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Offer summary
(Summary generated by AI based on the full job description)
The project focuses on data analytics and data engineering using Python, SQL, Microsoft Azure, Databricks. Key responsibilities include developing scalable applications for processing large data volumes from IoT, CRM, and enterprise platforms. The role involves creating high-quality, maintainable software to support analytics and implementing DataOps practices. Collaboration in interdisciplinary teams and participation in data governance and security initiatives are essential.
Data Software Engineer
Company: VAILLANT GROUP BUSINESS SERVICES POLAND Sp. z o.o.
from: 10 June 2026
to: 10 July 2026
16 000 - 23 000 złgross/ mth.contract of employment (full-time)
Salary details
basic salary
fixed bonus (e.g., quarterly, annual)
Offer parameters
level:mid
working mode:hybrid
Katowice, Silesian
Requirements
Expected technologies
Python
Azure
Databricks
Optional technologies
Java
Scala
Apache Spark
Kafka
Our requirements
- Qualification: You hold a university degree in computer science or a comparable quantitative field and bring a solid technical foundation.
- Experience: You have at least three years of professional experience in software development within data analytics or data engineering environments.
- Know‑how and skills: You are proficient in Python and Structured Query Language and have hands‑on experience designing modular, scalable data analytics applications, ideally using cloud‑based technologies such as Microsoft Azure and Databricks.
- Nice to have: Additional programming knowledge in Java, Scala or technologies such as Apache Spark or Kafka, as well as exposure to agile frameworks and tools, will help you settle in even faster.
- Personality: You enjoy working collaboratively, communicate clearly with technical and non‑technical stakeholders, and are motivated to continuously learn and grow in a dynamic, data‑driven environment.
- Language skills: You communicate fluently in English; German language skills are an advantage.
Your responsibilities
- In this role as Data Software Engineer, you collaborate closely with data scientists and data engineers to strengthen the software foundation of advanced analytics solutions for machine data, business processes and customer insights.
- Together with an agile and interdisciplinary team, you maintain and further develop a scalable codebase for extracting, transforming and serving large data volumes from diverse sources such as Internet of Things systems, customer relationship management and enterprise platforms.
- By creating robust, maintainable and future‑proof software components, you ensure high code quality and support the reliable operation of data products on our data platform.
- Your responsibilities will include applying DataOps practices and automation to streamline development workflows and improve efficiency across analytics solutions.
- You actively contribute to data governance and security initiatives, ensuring that data solutions comply with defined standards and regulatory requirements.
- Through open communication and knowledge sharing, you support internal communities and collaborate with product owners and stakeholders to translate requirements into high‑quality technical solutions.
This is how we organize our work
This is how we work
in houseyou develop several projects simultaneouslyyou focus on product development
Team members
big data 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 in Poland
- intracompany training
- 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
Data Software Engineer
16k–23k zł / mth. (CoE)
I apply to:
VAILLANT GROUP BUSINESS SERVICES POLAND Sp. z o.o.
Katowice, Silesian
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