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Offer summary
(Summary generated by AI based on the full job description)
The project focuses on banking systems emphasizing data warehouse and ETL solutions. Key technologies include Informatica Power Center, Oracle 9i/10g, SQL/PL-SQL, Snowflake, Python. Responsibilities cover designing and implementing ETL processes, data warehouse development, supporting financial reporting, and automating development with AI tools. Tasks involve documentation, testing, and deployment support. Benefits include medical care, multisport, Pluralsight, and flexible working hours.
Senior Data Warehouse and ETL Developer – Banking Sector
Company: ITDS Polska Sp. z o.o.
from: 22 May 2026
to: 21 June 2026
16 800 - 21 840 złnet (+ VAT)/ mth.B2B contract (full-time)
13 500 - 15 500 złgross/ mth.contract of employment
Salary details
basic salary
Offer parameters
level:senior
working mode:hybrid
location:Warszawa, Masovian
Warszawa, Masovian
Requirements
Expected technologies
SQL
Oracle
Pytest
Optional technologies
Jira
SVN
Confluence
Our requirements
- 5+ years of experience in data warehousing, ETL development, or related fields.
- Strong knowledge of Informatica Power Center for ETL process design.
- Experience with Oracle databases (Oracle 9i/10g) and SQL/PL-SQL.
- Proven background in banking or financial reporting environments.
- Experience automating development work with AI tools (e.g., Codex, Claude) is a plus.
- Practical knowledge of Snowflake, Python, and large-scale data warehouse design.
- Ability to read and produce technical documentation in English.
- Strong analytical, problem-solving, and team collaboration skills.
Optional
- Practical experience with Big Data, Spark, and Python.
- Familiarity with BI concepts and agile methodologies (Scrum, Kanban).
- Knowledge of SQL Developer, SVN, GitHub, JIRA, and Confluence.
Your responsibilities
- Design and implement ETL processes using Informatica Power Center to streamline data flows.
- Develop and maintain data warehouses and reporting data marts to support strategic decision-making.
- Participate in the implementation and integration of Informatica tools within banking systems.
- Create and maintain Oracle databases and analytical environments to ensure high performance and scalability.
- Define and document technical specifications and administrative procedures.
- Test, validate, and support software solutions progressing toward production environments.
- Prepare installation packages and assist in software release processes.
About the project
As a Senior Data Warehouse and ETL Developer, you will be working for our client, a leading player in the banking sector, on developing and optimizing data warehouse solutions that empower smarter financial insights. Your expertise will drive the design of robust ETL processes, enhance data architecture, and support business intelligence systems, ensuring seamless data reporting and analysis for complex financial environments. Join a dynamic team committed to excellence and continuous innovation.
Unleash data-driven innovation — transform banking with cutting-edge data warehousing solutions!
Warsaw-based opportunity with a hybrid work model (2 days in the office/month, up to 5 remote days per week).
Only candidates with an existing legal right to work in the European Union will be considered.
This is how we organize our work
This is how we work
at the client's sitescrumkanban
#GETREADY to meet with us!
ITDS Business Consultants is involved in many various, innovative and professional IT projects for international companies in the financial industry in Europe. We offer an environment for professional, ambitious, and driven people.
We would like to meet you. If you are interested please apply and attach your CV in English or Polish, including a statement that you agree to our processing and storing of your personal data.
ITDS’s Whistleblower Procedure
📌 You can report violations in accordance with ITDS’s Whistleblower Procedure available here: https://itds.pl/wp-content/uploads/2025/03/INFORMATION-ON-PROCEDURE-FOR-REPORTING-BREACHES-AND-PROTECTION-OF-WHISTLEBLOWERS-AT-ITDS-POLSKA.pdf
What we offer
- Stable and long-term cooperation with very good conditions.
- Enhance your skills and develop your expertise in the financial industry.
- Work on the most strategic projects available in the market.
- Define your career roadmap and develop yourself in the best and fastest possible way by delivering strategic projects for different clients of ITDS over several years.
- Participate in Social Events, training, and work in an international environment.
- Access to attractive Medical Package.
- Access to Multisport Program.
- Access to Pluralsight.
- Flexible hours.
Benefits
- sharing the costs of sports activities
- private medical care
- flexible working time
- fruits
- integration events
- corporate gym
- saving & investment scheme
- no dress code
- coffee / tea
- drinks
- christmas gifts
- birthday celebration
- sharing the costs of a streaming platform subscription
- access to +100 projects
- access to Pluralsight
Recruitment stages
- 1.online interview
- 2.online interview
ITDS Polska Sp. z o.o.
ITDS supports financial service providers to take the next steps.
We identify what’s possible, every day. Opportunities in the areas of technology, organization, and digitization.
We see where banks, insurers, payment companies, or fintech can go and how they can get there.
That’s why we want to stimulate you to ramp up your ambition. Forget what you perceive as restraints and step towards the new reality.
ITDS in Poland - Pure player in new Technologies & Financial Industry
+300 IT implementation professionals
+20 clients in the Banking, Insurance, Payment & Fintech Industry
ITDS excels in digital strategy delivery and implementation of best-of-breed lending solutions. ITDS has delivered successful strategic projects throughout Europe since 1998. We combine the experience we’ve accumulated with in-depth knowledge of technologies, business processes, and EU legislation to unlock new business opportunities.
This is how we work
Senior Data Warehouse and ETL Developer – Banking Sector
13.5k–15.5k zł / mth. (CoE), 16.8k–21.8k zł / mth. (B2B)
I apply to:
ITDS Polska Sp. z o.o.
Warszawa, Masovian
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Informujemy, że administratorem danych jest ITDS z siedzibą w Warszawie, ul. Złota 59 (dalej jako "administrator"). Masz prawo do żądania dostępu do swoich danych osobowych, ich sprostowania, usunięcia lub ograniczenia przetwarzania, prawo do wniesienia sprzeciwu wobec przetwarzania, a także prawo do przenoszenia danych oraz wniesienia skargi do organu nadzorczego. Dane osobowe przetwarzane będą w celu realizacji procesu rekrutacji. Podanie danych w zakresie wynikającym z ustawy z dnia 26 czerwca 1974 r. Kodeks pracy jest obowiązkowe. W pozostałym zakresie podanie danych jest dobrowolne. Odmowa podania danych obowiązkowych może skutkować brakiem możliwości przeprowadzenia procesu rekrutacji. Administrator przetwarza dane obowiązkowe na podstawie ciążącego na nim obowiązku prawnego, zaś w zakresie danych dodatkowych podstawą przetwarzania jest zgoda. Dane osobowe będą przetwarzane do czasu zakończenia postępowania rekrutacyjnego i przez okres możliwości dochodzenia ewentualnych roszczeń, a w przypadku wyrażenia zgody na udział w przyszłych postępowaniach rekrutacyjnych - do czasu wycofania tej zgody. Zgoda na przetwarzanie danych osobowych może zostać wycofana w dowolnym momencie. Odbiorcą danych jest serwis Hello HR oraz inne podmioty, którym powierzyliśmy przetwarzanie danych w związku z rekrutacją.
Naruszenia można zgłaszać zgodnie z Procedurą zgłaszania nieprawidłowości ITDS dostępną tutaj:
https://itds.pl/wp-content/uploads/2025/03/INFORMATION-ON-PROCEDURE-FOR-REPORTING-BREACHES-AND-PROTECTION-OF-WHISTLEBLOWERS-AT-ITDS-POLSKA.pdf
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