Java Developer TMS - Analyst

For our client we are looking for a Java Developer (TMS) - Analyst , to join the team in Warsaw.

Location: Warsaw (Poland)

Working model: hybrid (4 days/week on-site)

Contract type: CoE/B2B

Start/End project: 01.06.2026 to 31.05.2027

Seniority level: minimum 5 years

Job Responsibilities

• Design and implementation of IT solutions based on the presented analytical and technical documentation;

• Reviewing analytical documentation;

• Creating technical documentation;

• Technical upgrade for existing system;

• Working with legacy code

• Reverse engineering based on:

o existing source code;

o existing functional and technical documentation;

o collected and documented business processes;

o user interface to the system and accessing databases.

• Defining and building test cases for automatic tests.

Job Requirements

• Fully available in the Polish time zone;

• Ability to work from the office in Warsaw (weekly: 4 days at office + 1 day WFH );

• Very good knowledge of Java 8+ and object-oriented programming issues;

• Experience in independent design, implementation, documentation and testing of application components;

• Very good and p ractical knowledge of Spring, Spring Boot, Hibernate/JPA and JEE frameworks;

• Practical knowledge with message queue systems, particularly RabbitMQ;

• Practical knowledge of tools supporting the software development process: Maven, Git, Gitlab, Gitlab CI/CD, Jenkins, Nexus, Jira;

• Knowledge of relational databases, in particular Oracle;

• Practical knowledge of RESTful API design;

• Experience in system integration;

• Experience with distributed systems;

• Experience with application servers, JBoss/WildFly;

· Knowledge of scanning tools (Fortify, Sonatype..);

• Knowledge of Polish and English.