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Senior Java Trading Systems Engineer - Fixed Income & FX
  • Warsaw
Senior Java Trading Systems Engineer - Fixed Income & FX
Warszawa, Warsaw, Masovian Voivodeship, Polska
VISTULO sp. z o.o.
22. 2. 2026
Informacje o stanowisku

technologies-expected :


  • Java

about-project :


  • Join the Java Engineering Team at a top N. American Bank
  • This isn’t just another dev role. It’s your chance to engineer the core of global trading.
  • We’re talking ultra-low-latency architectures, real-time market data, and automation at scale — all in an environment where milliseconds matter and billions move. You’ll work on greenfield and semi-greenfield projects, building dealer-side workflows that redefine how traders quote, price, and execute.
  • If you thrive on complexity, love solving performance challenges under pressure, and want to collaborate directly with traders and product teams at the sharp edge of financial technology — this is your arena.
  • The Role at a Glance
  • Senior Java Backend Engineer
  • Fully remote for a top N. American bank (for residents of Poland only)
  • Openings on multiple teams in the capital markets division (fixed income trading, FX trading systems)
  • Part of the core team - this is not a legacy support role or an outsourced B team
  • This role requires experience building trading systems for fixed income or FX. If you’ve worked on order routing, algorithmic order management, quoting, pricing data, execution, or settlement, we’d like to talk to you.
  • We’re hiring experienced backend engineers (5+ years) to join a major N. American bank — directly supporting the development of financial trading systems. This is not a legacy maintenance or support role — you’ll be part of the core product team, building highly-performant, low-latency systems used across the firm.
  • If you enjoy working on low-latency, high-throughput trading systems, join us and build the next generation of high-performance capital markets solutions.

responsibilities :


  • Design and implement robust software solutions for the bank’s trading systems using core Java (versions 17 and 21).
  • 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 root-cause analysis and diagnosis.

requirements-expected :


  • Experience building and maintaining fixed income, FX, or equities trading systems. Exposure to some of the following is required: pricing, RFQ, order routing, algo order management, and settlement.
  • Strong understanding of programming concepts, including algorithms, complexity, and data structures.
  • Knowledge that is required for building low-latency (measured in microseconds) trading systems. This includes in-depth knowledge of data structures, thorough understanding of multithreading.
  • Experience building distributed service-based applications based on event-driven architectures.
  • Strong analytical and problem-solving skills, to effectively diagnose production performance issues measured in microseconds.
  • Ability to communicate clearly and concisely and collaborate with traders and product teams.
  • Ability to align your work with a 6 hour overlap with US Eastern business hours.

offered :


  • Work that matters in the financial domain: You’ll be building high performance trading system at an established financial institution.
  • Professional growth: Collaborate with smart, highly capable developers in a supportive and challenging environment.
  • Direct collaboration: You will work directly with the client team in North America and in Poland.
  • 1st-tier work: This is not a technical support or legacy maintenance role. The system is functional and is actively being built and you will take part in updating it. The people who built the system are still part of the team.
  • Long-term commitment: This is not a fixed-scope or fixed-term outsourcing role; we value people who want to grow and contribute long-term.
  • Flexibility & remote work: Fully remote position based in Poland with increasing schedule flexibility post-onboarding.
  • Competitive Compensation: Top pay and ample time-off options.

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