Expert Java Engineer

Expert Java Engineer

We are looking for an Expert Java Engineer to join a global team building and evolving mission-critical financial systems. This role is ideal for an experienced back-end engineer who enjoys designing scalable solutions, influencing architecture, and working on high-performance distributed systems.

📍 Location: Kraków, Poland (Hybrid – 6–8 office visits per month)*
💰 Rate: Up to 190 PLN/h (B2B)

* Hybrid Model

• Based in Kraków with 6–8 office days per month.

• Candidates living outside Kraków are welcome to apply. If you are willing to travel to the office, we will cover your travel and accommodation costs.

Responsibilities:

• Design and develop scalable microservices and REST APIs.

• Build high-performance, highly available back-end applications.

• Develop and operate cloud-native solutions on Kubernetes and GCP.

• Contribute to architecture decisions and technical roadmaps.

• Optimize databases, integrations, and distributed systems.

• Drive engineering best practices across CI/CD, security, and software quality.

• Collaborate closely with business stakeholders and global engineering teams.

• Mentor developers and support technical delivery.

We are looking for:

• 5+ years of professional software engineering experience.

• Strong hands-on experience with Java.

• Solid experience with REST APIs and microservices architecture.

• Experience with messaging systems (RabbitMQ or similar).

• Strong SQL database knowledge.

• Hands-on experience with Kubernetes.

• Experience working with cloud platforms (preferably GCP).

• Knowledge of NoSQL databases and distributed systems.

• Experience with CI/CD pipelines and Agile methodologies.

• Strong understanding of scalability, performance, and high-availability architectures.

• Experience in the banking or capital markets domain, preferably related to trade lifecycle, post-trade processing, or FX products.

Nice to Have

• Experience with Go or Rust.

• Experience with ClickHouse or other analytical databases.

• Front-end development experience.

• Knowledge of API governance.

• Experience with large-scale data processing environments.

This role is not perfectly suited for you, but you have a friend who would fit? Recommend your friend and get up to 5000 zł!
Referral Program: Talent from your network


Don't hesitate and apply now!

Nr ref.: 32/6/2026/r/3612