Jobs · justjoinit

Senior Java Engineer
Harvey Nash Technology · Kraków · Posted 12d ago
About the role
ResponsibilitiesDesign, develop, and maintain backend applications and microservices using Java and Spring Boot.Drive architectural decisions and contribute to the technical direction of the platform.Build and operate distributed systems running in cloud and hybrid environments.Develop event-driven solutions using Kafka and related messaging technologies.Design, optimize, and support PostgreSQL databases.Improve platform performance, scalability, and reliability.Collaborate with engineers across Agile teams to deliver high-quality solutions.Contribute to code reviews, technical documentation, and engineering best practices.Leverage AI-assisted development tools to accelerate delivery and improve code quality.RequirementsStrong experience with Java 21+ and the Spring ecosystem.Deep understanding of microservices architecture, distributed systems, and clean code principles.Hands-on experience with Azure or other cloud platforms.Strong knowledge of Kubernetes and containerized environments.Experience with Kafka, Event Hubs, or similar messaging technologies.Experience designing and optimizing PostgreSQL databases.Strong Git and GitHub workflow knowledge.Experience using GitHub Copilot, Gemini, Claude, or similar AI development tools in daily engineering work.Linux fundamentals and scripting experience.Good understanding of networking concepts and protocols.Fluent English.Nice to HaveCI/CD and DevOps experience.Strong troubleshooting and performance optimization skills.Experience working in lab or test environments.Ability to mentor engineers and drive technical discussions.Experience creating and maintaining architectural documentation.Consulting or contractor experience within Agile teams.Technology StackJava 21+, Spring Boot, Kafka, Event Hubs, PostgreSQL, Kubernetes, Azure, GitHub, Linux, GitHub Copilot, Gemini, Claude, CI/CD.
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FAQ
Is the Senior Java Engineer role at Harvey Nash Technology remote?+
This Senior Java Engineer position is listed as hybrid (Kraków).
What is the salary for the Senior Java Engineer role at Harvey Nash Technology?+
The listing states PLN 135-150/HOUR.
What seniority level is this Senior Java Engineer role?+
This is a senior level position.
How do I apply for the Senior Java Engineer role at Harvey Nash Technology?+
Use the "Apply on justjoinit" button to open the original posting on justjoinit, where you can submit your application directly to Harvey Nash Technology.