# Software Engineer (.NET / Windows Forms) I Teltonika Security

**Company:** [Teltonika](http://jobs.workable.com/companies/mreNYVwoMKfkytchuHpAHV.md)
**Location:** Vilnius, Lithuania
**Workplace:** on site
**Employment type:** Full-time
**Department:** Engineering and R&D

[Apply for this job](http://jobs.workable.com/view/03e5337f-1602-4e23-96f2-c32d760f216b)

## Description

We are looking for a Software Engineer with Windows Forms experience to join our R&D team.

You will work on Windows desktop applications used to configure, program, and update automotive security devices. Your primary responsibility will be maintaining and modernizing existing tools, gradually migrating legacy Delphi applications to C#/.NET, and improving the overall architecture for future development.

This role combines desktop application development, hardware communication, and low-level data processing. We value logical thinking, curiosity, and a willingness to learn as much as previous experience with every technology we use.

Responsibilities:

-   Develop and maintain Windows desktop applications used to configure, program, and update hardware devices.
-   Modernize legacy applications by gradually migrating them to C#/.NET.
-   Analyze and refactor existing code to improve maintainability and scalability.
-   Develop and improve communication with hardware devices over USB, HID, Serial (COM) and similar interfaces.
-   Collaborate closely with firmware, hardware, and R&D engineers to ensure reliable device programming, diagnostics, and testing.

## Requirements

-   Experience developing Windows desktop applications using Windows Forms.
-   Experience with C# and .NET.
-   Motivation to learn new technologies and expand your expertise.
-   Based in Lithuania and willing to work from our Vilnius office (required).

Nice to have:

-   Experience working with legacy applications and refactoring existing code.
-   Experience with device communication over USB, HID, Serial (COM, or similar interfaces.
-   Understanding of low-level programming concepts, including binary data, bitwise operations, flags, and registers.
-   Experience with Pascal / Delphi.
-   Strong analytical skills and the ability to understand complex systems.

## Benefits

-   Opportunities to grow in a strong and rapidly expanding international company.
-   Exposure to complex, industrial-grade security systems and ambitious technical projects.
-   A culture where curiosity and knowledge-sharing are core values.
-   The opportunity to grow, create, and improve together with the team and the company's development.
-   The opportunity to realize your potential, learn, and play a significant role in creating new products.
-   Flexible working hours and hybrid work options.
-   Company-paid sports activities (basketball, football, volleyball, yoga) and other sports initiatives.
-   Team events, summer festivals, and regular team-building activities.
-   Additional bonuses through the employee recommendation program.
-   Birthday gifts and rewards for work anniversaries.

### Salary

We appreciate everyone's efforts and experience, therefore we offer an attractive salary aligned with your skillset and expertise.

The salary for this position ranges from **18 EUR/h up to 28 EUR/h (~3002 EUR – ~4670 EUR) pre-tax**, depending on your experience and expertise.

_In the employment agreement we specify and define a fixed (tariff) hourly salary rate before taxes._