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Second Foundation

Python Developer

Prague
Level
Mid

Not stated in the posting: salary, work type, visa.

Open. First seen 3 October 2026.

About the role

We are a unique combination of a technology company and a trading house. Our mission is to turn data into market-beating trading strategies by using sophisticated mathematical models while helping to balance the power grid.

What would you work on?

  • Building industry-leading tooling in Python that supports analytical and trading teams.
  • Setting up data processing and improving its infrastructure.
  • Enabling new machine learning approaches and simplifying ML operations.
  • Deploying new models in production, monitoring their reliability and continuously improving their performance.
  • Presenting complex data in an easily understandable way through custom dashboards.
  • Delivering your code quickly to production with direct feedback from internal stakeholders.

What makes you a great candidate?

  • Mathematical or technical background.
  • A curious mind, a passion for problem-solving, and commitment to working collaboratively.
  • Strong ability to discuss, communicate and document technical decisions.
  • Affinity for delivering clean, concise, and maintainable code.
  • Ability to grasp new data and present it clearly and effectively.
  • Experience with Python and its libraries for data analysis, such as NumPy, and pandas.
  • Experience with any of: CI/CD (K8s), ML toolkits, performance optimization.

What do we offer?

  • Brand new office in the city center – Masaryčka.
  • Competitive salary package with the possibility of a yearly bonus.
  • 25 days of paid holiday.
  • Flexible working hours and home-office options.
  • High-end workstation.
  • Sponsored lunch in the office. Every workday.
  • Free snacks at the office.
  • Multisport Card – fully paid by the company.
  • Colleagues who are absolute experts in what they do.

What this role asks for

Standard for backend roles

Kubernetes · Python

Common in backend postings at any company.

Read against Second Foundation's other open postings on this site.

The team: Analytics

This role is one of 6 open in Analytics.

WHAT THE TEAM WORKS WITH, ACROSS ITS POSTINGS

Python (6 of 6), CI/CD (2 of 6), Data Warehousing (2 of 6), ETL (2 of 6), Kubernetes (2 of 6), Machine Learning (2 of 6), NumPy (2 of 6)

OTHER ROLES ON THIS TEAM

From the team and dates on Second Foundation's own job board.

Salary context

19 other open postings titled Python Developer state a salary: median USD 107,900 to USD 195,050 a year.

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