2026_Senior Java Engineer - Low Latency Trading Systems (m/f/d)
You will contribute to a high-throughput, low-latency trading platform, with direct impact on business performance:
Design and develop high-performance Java components for real-time trading systems
Deliver new features while maintaining strict latency, throughput and resiliency constraints
Analyse and optimise system performance (CPU, memory, threading, GC)
Collaborate closely with traders, business analysts and support teams
Participate in production support (L3) and ensure system reliability
Contribute to architecture evolution and scalability improvements
Support onboarding of new products and business expansions
Continuously improve development practices, tooling and automation
Leverage AI-assisted development tools to accelerate delivery and code quality
Experience & technical skills
Master's degree in computer science or equivalent
Strong experience in Core Java (10 years) in performance-critical environments
Deep expertise in:
Concurrency, multi-threading, synchronization, executors
Memory management, collections, streams, generics
Proven experience in low latency / high throughput systems
Experience with performance tuning & profiling tools (JMH, JProfiler, VisualVM, etc.)
Solid knowledge of:
Distributed systems, messaging (JMS), APIs (REST/gRPC)
Unix/Linux environments and SQL
Experience with testing frameworks (JUnit, Mockito)
Knowledge of derivatives/trading systems is a strong plus
Agile mindset and familiarity with modern CI/CD tooling (Git, Jenkins)
Fluent English required
Interest or experience in AI-augmented development (Copilot, LLMs, automation tooling) is a strong advantage
Personal abilities & competencies
Strong analytical and problem-solving mindset in complex, performance-driven environments
Ability to work autonomously and take ownership of critical components
Excellent collaboration and communication skills in an international setup
Pragmatic, results-driven, and passionate about engineering excellence
