Senior Power BI Specialist

Talan Group; Warszawa; On-site; PLN 189,713 - 274,030; Full time

Benefits offered by this job

Career development opportunities

Training in finance and technology

Challenging multicultural environment

Job summary

A consulting group is seeking a Power BI Specialist/Business Analyst in Warsaw, Poland. In this hybrid role, you will design, develop, and maintain advanced reporting solutions, collaborating with business stakeholders to clarify requirements. Ideal candidates should have strong experience with Power BI, DAX, and SQL, alongside excellent communication skills. The position offers a full-time, permanent contract with career growth opportunities in a diverse, multinational environment.

Qualifications

• 3–6+ years experience in Business Intelligence / Data Analytics.
• Advanced knowledge of DAX and Power Query.
• Strong command of SQL for data analysis and validation.

Responsibilities

• Design and maintain advanced Power BI dashboards.
• Develop complex DAX calculations.
• Gather and clarify reporting requirements with stakeholders.

Skills

Power BI

SQL

DAX

Data modeling

Communication skills

Data analysis

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).