Senior Data Analyst (Financial Services) with French

Location: Warsaw or Kraków (Hybrid 1-2 office days per month)

About Capco

At Capco Poland, we're not just another consultancy—we're the dynamic force driving digital transformation in the financial world. As a global leader in technology and management consulting, we help clients tackle complex challenges across banking, payments, capital markets, wealth, and asset management.

Our culture is fast-paced, flexible, and entrepreneurial. We move quickly, think creatively, and put people at the center of everything we do. We're passionate about delivering value to our clients while creating opportunities for our people to grow and thrive.

We're proud to be:

• Leaders in banking, payments, capital markets, wealth, and asset management consulting

• Champions of an agile, innovative, and collaborative work environment

• Committed to attracting and developing exceptional talent

The Role

We are looking for an experienced Senior Data Analyst with French to join a high-performing team supporting the development of advanced machine learning models within a global financial services environment.

In this role, you will work closely with data scientists, model developers, and business stakeholders to deliver high-quality data solutions that power analytical and modeling initiatives. You will be responsible for sourcing, transforming, analyzing, and preparing large-scale datasets while contributing to the design and implementation of robust ETL processes.

As a senior member of the team, you will also play a key role in driving analytical initiatives, collaborating with international stakeholders, and ensuring data quality and consistency across complex environments.

Key Responsibilities

• Support the development of advanced financial machine learning models by sourcing, aggregating, and preparing data from multiple internal and external sources.

• Clean, transform, validate, and analyze complex datasets to ensure high-quality inputs for modeling activities.

• Design, develop, and optimize ETL pipelines to streamline data ingestion and processing workflows.

• Work with large-scale databases and distributed data environments to extract and manage data efficiently.

• Collaborate with cross-functional teams including model developers, data scientists, and business stakeholders.

• Partner with business stakeholders to understand requirements and translate them into data-driven solutions.

• Identify data quality issues and implement solutions to improve data accuracy, consistency, and accessibility.

• Contribute to the continuous improvement of data management, reporting, and analytical processes.

• Support knowledge sharing and best practices across the wider data and analytics community.

Skills & Experience

• 5+ years of experience as a Data Analyst, preferably within complex enterprise environments.

• Fluency in French (B2+) and English is required.

• Strong proficiency in SQL and Python, including:

  • Pandas

  • NumPy

  • SciPy

  • PySpark

• Solid understanding of data wrangling, data transformation, and ETL processes.

• Experience working with large and complex databases and distributed data environments.

• Strong analytical, problem-solving, and critical-thinking skills.

• Experience collaborating with business stakeholders and translating business requirements into analytical solutions.

• Ability to work independently and manage multiple priorities in a fast-paced environment.

• Excellent communication and stakeholder management skills.

• Detail-oriented, collaborative, and business-focused mindset.

• Bachelor's degree in Computer Science, Engineering, Mathematics, Statistics, or a related field.

Nice to Have

• Banking or financial services domain experience.

• Experience supporting machine learning or advanced analytics initiatives.

• Knowledge of cloud-based data platforms and modern data architectures.

• Experience working in Agile environments.

• Exposure to data governance and data quality frameworks.

What We Offer

• Flexible collaboration model based on a B2B contract.

• Opportunity to work on challenging projects within the financial services sector.

• Exposure to modern data, analytics, and machine learning initiatives.

• Collaborative and supportive team environment.

• Access to professional development opportunities and a global network of experts.

• Hybrid working model.

• Access to employee benefits packages, including private medical care and life insurance.

• Access to learning platforms and professional certifications.

Recruitment Process

• Screening Call with a Recruiter

• Capco Hiring Manager Interview

• Client Interview

• Feedback / Offer

Joining Capco means joining an organization that is committed to an inclusive working environment where you're encouraged to #BeYourselfAtWork. We celebrate individuality and recognize that diversity and inclusion, in all forms, is critical to success.

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