Senior Backedn Engineer Retention

27 000 - 32 000 PLNNet per month - B2B
22 400 - 26 500 PLNGross per month - Permanent
Java

Senior Backedn Engineer Retention

Java

Koszykowa 65, Warszawa

LeoVegas Group

Full-time
B2B, Permanent
Senior
Hybrid
27 000 - 32 000 PLN
Net per month - B2B
22 400 - 26 500 PLN
Gross per month - Permanent

Tech stack

    English

    C1

    Java

    master

    Spring Boot

    master

    Microservices

    advanced

    MySQL

    advanced

    Kafka

    regular

    Kotlin

    junior

Job description

ABOUT THE ROLE

 

Are you an experienced backend developer with a curious mindset? Do you have a passion for building intuitive, cutting-edge solutions with state-of-the-art technology?

At LeoVegas, we’re on a mission to deliver the greatest iGaming experience to our customers and technology is at the heart of making that happen.

 

As part of our Retention domain, you’ll play a key role in developing the platforms and features that keep players engaged and coming back for more.

 

This is a great opportunity to join a fast-moving, flat-structured team as a Senior Backend Engineer, where your work will directly shape value-generating features across our products.

 

The Retention team powers the organisation with a custom-built toolbox that enriches the player journey with bonuses, loyalty programs, and seamless cross-channel experiences. As one of the most crucial parts of the player lifecycle, the Retention domain ensures our players return for new, exciting, and rewarding experiences.

 

We’re driven by excellence and fuelled by innovation now we’re looking for someone who wants to be part of that journey.

 

YOU WILL BE RESPONSIBLE FOR:

●        Build scalable, robust and efficient solutions in our full-stack team and ensure the continuous delivery in our microservice architecture.

●        Be involved in technical discussions to challenge, propose, evaluate, and take a guiding and supportive approach to business needs.

●        Working closely with our operational units and stakeholders.

●        Driving your own initiatives with a high-quality mindset

●        You will work within the full chain of development, having end-to-end responsibilities

●        Collaborative work across the organisation with other domains

●        Making sure our IT ecology is scalable and ready for upcoming expansions

 

 

OUR SUCCESSFUL CANDIDATE WILL HAVE:

 

ESSENTIAL SKILLS

●        Minimum of 5+ years experience of working as a back-end developer with Java and/or Kotlin

●        Experience with messaging tools (i.e. Kafka)

●        Experience with microservice architecture

●        You have experience with common Java frameworks such as Spring and JPA

●        MySQL relational databases are not something new for you.

 

 

NICE TO HAVES

●        Experience with OpenAPI

●        Experience with BigQuery

●        Experience with Kubernetes

 

 


WHO WE ARE

At the core of LeoVegas Group is Team Leo. Our culture is our foundation and is what enables us to innovate, build, and lead as we trailblaze our way through the igaming industry. We’re a team of over 1800 innovators, initiators, and groundbreakers working in a fast-paced and agile environment across 16 offices worldwide.

 

 

What we offer:

 

  • you can work in a hybrid model, we would like you to show up in our Warsaw office three times a week, the rest of the days of the week are up to you,

  • we work in European office hours,

  • ​​800 PLN monthly for benefits (we have a platform with sport cards and different options for private healthcare),

  • welcome package,

  • no dress code,

  • international teams,

  • 💻 Equipment: MacBook Pro 16"/14'' + smartphone (iPhone 15 or Samsung Galaxy S24 - it’s your choice).


Our office:

  • located in the centre of Warsaw (Królewska 16)

  • pet-friendly 🐕

  • bike parking 🚲

  • chillout zones (we have a billiard table too! 🎱)

  • speciality coffee made by a professional barista ☕️

  • free snacks 🥜

  • company breakfast every Monday 🥪

  • weekly events (like yoga sessions or tasting delicious food and drinks).


Our recruitment process:

  1. 45-minute phone/Zoom call with our recruiter

  2. 90 minutes technical interview

  3. max. 40 min online personality and logic test (not live)

  4. 1-hour cultural fit interview


As our company working language is English, we’d like to see your CV in English please


More about us:

Careers site: www.leovegasgroup.com/careers

LinkedIn: https://www.linkedin.com/company/leovegasgroup/

Instagram: www.instagram.com/lifeatleo/

Published: 09.09.2025

Meet the company

LeoVegas Group

LeoVegas Group is a leading international igaming company with a clear vision to create the world’s greatest igaming experience. The Group offers online casino, live casino, and sports betting via 9 brands in 10 jurisdictions. LeoVegas continues to grow rapidly, employing over 2,000 people in Europe, Latin America and the US, including its headquarters in Stockholm, operations hub in Malta, and tech hubs in Warsaw and Malaga. In 2022, LeoVegas Group became a subsidiary of the global entertainment company MGM Resorts International.

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Senior Backedn Engineer Retention

27 000 - 32 000 PLNNet per month - B2B
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Senior Backedn Engineer Retention

Koszykowa 65, Warszawa

LeoVegas Group

27 000 - 32 000 PLNNet per month - B2B
22 400 - 26 500 PLNGross per month - Permanent
Salary
27 000 - 32 000 PLN
Net per month - B2B

22 400 - 26 500 PLN
Gross per month - Permanent
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