Senior Java Engineer — Hybrid, Modernizing Legacy Code

Comeon Group; Katowice; Hybrid; PLN 180,000 - 240,000; Full time

Benefits offered by this job

Competitive remuneration with bonus

Quarterly & weekly events

Home workstation setup bonus

Hybrid work up to 40 remote days

Job summary

ComeOn Group is seeking a Java developer to join our hybrid team in Katowice (Poland) or Stockholm. You will work on building the gambling site, integrating with external systems, and developing internal components.

You will read long-standing code and help modernize it in risk-aware increments, collaborating with a cross-functional team including Devs, QAs, and POs. The role requires deep Java experience, SQL skills, and fluency in English.

Qualifications

• 6+ years of experience in Java development.
• Fluent in written and spoken English.
• Experience with web application/service development.
• Strong SQL knowledge.
• Ability to read legacy code and bring it under test.
• Willingness to discuss and share knowledge in an agile team.

Skills

Java

SQL

English communication

Agile teamwork

Legacy code understanding

Tools

Tomcat

Maven

Spring

MongoDB

Guava

Guice

MySQL

Nginx

Linux

Jenkins

Git

Docker

Kubernetes

GCloud

Job description

ComeOn Group is seeking a Java developer to join our hybrid team in Katowice (Poland) or Stockholm. You will work on building the gambling site, integrating with external systems, and developing internal components.

You will read long-standing code and help modernize it in risk-aware increments, collaborating with a cross-functional team including Devs, QAs, and POs. The role requires deep Java experience, SQL skills, and fluency in English.