Senior Java Software Engineer (contract)

Wipro Technologies; Kraków; Hybrid; PLN 180,000 - 240,000; Full time

Job summary

Wipro Limited, Kraków, Poland, seeks a Senior Java Software Engineer (contract) to build reliable, scalable cloud-native applications for digital assets and blockchain projects. The role centers on Java, RESTful services, Kafka-based event-driven architecture, Kubernetes, Helm, secure development, and mentoring the team.

Hybrid work model with three days in the office supports close collaboration with English-speaking colleagues.

Qualifications

• 5+ years of experience in Java and building cloud-native applications.
• Experience with RESTful services and Kafka-based event-driven architectures.
• Hands-on experience with Kubernetes and Helm.
• Security-focused development and secure coding practices.
• Interest in cloud computing, DevOps, blockchain technologies, and digital assets.
• Excellent communication skills and proficiency in English.

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 projects.Collaborate with technology and business stakeholders in English.

Skills

Java

Cloud-Native Distributed Systems

Kafka

Kubernetes

Helm

Security

Communication in English

Spring Boot

Blockchain and DLT

Digital Assets

Data and Persistence

Automated Testing

Tools

JPA/Hibernate

SQL

Job description

Senior Java Software Engineer (contract) Job Description Job Title: Senior Java Software Engineer (contract) City: Krakow State/Province: malopolskie Posting Start Date: 9/15/26 Wipro Limited (NYSE: WIT, BSE: 507685, NSE: WIPRO) is a leading technology services and consulting company focused on building innovative solutions that address clients’ most complex digital transformation needs. Leveraging our holistic portfolio of capabilities in consulting, design, engineering, and operations, we help clients realize their boldest ambitions and build future-ready, sustainable businesses. With over 230,000 employees and business partners across 65 countries, we deliver on the promise of helping our customers, colleagues, and communities thrive in an ever-changing world. For additional information, visit us at www.wipro.com. Job Description:

Job Description

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 projects.Collaborate 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 [e-mail], through the Internet at www.wiproombuds.com , or by post/courier to Wipro's registered office.

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