Senior Backend Engineer — Retention Domain (Hybrid)

LeoVegas Group; Warszawa; Hybrid; PLN 180,000 - 300,000; Full time

Benefits offered by this job

Hybrid work policy

Workation

Private medical care

Insurance

Sports card

Training budget

ICAS assistance program

Snacks and breakfast

Social events

Bike/motorcycle parking

Gym in building

MacBook Pro + iPhone/Samsung

Job summary

LeoVegas Group is seeking a Senior Backend Engineer in Warsaw to develop scalable backend services in a fast-moving Retention domain. You will contribute to platforms that engage players and drive value across our products, working in a hybrid setup.

The role emphasizes end-to-end ownership, collaboration across teams, and a strong focus on scalable IT architecture and innovative features. English is the working language.

Qualifications

• Minimum of 6+ years of experience as a back-end developer with Java and/or Kotlin.
• Experience with messaging tools such as Kafka.
• Experience with microservice architecture.
• Proficiency with Spring and JPA.
• Strong knowledge of MySQL relational databases.
• Experience with AI tools like Claude.

Responsibilities

• Build scalable, robust and efficient solutions in a full-stack team within a microservice architecture.
• Engage in technical discussions to challenge, propose, evaluate, and guide business needs.
• Collaborate closely with operational units and stakeholders.
• Drive initiatives with a high-quality mindset.
• Work across the full development chain with end-to-end responsibilities.
• Collaborate across domains to ensure a scalable IT ecology.

Skills

Java/Kotlin

Kafka

Microservices

Spring/JPA

MySQL

AI tools (Claude)

Tools

OpenAPI

BigQuery

Kubernetes

Job description

LeoVegas Group is seeking a Senior Backend Engineer in Warsaw to develop scalable backend services in a fast-moving Retention domain. You will contribute to platforms that engage players and drive value across our products, working in a hybrid setup.

The role emphasizes end-to-end ownership, collaboration across teams, and a strong focus on scalable IT architecture and innovative features. English is the working language.