Data Engineer (BigQuery / GCP) (m/f/d)
Offer summary

(Summary generated by AI based on the full job description)

The project involves cost reporting and financial-accounting processes within the banking sector. Key technical skills include expertise in BigQuery, SQL and knowledge of GCP Data Engineering. Responsibilities include developing and optimizing BigQuery, building ELT/ETL pipelines, data modeling, collaborating with business, and ensuring system stability and security. Benefits include private medical care and professional development support.

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Data Engineer (BigQuery / GCP) (m/f/d)

Company: Commerzbank AG

from: 3 July 2026
to: 2 August 2026
salary not specifiedcontract of employment (full-time)
Offer parameters
level:mid
working mode:hybrid
Łódź, Bałuty
Łódź, BałutyOgrodowa 8View on map

Requirements

Expected technologies

Google Cloud Platform
SQL

Optional technologies

Git
Python

Operating system

Windows

Our requirements

  • High knowledge of BigQuery / SQL
  • Good knowledge of GCP Data Engineering

Optional

  • Basic Python knowledge
  • Basic knowledge of Git / CI/CD

Your responsibilities

  • Develop and optimize BigQuery datasets, views and queries (partitioning, clustering, materialized views) to meet performance and cost targets.
  • Build and maintain ELT/ETL pipelines into BigQuery (e.g., via Cloud Storage, Pub/Sub, Dataflow, Dataproc, or vendor sources), including monitoring and error handling.
  • Model data for analytics (dimensional and/or data vault concepts) and define data quality checks, lineage and documentation for curated datasets.
  • Collaborate with business and IT stakeholders to translate requirements into technical specifications, implement changes, and support testing and release activities.
  • Ensure operational stability and security (IAM, service accounts, dataset access, auditability), troubleshoot
  • incidents, and continuously improve reliability and automation.
Company

About the project

Our team is part of Cost Processing & Transactions cluster. The cluster provides standard reporting for controlling group costs, processes the accounts payable and travel expense reports, and makes the system landscape available to numerous customers in the CFO department. We are a diverse international team with around 150 employees in Frankfurt, Bremen, Hamburg, Lodz and Prague and have clients in Germany and abroad. We are responsible for around 200 accounting and controlling processes and 45 IT products, from A as accounting to Z like Zet-Visions, and are therefore active in the heart of Commerzbank. With systems created by our team we are meeting demands which cannot be met by “box” products. We develop and maintain applications used in controlling environment (group and segment controlling) which provide planning, analysis and reporting functions. Working close with business we are able to quickly adapt them to current regulations and needs.

Benefits

  • private medical care
  • sharing the costs of professional training & courses
  • life insurance
  • remote work opportunities
  • flexible working time
  • integration events
  • corporate sports team
  • retirement pension plan
  • preferential loans
  • no dress code
  • video games at work
  • coffee / tea
  • leisure zone
  • pre-paid cards
  • redeployment package
  • employee referral program
  • extra leave
  • Multisport
  • Skills@Work - personal & professional development program
  • Employee Assistance Program (psychological support)
  • E-learning platform: O'Reilly, library, tutorials

Recruitment stages

  • 1.
    CV review
  • 2.
    Recruiter interview
  • 3.
    Hiring manager interview
  • 4.
    Offer extended

Commerzbank AG

Commerzbank is a leading international commercial bank with branches and offices in almost 50 countries. The world is changing, becoming digital, and so we are. We are leaving the traditional bank behind us and are choosing to move forward as a digital enterprise. This is exactly why we need talented people who will join us on this journey. We work in inter-locational and international teamwork in agile methodologies.

This is how we work

Data Engineer (BigQuery / GCP) (m/f/d)
I apply to:
Commerzbank AG
Łódź, Bałuty
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