Senior Data Engineer (M/F/D)

VELUX; Warszawa; Hybrid; PLN 180,000 - 290,000; Full time

Benefits offered by this job

Annual bonus

Employee Pension Scheme

Well-being package

Private medical care

Hybrid work 3 days in the office

Parking spaces

Massages in the office

Employee discount on VELUX products

Referral programme

Job summary

VELUX in Warsaw is expanding its Data Engineering team and hiring at Junior, Mid, and Senior levels. The Senior role shapes data architecture, builds data pipelines, and enforces data standards while staying hands-on with Reflect, Snowflake, dbt, and Azure Data Factory.

You will work with an international, English-speaking team across Warsaw and Hørsholm, embracing a data mesh approach and collaborative culture.

Qualifications

• Advanced SQL and Python required for building scalable data solutions.
• Production experience with dbt in a large project and maintaining models/tests/docs.
• Ability to work with non-engineers who build data products and require an engineer.
• Full fluency in English, spoken and written, with strong stakeholder communication.
• Experience with data governance, ownership, and data observability practices.

Responsibilities

• Define data architecture and boundaries across data domains and layers.
• Build and maintain a common framework for standards and docs.
• Design, build and maintain data pipelines and models.
• Support business domains joining Reflect, the data platform.
• Develop self-service data access for users across the business.
• Establish data observability including freshness, quality tests, and monitoring.
• Review PRs and documentation from team members.
• Take ownership of key workstreams on the 2027 roadmap.

Skills

Advanced SQL

Python

dbt

Prefect

English fluency

Data modeling

Tools

Snowflake

GitHub

Azure Data Factory

Job description

We are currently looking for three new members to join our Data Engineering team. Depending on your experience and skills, you can join us at Junior, Mid or Senior level.As a Senior Data Engineer at VELUX, you will shape how data is structured across the organisation and define the standards and frameworks that guide how the rest of the business works with data. At the same time, you will remain hands-on, designing, building and maintaining data pipelines and data models yourself.Meet your future team:Our team is based across Warsaw and Hørsholm and consists of 8 members. We work in English and are an international, open-minded and results-driven team that embraces change. We value open and direct communication, transparency and collaboration. We keep communication focused, practical and to the point.Your responsibilities:At VELUX, we are moving away from a centralised data model towards an approach where data ownership is embedded across the business. Teams in Sales, Marketing, Supply & Operations and other areas are taking responsibility for their own data products, following the standards and guidelines defined and maintained by our team. This approach is known as data mesh.The data pipelines and source data you will be responsible for form the foundation on which these teams build and develop their data products.Our data platform, Reflect, is built on Snowflake and dbt. We use GitHub for version control, pull request reviews and CI/CD, while Prefect and Azure Data Factory support our data ingestion processes. Our engineers also work with AI coding agents such as Claude Code and Codex as part of their everyday workflow.In this role, you will:Define the data architecture – establish the boundaries of each data domain, define how data is structured across business areas and data layers, and specify the content of each layer, from raw to staging.Build and maintain the common framework used by business domains, including specifications, requirements templates, standards and documentation.Design, build and maintain data pipelines and data models.Support business domains joining Reflect, our data platform. Assess their capabilities, agree on the scope of support we can provide and ensure that the agreed boundaries are respected.Develop the self-service approach, making it easy for users to find, understand and use the data they need.Establish data observability, including data freshness and quality tests, usage and performance monitoring, and alert routing.Review pull requests and documentation submitted by team members and developers working in business domains.Take ownership of key workstreams within our 2027 roadmap.What you will bring into the organization:Advanced SQL and PythonProduction experience with dbt in a large project which means maintaining the models, the tests and the documentation, and the dependencies between projectsExperience with non-engineers who build and ship their own data, colleagues who write their own queries, models or reports, and who need an engineer to make this possibleFull fluency in English, spoken and writtenExcellent communication skills, with the ability to engage effectively with stakeholdersThe following would be an advantage:Production experience with Prefect incl. understanding of schedules, retries, backfills and the analysis of failed runsExperience to set a data architecture, and not only to work inside an architecture that other people setExperience with domain-oriented data ownership, where teams outside the central data team owned their data productsData governance with the focus on ownership roles, criteria that show when users can depend on a data product, catalogue metadata that makes data easy to find, and access managementExperience with AI coding environments such as Claude Code or Codex - practical experience with code refactoring, test generation, documentation, or automation of a complete workflow stepOur offer:Cooperation based on trust and respect for the employeeAnnual bonusEmployee Pension Scheme, paid in full by the employerWell-being package: Multisport card or holiday subsidy, life insurance, lunch card and gift cardsPrivate medical care, with telemedicine and rehabilitationSupport from the Employee FoundationHybrid work 3 days in the officeFlexible working hoursModern office with daylight, fresh air and high-quality equipment. Parking spaces for employeesMassages in the officeReferral programmeEmployee discount on VELUX productsReady to apply?Learn more about the VELUX Group online at www.velux.com where you can read more about working at our company and what to expect of our recruitment process.We look forward to receiving your application and CV as soon as possible. We are conducting interviews on an ongoing basis until we have the right match.All inquiries will be treated confidentially.About VELUXIn the VELUX Group, we offer you a world of opportunities and the chance to create a bright future. From the forefront of the roof window category, we enable those who live, work and play under the roof transform their spaces and live a healthier everyday life with more daylight and fresh air.The VELUX Group is an international, family-owned business with strong financial roots and each year we can create real impact by reinvesting in society, our employees and planet through our foundations. With 20 production companies in 12 countries and sales companies in 37 countries, our products are widely available. We employ around 12,000 people, and our company is headquartered in Denmark. Alongside the rest of our values, “courage” and “mutual respect” define our actions every day and how we wish to contribute to the world.Equal Opportunity EmployerAt VELUX, we believe in fostering a diverse workplace for everyone to thrive, develop, and perform at their best, and where you feel welcome, respected, and valued. We are committed to providing equal opportunities for all - whether you are applying for a role or already a part of VELUX. That means we recruit, hire, train, and promote people based on their skills and potential without regard to race, color, religion, sex, age, neurodiversity, disability, protected veteran status, national origin, sexual orientation or any other basis prohibited by applicable law. We value diversity and strive to ensure that our employment decisions are fair and inclusive, focusing only on what truly matters: your qualifications and how you can contribute to our shared mission and success.