Senior Java Developer

About the Role Spotware Systems is looking for an experienced Senior Java Engineer to join our engineering team in Limassol, Cyprus. In this role, you will design, develop, and maintain high-performance Java applications and services that power our trading ecosystem. Working closely with Product Managers, Client-Side Developers, DevOps Engineers, Database Administrators, and QA Engineers, you will help deliver scalable, reliable, and low-latency solutions used by brokers and traders worldwide. This is an excellent opportunity for an experienced software engineer who enjoys solving complex technical challenges, writing clean and maintainable code, and contributing to the architecture and evolution of enterprise-grade financial technology products.

Responsibilities

• Design, develop, and maintain Java-based applications, components, and backend services.
• Collaborate with architects and technical leads to define scalable software architecture and engineering best practices.
• Build high-performance, low-latency solutions with a focus on reliability and scalability.
• Work closely with QA Engineers to ensure software quality through testing, validation, and continuous improvement.
• Participate in code reviews, technical discussions, and architectural decision-making.
• Deliver new features according to product requirements, project roadmaps, and development timelines.
• Collaborate effectively with Product Managers, Client-Side Developers, DevOps Engineers, and Database Administrators throughout the software development lifecycle.

Requirements

• Bachelor's degree in Computer Science, Engineering, or a related field.
• 3+ years of professional experience as a Java Developer.
• Strong knowledge of Java SE and object-oriented programming principles.
• Solid experience with unit testing and software quality practices.
• Experience with multi-threading, including Executors and Locks.
• Good understanding of the Java Collections Framework and its performance characteristics.
• Experience with Spring Web and Spring IoC.
• Experience with TCP/IP networking and socket programming.
• Strong SQL skills and experience working with relational databases.
• Experience building scalable, high-performance, and low-latency applications.
• Strong analytical thinking and problem-solving skills.
• Russian language proficiency and English at B1 level or higher.
• Active use of AI tools as part of your daily software development workflow.

Nice to Have

• Experience with Netty.
• Experience with Quarkus.
• Experience with Redis.
• Experience with PostgreSQL.
• Experience with Protocol Buffers (Protobuf).

Benefits

• Private medical insurance.
• Relocation support (if applicable), including an entry permit, relocation bonus, flight tickets, and airport pickup.
• Support with settling into life in Cyprus, including accommodation, banking, healthcare, and everyday guidance.
• Comfortable office environment with fresh fruit every day, treats or pizza on Wednesdays, and snack day on Fridays.
• Competitive compensation based on your experience, skills, and level of responsibility.
• Welcome Baby Bonus and Baby Box.
• Birthday voucher.
• Partial compensation for sports activities and wellness initiatives.
• Greek language classes.