Junior Data Engineer – kdb+ and Timeseries Databases
Offer summary

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

The project focuses on real-time data and AI in the financial sector. Required skills include kdb+ (q language) and functional programming languages such as Clojure, Haskell, Scala or vectorization tools like Python, R. Responsibilities include optimizing kdb+ processes, building analytic and API layers, collaborating with AI teams, and maintaining high system availability. The offer includes stable cooperation, medical benefits, and training opportunities.

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Junior Data Engineer – kdb+ and Timeseries Databases

Company: ITDS Polska Sp. z o.o.

from: 21 August 2026
to: 20 September 2026
27 300 - 32 760net (+ VAT)/ mth.B2B contract (full-time)
19 500 - 23 500gross/ mth.contract of employment
Salary details
basic salary
Offer parameters
level:junior
working mode:hybrid
location:Kraków, Lesser Poland
Kraków, Lesser Poland

Requirements

Expected technologies

Clojure
Haskell
Scala
Python
R
Matlab
Octave
Wolfram Mathematica
Linux

Operating system

Linux

Our requirements

  • A passion for solving complex data engineering challenges with strong problem-solving skills.
  • Fundamental knowledge in computer science or experience with functional programming languages such as Clojure, Haskell, Scala, or vectorization in Python, R, Matlab/Octave, Wolfram Mathematica.
  • A keen interest in technology, automation, and optimizing large datasets.
  • Basic understanding of Linux, server-client architecture, cloud infrastructure, AI/ML concepts.
  • A collaborative mindset, proactive problem-solver, with the ability to manage tasks from inception to release.

Optional

  • Knowledge of Timeseries databases, especially kdb+ (q language).
  • Experience with financial or market data systems.
  • Certifications or experience in cloud platforms or automation tools.

Your responsibilities

  • Develop and optimize kdb+ processes and queries to ensure maximum speed and efficiency for market-facing applications.
  • Build analytic and aggregation layers that support downstream systems, APIs, and AI/ML models.
  • Expose kdb+ data and analytics via APIs to front-end applications, AI engines, and reporting tools.
  • Collaborate with AI and data engineering teams to provide clean, structured datasets for model training and deployment.
  • Implement monitoring, alerting, and capacity management strategies to sustain high availability of critical services.
  • Ensure resilience and disaster recovery plans are in place for all market-critical solutions.
  • Partner with traders, quants, sales, and product owners to translate business needs into robust technical solutions.
  • Follow internal policies on operational risk, data governance, and auditability to maintain compliance and security.

About the project

As a Junior Data Engineer, you will be working for our client, a leading player in the digital transformation of global financial markets through cutting-edge AI and data solutions. You will contribute to building high-performance, low-latency systems that enable institutional investors and market professionals to make smarter decisions with real-time analytics and insights.
Unleash the Power of Real-Time Data — Drive Innovation in Financial Markets!
Krakow-based opportunity with hybrid work model.
Only candidates with an existing legal right to work in Europe will be considered for this role.

#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

Junior Data Engineer – kdb+ and Timeseries Databases
19.5k–23.5k zł / mth. (CoE), 27.3k–32.8k zł / mth. (B2B)
I apply to:
ITDS Polska Sp. z o.o.
Kraków, Lesser Poland
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