Mid Backend Engineer | Networking Solutions

Warsaw, Masovian Voivodeship, Poland on site Until 8/21/2026 2+ years exp First posted April 27, 2026 Last posted April 27, 2026
Job description

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 
About this role

Summary

Design and develop embedded Linux software and APIs for IoT networking devices.

Job title

Mid Backend Engineer | Networking Solutions

Experience level

2+ years

Minimum experience

2+ years exp

Industry

technology

Location requirements

Warsaw, remote work allowed

Salary

Not specified

Management role

No

Skills & keywords

Required skills

c programmingapishellpythongitlinuxenglish

Preferred skills

iotnetworkingcybersecurityluaopenwrt

Specializations

api developmentlinux embeddednetworkingiotcybersecurity
Locations

Structured locations inferred from the posting.

Warsaw, Poland

On-site City