Senior Data Architect – insurance (f/m/x)

We are looking for an experienced Senior Data Architect to join our team and lead the design and development of data solutions for a transformation program of our client from the insurance sector. You will ensure data architecture consistency, define technical standards, oversee development work, and support business and analytical teams in building scalable, secure, and high-quality data products. This role is based in Warsaw with a hybrid work model (1 day a week from office).

Your tasks

• Designing and developing the technical architecture of the data platform
• Defining architectural, design, and implementation standards
• Making key technological decisions regarding the data platform
• Coordinating technical team efforts and supporting team members in problem-solving
• Conducting architectural reviews, code reviews, and quality assurance activities
• Overseeing the construction and development of Silver and Gold data layers
• Ensuring data quality, consistency, availability, and security
• Defining and developing data products used for reporting, analytics, and AI solutions
• Collaborating with architects, analysts, Product Owners, and project teams
• Participating in estimations, work planning, and resolving technical issues

Requirements

• Minimum 7 years of experience in IT, including 3–5 years in a Tech Lead, Lead Developer, Data Engineering Lead, or related role
• Experience in designing and building data platforms in enterprise environments
• Previous work on implementing leading core insurance systems for claims and benefits handling (EIS or Guidewire)
• Strong understanding of data architecture, data modeling, and integration design
• Knowledge of Medallion Architecture (Bronze/Silver/Gold)
• Practical experience with data platforms based on Microsoft Azure, particularly Azure Data Factory, Databricks, Data Lake, and Event Hub
• Very good knowledge of SQL and technologies for processing large volumes of data
• Experience applying CI/CD practices, DevOps, and deployment automation
• Knowledge of Data Governance, Data Quality, and data security issues
• Experience in technically leading teams and coordinating development work
• High independence, responsibility, and ability to make technical decisions
• Fluent Polish

Nice to have

• Previous work with AI/ML and preparing data for AI-based solutions
• Experience in designing event-driven architectures
• Microsoft Azure Data Engineer or Azure Solutions Architect certifications
• Knowledge of Data Mesh concepts and Domain-Driven Design (DDD)

Job no. JOB-TC2WJ

Sii ensures that all hiring decisions are made solely on the basis of qualifications and competence. We are committed to equal and fair treatment of all, regardless of legally protected characteristics. At Sii, we promote a diverse and inclusive work environment, in full compliance with applicable anti-discrimination laws.

Benefits For You

• Great Place to Work
• Solid financial situation
• Contracts with the biggest brands
• Centre of internal trainings
• Many experts you can learn from
• Open and accessible management team
• Profit sharing
• Passion Sponsorship program
• Regular integration events and trips
• Comfortable and well-equipped offices
• MySii app
• Medical care