Senior C# Engineer (Trading Systems)

New
V
VISTULOFinancial Technology
Fully remote for a top N. American bank (for residents of Poland only), 6-hour overlap with US Eastern business hoursContractSenior
Salary42,000 - 47,040 PLN per hour
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Job Details

Languages
English (B1)
Experience
7+ years
Required Skills
JavaC#Data Structures.NET

Requirements

  • 7+ years of professional C# .NET development experience.
  • Strong understanding of programming concepts, including algorithms, complexity, and multi-threading.
  • Knowledge of Java language capabilities and standard libraries.
  • Good knowledge of data structures, including the .NET collections library.
  • Proven experience building backend services for front-office trading systems.
  • Deep understanding of front-office workflows and electronic trading platforms (any asset class).
  • Experience building or contributing to an electronic trading system.
  • Expertise in multi-threading, event-driven systems, and performance tuning.
  • Familiarity with the FIX protocol.
  • Strong communication skills and comfort working in high-stakes, trader-facing environments.
  • Ability to align work with a 6-hour overlap with US Eastern business hours.
  • English proficiency (B1).

Responsibilities

  • Design and implement robust software solutions for FX trading systems using C# .NET.
  • Collaborate with other teams to research and implement changes to the trading system.
  • Create thorough test cases to ensure software stability and reliability.
  • Collaborate with operations teams regarding building new features and improving existing functionality.
  • Support production issues, including independently completing root-cause analysis and diagnosis.
  • Process business requirements with minimal guidance, derive implementation proposals, and implement them with a team or individually.
  • Mentor junior developers.
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42,000 - 47,040 PLN per hour
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