Fixed Income Trading Systems Engineer (Java Backend)

Technologies we use

About the project

Your responsibilities

• Design and implement robust software solutions for fixed incoming trading systems using core Java.
• Build high-performance backend services for real-time pricing, quoting, and trade execution.
• Develop RFQ lifecycle automation and dealer quoting infrastructure.
• Create thorough test cases to ensure software stability and reliability.
• Collaborate with operations teams regarding building new features and improving existing functionality.
• As a senior engineer, mentor and lead the Fixed Income development team.

Our requirements

• Proven experience building backend services for front-office trading systems.
• Deep understanding of front-office workflows and electronic trading platforms.
• Built or contributed to RFQ engines, quoting platforms, or dealer execution tools.
• Strong grasp of fixed income dealer workflows, quoting, and trade execution.
• Expertise in multi-threading, event-driven systems, and performance tuning.
• Ability to break down complex workflows into maintainable, high-quality solutions.
• Strong communication skills and comfort working in high-stakes, trader-facing environments.
• Knowledge that is required for building low-latency (measured in microseconds) trading systems.
• Ability to align your work with a 6 hour overlap with US Eastern business hours.

Optional

• Experience with trading protocols (FIX, Tradeweb, Bloomberg, MarketAxess)
• Exposure to time-series databases and market data integration.
• Knowledge of U.S. and Canadian Fixed Income market conventions.
• Familiarity with algorithmic workflows and pricing engines.
• A computer science degree from a top Polish school.

This is how we organize our work

This is how we work

What we offer

• 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.

Interview process

Why Join Us?