Senior Java Backend Engineer: Scalable APIs & Spring

Luxoft Germany; Kraków; Hybrid; PLN 180,000 - 260,000; Full time

Job summary

Luxoft Germany is seeking a senior Java developer to join a client in the investment banking sector in Kraków. You will contribute to back-end services, APIs, and data access layers using Java, Spring Boot, Hibernate, and SQL, with a focus on performance and maintainability.

You will translate business requirements into robust technical solutions, adhere to clean code practices, and participate in Scrum/Kanban ceremonies while ensuring high-quality deliveries in a fast-paced environment.

Qualifications

• 8+ years of professional Java development experience on long-term projects.
• Proven hands-on experience with Spring, Spring Boot, and Hibernate.
• Strong SQL skills with performance tuning; Oracle or PostgreSQL experience is preferred.

Responsibilities

• Design, develop, and maintain scalable back-end services and APIs using Java and Spring Boot.
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Skills

Java

Spring / Spring Boot

Hibernate

SQL

RESTful API design

Automated testing

Agile methodologies

Problem-solving

Communication

Tools

Spring Framework

Oracle

PostgreSQL

Job description

Luxoft Germany is seeking a senior Java developer to join a client in the investment banking sector in Kraków. You will contribute to back-end services, APIs, and data access layers using Java, Spring Boot, Hibernate, and SQL, with a focus on performance and maintainability.

You will translate business requirements into robust technical solutions, adhere to clean code practices, and participate in Scrum/Kanban ceremonies while ensuring high-quality deliveries in a fast-paced environment.