Senior Trading Systems Developer – Electronic Trading (Java/Rust) at FalconX

New York, New York, United States

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Not SpecifiedCompensation

Senior (5 to 8 years)Experience Level

Full TimeJob Type

UnknownVisa

Cryptocurrency, FinTech, TradingIndustries

Requirements

5+ years of experience designing and building distributed trading systems
Expertise in Java (11+) and Rust for performance-critical systems. C++ a plus
Experience building or significantly contributing to an Order Management System (OMS) or Execution Management System (EMS)
Solid understanding of order state transitions, event-driven architecture, and low-latency system design
Experience with WebSocket, REST, FIX, and OpenSSL at the protocol level
Knowledge of market structure, trading workflows (high- and low-touch), market making, and electronic trading best practices
Experience with high-performance messaging frameworks (e.g., Aeron, Chronicle, ZeroMQ, Kafka)
Strong computer science fundamentals in data structures, algorithms, concurrency, and memory management
Familiarity with cloud-native environments, performance tuning, and system observability

Responsibilities

Design and implement a high-performance OMS for institutional trading workflow and EMS for electronic trading strategies and internalization engines
Lead the development of core order lifecycle components: order entry, modification, routing, risk checks, and state management
Build scalable services using Java and Rust, optimized for latency and throughput
Collaborate with strategy developers, product managers, and infrastructure teams to deliver flexible and extensible trading systems
Ensure system resilience, observability, and recovery in distributed, high-availability environments
Integrate with external market venues and internal trading strategies using WebSocket, REST, and FIX APIs
Drive code quality, testability, and production readiness through CI/CD, monitoring, and alerting best practices

Skills

Key technologies and capabilities for this role

JavaRustOrder Management SystemElectronic TradingLow-Latency SystemsScalable SystemsMarket MakingTrading WorkflowsHigh-Performance Computing

Questions & Answers

Common questions about this position

What programming languages are required for this role?

Expertise in Java (11+) and Rust for performance-critical systems is required, with C++ as a plus.

What experience level is needed for this position?

Candidates need 5+ years of experience designing and building distributed trading systems.

What is the salary range for this position?

This information is not specified in the job description.

Is this role remote or does it require office work?

This information is not specified in the job description.

What kind of experience makes a strong candidate for this role?

Strong candidates have experience building or significantly contributing to an Order Management System, along with expertise in designing distributed trading systems using Java and Rust.

FalconX

Institutional crypto trading platform for financial institutions

About FalconX

FalconX is an institutional crypto trading platform that simplifies the trading of digital assets like Bitcoin and Ethereum for financial institutions. It provides clear price discovery and efficient trade execution, allowing clients to trade without concerns about hidden fees. The platform is trusted by major financial institutions and offers tailored services such as trade execution, credit, and treasury management. FalconX aims to deliver a reliable and comprehensive trading experience for institutional investors in the digital asset market.

San Mateo, CaliforniaHeadquarters

2018Year Founded

$415.4MTotal Funding

SERIES_DCompany Stage

Fintech, Crypto & Web3Industries

201-500Employees

Benefits

Hybrid Work Options

Performance Bonus

Company Equity

Risks

Increased competition in crypto derivatives could pressure FalconX's profit margins.

Regulatory scrutiny may impact the adoption of FalconX's auto-liquidation service in APAC.

Expansion into FX market may lead to integration challenges and operational risks.

Differentiation

FalconX eliminates slippage and hidden fees using advanced data science techniques.

The platform is trusted by major financial institutions for its reliability and effectiveness.

FalconX offers a comprehensive suite of services tailored for institutional clients.

Upsides

Acquisition of Arbelos Markets strengthens FalconX's position in the crypto derivatives market.

Launch of auto-liquidation service enhances capital efficiency for APAC crypto miners.

New FX desk in London expands FalconX's service offerings into traditional markets.

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