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GFT Technologies SE

Senior Java Consultant

GFT Technologies SE Krakow, Lesser Poland Voivodeship, Poland · PLN 260K–PLN 333K/yr

IT Services and IT Consulting · 10,001+ employees

Sep 23
java Senior (5-10 yrs) Contractor Poland
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About the role

You will design and develop Java-based applications for financial services platforms while implementing cloud-native solutions on Azure. The role involves managing infrastructure with Terraform and Helm, optimizing messaging systems, and ensuring system scalability and security.

What they look for

Java Spring Boot Spring Security Azure Azure Kubernetes Service Terraform Helm Kafka RabbitMQ SQL PostgreSQL Kubernetes DevOps Apache Ignite Hazelcast Cloud-native

Requirements

Candidates must have 5-10 years of professional software development experience with a strong focus on Java, Spring Boot, and Spring Security. Practical knowledge of Azure, Kubernetes, messaging platforms like Kafka, and DevOps practices is required.

Full description

Type of contract: B2B contract

Salary range: 125 - 160 PLN/H

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

Requiremnts

  • 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
  • Openness to work hybrid from our client's office (Kraków) 3 days a week

Nice to have

  • A sense of entrepreneurship

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