Lead Algo & SOR Architect, Low-Latency Trading

Galaxy; Greater London; Hybrid; GBP 120,000 - 190,000; Full time

Benefits offered by this job

Health benefits

Coaching

Crypto learning

Employee groups

Job summary

Galaxy Digital Inc. in London is seeking an experienced Algo / SOR Developer to lead greenfield algorithmic trading systems design and development, building the core of our next-generation trading infrastructure.

You will work with trading teams and external partners to deliver critical initiatives, leveraging a strong background in high-frequency trading environments and low-latency systems in a fast-paced, global setting.

Qualifications

• 8+ years of experience developing routing strategies for specific markets (e.g., FX Markets, crypto exchanges) in Java.
• 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.
• Strong understanding of concurrency, networking, and memory management.
• Proficiency with trading system architecture (OMS/EMS, market gateways).

Responsibilities

• Design and development of a low-latency, high-throughput EMS/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.
• Monitor and optimize system performance under real-world trading conditions.
• Contribute to system resilience and business continuity.
• Provide support for production trading issues.

Skills

Java

High-frequency trading

Low-latency systems

Concurrency

Networking

Market data feeds

Tools

OMS/EMS

Market gateways

Job description

Galaxy Digital Inc. in London is seeking an experienced Algo / SOR Developer to lead greenfield algorithmic trading systems design and development, building the core of our next-generation trading infrastructure.

You will work with trading teams and external partners to deliver critical initiatives, leveraging a strong background in high-frequency trading environments and low-latency systems in a fast-paced, global setting.