{"id":8686,"date":"2026-09-28T10:22:40","date_gmt":"2026-09-28T08:22:40","guid":{"rendered":"https:\/\/itds.pl\/it-jobs\/mid-level-full-stack-developer-java-kotlin-react\/"},"modified":"2026-09-28T10:27:27","modified_gmt":"2026-09-28T08:27:27","slug":"mid-level-full-stack-developer-java-kotlin-react","status":"publish","type":"matador-job-listings","link":"https:\/\/itds.pl\/pl\/praca\/mid-level-full-stack-developer-java-kotlin-react\/","title":{"rendered":"Mid-Level Full Stack Developer \u2013 Java, Kotlin &amp; React"},"content":{"rendered":"<p><strong>Unleash innovation in financial technology \u2014 shape the future with scalable, dynamic solutions!<\/strong><\/p> <p>Krak\u00f3w-based opportunity with hybrid work model (up to 3 remote days per week).<\/p> <p>As a <strong>Mid-Level Full Stack Developer<\/strong>, you will be working for our client within the Global Markets Technology sector. You will contribute to developing and supporting critical financial applications, participating in all phases of the software development lifecycle. This role offers a unique chance to work on impactful projects that drive digital transformation in the financial industry.<\/p> <p><strong>Your main responsibilities:<\/strong><\/p> <ul> <li>Collaborate within a team of 4\u20136 members and a dedicated product owner to deliver iterative features into production.<\/li> <li>Analyze business requirements, break them down into stories, and implement solutions accordingly.<\/li> <li>Provide ongoing support for deployed applications, embracing a &quot;build it, support it&quot; philosophy.<\/li> <li>Identify areas of technical debt and balance efforts between new functionality and system health.<\/li> <li>Design compliant solutions for new features, adhering to technology standards and constraints.<\/li> <li>Pair with team members to enhance code quality and knowledge sharing.<\/li> <\/ul> <p><strong>You\u2019re ideal for this role if you have:<\/strong><\/p> <ul> <li>At least 3 years of experience in software development, ideally within financial technology.<\/li> <li>Demonstrable experience in Java, Kotlin, and JavaScript\/React (client &amp; server).<\/li> <li>Good understanding of Unix environments and database concepts from a consumer perspective.<\/li> <li>Familiarity with HTTP APIs (e.g., RESTful APIs).<\/li> <li>Proficiency in Git and SQL.<\/li> <li>Willingness to learn multiple programming languages.<\/li> <li>Good command of English (team communication is in English).<\/li> <\/ul> <p><strong>It is a strong plus if you have:<\/strong><\/p> <ul> <li>Experience with JavaScript\/React.<\/li> <li>Experience with Kotlin.<\/li> <\/ul> <p><strong>Language required for the role:<\/strong><br \/> Communicative level of English.<\/p> <p><strong>Eligibility to work in:<\/strong><br \/> Only candidates with an existing legal right to work in the European Union will be considered for this role.<\/p> <p><strong>#MAKEYourCareerBETTER<\/strong><\/p> <p>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=8686&amp;bhid=10002\" rel=\"button\" class=\"matador-button\" title=\"Apply Now\">Apply Now<\/a> <\/li> <li> <a href=\"https:\/\/itds.pl\/pl\/praca\/mid-level-full-stack-developer-java-kotlin-react\/\" rel=\"button\" class=\"matador-button matador-button-secondary\" title=\"More Info\">More Info<\/a> <\/li> <\/ul> <\/nav> ","protected":false},"excerpt":{"rendered":"<p>Unleash innovation in financial technology \u2014 shape the future with scalable, dynamic solutions! Krak\u00f3w-based opportunity with hybrid work model (up to 3 remote days per week). As a Mid-Level Full Stack Developer, you will be working for our client within the Global Markets Technology sector. You will contribute to developing and supporting critical financial applications, &hellip; <a href=\"https:\/\/itds.pl\/pl\/praca\/mid-level-full-stack-developer-java-kotlin-react\/\">Continued<\/a><\/p>\n","protected":false},"template":"","meta":{"_acf_changed":false,"_matador_source_id":"10002"},"matador-categories":[],"matador-locations":[40],"matador-types":[25],"matador-remote-job-possible":[181],"matador-skills":[183],"matador-seniority":[1593],"matador-position":[185],"matador-technology":[703,707,708,727,760,946,948,1248],"matador-contract-type":[402,431],"matador-priority":[284],"matador-language":[179],"matador-place":[439],"matador-visibility":[704],"matador-choose-website-to-publis":[449],"class_list":["post-8686","matador-job-listings","type-matador-job-listings","status-publish","hentry","matador-locations-krakow","matador-types-contract","matador-remote-job-possible-hybrid","matador-skills-developer","matador-seniority-mid-level","matador-position-investment-banking","matador-technology-sql","matador-technology-java","matador-technology-javascript","matador-technology-unix","matador-technology-git","matador-technology-restful-apis","matador-technology-react","matador-technology-kotlin","matador-contract-type-b2b","matador-contract-type-employment-contract","matador-priority-0-urgent","matador-language-english","matador-place-krakow","matador-visibility-online","matador-choose-website-to-publis-poland"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Mid-Level Full Stack Developer \u2013 Java, Kotlin &amp; React | 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\/mid-level-full-stack-developer-java-kotlin-react\/\" \/>\n<meta property=\"og:locale\" content=\"pl_PL\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Mid-Level Full Stack Developer \u2013 Java, Kotlin &amp; React | ITDS\" \/>\n<meta property=\"og:description\" content=\"Unleash innovation in financial technology \u2014 shape the future with scalable, dynamic solutions! Krak\u00f3w-based opportunity with hybrid work model (up to 3 remote days per week). As a Mid-Level Full Stack Developer, you will be working for our client within the Global Markets Technology sector. 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