Senior Software Developer (IntelliJ AI) - UI/Desktop

About JetBrains

At JetBrains, code is our passion. Ever since we started back in 2000, we have strived to make the strongest, most effective developer tools on earth. By automating routine checks and corrections, our tools speed up production and free developers to focus on creativity and problem-solving.

The IntelliJ AI team develops the AI-specific core of JetBrains IDEs. We work on agentic workflows, intelligent editing assistance, and new AI-powered capabilities that redefine how developers interact with the IDEs. A big part of this work is building high-quality user interfaces for AI features in professional desktop tools.

We are looking for a Senior Software Developer with strong UI engineering skills to help us build the next generation of AI-powered experiences in JetBrains IDEs.

In this role, you will:

• Design and implement user interfaces for AI-powered features integrated into JetBrains IDEs.
• Build UI components using Compose Multiplatform for desktop and Swing.
• Collaborate closely with designers to create intuitive, responsive, and polished developer experiences.
• Contribute to improving UI architecture and component reuse within the product.
• Help ensure the UI remains responsive and performant inside complex desktop applications.

We are looking for engineers who:

• Want to help build the best IDEs in the world and push the boundaries of developer tools.
• Have strong knowledge of Java, Kotlin, or similar languages.
• Have experience developing desktop user interfaces.
• Care about usability, polish, and attention to detail.
• Possess strong communication skills in English, both written and verbal.

Experience that would be especially valuable:

• Building UIs using Compose Multiplatform, Swing, or other mature desktop UI frameworks.
• A strong understanding of UI frameworks and how they work under the hood.
• Experience writing UI tests.
• Experience building developer tools or IDE features.