{"id":8312,"date":"2026-07-21T15:26:17","date_gmt":"2026-07-21T13:26:17","guid":{"rendered":"https:\/\/itds.pl\/it-jobs\/senior-java-developer-kafka-spring-boot\/"},"modified":"2026-07-21T15:30:19","modified_gmt":"2026-07-21T13:30:19","slug":"senior-java-developer-kafka-spring-boot","status":"publish","type":"matador-job-listings","link":"https:\/\/itds.pl\/pl\/praca\/senior-java-developer-kafka-spring-boot\/","title":{"rendered":"Senior Java Developer \u2013 Kafka &amp; Spring Boot"},"content":{"rendered":"<p><strong>Unleash innovative backend solutions \u2014 shape the future of real-time data processing!<\/strong><\/p> <p>100% remote work.<\/p> <p><strong>As a Senior Java Developer<\/strong>, you will be working for our client, a leader in technological innovation dedicated to building robust, scalable software solutions. You will contribute to advancing their data-driven platforms, delivering impactful backend components that support critical business operations and digital transformation. This role offers a perfect platform to elevate your expertise and drive meaningful progress in the tech industry.<\/p> <p><strong>Your main responsibilities:<\/strong><\/p> <ul> <li>Develop and optimize Java 17+ applications with Spring Boot, focusing on API REST creation and integration.<\/li> <li>Design and write automated tests, including unit, integration, contract, and API testing using tools like JUnit, Mockito, and REST Assured.<\/li> <li>Manage Apache Kafka streams, ensuring seamless real-time data processing and system reliability.<\/li> <li>Implement CI\/CD pipelines with Jenkins or GitLab CI to improve development workflows.<\/li> <li>Maintain and enhance database solutions, particularly PostgreSQL, ensuring data integrity and performance.<\/li> <li>Collaborate across teams to troubleshoot and resolve complex technical issues efficiently.<\/li> <li>Document technical specifications and participate in code reviews to uphold quality standards.<\/li> <\/ul> <p><strong>You\u2019re ideal for this role if you have:<\/strong><\/p> <ul> <li>At least 5 years of professional experience in Java development.<\/li> <li>Advanced knowledge of Java 17+, Spring Boot, and REST API design.<\/li> <li>Proven expertise with Apache Kafka.<\/li> <li>Experience with testing frameworks such as JUnit and Mockito.<\/li> <li>Familiarity with CI\/CD tools like Jenkins or GitLab CI.<\/li> <\/ul> <p><strong>It is a strong plus if you have:<\/strong> (optional)<\/p> <ul> <li>Working knowledge of PostgreSQL and RabbitMQ.<\/li> <li>Experience with OpenShift, Prometheus, Grafana, or JMeter.<\/li> <\/ul> <p><strong>Language required for the role:<\/strong><\/p> <ul> <li>Polish: Good command<\/li> <li>English: Communicative level<\/li> <\/ul> <p><strong>Eligibility to work in:<\/strong><\/p> <ul> <li>Only candidates with an existing legal right to work in the European Union will be considered for this role.<\/li> <\/ul> <p><strong>#MAKEYourCareerBETTER<\/strong><br \/> Interested? Apply now and include your CV (preferably in English) along with a statement confirming your consent to the processing and storage of your personal data.<\/p> <nav class=\"matador-job-navigation\"> <ul> <li> <a href=\"https:\/\/itds.pl\/pl\/?wpid=8312&#038;bhid=9678\" rel=\"button\" class=\"matador-button\" title=\"Apply Now\">Apply Now<\/a> <\/li> <li> <a href=\"https:\/\/itds.pl\/pl\/praca\/senior-java-developer-kafka-spring-boot\/\" rel=\"button\" class=\"matador-button matador-button-secondary\" title=\"More Info\">More Info<\/a> <\/li> <\/ul> <\/nav> ","protected":false},"excerpt":{"rendered":"<p>Unleash innovative backend solutions \u2014 shape the future of real-time data processing! 100% remote work. As a Senior Java Developer, you will be working for our client, a leader in technological innovation dedicated to building robust, scalable software solutions. You will contribute to advancing their data-driven platforms, delivering impactful backend components that support critical business &hellip; <a href=\"https:\/\/itds.pl\/pl\/praca\/senior-java-developer-kafka-spring-boot\/\">Continued<\/a><\/p>\n","protected":false},"template":"","meta":{"_acf_changed":false,"_matador_source_id":"9678"},"matador-categories":[],"matador-locations":[],"matador-types":[25],"matador-remote-job-possible":[254],"matador-skills":[183],"matador-seniority":[177],"matador-position":[],"matador-technology":[859,707,720,733,757,734,766,744,1656,781],"matador-contract-type":[402],"matador-priority":[288],"matador-language":[178],"matador-place":[437],"matador-visibility":[704],"matador-choose-website-to-publis":[449],"class_list":["post-8312","matador-job-listings","type-matador-job-listings","status-publish","hentry","matador-types-contract","matador-remote-job-possible-remote","matador-skills-developer","matador-seniority-senior","matador-technology-gitlab-ci","matador-technology-java","matador-technology-jenkins","matador-technology-junit","matador-technology-kafka","matador-technology-mockito","matador-technology-postgresql","matador-technology-rest","matador-technology-rest-assured","matador-technology-spring-boot","matador-contract-type-b2b","matador-priority-2-medium","matador-language-polish","matador-place-warszawa","matador-visibility-online","matador-choose-website-to-publis-poland"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Senior Java Developer \u2013 Kafka &amp; Spring Boot | ITDS<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/itds.pl\/pl\/praca\/senior-java-developer-kafka-spring-boot\/\" \/>\n<meta property=\"og:locale\" content=\"pl_PL\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Senior Java Developer \u2013 Kafka &amp; Spring Boot | ITDS\" \/>\n<meta property=\"og:description\" content=\"Unleash innovative backend solutions \u2014 shape the future of real-time data processing! 100% remote work. 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