(Sr.) Quant Developer - Core Trading Systems

Remote $82k–$138k senior 5 months ago full-time quality 8.5/10

Role in brief

Btse is a leader in fintech and blockchain technology. The Senior Quant Developer will create low-latency trading systems and optimize performance. Candidates with experience in low latency systems and trading environments should apply.

JavaC++LinuxAeronChronicle Queue

About the role

At Btse, the Senior Quant Developer will play a key role in building a high-performance crypto trading platform. This position focuses on designing low-latency, event-driven trading systems and optimizing performance across the full stack, including application, OS, and network layers.

The role involves developing real-time market data pipelines and order execution systems, directly impacting trading performance. The collaborative team culture encourages sharing ideas and strategies to enhance the trading infrastructure, making it essential for the developer to have hands-on experience in trading systems.

The salary range for this role is between $82,000 and $138,000.

Skills that matter here

  • Java: This role requires strong Java skills for developing performance-critical systems.
  • C++: C++ experience is valuable for optimizing low latency systems.
  • Linux: Familiarity with Linux is crucial for performance tuning and observability.
  • Aeron: Experience with Aeron is important for high-performance messaging.
  • Chronicle Queue: Knowledge of Chronicle Queue aids in building efficient messaging frameworks.

Who this role suits

  • A candidate with a strong background in low latency systems and performance engineering.
  • Someone who has hands-on experience in production trading or exchange systems.
  • An individual who thrives in collaborative environments and values direct impact on trading performance.
  • A professional familiar with crypto markets, high-frequency trading, or market making.

From the employer

  • Design and build low latency, event-driven trading systems
  • Develop real-time market data pipelines and exchange connectivity
  • Build order execution systems and internal messaging infrastructure
  • Design and integrate trading strategies into production, contributing directly to PnL
  • Optimize performance across the full stack (application → OS → network)

Low Latency Systems Experience

  • Proven experience building or operating low latency systems in production
  • Strong understanding of:
  • concurrency and threading models
  • memory management and cache efficiency
  • networking fundamentals (TCP/UDP, latency trade-offs)
  • Experience with high-performance messaging frameworks such as Aeron, Chronicle Queue, or similar or experience building custom event-driven systems with comparable performance characteristics

Systems & Performance Engineering

  • Strong Java (preferred) or C++ in performance-critical environments
  • Experience optimizing systems for latency and throughput under real-time constraints
  • Familiarity with Linux performance tuning and observability

Trading Systems Experience

  • Hands-on experience working on production trading or exchange systems, such as:
  • market data handling
  • execution systems
  • OMS / risk systems
  • Exposure to Central Risk Book (CRB) concepts is a strong plus
  • Understanding of Sequencer architecture is a strong plus

Nice to have:

  • Experience with binary protocols (e.g. Simple Binary Encoding)
  • Experience in crypto markets, HFT, or market making environments
  • Exposure to cross-exchange trading or arbitrage systems

Questions about this role

What is the remote policy?

The position is remote.

What is the seniority level of this role?

This is a senior-level position.

How can I apply for this position?

Candidates can apply through the company's website at btse.com.

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Before you apply

  • Legitimate employers never ask you to pay anything to apply or get hired.
  • Never share seed phrases or private keys. No real job needs them.
  • Do not install software ("test tasks", "trading tools", "video call clients") sent during hiring.
  • Check that the application page's domain really belongs to Btse.