Posted Jul 13, 2026

Senior C++ Developer with Qt/QML experience (IoT)

Apply for this Role →

WOULD BE A PLUS:

If you want to continue your career in an international IT company and work on real IoT products that make everyday environments smarter, more connected, and more energy-efficient — we have the right opportunity for you. We at Sigma Software are growing our Embedded team and looking for an experienced C++ Developer with strong Qt/QML expertise to contribute to the development of smart climate solutions in the HVAC domain.

At Sigma Software, you will be part of a multinational team with a strong engineering culture, access to professional growth opportunities, and the chance to work on innovative IoT-based solutions that have real impact on comfort and energy efficiency for end users.

PROJECT

The project is focused on the development of smart home and building climate control solutions, with a particular emphasis on wireless connectivity, intelligent control, and energy-efficient operation. The engineer will work on connected embedded devices and systems that manage heating, ventilation, and air conditioning for different types of properties - from apartments and private houses to hotels, industrial buildings, and large residential complexes.

You will have an opportunity to work on innovative IoT-based HVAC solutions that help improve comfort, optimize climate control, and reduce energy consumption for customers and society at large.

Originally posted on