Senior Software Engineer

As a Software Engineer, you will play a key role in building and continuously improving the technology backbone of our trading business. You will work at the intersection of software engineering, trading, and market infrastructure, developing high-performance systems that operate in real time and directly impact trading performance.

This is a hands-on engineering role in a fast-paced, highly collaborative environment where technology is central to decision-making, execution, and risk management.

What You'll Do

• Design, develop, and maintain high-performance, low-latency trading systems
• Build and optimize exchange connectivity, order routing, and market data infrastructure
• Develop real-time pricing, execution, and risk management tools
• Work closely with traders and researchers to translate ideas into production-ready systems
• Improve performance across latency-sensitive components, including memory usage, concurrency, and throughput
• Contribute to the architecture and long-term technical direction of the trading platform
• Projects end-to-end, from design through deployment and monitoring
• Support production systems and rapidly resolve critical incidents
• Drive engineering best practices, code quality, and system reliability

Technology Environment

The role typically involves working with:

• C++ / Python / C# / Linux / Windows
• low-latency messaging and networking
• exchange APIs and FIX connectivity
• real-time market data feeds
• multithreaded and distributed systems
• performance optimization at CPU and memory level

• 3 - 5+ years of software engineering experience
• strong background in C++
• experience with low-latency or high-throughput systems
• strong understanding of algorithms, memory models, concurrency, and operating systems
• experience in trading, financial markets, or other performance-critical environments
• ability to work directly with traders and business stakeholders
• ownership mindset and strong problem-solving skills
• pragmatic approach with a strong focus on quality and speed
• using AI to improve efficiency

Impact

Your work directly influences:

• trading performance
• execution quality
• risk control
• system resilience
• market connectivity

This is a role for engineers who enjoy solving difficult technical challenges in an environment where microseconds matter and software quality has immediate business impact.

Salaris: €3.500,00 - €6.000,00 per maand