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Salary
$70k – $84k per year
Location
Hybrid (Kraków, Poland)
Seniority
Middle · 3+ years exp
Employment
Full-Time

First seen by Alion on Sep 23, 2026.

Overview
Company
Impact
Profile match
ITDS is a Polish technology consulting and staffing firm that supplies engineers, analysts and project specialists to banks, insurers and other financial institutions. Its consultants work inside client delivery teams on software development, testing, business analysis, data engineering, cloud infrastructure and cybersecurity, usually on long-running programmes rather than short advisory engagements. The firm is based in Warsaw, recruits across Poland and increasingly for remote assignments elsewhere in Europe, and posts a high volume of contract and permanent technology vacancies under its own name on behalf of client employers.

Unleash innovation with data-drive transformative insights through advanced machine learning!

Kraków-based opportunity with hybrid work model (2 days in office, 3 days remote).

As a Mid-Level Data Scientist, you will be working for our client to develop and optimize cutting-edge machine learning pipelines. Join their team to shape intelligent solutions that impact business decisions and foster technological progress.

Your main responsibilities:

  • Support the ML team with feature engineering, model selection, training, validation, and testing
  • Analyze datasets to evaluate their suitability and contribution to projects
  • Collaborate closely with data scientists and data engineers to enhance pipeline performance

You're ideal for this role if you have:

  • At least 3 years of experience in classical ML pipelines
  • Hands-on knowledge in feature engineering and models such as XGBoost, LightGBM, MLP, autoencoders, etc.
  • Advanced SQL skills in standard language and proficiency with Python APIs (PySpark, pandas)
  • A detail-oriented and diligent personality with excellent communication skills

It is a strong plus if you have: (optional)

  • Knowledge of Apache Spark

Language Required for the role :

  • Communicative English

Eligibility for the role :

  • Only candidates with an existing legal right to work in the European Union will be considered for this role.

#MAKEYourCareerBETTER

Interested? Apply now and include your CV (preferably in English) along with a statement confirming your consent to the processing and storage of your personal data.

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