DATAGROUP Enterprise

Software Developer (Java, Oracle & PostgreSQL)

Stellenbeschreibung:

DATAGROUP in Krakau or Hybrid

DATAGROUP is one of the leading German IT service providers - thanks to our dedicated team. Our passion for technology and innovation enables us to provide our customers with reliable IT services. With us, you can expect a fascinating and challenging field of activity in an innovative company. An open corporate culture, individual training opportunities and diverse development opportunities mean a workplace tailored to you and your life.

Contact Person

Bartlomiej Musial

Position Overview

DATAGROUP Polska Sp. z o.o. is looking for a skilled Java/Oracle Developer to support our ongoing technology refresh and migration initiatives . This is a mid-level position offering remote flexibility and the opportunity to work on forward-looking IT projects that involve modernizing legacy systems and migrating to cloud and open-source platforms.

Responsibilities

  • Design and implement robust, scalable, and efficient JAVA-based frontend as well as Java components and Oracle PL/SQL procedures for the ETL process.
  • Contribute to the migration from Oracle to PostgreSQL.
  • Collaborate with cross-functional teams on application modernisation and cloud migration efforts.
  • Ensure code quality, performance, and maintainability throughout the development lifecycle.

Your Profile

  • Solid experience in Java development and object-oriented programming.
  • Strong skills in Oracle PL/SQL and ideally some exposure to PostgreSQL.
  • Familiarity with IBM DataStage is a plus.
  • Good understanding of RESTful APIs, Git, and modern development practices.
  • Strong communication skills in English; German is a plus.

Bonus Skills

  • Google Cloud Platform (GCP) – BigQuery, Astronomer, CloudSQL
  • IBM Cloud Pak for Data (CP4D) – especially for ETL and DataStage migration
  • Scheduling systems like Airflow or Astronomer

Offer

Benefits

  • Flexible working hours and remote work options (Poland only).
  • Open and cooperative corporate culture and a trusting working atmosphere.
  • Flat hierarchies and short decision paths.
  • Individual training opportunities and interesting technical challenges.
  • Social benefits.

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Stelleninformationen

  • Veröffentlichungsdatum:

    21 Feb 2026
  • Standort:

    WorkFromHome
  • Typ:

    Vollzeit
  • Arbeitsmodell:

    Vor Ort
  • Kategorie:

  • Erfahrung:

    2+ years
  • Arbeitsverhältnis:

    Angestellt

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