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Offer summary
(Summary generated by AI based on the full job description)
The project focuses on an intelligent energy ecosystem using C++17/20 and embedded Linux. Key requirements include experience in multi-threading, concurrency, networking protocols and knowledge of modular architectures with clean code practices. Responsibilities include designing components, developing communication and energy management applications, improving performance, device security, and collaborating within an international team. Offered are flexible work models, medical care, wellness packages, and development opportunities.
Senior C++ Developer IoT
Company: VAILLANT GROUP BUSINESS SERVICES POLAND Sp. z o.o.
from: 15 June 2026
to: 30 July 2026
19 000 - 23 000 złgross/ mth.contract of employment (full-time)
Salary details
basic salary
fixed bonus (e.g., quarterly, annual)
Offer parameters
level:senior
working mode:hybrid
Katowice, Silesian
Requirements
Expected technologies
C++
Linux
Our requirements
- Qualification: A completed degree in computer science, electrical engineering or a comparable field provides your solid technical foundation.
- Experience: You bring several years of experience in modern C++ development as well as hands-on work with embedded Linux systems and system-level programming.
- Know-how and skills: Your expertise includes multi-threading, concurrency and networking protocols, combined with a strong understanding of distributed or modular architectures and a passion for clean, maintainable code.
- Nice to have: Experience with Yocto or similar build systems, knowledge of IoT protocols such as MQTT or EEBUS, and familiarity with device security concepts add further strength to your profile.
- Personality: You stand out through your proactive mindset, your ability to drive technical topics and your enthusiasm for working collaboratively in an international team environment.
- Language skills: You communicate confidently in English and feel comfortable collaborating across borders in a global setup.
Your responsibilities
- In your role as Senior C++ Developer IoT, you design and implement modern C++ components (C++17/20) for our embedded gateway runtime, enabling seamless interaction between devices and cloud services.
- Your responsibilities will include developing applications for communication, energy management and smart home integration, thereby contributing directly to an intelligent energy ecosystem.
- Together with an interdisciplinary and international team, you evolve a modular, service-oriented architecture on embedded Linux, ensuring scalability and long-term platform success.
- By improving performance, robustness and resource efficiency, you ensure that our software reliably operates on real devices in customers’ homes.
- You actively drive engineering excellence by contributing to code quality, modern C++ standards and best practices in collaboration with senior experts.
- After analyzing system requirements, you contribute to secure device lifecycle management, including provisioning, authentication and updates, strengthening the trustworthiness of our platform
This is how we organize our work
This is how we work
in houseyou focus on a single project at a timeyou focus on product development
Team members
embedded developer
What makes us special
We take care of a better climate. In every home and our environment. As a successful family business, we have been living up to this claim for over 150 years. We are one of the world's leading providers of heat pumps, digital services and efficient gas heating appliances and offer energy-saving solutions.
You will find sustainability everywhere at the Vaillant Group. In the office, at the production sites and on the road. Around 16,000 employees from over 70 countries are committed to this every day. As an international team, we take responsibility - for our future and that of our planet. We promote your personal development so that you can act with passion and together we can ensure a better climate.
Become part of the Vaillant Group and help us shape the future of heating!
We promote equity and do not tolerate any form of discrimination. We value the uniqueness of each individual and encourage all people to apply.
Development opportunities we offer
- assistance in preparation to public speeches
- conferences abroad
- conferences in Poland
- development budget
- external training
- industry-specific e-learning platforms
- intracompany training
- mentoring
- space for experimenting
- substantive support from technological leaders
- support of IT events
- technical knowledge exchange within the company
- time for development of your ideas
What we offer
- Flexible work model: adjustable starting times (7:30 – 9:00AM), hybrid work 70/30, and up to 30 days of remote work from abroad from selected countries.
- Health & Wellness support: private medical care (Medicover), sports card subsidy (Multisport), group insurance (Warta), and ergonomic office spaces.
- Time off & balance: additional paid 2 days off and subsidies for recreation.
- Financial perks: up to 30% discount on company products, support for commuting and eyewear.
- Growth & Development: access to internal training, mentoring programs, self-learning platform for languages (eTutor) and international projects.
- Culture & Community: company events, family friendly activities, and open opportunities within Vaillant Group.
Benefits
- sharing the costs of sports activities
- private medical care
- sharing the costs of foreign language classes
- sharing the costs of professional training & courses
- life insurance
- remote work opportunities
- corporate products and services at discounted prices
- integration events
- corporate gym
- saving & investment scheme
- corporate library
- no dress code
- coffee / tea
- parking space for employees
- leisure zone
- extra social benefits
- sharing the costs of tourist services
- holiday funds
- sharing the costs of holidays for kids
- christmas gifts
- sharing the commuting costs
- employee referral program
- opportunity to obtain permits and licenses
- charity initiatives
- extra leave
- Flexi time (start 7:00-9:30)
VAILLANT GROUP BUSINESS SERVICES POLAND Sp. z o.o.
The Vaillant Group is a global market and technology leader in the fields of heating, ventilation and air-conditioning technology. Join our team of 17,000 colleagues from more than 70 countries who work every day for a better climate – for people at home and the environment. We work on large-scale, innovative and strategic projects. With small, everyday gestures so that we can all play our part. Act global, work global. And become part of a global team. We sell our products in around 60 countries, using ten production and development sites in six European countries, as well as China.
Working for us makes you responsible for the future – your own, and that of our planet. We can offer you excellent conditions.
Having a global team of 17,000 colleagues and more than 70 nationalities. And enabling many of them to work flexibly when needed.
Both count. Both are us.
This is how we work
Senior C++ Developer IoT
19k–23k zł / mth. (CoE)
I apply to:
VAILLANT GROUP BUSINESS SERVICES POLAND Sp. z o.o.
Katowice, Silesian
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