JVM Software Engineer | LOM | 1

Inetum; Warszawa; Hybrid; PLN 180,000 - 250,000; Full time

Benefits offered by this job

Hybrid work model

Training and certifications funded

Team-building budget

Diversity and inclusive culture

Job summary

Inetum Polska, part of the Inetum Group, is hiring a JVM Software Engineer in a hybrid setup with offices in Warsaw, Poznań and Lublin. You will work on modernizing database systems (Sybase → PostgreSQL) and building Java-based microservices in a business‑critical environment.

The role involves collaborating on architecture, migrating logic from database procedures to services, and leveraging AI where relevant. Polish and English at B2 level are required.

Qualifications

• Proficient in Java 17/21 with strong Spring ecosystem experience.
• Experience building microservices and RESTful APIs.
• Familiarity with PostgreSQL; Sybase is a plus.

Responsibilities

• Support modernization and migration of database systems (Sybase → PostgreSQL).
• Analyze applications, databases and stored procedures to plan architecture changes.
• Design and develop solutions using Java and microservices.
• Migrate business logic from database layer to modern service layer.
• Contribute to system architecture and technical decision making.
• Refactor monolithic solutions to microservices architecture.
• Collaborate with teams on long‑term modernization and migration initiatives.
• Explore opportunities to leverage AI in software development.

Skills

Java 17/21

Spring Boot

Spring Cloud

Microservices

REST APIs

Maven

JUnit 5

Mockito

PostgreSQL

Sybase

Job description

Company Description

Inetum Polska is part of the global Inetum Group and plays a key role in driving the digital transformation of businesses and public institutions. Operating in cities such as Warsaw, Poznan, Katowice, Lublin, Rzeszow the company offers a wide range of IT services. Inetum Polska actively supports employee development by fully funding training, certifications, and participation in technology conferences. Additionally, the company is involved in local social initiatives, such as charitable projects and promoting an active lifestyle. It prides itself on fostering a diverse and inclusive work environment, ensuring equal opportunities for all. Globally, Inetum operates in 19 countries and employs over 28,000 professionals. The company focuses on four key areas:

• Consulting (Inetum Consulting): Strategic advisory services that help organizations define and implement innovative solutions.
• Infrastructure and Application Management (Inetum Technologies): Designing and managing IT systems tailored to clients’ individual needs.
• Software Implementation (Inetum Solutions): Deploying partner solutions from industry leaders like Microsoft, SAP, Salesforce, and ServiceNow.

Flexible And Hybrid Work

Inetum distinguishes itself by offering a comprehensive range of benefits that meet the diverse needs of employees, providing flexibility, support and commitment. Here's what makes working at Inetum unique:

• Flexible working hours.
• Hybrid work model, allowing employees to divide their time between home and modern offices in key Polish cities.

Attractive Financial Benefits

• A cafeteria system that allows employees to personalize benefits by choosing from a variety of options.

Community And Well-Being

• Dedicated team‑building budget for online and on‑site team events.
• Opportunities to participate in charitable initiatives and local sports programs.
• A supportive and inclusive work culture with an emphasis on diversity and mutual respect.

Job Description

Your main responsibilities as a JVM Software Engineer will include:

• Support for projects related to the modernization and migration of database systems (Sybase → PostgreSQL) in a business‑critical environment.
• Analysis of existing applications, databases, stored procedures, and business logic to prepare the architecture for future technological changes.
• Design and development of solutions based on Java and microservices architecture.
• Migrating business logic from the database layer (stored procedures) to a modern application service layer.
• Collaborating on system architecture and actively participating in technical decision‑making.
• Refactoring existing monolithic solutions and adapting them to a microservices architecture.
• Collaborating with technical teams on long‑term modernization and migration initiatives.
• Identifying opportunities to leverage AI technologies in the software development process.

Qualifications

• Java 17/21
• Spring Boot
• Spring Cloud
• Microservices
• REST APIs
• Maven
• JUnit 5
• Mockito
• PostgreSQL
• Sybase – highly appreciated

Additional Information

• Remote or hybrid work: three times a week from one of our offices in Warsaw, Poznań or Lublin.
• Proficiency in Polish and English at the B2 level is essential.
• We hereby inform you that Inetum Polska sp. z o.o. has implemented an internal reporting (whistleblowing) procedure. The content of the procedure and the possibility to submit an internal report are available at: https://inetum.whispli.com/speakup?locale=pl