Power BI Lead: Enterprise Analytics & Data Solutions

ARHS; Warszawa; On-site; PLN 120,000 - 180,000; Full time

Job summary

Arηs Group, Part of Accenture, seeks a senior Power BI specialist to design and implement enterprise BI solutions across dashboards, data models, and paginated reports. You will optimize SQL Server backends and drive data-layer architectures while enforcing security models.

You will lead technical teams in Scrum environments, collaborate with stakeholders, and deliver performance-tuned BI solutions with robust documentation throughout the project lifecycle.

Qualifications

• Minimum 4 years of IT experience with at least 2 years in a Power BI-focused role.
• Bachelor-level ICT degree or equivalent; an ICT degree is not mandatory.
• At least 1 intermediate certification in software development relevant to the domain.
• English proficiency CEFR B2 or higher.
• Experience in full-stack Power BI support or development with dashboards, data models, and paginated reports.

Responsibilities

• Design and develop enterprise Power BI solutions including dashboards, data models, and paginated reports.
• Develop and optimize SQL Server applications using T-SQL and views.
• Develop data, business logic, and UI layers; implement Row-Level and Object-Level Security.
• Optimize Power BI performance via SQL, T-SQL, views, and Query Folding.
• Lead technical teams in Scrum-based development across the solution lifecycle.
• Produce technical docs and estimate development effort and timelines.

Skills

Power BI

T-SQL

DAX

Power Query

UML

Scrum

Team leadership

English B2

Education

Bachelor's degree or equivalent

Tools

Web Services

REST APIs

HTTP APIs

SQL Server

Job description

Arηs Group, Part of Accenture, seeks a senior Power BI specialist to design and implement enterprise BI solutions across dashboards, data models, and paginated reports. You will optimize SQL Server backends and drive data-layer architectures while enforcing security models.

You will lead technical teams in Scrum environments, collaborate with stakeholders, and deliver performance-tuned BI solutions with robust documentation throughout the project lifecycle.