MARGO

Senior C# Developer with Fintech experience

MARGO
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5 months ago
Warsaw, PolandSenior

Responsibilities

  • Develop core financial systems using C#.
  • Contribute to the migration of backend systems to a modern event-driven architecture.
  • Support UI tools used by hundreds of users in a dynamic market environment.
  • Work directly with front-office IT in a distributed international team.
  • Apply clean code and software craftsmanship practices.
  • Manage engineering challenges proactively and responsibly, escalating conduct-related concerns when necessary.

Requirements

  • Senior-level C# development experience.
  • Fintech or financial-services experience.
  • Strong autonomy combined with excellent teamwork skills.
  • Excellent communication, analytical, and organizational skills.
  • Strong attention to detail, especially under time pressure.
  • A proactive and flexible approach to engineering challenges.
  • Integrity, discipline, transparency, and accountability.

Tech Stack

C#

Categories

MARGO

About MARGO

11-50 employees

Founded in 2019 and headquartered in Lancaster, Pennsylvania, MARGO operates a network of Bitcoin ATMs that let consumers convert cash to digital currencies. The company also runs a private client desk for high‑volume trading in assets like Bitcoin and Ethereum. Its business model centers on transaction fees from ATM usage and over‑the‑counter trades.

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