Senior Java Software Engineer (Kotlin)

WE ARE

SoftServe 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 ARE

• Proficient in Java development with 5+ years of experience across the full SDLC from design and implementation to production release and long-term support
• Skilled in system design and architecture, including scalability, concurrency, and load balancing concepts
• Strong in applying security best practices such as XSS, CSRF, SQL Injection prevention, and authentication/authorization models like JWT and OAuth 2.0
• Proficient with SQL databases, including indexes, query optimization, ACID, and isolation levels
• Aware of NoSQL basics
• Knowledgeable in the Spring framework
• Experienced or interested in Atlassian DC plugin development
• Familiar 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 TO

• Build and maintain Java-based applications and plugins for Atlassian Data Center
• Ensure compatibility of Atlassian DC Marketplace plugins across platform releases, maintaining both legacy and new versions
• Troubleshoot and optimize applications in production-like environments
• Improve performance, scalability, security, and maintainability of enterprise-grade applications
• Apply best practices in Java development (clean code, testing, code reviews)
• Contribute to system design discussions, proposing and implementing architectural improvements
• Handle diverse tasks, including plugin maintenance, migration, and optimization

TOGETHER WE WILL

• Work in a highly skilled team focused on Atlassian DC products
• Grow professionally with continuous learning, training, and certifications
• Contribute to global-scale Atlassian solutions trusted by enterprise clients
• Work in one of the biggest global IT companies with Ukrainian roots and a unique corporate culture
• Experience the highest standards of doing business with a strong focus on people development and trustworthy relationships