Welcome to the team:
Senior Data Engineer (Cloud Migration & Product Optimization) (m/f/diverse)

  • Function
    Function:
    Information Technology
  • Location
    Location:
    Lodz
  • Job type
    Job type:
    Permanent / Full time
  • First working day
    First working day:
    1 / 1 / 2026
  • Application deadline
    Application deadline:
    3 / 5 / 2026

Join our team as a Senior Data Engineer!

Your tasks

Are you experienced in data engineering and cloud-based solutions? Join our dynamic and forward-thinking team as a Senior Data Engineer. In this role, you will play a pivotal part in the transformation of our data platform, leading the migration of our ETL workflows from a SAS platform to the Google Cloud (GCP). In addition to ensuring a smooth migration process, you will take on software architecture responsibilities, driving product development, future enhancements, and optimization across both the backend and frontend.  

You will be responsible for:

  • Cloud Migration: Lead and execute the migration of ETL processes and workflows from the SAS platform to Google Cloud Platform, ensuring high performance and minimal disruption. 
  • Code Optimization: Collaborate with AI tools to translate SAS code into efficient cloud-native code, optimizing it for scalability, performance, and maintainability. 
  • Architectural Leadership: Design and implement a modern, robust, and scalable data platform, serving as a technical architect for key projects and long-term initiatives. 
  • Product Enhancement: Contribute to the wider lifecycle of product development, identifying opportunities for functional improvements, enhancements, and innovations on both back-end and front-end systems. 
  • API Development: Design and build interfaces between data storage and the data transformation engine in the form of scalable and secure APIs that enable seamless data flow and integration. 
  • Technology Trends: Stay updated with the latest developments in data engineering, cloud computing, and frontend technologies, driving adoption of best practices. 
  • Team Collaboration: Work closely with cross-functional teams, including data scientists, product managers, and software developers, to deliver high-quality solutions that support our business goals. 

Your profile

Which technology & skills are important for us?

  • Very good knowledge of data pipeline orchestration (design and architecting scalable, cloud-native data pipelines for data transformation and aggregation based on business use cases).  
  • Very good knowledge of GCP (or other Cloud) and creating Cloud based architecture (BigQuery, Dataproc, Composer) 
  • Very good knowledge of Python and SQL. Ideally also with experience in the usage of Procedural SQL. 
  • Very good knowledge of API (understanding of how frontend apps interact with backend APIs in a full-stack environment) 
  • Good knowledge of Bitbucket and CI/CD solutions  
  • Good knowledge of IaC (Terraform)  
  • Familiarity with AI tools for code migration and optimization (e.g., AI-driven transformation tools or IDE plugins leveraging machine learning). 
  • English level B2 

Nice to have:

  • German would be a plus

Do not worry, if you do not have experience in some of the points - we will provide trainings for you! 

How?

 Hybrid on Wersalska 6 street (Once a week work from the office - Łódź) 

The company

Below you can find more information about Commerzbank and cluster:

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.

Description of the cluster:

The Sales Analytics cluster as a part of the BDAA key area services the segments corporate customers as well as private and business customers. We combine and consolidate the bank's data to identify customer needs and transform them to sales opportunities using customized analytical models. Our modern interactive dashboards covering various areas of the banking business provide the conclusive argumentation to convince the customers to our sales colleagues. We then create transparency in the measures of sales success integrated in our unique dashboard product family. The development of new data-based products such as the pay-per-use credit completes our range of services

What we offer?

  • Medical care packages in Enel-med,
  • Additional Generali insurance,
  • Multisport Plus Card,
  • Sodexo Lunch Pass card,
  • Co-financing of glasses or contact lenses,
  • PPE- Employee pension scheme, in which the employer's contribution is 4.5% of the monthly salary,
  • Special offer at mBank for Commerzbank employees,
  • Special offers within mBank group (including free access to Legimi ebooks, special offer in Orange, discounts in chosen car salons),
  • Access to the Speexx e-learning language platform,
  • Access to O’Reilly and Clix (Linkedin Learning) e-learning platform,
  • Internal training program Skills@work (coffee Learning Session – informal quarterly meetings among employees focusing on a given technological or business issue, BigUP- individual mentoring program focused on soft skills development, Coach Academy – Technical training organized by employees for employees, Guilds – groups focusing on a given technology),
  • External trainings,
  • Interest groups and integration events,
  • Relocation packages inside and outside Poland,
  • Psychological support program for employee and family, additionally financial and legal consultations (chat, phone, 24/7),
  • Additional holiday days after each year worked at Commerzbank (maximum 5 additional days),
  • Compensation of up to 100% for sick pay (up to 33 days in a given calendar year),
  • Equivalent for electricity and internet while working for home,
  • Flexible working time,
  • Masterbenefit – car subscription,
  • Travel allowance of 150 pln for each arrival for the first year of work in Commerzbank for employees who are living outside of Łódzkie and their previous employer was located outside of Łódzkie.
  • Annual bonus, which amount depends of the results of the bank.

Contact

Commerzbank Aktiengesellschaft Spółka Akcyjna oddział w Polsce

Ul. Wersalska 6

91-203 Łódź

Your application process

Please add the following clause to your application:
1. I consent to the processing of personal data contained in this document by Commerzbank Aktiengesellschaft with its registered office in Kaiserstrasse 16, 60311 Frankfurt am Main, Germany, operating through the Branch in Poland with its registered office in Łódź, 91-203 Łódź, ul. Wersalska 6, KRS 0000631053, for the implementation of the current recruitment process and for the future recruitment for a period of 6 months, in accordance with the Regulation of the European Parliament and of the Council (EU) 2016/679 of 27 April 2016 on the protection of individuals with regard to the processing of personal data the free flow of such data and the repeal of Directive 95/46 / EC (RODO) and in accordance with the Act of 10 May 2018 on the protection of personal data (Journal of Laws of 2018, item 1000). I provided my personal data voluntarily and I declare that they are truthful. I have the right to withdraw this consent at any time. The withdrawal of consent shall not affect the lawfulness of processing based on consent before its withdrawal.

2. I have read the content of the information clause, including information about the purpose and methods of processing personal data and the right to access my personal data and about the right to correct, rectify and delete it.