Data Engineer – Tax Care

🕒 September 23

🇵🇱 Poland – Remote

⏰ Full Time

🟡 Mid-level

🟠 Senior

🚰 Data Engineer

👻 Ghost score 10%

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XTB online investing

WebsiteLinkedInAll Job Openings

1001 - 5000 employees

Founded 2004

💳 Fintech

💸 Finance

👥 B2C

💰 $194.1M Post-IPO Secondary - Xtb on 2025-05

Fintech • Finance • B2C

XTB online investing is an international online brokerage and investing platform offering access to equities, ETFs, forex, commodities, indices and leveraged CFD instruments through award‑winning web and mobile apps. The firm provides both commission‑free stock and ETF trading (within limits), CFD trading across thousands of instruments, educational resources, market analysis, interest on uninvested funds, and tax‑wrapped ISA products for UK clients; it is regulated by the UK FCA and advertises FSCS protection and consumer risk disclosures. The platform is consumer‑facing, emphasizes digital security and customer support, and highlights over 20 years of industry experience and multiple million users.

📋 Description

• Design, build, and maintain data pipelines feeding XTB's accounting and tax systems • Migrate the existing data platform to Databricks, including rewriting legacy MS SQL Server stored procedures into Spark/Databricks SQL • Build and maintain a Python data service exposing data through a REST API and web UI • Work with raw data and design integration methods for the data platform • Develop CI/CD pipelines for data engineering solutions • Create and maintain Infrastructure as Code solutions • Integrate the data platform with other systems and applications • Participate in architectural decision-making and define engineering standards • Conduct code reviews, document solutions, and share knowledge with team members

🎯 Requirements

• At least 3 years of experience as a Data Engineer or in a related software engineering role • Strong Python — ability to write clean, testable production code, including backend services (FastAPI / Flask or similar) exposing REST APIs • Advanced SQL and practical experience with T-SQL / MS SQL Server, including reading and reasoning about legacy stored procedures • Hands-on experience with Apache Spark (PySpark) • Experience with dbt — models, tests, macros, layered warehouse design • Strong understanding of data warehouse design principles and data modeling • Practical knowledge of ETL/ELT processes • Experience analyzing existing legacy code with the goal of improving it and migrating it to newer technology • Familiarity with data quality, monitoring, and pipeline reliability • Experience with workflow orchestration tools such as Airflow or Dagster • Knowledge of CI/CD pipeline building and maintenance principles • Understanding of REST standards for system integration • Strong analytical problem-solving skills and attention to detail • Willingness to work under a hard monthly accounting close deadline • Effective communication skills and ability to collaborate with engineers and finance/accounting stakeholders • Openness to learning and exploring new technologies and methodologies

🏖️ Benefits

• Real influence on the development of the company and the product • Work in an experienced team that is happy to share its knowledge • A clear vision of development thanks to regular feedback and clear career paths • Regular team-building meetings • A training budget for courses and conferences that interest you • An extra day off on your birthday • An extra day off for parents • Equipment tailored to your needs • Private medical care and group insurance • Access to an e-learning platform for learning English and a benefits platform • Access to a wellbeing platform and the opportunity to take advantage of workshops and private therapy sessions • Remote work, from the office in Warsaw or from a coworking space in your city

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