Senior Java Software Engineer (Kotlin)

WE ARESoftServe is a global digital solutions company headquartered in Austin, Texas, founded in 1993 in Ukraine. Thousands of associates work on 2,000+ projects with clients in the USA, Europe, LATAM, and APAC. We are about people who create bold things, make a difference, have fun, and love their work.Our client is a leading provider of Atlassian enterprise services, specializing in enterprise-scale rollouts, installations, upgrades, SLA-based support, and remote system monitoring. Founded in 2005 and headquartered in Boston, Massachusetts, they are a trusted referral from Atlassian, delivering innovative solutions for enhanced collaboration and productivity.In cooperation with our client, we are building and migrating Atlassian Marketplace apps from Connect to Forge while also developing and supporting Atlassian Data Center (DC) plugins. These projects focus on security, scalability, performance, and maintainability, leveraging cutting-edge cloud technologies and industry best practices.IF YOU AREProficient in Java development with 5+ years of experience across the full SDLC from design and implementation to production release and long-term supportSkilled in system design and architecture, including scalability, concurrency, and load balancing conceptsStrong in applying security best practices such as XSS, CSRF, SQL Injection prevention, and authentication/authorization models like JWT and OAuth 2.0Proficient with SQL databases, including indexes, query optimization, ACID, and isolation levelsFamiliar with NoSQL basicsKnowledgeable in the Spring frameworkExperienced or interested in Atlassian DC plugin developmentFamiliar with Apache Velocity (would be helpful for Atlassian DC development)Knowledgeable in React, JavaScript, and TypeScript for added full-stack flexibility (would be a plus)AND YOU WANT TOBuild and maintain Java-based applications and plugins for Atlassian Data CenterEnsure compatibility of Atlassian DC Marketplace plugins across platform releases, maintaining both legacy and new versionsTroubleshoot and optimize applications in production-like environmentsImprove performance, scalability, security, and maintainability of enterprise-grade applicationsApply best practices in Java development (clean code, testing, code reviews)Contribute to system design discussions, proposing and implementing architectural improvementsHandle diverse tasks, including plugin maintenance, migration, and optimizationTOGETHER WE WILLWork in a highly skilled team focused on Atlassian DC productsGrow professionally with continuous learning, training, and certificationsContribute to global-scale Atlassian solutions trusted by enterprise clientsWork in one of the biggest global IT companies with Ukrainian roots and a unique corporate cultureExperience the highest standards of doing business with a strong focus on people development and trustworthy relationshipsSoftServe is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment regardless of race, color, religion, age, sex, nationality, disability, sexual orientation, gender identity and expression, veteran status, and other protected characteristics under applicable law. Let’s put your talents and experience in motion with SoftServe.