Currency

Big Data Engineer with Spark and Scala

Data

Big Data Engineer with Spark and Scala

Data

-, Warszawa

Sii

Full-time
B2B
Mid
Hybrid

Tech stack

    English

    C1

    Aapache Spark

    regular

    Scala

    regular

    SQL

    regular

Job description

We are looking for an experienced Big Data Engineer to join our data engineering team responsible for creating and evolving a next-generation data platform. This platform plays a key role in supporting a variety of business functions and engaging with multiple stakeholders across the organization.


Your tasks

  • Design, develop, and maintain scalable data pipelines and processing systems

  • Build efficient solutions for collecting, transforming, and integrating data from diverse sources

  • Translate business and analytical needs into technical requirements and data models

  • Optimize data workflows to ensure high performance, reliability, and resilience

  • Develop and maintain Spark/Scala-based jobs for data ingestion and transformation

  • Participate in code reviews and contribute to continuous improvement initiatives

  • Work collaboratively within an Agile (Scrum) environment, delivering business value in short iterations

  • Follow best engineering practices such as TDD, BDD, clean coding, and DevOps principles

  • Create and maintain technical documentation and test plans


Requirements

  • Min. 5 years of professional experience in Big Data engineering, preferably in the banking or financial services sector

  • Proficiency in Spark, Scala, and SQL

  • Working knowledge of additional tools and technologies such as Python, Java, Airflow, DevOps, CI/CD pipelines, APIs, microservices, and Git

  • Excellent analytical and troubleshooting skills

  • Strong communication and teamwork abilities

  • Proactive, self-driven approach to work

  • Ability to collaborate effectively with international teams across different time zones

  • Solid organizational and prioritization skills

  • Fluency in English, both spoken and written

  • Open to a hybrid work model (2-3 days per week on-site)

Tech stack

    English

    C1

    Aapache Spark

    regular

    Scala

    regular

    SQL

    regular

Office location

Published: 21.10.2025

About the company

Sii

Sii Polska to czołowy dostawca doradztwa technologicznego, transformacji cyfrowej oraz usług biznesowych i inżynieryjnych. Firma obecna jest na rynku od 2006 roku, zatrudnia ponad 7 300 ekspertów, jedenastokrotnie zdobył...

Company profile

Big Data Engineer with Spark and Scala

Summary of the offer

Big Data Engineer with Spark and Scala

-, Warszawa

Sii

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