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Quant Developer
  • Toruń
Quant Developer
Toruń, Toruń, Kuyavian-Pomeranian Voivodeship, Polska
Sii Sp. z o.o.
5. 9. 2025
Informacje o stanowisku

Quant Developer

Miejsce pracy: Toruń

Technologies we use

Expected

  • Python
  • C++
  • Quant
  • SQL
  • Microsoft Azure
  • Docker

Optional

  • Apache Spark
  • lakehouses
  • Apache Kafka
  • Kafka

About the project

Join as a Quant Engineer and work at the intersection of technology, finance, and energy trading. Youll turn advanced quantitative models into robust software solutions using modern tools like Python, Azure, and Docker, directly impacting trading decisions.

If you are looking for a diverse and interesting work environment, do not hesitate to contact us and take part in the recruitment process

Your responsibilities

  • Productionise quant models into software applications, ensuring robust day to day operation
  • Translate the trader or quant analyst’s need into software product requirements
  • Prototype and implement data pipelines
  • Coordinate closely with analysts and quants during the development of models
  • Acting as a technical support and coach
  • Produce accurate, performant, scalable, secure software, and support best practices following defined IT standards
  • Transform proof of concepts into a larger deployable product
  • Ensuring that documentation and explanations of results of analysis or modelling are fit for purpose for both a technical and non-technical audience

Our requirements

  • Expertise in application design, security, release, testing, and packaging
  • Mastery of SQL / no-SQL databases, data pipeline orchestration tools
  • Knowledge of concurrent/distributed programming and performance optimisation methods
  • Strong Python up-to-date skills, including web development, cloud (ideally Azure), Docker, testing, and DevOps
  • Good understanding of maths, finance as role interacts with quant devs, analysts and traders
  • Financial and/or trading exposure is nice to have, particularly for energy commodities
  • Fluent Polish required
  • Residing in Poland required

Optional

  • Familiarity with Data engineering (pyspark, lakehouses, kafka)

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 60M 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 7 500 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. In a survey, as many as 90% of our employees responded that Sii is a great place to work, and 95% of them think we have a great atmosphere here.

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