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From the employer's careers site First seen 26 Oct 2026

Senior Big Data Engineer

IQVIA senior full-time

Salary

zł188,700 - zł350,200

Apply on IQVIA

Description

We are looking for an experienced, innovative and highly motivated Senior Big Data Engineer to design, develop, and support data engineering solutions.

The role requires a considerable focus on understanding the data dealt with as an organization, developing a better understanding of the data through profiling, taking ownership of the solution design, working collaboratively with the wider engineering team to implement optimal solutions in a timely manner, and ensuring successful deployment and operation of the platform in production.

The platform helps solve complex business challenges pertaining to healthcare data, such as mapping a wide variety of healthcare drug and diagnosis data to standard coding frames.

Responsibilities

  • Oversee and guide junior and mid-level engineers, providing technical direction and mentoring to support their growth.
  • Delegate tasks effectively, ensuring clarity of expectations and alignment with delivery goals.
  • Take ownership of the delivery of assigned workstreams, ensuring quality, timeliness, and accountability across the team.
  • Build pipelines for processing large amounts of medical data.
  • Participate in analysis, system design, development, deployment, and maintenance.
  • Conduct peer code reviews.
  • Contribute to the definition and adoption of technical standards.
  • Create comprehensive automated unit and integration tests.

Technical Skills and Knowledge

  • 6 years of experience with SQL, Python, Scala.
  • 6 years of experience in data engineering.
  • Strong understanding of the Databricks platform.
  • Experience with Big Data batch processing and Azure Cloud Services.
  • Practical knowledge of the Apache Spark ecosystem, including Delta and Parquet data formats.
  • Experience with complex ETL design and implementation.
  • Experience with data analysis, data profiling, data integration, data quality, data warehousing, and data reporting.
  • Experience with CI/CD automation processes and tools such as Jenkins/GitLab.
  • Familiarity with AI-powered productivity tools such as Copilot or Cursor.
  • Practical experience with FastAPI for building production-grade APIs is a plus.
  • Experience working in an Agile environment.
  • Experience with database design and modeling.
  • Previous experience with healthcare or pharmaceutical data would be an advantage.
  • Knowledge of algorithms and design patterns and how to apply them effectively.
  • Experience with large data volume processing.

Personal Skills and Behaviors

  • Excellent analytical and troubleshooting skills.
  • Strong collaboration, written, and verbal skills.
  • Familiarity with project management concepts, specifically Agile/Scrum.
  • Ability to present complex results in a clear language for both technical and non-technical audiences.
  • Experience collaborating with teams from Europe, with an understanding of cross-cultural communication and remote delivery dynamics.
  • A great team player mindset.

What We Offer

  • Work in a company with offices in over 100 countries around the world, listed on the American stock exchange (NYSE).
  • Multi-terabyte databases.
  • Quarterly work planning - goals and progress review every 90 days.
  • Technical training.
  • Possibility to participate in technical conferences within the country.
  • Favourable employment conditions and benefits.

Skills

Required

Nice to have

  • FastAPI
  • AI-powered productivity tools
  • healthcare or pharmaceutical data

Ready to apply?

You apply with the employer directly. Their original posting is here: https://iqvia.wd1.myworkdayjobs.com/en-US/IQVIA/job/Warsaw-Poland/Senior-Big-Data-Engineer--FastAPI-expert-_R1566313

Apply on IQVIA