.
KDB Developer (f/m/x)
  • Warsaw
KDB Developer (f/m/x)
Warszawa, Warsaw, Masovian Voivodeship, Polska
Sii Sp. z o.o.
22. 1. 2026
Informacje o stanowisku

KDB Developer (f/m/x)

Miejsce pracy: Warszawa

Technologies we use

Expected

  • KDB
  • Python

Optional

  • Machine Learning
  • pykx

About the project

Become part of our financial client’s team and help develop advanced quantitative research and execution platforms supporting global markets. In this role, you will work at the intersection of technology, data, and analytics—helping to enhance the performance and scalability of systems that support research, signal generation, and trade execution.

Your responsibilities

  • Create and optimize scalable KDB/Q solutions used in research and trade execution workflows
  • Drive effective testing strategies, automation frameworks, and performance enhancements
  • Support data ingestion, transformation, and storage processes
  • Collaborate closely with traders, quantitative researchers, and engineering teams
  • Troubleshoot and resolve production issues in real time
  • Contribute to the continuous improvement of system architecture and workflow efficiency

Our requirements

  • At least 2 years of hands‑on KDB/Q experience within quantitative finance or related domains and 4 years in software development
  • Strong Python programming skills; exposure to back‑testing or signal research is a plus
  • Solid understanding of data structures, time‑series data, and analytical problem‑solving
  • Excellent communication skills in English
  • Familiarity with ML techniques, pykx, or cloud tooling is considered an advantage
  • Openness to working from the Warsaw office at least 3 days per week
  • Residing in Poland required

What we offer

  • Great Place to Work since 2015 - it’s thanks to feedback from our workers that we get this special title and constantly implement new ideas
  • Employment stability - revenue of PLN 2.1BN, no debts, since 2006 on the market
  • We share the profit with Workers - over PLN 76M has already been allocated for this aim since 2022
  • Attractive benefits package - private healthcare, benefits cafeteria platform, car discounts and more
  • Comfortable workplace – class A offices or remote work
  • Dozens of fascinating projects for prestigious brands from all over the world – you can change them thanks to Job Changer application
  • PLN 1 000 000 per year for your ideas - with this amount, we support the passions and voluntary actions of our workers
  • Investment in your growth – meetups, webinars, training platform and technology blog – you choose
  • Fantastic atmosphere created by all Sii Power People

Recruitment stages

  • Send your CV
  • Talk to us about your expectations
  • Learn more about our projects and choose the best
  • Start your adventure with Sii!

Sii Sp. z o.o.

Sii is the leading technology consulting, digital transformation, engineering, and business services vendor in Poland. We already employ more than 7 300 professionals and implement projects in a variety of industries for clients from many countries around the world. The Great Place to Work title, won 10 times in a row, proves that at Sii, we create a friendly work environment.

Sii ensures that all employment-related decisions are made solely on the basis of qualifications and competencies. We are committed to equal treatment of all individuals, regardless of any protected characteristics, and promoting a diverse and inclusive work environment.

  • Praca Warszawa
  • Warszawa - Oferty pracy w okolicznych lokalizacjach


    109 018
    16 173