vacancy #вакансия #java

Company: findev Location: Poland / Cyprus / Georgia / Serbia / Spain / Armenia / Portugal Employment: fulltime Payment: from 6800 USD gross up to 8500 USD gross (depends on the location - only mentioned) Position: Senior Java developer (Market Data Feeds)

We are looking for a Senior Java Developer to join our team and build high-performance market data feed solutions. This role is focused on designing and implementing low-latency, reliable, and scalable components for processing and distributing market data ✨

The ideal candidate combines strong core Java engineering skills with a deep understanding of performance, concurrency, and data-intensive systems. We are looking for someone senior enough to work with a high degree of independence and require minimal hand-holding in day-to-day delivery.

We are looking for an engineer who is not only technically strong, but also mature in execution: someone who can understand the problem space, propose sound technical solutions, and implement them with a high level of autonomy.

Responsibilities: ▫️Design and develop market data feed handlers and related low-latency services in Java ▫️Build components for high-throughput, event-driven processing of real-time market data ▫️Work with binary protocols and binary data formats ▫️Optimize applications for low latency, predictable performance, and efficient resource usage ▫️Analyze and improve system behavior through profiling, benchmarking, and JVM tuning ▫️Contribute to architecture and implementation decisions around scalability, resiliency, and maintainability ▫️Collaborate with other engineers and stakeholders to deliver robust production-grade solutions ▫️Take ownership of technical problems and drive solutions with limited supervision

Requirements: ▫️Bachelor degree in Computer Science or similar ▫️Strong experience in Java development at senior level (8+ years) ▫️Deep understanding of data structures and algorithms, especially practical performance-oriented structures such as: ring buffers, priority queues / binary heaps and similar low-level or specialized structures ▫️Strong knowledge of multithreading and concurrency ▫️Solid experience with binary data manipulation ▫️Hands-on experience with JVM tuning, profiling, and performance troubleshooting ▫️Proven ability to build or optimize low-latency systems ▫️Good understanding of mechanical sympathy principles and performance-aware design ▫️Ability to work independently, take ownership, and move tasks forward without constant guidance

Nice to have: ▫️Experience with event-driven architectures in medium- to high-throughput environments ▫️Experience with event sourcing ▫️Experience with SQL and NoSQL data modeling ▫️Background in market data, trading systems, or other real-time distributed systems

We offer: ▫️Flexible work setup: remote model (Poland, Cyprus, Serbia, Georgia, Spain, Portugal, Armenia) or hybrid if desired ▫️Full health insurance coverage for those based in Poland and Cyprus ▫️50% coverage of health insurance for spouses and children in Poland and Cyprus ▫️24 days of paid vacation. ▫️10 days of paid sick leave. ▫️50% reimbursement for professional training, education, conferences. ▫️Work alongside a highly professional team. ▫️Engaging teambuilding events and activities. In case of relocation to Poland or Cyprus, we offer: ▫️Flight tickets, accommodation rent for 1st month for our relocated employee and his/her official family. ▫️Support in visa application and issue process, entry permit and residence permit processing.