Senior Data Warehouse and ETL Developer - Banking Sector

Expected, SQL, PL/SQL, Oracle, Codex, Claude

Optional, Python, Spark, Microsoft Power BI, SQL, SVN, GitHub, Jira, Confluence

Operating system, Windows

About the project, As a Senior Data Warehouse and ETL Developer, you will be working for our client, a leading player in the online banking sector, on the development and optimization of sophisticated data warehouse solutions. You will play a key role in designing, implementing, and maintaining data architecture that drives precise financial reporting and insightful analysis. Join a dynamic team committed to excellence and innovation in financial data management., , Unleash Innovation in Data Warehousing — Shape the Future of Financial Data Solutions!, , Warsaw-based opportunity with a hybrid work model (5 remote days per week)., , Only candidates with an existing legal right to work in the European Union will be considered for this role.

Your responsibilities, Design and implement ETL processes using Informatica Power Center to ensure seamless data integration., Develop and maintain data warehouses and reporting data marts to support decision-making processes., Participate in the implementation and integration of Informatica tools within the data landscape., Create and develop BI-analytical environments to facilitate advanced data analysis., Maintain and optimize Oracle databases and applications for performance and scalability., Define and document technical specifications and administrative procedures., Test, validate, and troubleshoot software solutions, ensuring robustness and accuracy., Prepare software installation packages and support software deployment to production environments.

At least 5 years of experience in data warehousing, ETL development, and Oracle-based systems., Strong expertise in Informatica Power Center for ETL processes., Hands-on experience with SQL, PL/SQL, and Oracle database design., Knowledge of accounting and financial reporting within the banking sector., Experience with automating development tasks using AI tools (e.g., Codex, Claude)., Practical understanding of data warehouse design for large institutions., Ability to read and produce technical documentation fluently in English., Strong analytical, problem-solving, and teamwork skills with a focus on quality.

Optional, Theoretical and practical experience with Big Data, Python, and Spark., Knowledge of Business Intelligence (BI) concepts and related tools., Familiarity with Agile methodologies (Scrum, Kanban)., Experience with SQL Developer, SVN, GitHub, JIRA, and Confluence.

This is how we work, at the client's site, agile, scrum

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, online interview, online interview

#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:

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,