Senior Java Developer

Senior Java Developer

Location: Poland (candidates must be based in Poland) Start date: ASAP End date: 31 March 2027 Rate: 110–125 PLN/h English: Communicative

About the role

We are looking for a Senior Java Developer to join our client's development team. The ideal candidate has strong experience in Java development, backend technologies, data pipelines, and integrations, as well as knowledge of Azure cloud services.

Responsibilities

• Developing and maintaining backend applications using Java and Spring Boot.
• Working with Hibernate/JPA, SQL, and Kafka.
• Building and maintaining data pipelines and data mappings.
• Developing and integrating REST APIs.
• Creating and managing Kafka topics and working with Debezium.
• Collaborating with the development team and external vendors.

Requirements

• Minimum 4 years of experience as a Software Developer.
• Experience working in a development team.
• Good knowledge of design patterns and object-oriented programming principles.
• Proficiency in Java, Spring Boot, Hibernate/JPA, SQL, JUnit, and Kafka.
• Knowledge of Azure cloud services.
• Experience with data mapping, JSON, and building data pipelines.
• Experience working with REST APIs.
• Knowledge of creating and managing topics in Kafka/Debezium.
• Communicative English, sufficient for reading technical documentation, business correspondence, and verbal communication with international vendors.
• Must be currently based in Poland.