Senior Java Developer

ComeOn Group; Katowice; Hybrid; PLN 180,000 - 280,000; Full time

Benefits offered by this job

Company bonus scheme

Team events & company events

Home workstation setup bonus

Up to 40 remote days/year

Job summary

ComeOn Group in Katowice seeks a Senior Java Developer to join our hybrid team, building and maintaining scalable services and integrations across the platform. You will work with backend components and may contribute to frontend work for mobile and desktop environments.

We leverage Java, Kafka, Docker, MongoDB, MySQL, React, Springboot, and Kubernetes, deploying as Debian packages or in containers. Expect collaboration with a diverse team, reading decades of code and modernizing it safely while

Qualifications

• Minimum 6 years of professional software development experience.
• Strong SQL knowledge and web app experience.
• Fluent English, written and spoken.
• Experience with legacy code in tests.
• Ability to discuss and share knowledge in an agile team.

Responsibilities

• Develop Java-based services and integrations as part of a team.
• Work across system layers including backend and frontend for web/mobile.
• Read and understand 15 years of codebase and plan incremental changes.
• Collaborate with business side to implement features.

Skills

Java

6+ years experience

Web app development

SQL

Legacy code testing

Code reading

English fluency

Team collaboration

Tools

Tomcat

Maven

Spring

MongoDB

Guava

Guice

MySQL

Nginx

Linux

Jenkins

Git

Docker

Kubernetes

GCloud

Job description

Founded in 2008, ComeOn Group is a leading global player in the rapidly growing iGaming market. Having launched its first online brand in 2010, ComeOn Group is running a wide range of exciting brands across multiple markets. Operating more than 20 brands on its proprietary platform providing a secure, innovative and entertainment-led player experience across casino and sports betting. ComeOn Group is an international employer within the iGaming industry and has over 600 talented employees across 7 main locations.

We are looking for a Java developer to help us build the best gambling site on the Internet. You will work with all parts of the system and all stages of the development process in a team-oriented environment. This includes integrations with external systems, the development of internal components and subsystems, and potentially also frontend development for mobile and desktop devices. You as a developer will work closely together with the business side of the organization to develop and implement new features. You will be working with modern technologies such as Java, Kafka, Docker, MongoDB, MySQL, React, Springboot, deployed as a Debian package, or in Kubernetes. The role also involves reading code written over 15 years, by around 60 developers, and finding manageable paths to modernize it in risk-adverse increments.

About you:

Your Core Skills & Mindset:

• Deep experience in using Java.
• You understand that reading code is more difficult than writing code.
• You should have about 6+ years of previous work experience.
• Experience with web application/service development.
• SQL Knowledge.
• You know how to get legacy code under test.
• You need to be curious and willing to discuss and exchange knowledge with team members.
• You need to be a communicative member of an agile delivery team consisting of Devs, QAs and PO.
• It would be advantageous if you have experience with some of the other technologies that we use; Tomcat, Maven, Spring, MongoDB, Guava, Guice, MySQL, Nginx, Linux, Jenkins, and GIT, docker, Kubernetes, gcloud.
• You must be fluent in written and spoken English.

So what can you expect from ComeOn as a place of work?

• A competitive remuneration package inc. a company bonus scheme!
• Fantastic quarterly team events and weekly company events
• A one-time bonus to help you set up a comfortable workstation at home (we’re truly Hybrid!)
• On top of our Hybrid work arrangement, up to 40 days a year to work fully remote from anywhere

At ComeOn, we've embraced a Hybrid Work model, giving our employees the flexibility to work some days at home. Our offices are thoughtfully designed to support this model, featuring practical workspaces for focused efforts and collaborative zones for dynamic creative exchanges. We believe in the power of collaboration to drive innovation and success. While our offices are known for their vibrant atmosphere, rest assured that our primary focus is on achieving results together. We prioritize efficiency and maintain a balance between hard work and camaraderie. When you visit our offices, expect a warm welcome and professional support. Choose ComeOn for your next career move, and experience a workplace that values productivity, teamwork, and the spirit of collaboration.

At ComeOn Group we value diversity and we take concrete action to ensure fairness in our recruitment process. We are committed to assess candidates on their merit without discriminating against any applicant for whatever reason that is protected by law. We truly value you, as you are.

Want to know more about us? Just visit our website www.comeon-group.com or any of our social media channels to take a deep dive into our culture!