industry 4.0, Smart City, and Green Energy. For more details please refer to the company site: https://www.teltonika-networks.com/products

In this role, you will:

  • Design, implement, maintain embedded Linux software of IoT devices
  • Develop and maintain our own API framework that is being used by other R&D teams
  • Analyse and implement new technologies
  • Collaborate with team and solve complex problems

What we expect of you:

  • 2+ years of experience in C programming
  • 2+ years of experience working with various API's
  • 2+ years of experience in Shell/Python scripting
  • Knowledge of Git version control system
  • Knowledge of Linux based systems
  • Good written and verbal English skills

Ideally, you’ll also have:

  • Technical education
  • Experience in working with IoT devices
  • Knowledge of computer networking
  • Knowledge of cybersecurity
  • Experience in Lua programming
  • Experience of working with OpenWrt

What we offer:

  • Great opportunities to grow in a strong and rapidly expanding company
  • Interesting and ambitious projects of industrial networking devices
  • Private medical care (Medicover Premium) and Cafeteria MyBenefit
  • Hybrid working model, with arrangements agreed in advance with the line manager
  • Additional day off for your birthday
  • Team building activities

Posting history

Reposted once since 8 May 2026: a posting for this role in Warsaw was taken down and the role was posted again.

  • 14 October 2026 – open (this posting)
  • 8 May 2026 – closed 29 September 2026

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