Senior Java Software Engineer (contract)

We are seeking a Senior Java Software Engineer to develop reliable scalable cloud-native applications for digital-assets and blockchain projects. The role focuses on Java RESTful services Kafka-based event-driven architecture Kubernetes Helm secure development implementation leadership and mentoring while supporting the development team when application issues occur.

Location: Kraków Poland

Work Model:Hybrid 3 days per week in the office

Key Responsibilities:

• Design and develop reliable scalable cloud-native Java applications.
• Build RESTful services and Kafka-based event-driven solutions.
• Deploy and support applications on Kubernetes using Helm.
• Lead implementations and contribute to secure high-quality code.
• Support the development team in diagnosing and resolving application issues.
• Mentor junior developers and provide code-review feedback.
• Contribute to blockchain and digital-asset solutions particularly Ethereum-related with technology and business stakeholders in English.

Essential Skills Mandatory:

• Java:At least 5 years of experience in Java.
• Cloud-Native Distributed Systems:Expertise in developing cloud-native applications for distributed systems using RESTful web services andKafka-based event-driven architectures.
• Kubernetes and Helm:Hands-on experience with Kubernetes and Helm.
• Security:Strong attention to detail and security awareness.
• Technology Trends:Interest in cloud computing DevOps practices blockchain technologies and digital assets.
• Communication:Excellent communication skills and the ability to interact effectively with colleagues in English.

Preferred Skills Good to Have:

• Engineering Leadership:Ability to lead implementations conduct code reviews and mentor junior developers.
• Blockchain and DLT:Experience contributing to distributed-ledger projects particularly Ethereum-based solutions.
• Digital Assets:Understanding of tokenization or digital-asset platforms.
• Spring Boot:Experience with Spring Boot and related Spring components.
• Data and Persistence:Experience with JPA or Hibernate SQL and relational databases.
• Automated Testing:Experience with JUnit Mockito and integration testing.

Equal Opportunity Employer:

Wipro is an Equal Opportunity Employer. We provide consideration for all qualified applicants regardless of race color religion gender marital status age ethnicity national origin sexual orientation political views disability or any other characteristic protected by law.

Internal Reporting and Whistleblower Protection:

Wipro IT Services Poland Sp. z o.o. adheres to the Internal Reporting and Whistleblower Protection Regulations. Candidates can submit internal reports via email to through the Internet at or by post/courier to Wipros registered office.