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Offer summary
(Summary generated by AI based on the full job description)
The project focuses on designing customer data solutions using Microsoft Fabric and Azure. Required hands‑on experience with OneLake, Lakehouse, Data Factory and knowledge of Medallion and Kimball patterns. Responsibilities include leading discovery and workshops with clients, defining target architectures, producing HLDs, diagrams and data models, documenting architectural decisions, and providing technical leadership to data and visualization engineers. Minimum 5 years of experience, fluent English and residency in Poland required. Benefits include private healthcare, benefits cafeteria, profit sharing and training support.
Senior Data Architect (f/m/x)
Company: Sii Sp. z o.o.
from: 22 September 2026
to: 22 October 2026
salary not specifiedB2B contract
Offer parameters
level:expert
working mode:remote • hybrid • full office
Białystok, Centrum
Requirements
Expected technologies
Fabric
Microsoft Azure
Medallion Architecture
Optional technologies
Microsoft Power BI
Azure DevOps
Our requirements
- Minimum 5 years of experience in data architecture or a related field
- Strong knowledge and practical experience with Microsoft Fabric, including OneLake, Lakehouse, and Data Factory
- Expertise in data warehousing and Kimball dimensional modeling
- Proficiency in Medallion architecture and modern data engineering patterns
- Hands-on experience with Azure data services and integration patterns
- Familiarity with CI/CD, Git, and deployment approaches for modern data platforms
- Excellent communication skills to lead customer-facing technical discussions and workshops
- Fluent English
- Residency in Poland
Optional
- Experience with Power BI and semantic model architecture
- Familiarity with Azure DevOps Boards and Agile/Scrum delivery
Your responsibilities
- Acting as the technical authority for data architecture and design throughout the project lifecycle
- Leading customer discovery, requirements gathering, and envisioning sessions
- Building strong relationships with customer stakeholders and communicating confidently with both technical and non-technical audiences
- Translating business requirements into clear technical requirements, architectures, and delivery approaches
- Producing high-quality HLDs, architecture diagrams, data flows, data models, and supporting technical documentation
- Designing Microsoft Fabric solutions using appropriate Lakehouse, Warehouse, OneLake, and Medallion architecture patterns
- Defining dimensional models using Kimball principles, including facts, dimensions, star schemas, grain, surrogate keys, and Slowly Changing Dimensions
- Making and documenting architectural decisions, including rationale, assumptions, dependencies, and technical risks
About the project
We are looking for a Senior Data Architect to join our team and lead the design of customer data solutions primarily using Microsoft Fabric and Azure. This role involves working closely with multiple clients, understanding their requirements, and conducting discovery sessions to define target architectures. You will produce high-quality documentation and designs that guide the delivery team while providing technical leadership to Data Engineers and Data Visualization Engineers. If you are passionate about data architecture and enjoy customer-facing roles, this opportunity may be the right fit for you.
This is how we work on a project
- Continuous Deployment
- Continuous Integration
What we offer
- Great Place to Work since 2015 - it’s thanks to feedback from our workers that we get this special title and constantly implement new ideas
- Employment stability - revenue of PLN 2.1BN, no debts, since 2006 on the market
- We share the profit with Workers - over PLN 76M has already been allocated for this aim since 2022
- Attractive benefits package - private healthcare, benefits cafeteria platform, car discounts and more
- Comfortable workplace – class A offices or remote work
- Dozens of fascinating projects for prestigious brands from all over the world – you can change them thanks to Job Changer application
- PLN 1 000 000 per year for your ideas - with this amount, we support the passions and voluntary actions of our workers
- Investment in your growth – meetups, webinars, training platform and technology blog – you choose
- Fantastic atmosphere created by all Sii Power People
Recruitment stages
- 1.Send your CV
- 2.Talk to us about your expectations
- 3.Learn more about our projects and choose the best
- 4.Start your adventure with Sii!
Sii Sp. z o.o.
Sii is the leading technology consulting, digital transformation, engineering, and business services vendor in Poland. We already employ more than 7 300 professionals and implement projects in a variety of industries for clients from many countries around the world. The Great Place to Work title, won 10 times in a row, proves that at Sii, we create a friendly work environment.
Sii ensures that all employment-related decisions are made solely on the basis of qualifications and competencies. We are committed to equal treatment of all individuals, regardless of any protected characteristics, and promoting a diverse and inclusive work environment.
This is how we work
Senior Data Architect (f/m/x)
I apply to:
Sii Sp. z o.o.
Białystok, Centrum
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