
We are an innovative laser manufacturing company employing over 750 specialists dedicated to breakthrough and excellence. For more than 30 years, we have been at the forefront of laser technologies, collaborating with prestigious research centers, universities, and industry leaders worldwide. This dedication has positioned us among the top players in the global femtosecond laser market.
We are looking for a Software Engineer (.NET) to join our research and development team. This position offers the chance to contribute to the development of cutting-edge gadgets from the ground up, working in collaboration with experts across multiple disciplines.
Learn more about Light Conversion
Continuously evolve our software by developing new features and refining/upgrading existing solutions (.NET Framework, WPF), leveraging the latest .NET technologies (including .NET 8, ASP.NET, Blazor) to ensure peak performance and forward compatibility
Collaborate with teams in electronics design, firmware development, optical engineering, and more, contributing to the R&D of new products
Implement modern development practices, including Docker, CI/CD, GitHub Actions and cloud services (Azure) to enhance project efficiency and product quality
3+ years of experience in Software Engineering
Experience with .NET development environments
Ability to work effectively in a team and independently
A degree in Computer Science, Engineering, Physical Sciences or a related field
Proficient in English, with strong communication skills
Our technology ecosystem
As a Software Engineer (.NET) at Light Conversion, your primary role centers on .NET development of applications, controlling our devices (75% multi-platform solutions using Blazor, 20% Windows desktop using WPF, 5% scientific libraries using Python). However, your collaboration extends beyond just software:
Collaborate with electronic PCB designers and embedded firmware developers, providing insights to influence hardware and firmware design and functionality.
Work with R&D engineers to develop computational algorithms implemented in both software and firmware.
Operate in laser laboratories, testing new devices and ideas while assisting R&D engineers with experiment automation.
Integrate various third-party devices in large-scale systems for custom scientific applications.
This environment fosters a culture of teamwork and innovation, enhancing both our products and your development experience.
Continuous Improvement and Excellence The company fosters an environment for ongoing development and strives for the highest standards in its field, investing in employee training and skill enhancement.
Flexible Working Schedule Enjoy a flexible work schedule with options for hybrid work, allowing for autonomy and independence in your role.
Comprehensive Health and Safety Benefits The company prioritizes team health by offering three types of insurance: enhanced health insurance, investment life insurance, and accident insurance to ensure your well-being and safety.
Competitive Salary and Bonuses The monthly salary range for this position is EUR 4000 – 6500 (gross), depending on your experience and skills. Additionally, you will earn bonuses (10%) based on individual and company performance.
Keramikų g. 2B, Vilnius
If you are ready to contribute to the development of a new generation of laser technologies and work alongside leading scientists and innovators, Light Conversion is waiting for you!

LIGHT CONVERSION is a global leader in ultrafast technology, designing and manufacturing femtosecond lasers, wavelength-tunable sources, optical parametric chirped-pulse amplifiers, microscopy sources, and spectroscopy systems. The comprehensive portfolio represents the best-in-class lasers tailored for industry, science, and medicine.
With over 9,000 systems installed worldwide – LIGHT CONVERSION drives innovation in ultrafast laser technology. The company’s lasers are used by all of the world's top 50 universities, highlighting its commitment to state-of-the-art research, while also ensuring the reliability and performance in 24/7 industrial applications. With international offices in the US, China, and Korea, along with a global representative network, the company ensures worldwide sales and service.