Senior Java Engineer

Type of contract: Employment contract

Salary range: 14600 - 22300 PLN gross

What will you do?

You will work on large-scale financial services platforms supporting investment banking operations, focusing on digital transformation, process automation, data integration, and application modernization. The role combines backend development and DevOps responsibilities, with a strong focus on cloud-native technologies, high-performance messaging systems, and scalable enterprise solutions deployed in a highly regulated environment.

Your tasks

• Design and develop Java-based applications and services
• Implement and maintain cloud-native solutions on Azure and AKS
• Build and manage infrastructure using Terraform and Helm
• Develop and optimize messaging solutions using Kafka and RabbitMQ
• Enhance application security using Spring Security
• Deploy and maintain containerized applications
• Optimize system performance, scalability, and reliability
• Collaborate with cross-functional teams on architecture and delivery
• Work with SQL and PostgreSQL databases
• Support application modernization and automation initiatives

Your skills

• 5-10 years of professional experience in software development with a strong focus on Java-based applications
• Hands-on experience with Java, Spring Boot, and Spring Security
• Experience in DevOps practices and cloud-native application development
• Practical knowledge of Azure, Azure Kubernetes Service (AKS), Terraform, and Helm
• Experience with containerization technologies and deploying applications in Kubernetes environments
• Experience working with messaging platforms such as RabbitMQ and Kafka
• Experience building and maintaining high-performance messaging applications
• Proficiency in SQL and PostgreSQL
• Experience working with distributed caching and data grid technologies such as Apache Ignite and Hazelcast
• Strong performance tuning and optimization skills

Nice to have

• A sense of entrepreneurship

We offer

• Hybrid work in our client's office (Kraków) 3 days a week
• Working in a highly experienced and dedicated team
• Benefit package tailored to your needs (medical, sport, lunch subsidy, life insurance, etc.)
• Online training and certifications
• Access to e-learning platform
• Social events