Senior Java Developer - Microservices
Offer summary

(Summary generated by AI based on the full job description)

The project involves developing and maintaining Java Microservices systems for financial industry clients with a focus on Spring and Spring Boot. Requires 5 years of experience in Java 8+, microservices architecture, REST and SOAP integration. Responsibilities include development, system migration, code optimization, and UML documentation. Benefits include medical care, Multisport, Pluralsight, and flexible working hours.

you can start ASAP

Senior Java Developer - Microservices

Company: ITDS Polska Sp. z o.o.

from: 11 June 2026
to: 11 July 2026
18 900 - 23 100net (+ VAT)/ mth.B2B contract (full-time)
Salary details
basic salary
Offer parameters
level:senior
working mode:hybrid
location:Warszawa, Masovian
Warszawa, Masovian

Requirements

Expected technologies

Java
Spring Framework
Spring Boot
Oracle
SQL
Tomcat
Maven
Git
Gradle
SoapUI
Postman

Optional technologies

PL/SQL
JSF
JSP
C++
Ansible
BPMN
UML

Our requirements

  • At least 5 years of professional experience in Java development within enterprise environments
  • Strong proficiency in Java, including working with legacy codebases
  • Extensive experience with Spring framework (any version) and Spring Boot
  • Solid SQL knowledge and experience with database systems like Oracle
  • Hands-on experience with microservices architecture and monolithic systems on application servers like Tomcat
  • Familiarity with distributed systems architecture and system integration (REST, SOAP, queues)
  • Knowledge of security mechanisms such as TLS/mTLS, certificates, and encrypted connections
  • Working experience with Maven, Gradle, Git, and tools like SOAP UI, POSTMAN
  • Ability to write bash or cmd scripts for automation tasks
  • Polish (Communicative proficiency)

Optional

  • PLSQL knowledge
  • Familiarity with JSF, JSP, or C++
  • Experience with Ansible or other automation tools
  • Insights into system security best practices
  • Ability to interpret BPMN and UML standards, with problem-solving skills related to new feature development

Your responsibilities

  • Develop and maintain Java applications (Java 8+) within microservices architecture, ensuring high performance and scalability
  • Collaborate on system enhancements, integrating new features based on detailed business requirements
  • Design and implement solutions using Spring (including older versions) and Spring Boot, adhering to best practices
  • Work on system integration using REST, SOAP, and message queuing systems, ensuring robust and secure communication
  • Contribute to system migration initiatives, upgrading stacks to newer frameworks and technologies
  • Document system designs with UML diagrams and other notation standards to support development and integration efforts
  • Engage in troubleshooting, optimizing, and extending existing legacy codebases, maintaining high code quality

About the project

As a Senior Java Microservices Developer, you will be working for our client, a leading player in the IT industry committed to building scalable, secure, and efficient enterprise solutions. You will contribute to the development and maintenance of complex Java-based systems, driving digital transformation and supporting business agility in a dynamic environment. This role offers new challenges for career growth and impactful projects for global enterprise success.
Ignite innovation — shape the future of enterprise systems!
Warszawa-based opportunity with hybrid work model (up to 4 remote days per week).

This is how we organize our work

This is how we work

at the client's siteagilescrum

#GETREADY to meet with us!

ITDS Business Consultants is involved in many various, innovative and professional IT projects for international companies in the financial industry in Europe. We offer an environment for professional, ambitious, and driven people.
We would like to meet you. If you are interested please apply and attach your CV in English or Polish, including a statement that you agree to our processing and storing of your personal data.

ITDS’s Whistleblower Procedure

📌 You can report violations in accordance with ITDS’s Whistleblower Procedure available here: https://itds.pl/wp-content/uploads/2025/03/INFORMATION-ON-PROCEDURE-FOR-REPORTING-BREACHES-AND-PROTECTION-OF-WHISTLEBLOWERS-AT-ITDS-POLSKA.pdf
Company

What we offer

  • Stable and long-term cooperation with very good conditions
  • Enhance your skills and develop your expertise in the financial industry
  • Work on the most strategic projects available in the market
  • Define your career roadmap and develop yourself in the best and fastest possible way by delivering strategic projects for different clients of ITDS over several years
  • Participate in Social Events, training, and work in an international environment
  • Access to attractive Medical Package
  • Access to Multisport Program
  • Access to Pluralsight
  • Flexible hours

Benefits

  • sharing the costs of sports activities
  • private medical care
  • flexible working time
  • fruits
  • integration events
  • corporate gym
  • saving & investment scheme
  • no dress code
  • coffee / tea
  • drinks
  • christmas gifts
  • birthday celebration
  • sharing the costs of a streaming platform subscription
  • access to +100 projects
  • access to Pluralsight

Recruitment stages

  • 1.
    online interview
  • 2.
    online interview

ITDS Polska Sp. z o.o.

ITDS supports financial service providers to take the next steps.
We identify what’s possible, every day. Opportunities in the areas of technology, organization, and digitization.
We see where banks, insurers, payment companies, or fintech can go and how they can get there.
That’s why we want to stimulate you to ramp up your ambition. Forget what you perceive as restraints and step towards the new reality.
ITDS in Poland - Pure player in new Technologies & Financial Industry
+300 IT implementation professionals
+20 clients in the Banking, Insurance, Payment & Fintech Industry
ITDS excels in digital strategy delivery and implementation of best-of-breed lending solutions. ITDS has delivered successful strategic projects throughout Europe since 1998. We combine the experience we’ve accumulated with in-depth knowledge of technologies, business processes, and EU legislation to unlock new business opportunities.

This is how we work

Senior Java Developer - Microservices
18.9k–23.1k zł / mth. (B2B)
I apply to:
ITDS Polska Sp. z o.o.
Warszawa, Masovian
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