Senior Java Engineer with PostgreSQL

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. The role focuses on digital transformation, process automation, data integration, and application modernization in a highly regulated environment while leveraging modern cloud technologies, microservices, and AI engineering tools.

Your tasks

• Design and develop backend services using Java and Spring Boot

• Build and maintain microservices-based solutions

• Develop and optimize integrations with PostgreSQL and Kafka

• Design and manage cloud-native solutions on Azure

• Implement and maintain Kubernetes and Terraform infrastructure

• Create and improve CI/CD pipelines in GitLab

• Develop automated tests and ensure software quality

• Collaborate with business and technical stakeholders

• Support application modernization and process automation initiatives

Your skills

• Strong experience with Java 17+ and Spring Boot 3+

• Experience with microservices-based architectures

• Good knowledge of PostgreSQL

• Experience with Kafka

• Strong knowledge of Azure services

• Experience with Terraform

• Experience with Kubernetes

• Experience with Databricks

• Practical experience with AI engineering tools including GHCP CLI

• Understanding of Generative AI concepts and frontier models

• Strong communication skills

• Domain knowledge of Stock Borrow Loan business

• Experience with JUnit 5, Mockito, Testcontainers or similar testing frameworks

• Understanding of structured context in codebases such as AGENTS.md and skills

• Experience with Helm

• Experience with GitLab CI/CD pipelines

Nice to have

• Splunk

• Grafana

• Application Insights

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.)