Director, Head of Execution

Galaxy

. Design and lead the development of a low-latency, high-throughput Algo Trading / Smart Order Router system .

Posted 10/28/2026full-timeRemote • United Kingdom, United StatesLeadWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in designing and developing low-latency, high-throughput algorithmic trading systems, with a strong focus on routing strategies, system architecture, and performance optimization. Proficient in collaborating with trading teams and stakeholders to enhance trading capabilities and ensure system resilience.

Highest-signal resume keywords

Algorithmic Trading DevelopmentRouting Strategy ImplementationFIX Protocol ProficiencyLow-Latency System DesignMarket Data Processing

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Algorithmic TradingRouting StrategiesTick Data AnalyticsLow-Latency SystemsMarket Data FeedsSystem ArchitecturePerformance ProfilingConcurrency ManagementNetworkingMemory Management

Soft Skills

Problem-Solving MindsetCollaborationMentoring

Tools & Technologies

Linux SystemsCloud-Based InfrastructureAWSGCPDevOps Processes

Industry Keywords

High-Frequency TradingElectronic TradingMarket MicrostructureComplianceDeFiCrypto Exchanges

Tech Stack

Tools & technologies

AWSCloudGoogle Cloud PlatformLinux

About the role

Key responsibilities & impact

Design and lead the development of a low-latency, high-throughput Algo Trading / Smart Order Router system
Implement intelligent routing algorithms based on execution quality, liquidity, latency, and cost
Collaborate with traders and product managers to refine routing logic and build new algorithmic capabilities
Integrate the Smart Order Router with the trading, booking, and reporting stack
Monitor and optimize system performance under real-world trading conditions
Mentor junior developers, enforce code quality standards, and contribute to architectural decisions
Provide support for production trading issues and continuously improve system resilience and failover mechanisms
Work closely with trading teams, stakeholders, and external partners to deliver critical initiatives
Develop greenfield algorithmic trading systems and next-generation trading infrastructure

Requirements

What you’ll need

10+ years of experience developing routing strategies for specific markets (e.g., U.S. equities, EU markets, crypto exchanges)
Knowledge of tick data analytics and real-time market data processing
Familiarity with cloud-based market access or hybrid deployments
Experience working in high-frequency or algorithmic trading environments
Experience building low-latency systems and working with multicast/unicast market data feeds
A solid understanding of the application stack and infrastructure associated with electronic and algorithmic trading
Strong technical background, with the ability to understand system architecture and technical workflows
Proficiency in FIX protocol and trading system architecture (OMS/EMS, market gateways)
Familiarity with concurrency, networking, and memory management
Experience with Linux systems and performance profiling tools
A proactive, problem-solving mindset and the ability to thrive in a fast-paced, collaborative environment
Bonus: Deep understanding of electronic trading, order types, and market microstructure (equities, options, FX, Crypto etc.)
Bonus: Experience in the DeFi, or crypto space
Bonus: Exposure to regulatory or compliance-driven environments
Bonus: Familiarity with cloud-based infrastructure (e.g., AWS, GCP) or DevOps processes

Benefits

Comp & perks

Competitive base salary and discretionary bonus
Company-paid health and protective benefits for employees and their eligible dependents
Free virtual coaching and counseling sessions
Opportunities to learn about the Crypto industry
Smart, entrepreneurial, and fun colleagues
Employee Resource Groups