Backend Engineer IV (Java/Kotlin) - Spring Boot Expert

ING Group; Katowice; On-site; PLN 180,000 - 240,000; Full time

Job summary

A leading financial institution in Poland is seeking an Engineer IV to develop and maintain backend services for the Gaia web application. The role requires strong experience in Java and/or Kotlin, familiarity with Spring Boot, and understanding of agile methodologies. You will collaborate closely with frontend developers and participate in agile ceremonies. The position offers a dynamic working environment within a large international team that values innovation and trust.

Qualifications

• Strong experience in Java and/or Kotlin.
• Familiarity with Spring Boot and object-oriented design.
• Basic knowledge of frontend technologies like React or WebComponents.

Responsibilities

• Develop and maintain backend services for the Gaia web application.
• Design APIs and microservices using Java/Kotlin and Spring Boot.
• Collaborate with frontend developers to ensure smooth integration.
• Participate in agile ceremonies and DevOps practices.
• Contribute to service design, strategy, and availability.

Skills

Java

Kotlin

Spring Boot

Agile methodologies

CI/CD pipelines

Relational databases

Frontend technologies

Tools

Azure DevOps

Kubernetes

Job description

A leading financial institution in Poland is seeking an Engineer IV to develop and maintain backend services for the Gaia web application. The role requires strong experience in Java and/or Kotlin, familiarity with Spring Boot, and understanding of agile methodologies. You will collaborate closely with frontend developers and participate in agile ceremonies. The position offers a dynamic working environment within a large international team that values innovation and trust.