Big Data Engineer (Spark/Scala) – Finance/Banking
Offer summary

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

The project involves a financial system in the banking sector focused on building and optimizing a data platform. Expertise in Apache Spark and Scala and experience processing large datasets are required. Responsibilities include designing and developing efficient data processing solutions, creating scalable jobs, data analysis, and production support. The project operates in an agile environment with collaboration across global teams.

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Big Data Engineer (Spark/Scala) – Finance/Banking

Company: ITDS Polska Sp. z o.o.

from: 19 June 2026
to: 19 July 2026
23 100 - 31 500net (+ VAT)/ mth.B2B contract (full-time)
15 000 - 25 000gross/ mth.contract of employment
Salary details
basic salary
Offer parameters
level:mid • senior
working mode:hybrid
location:Warszawa, Masovian
Warszawa, Masovian

Requirements

Expected technologies

Apache Spark

Optional technologies

Scala
Java
Airflow
Git

Our requirements

  • 3+ years of professional experience in big data engineering (ideally in banking or finance).
  • Strong expertise in Apache Spark and Scala (or Java).
  • Solid big data/data platform background, including working with large-scale datasets.
  • Experience building reliable data processing jobs with a focus on scalability and resilience.
  • Analytical mindset with strong problem-solving skills.
  • Proactive attitude and effective teamwork across global or cross-functional stakeholders.
  • Strong communication skills and ability to work across different time zones.
  • Fluent English (required).

Optional

  • Knowledge of Airflow and Git.
  • Experience with modern data architecture strategies.
  • Experience delivering in Agile/Scrum environments in fast-paced delivery contexts.

Your responsibilities

  • Design and develop solutions to collect, transform, and process large datasets efficiently.
  • Analyze data from multiple sources and translate insights into technical specifications.
  • Implement and industrialize reliable, scalable, and resilient data processing jobs using Spark and Scala (and/or Java).
  • Conduct code reviews and collaborate with team members to continuously improve code quality and engineering practices.
  • Contribute to agile teams delivering value through Scrum cycles.
  • Stay up-to-date with evolving big data technologies and apply best practices to the platform.
  • Support applications in production, troubleshoot production issues, and maintain high quality standards.
  • Produce comprehensive technical documentation, test plans, and project artifacts.

About the project

As a Big Data Engineer (Spark/Scala), you will be working for our client, a leader in structured finance within the global banking industry. You will contribute to building and optimizing a cutting-edge data platform that supports complex business processes and enables collaboration across multiple stakeholders in the finance sector. If you enjoy solving high-impact data challenges, this is a great opportunity to accelerate your career in a modern, data-driven environment.
Turn terabytes into trust-worthy finance intelligence — build the next-generation data platform with Spark & Scala!
Location & work model Warsaw-based opportunity with hybrid work model.
Only candidates with an existing legal right to work in the European Union will be considered for this role.

This is how we organize our work

This is how we work

at the client's siteagilescrum

This is how we work on a project

  • Continuous Deployment
  • Continuous Integration

#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
Company

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

Big Data Engineer (Spark/Scala) – Finance/Banking
15k–25k zł / mth. (CoE), 23.1k–31.5k zł / mth. (B2B)
I apply to:
ITDS Polska Sp. z o.o.
Warszawa, Masovian
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