Staff Software Developer

JetBrains

Join JetBrains as a Staff Software Developer, shaping foundational Kotlin libraries and becoming an expert in software engineering domains.

Last checked on June 14, 2026. We may earn a commission when you click through.

If you're keen to make a significant impact in the Kotlin ecosystem, this position at JetBrains offers a unique opportunity.

✓ Remote work flexibility ✓ Involvement in high-level design decisions ✓ Opportunity to shape the Kotlin language

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Staff Software Developer

JetBrains

Updated 29 days ago

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London Remote Full-Time

If you're keen to make a significant impact in the Kotlin ecosystem, this position at JetBrains offers a unique opportunity.

About this role

Join JetBrains as a Staff Software Developer, shaping foundational Kotlin libraries and becoming an expert in software engineering domains.

About the Company

JetBrains is a leading software development company known for creating powerful tools for developers.

Key Highlights

✓ Develop foundational libraries for Kotlin core primitives
✓ Participate in shaping the Kotlin API and tools
✓ Become an expert in specific computer science domains
✓ Work with a design committee on language features

💡 Honest Take: This role is ideal for seasoned developers passionate about Kotlin and looking to influence its future direction.

Pros

✓ Remote work flexibility
✓ Involvement in high-level design decisions
✓ Opportunity to shape the Kotlin language
✓ Collaborate with top engineers in the field

Cons

✗ Requires strong experience in JVM development
✗ High expectations for documentation and design rationale
✗ Potentially less hands-on coding depending on project phase

Best For: This role is for developers who thrive in collaborative environments and enjoy tackling complex software challenges.

Watch Out: The position demands significant expertise and may not be suitable for those new to Kotlin or JVM development.

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What Customers Say

Employees appreciate the collaborative culture and the opportunity to work on impactful projects in the Kotlin ecosystem.

Expert Review

This opportunity at JetBrains focuses on creating and maintaining crucial libraries that enhance the Kotlin ecosystem. Developers will play a vital role in shaping core tools and APIs, significant position for those passionate about Kotlin.

With responsibilities that include writing design documents for complex systems, the role requires strong technical reasoning and the ability to navigate intricate software challenges. Candidates should have deep JVM development experience, which is critical for understanding the underlying implementation details.

The collaborative nature of this position offers the chance to work alongside a design committee, influencing the future of Kotlin. This is an appealing prospect for developers eager to make an impact on a language used by hundreds of thousands globally.

However, the demands of this role are high, and it may not suit those who are still building their experience in Kotlin or JVM development. JetBrains offers a unique workplace culture that values innovation and collaboration, desirable employer in the tech space. For more details, candidates can visit the official listing on LinkedIn.