Currency

Senior Java Developer

302 - 330 USDGross per month - Mandate
Java

Senior Java Developer

Java

Hybrid, Kraków

Hirexa

Full-time
Mandate
Senior
Hybrid
302 - 330 USD
Gross per month - Mandate

Tech stack

    English

    C1

    Java

    master

Job description

Job Summary:

We are seeking a highly skilled and experienced Senior Java Developer with strong expertise in modern and legacy Java technologies, cloud platforms (Azure), and DevOps practices. The ideal candidate will play a key role in designing, developing, and modernizing enterprise applications, while ensuring robust deployment, monitoring, and automation across environments.

 

Key Responsibilities:

  • Design, develop, and maintain scalable Java applications using Java 8/11/17, Spring Boot, and Hibernate.

  • Modernize legacy systems built on Struts, JSP, and JDBC to contemporary technology stacks.

  • Develop and optimize SQL and PL/SQL queries for Oracle databases.

  • Deploy, monitor, and manage applications on Azure cloud using native services.

  • Implement CI/CD pipelines using Azure DevOps, Jenkins, and Git.

  • Automate infrastructure provisioning using Terraform, Ansible, or Bicep.

  • Orchestrate containerized applications using Kubernetes.

  • Write Shell/Bash scripts for automation and system tasks on Unix/Linux environments.

  • Use Python for automation, tooling, and scripting tasks.

  • Set up and maintain monitoring and logging solutions (Prometheus, Grafana, ELK, Azure Monitor).

  • Troubleshoot and debug issues across distributed systems and environments.

  • Collaborate with cross-functional teams to ensure high-quality delivery and performance.

 

Required Skills & Qualifications:

  • 6+ years of experience in Java development.

  • Strong proficiency in Java (8/11/17), Spring Boot, Hibernate.

  • Experience with legacy technologies: Struts, JSP, JDBC.

  • Solid understanding of Oracle DB, SQL, and PL/SQL.

  • Hands-on experience with Azure cloud services.

  • Strong grasp of DevOps practices, CI/CD, and automation.

  • Proficiency in Kubernetes and container orchestration.

  • Experience with Unix/Linux systems and Shell scripting.

  • Working knowledge of Python for automation.

  • Familiarity with Git, Jenkins, Azure DevOps.

  • Experience in infrastructure as code tools: Terraform, Ansible, Bicep.

  • Exposure to monitoring/logging tools: Prometheus, Grafana, ELK, Azure Monitor.

  • Excellent problem-solving and debugging skills.

 

Preferred Qualifications:

  • Experience in migrating monolithic applications to microservices.

  • Azure certifications (AZ-204, AZ-400, etc.) are a plus.

  • Familiarity with Agile/SCRUM methodologies.

 

Score Card Mandatory for all candidates :-

 

Skills

(Score 1-5)

Java (8/11/17)

 

Spring, Spring Boot, Hibernate

 

Legacy Technologies (Struts, JSP, JDBC)

 

Oracle Database, SQL, PL/SQL

 

Azure Cloud Services

 

DevOps Practices (CI/CD, Automation, IaC)

 

Kubernetes

 

Unix/Linux & Shell Scripting

 

Python for Automation

 

Troubleshooting & Debugging

 

Git & CI/CD Tools (Azure DevOps, Jenkins)

 

Legacy to Modern Migration

 

Infrastructure as Code (Terraform, Ansible, Bicep)

 

Monitoring & Logging (Prometheus, Grafana, ELK, Azure Monitor)

 

 

Published: 02.10.2025
Office location

Senior Java Developer

302 - 330 USDGross per month - Mandate
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Senior Java Developer

Hybrid, Kraków

Hirexa

302 - 330 USDGross per month - Mandate
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