Senior Power BI Specialist

Talan Group; Warszawa; On-site; PLN 55,000 - 75,000; Full time

Benefits offered by this job

Career development opportunities

Multicultural environment

Training opportunities

Job summary

An international consulting group is seeking a Power BI Specialist/Business Analyst in Warsaw. You will design, develop, and maintain advanced reporting solutions and dashboards while collaborating with business stakeholders to clarify reporting requirements. The ideal candidate will have 3–6+ years in Business Intelligence, strong hands-on experience with Power BI, and excellent SQL skills. This hybrid role offers a permanent, full-time contract with opportunities for career development in a multicultural environment.

Qualifications

• 3–6+ years experience in Business Intelligence/Data Analytics.
• Strong hands-on experience with Power BI.
• Excellent knowledge of SQL for data analysis and validation.
• Proactive and analytical mindset for problem-solving.
• Very good command of English (B2+).

Responsibilities

• Design and maintain advanced dashboards and reports using Power BI.
• Build and optimize data models and performance tuning.
• Develop complex DAX calculations and business metrics.
• Gather and clarify reporting requirements with stakeholders.
• Support UAT processes to ensure solutions meet requirements.

Skills

Power BI

DAX

SQL

Data Analytics

Communication Skills

Tools

JIRA

Confluence

ALM

Job description

Talan is an international consulting group specializing in innovation and business transformation through technology. With over 7,200 consultants in 21 countries and a turnover of €850M, we are committed to delivering impactful, future-ready solutions.

Talan at a Glance

Headquartered in Paris and operating globally, Talan combines technology, innovation, and empowerment to deliver measurable results for our clients. Over the past 22 years, we’ve built a strong presence in the IT and consulting landscape, and we’re on track to reach €1 billion in revenue this year.

Our Core Areas of Expertise

• Data & Technologies: We design and implement large-scale, end-to-end architecture and data solutions, including data integration, data science, visualization, Big Data, AI, and Generative AI.
• Cloud & Application Services: We integrate leading platforms such as SAP, Salesforce, Oracle, Microsoft, AWS, and IBM Maximo, helping clients transition to the cloud and improve operational efficiency.
• Management & Innovation Consulting: We lead business and digital transformation initiatives through project and change management best practices (PM, PMO, Agile, Scrum, Product Ownership), and support domains such as Supply Chain, Cybersecurity, and ESG/Low-Carbon strategies.

We work with major global clients across diverse sectors, including Transport & Logistics, Financial Services, Energy & Utilities, Retail, and Media & Telecommunications.

Job Description

As a Power BI Specialist/Business Analyst, your mission will be to design, develop and maintain advanced reporting and visualization solutions while supporting business stakeholders in defining and validating reporting requirements.

We need somebody like you to help us in different fronts:

• You will design, develop and maintain advanced dashboards and reports using Power BI.
• You will build and optimize data models (relationships, star schema, performance tuning).
• You will develop complex DAX calculations and business metrics.
• You will ensure high standards of data quality, performance and usability of reporting solutions.
• You will gather and clarify reporting requirements with business stakeholders.
• You will define and document KPI logic and reporting rules.
• You will act as a bridge between Business, IT and Data teams, ensuring alignment of expectations.
• You will use SQL to analyze data and validate data quality of implemented solutions.
• You will support UAT processes and ensure delivered solutions meet agreed requirements.
• You will document your solutions in Santander’s tools: JIRA, Confluence, ALM.
• You will work in Scrum methodology and be part of a high-performance team.
• You will contribute to continuous improvement initiatives and promote best practices in BI and visualization.

Qualifications

Required qualifications

• Experience in Business Intelligence / Data Analytics (3–6+ years).
• Strong hands‑on experience with Power BI.
• Advanced knowledge of DAX, Power Query (M), and data modeling.
• Excellent knowledge of SQL (data analysis and validation).
• Experience working directly with business stakeholders.
• Understanding of data warehouse and ETL concepts.
• Experience working in SCRUM or other Agile frameworks.
• Proactive and analytical mindset – able to independently explore issues and propose improvements.
• Strong communication skills and ability to explain technical concepts to non‑technical stakeholders.
• Understanding of banking and/or financial services industry.
• Very good command of English (at least B2+).

Preferred qualifications

• Financial products in the wholesale banking environment (Fxs, bonds, equities, etc.).
• Exposure to Big Data / cloud environments.
• Microsoft Power BI certifications (e.g., PL-300).
• Knowledge of Power Apps or Python.
• Spanish will be a plus.

Additional Information

What do we offer you?

• Hybrid position based in Warsaw, Poland.
• Permanent, full-time contract with career development opportunities.
• Chance to work in a challenging, multicultural environment with international projects.
• Exposure to large-scale financial IT systems and cross‑country operations.
• Training opportunities to develop new skills in finance, technology, and data management.

Talan Spain’s commitment to non-discrimination based on gender, race, ideology, or any other reason, in accordance with the company’s "Equality Plan" and the current regulations on gender equality between women and men (Royal Decree-Law 6/2019).