Senior Java Developer - Microservices
Offer summary

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

The project concerns the OTT/ECommerce industry and digital transformation, focusing on microservices and cloud technologies. It uses Java 8-25, Spring Boot, Kubernetes, Docker, AWS, Kafka along with SQL and NoSQL databases. Responsibilities include developing and maintaining microservices, code reviews, optimizing REST architecture, supporting CI/CD pipelines, and ensuring application security following OWASP standards.

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Senior Java Developer - Microservices

Company: ITDS Polska Sp. z o.o.

from: 2 July 2026
to: 1 August 2026
16 800 - 25 200net (+ VAT)/ mth.B2B contract (full-time)
salary not specifiedcontract of employment
Offer parameters
level:senior
working mode:remote • hybrid
location:Warszawa, Masovian
Warszawa, Masovian

Requirements

Expected technologies

Java
Spring Boot
SQL
NoSQL
Oracle
PostgreSQL
MongoDB
Redis
Kafka
Kubernetes
Docker
AWS
JUnit
Mockito
Spock
Jenkins
GitLab
Unix
Linux

Optional technologies

HTML
CSS
JavaScript
Angular
React.js
Vue.js

Operating system

Windows

Our requirements

  • At least 4 years of professional experience in Java development.
  • Strong expertise in Java 8-25, multithreading, immutability, and design patterns.
  • Experience with Spring Boot, Spring MVC, WebFlux, MyBatis, and TestContainers.
  • Solid knowledge of SQL and NoSQL databases such as Oracle, PostgreSQL, MongoDB, Redis, and messaging systems like Kafka.
  • Familiarity with microservices architecture, RESTful APIs, Kubernetes, Docker, and cloud services (AWS).
  • Practical understanding of testing frameworks like JUnit, Mockito, and Spock.
  • Experience with version control, CI/CD tools (Jenkins, GitLab), and scripting in Unix/Linux environments.
  • Good command of the Polish language and communicative English skills.
  • Ability to work independently with strong analytical and problem-solving skills.

Optional

  • Front-end skills (HTML, CSS, JavaScript, Angular/React/Vue.js).
  • Certifications in AWS or other cloud platforms.
  • Knowledge of DevOps practices and automation tools.

Your responsibilities

  • Develop and maintain robust microservices using Java 8-25, ensuring high-quality code and optimal performance.
  • Collaborate with cross-functional teams including Frontend Developers and Test Engineers within an Agile Nexus SCRUM framework.
  • Conduct code reviews, contribute to architectural decisions, and mentor junior team members.
  • Design, implement, and optimize RESTful architecture, utilizing tools like Kubernetes, Docker, and SOA principles.
  • Support CI/CD pipelines and manage version control with Git, Jenkins, and related tools.
  • Write comprehensive technical documentation in Confluence and contribute to knowledge sharing.
  • Participate in technical consultations, problem-solving, and continuous improvement initiatives.
  • Ensure application security following OWASP standards and best practices.

About the project

As a Senior Java Developer, you will be working for our client, a leading player in the OTT/ECommerce industry, focused on delivering cutting-edge digital products within a dynamic and collaborative environment. Be part of a team that drives innovation, shapes future-ready architectures, and elevates user experiences through advanced microservices and cloud technologies.
Empower digital transformation — craft scalable solutions with Java and cloud innovation!
Warszawa-based opportunity with hybrid/ remote work model.
Only candidates with an existing legal right to work in the European Union will be considered for this role.

This is how we organize our work

This is how we work

at the client's siteagilescrum

This is how we work on a project

  • Continuous Deployment
  • Continuous Integration

#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
16.8k–25.2k zł / mth. (B2B)
I apply to:
ITDS Polska Sp. z o.o.
Warszawa, Masovian
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