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From the employer's careers site First seen 5 Nov 2026

Principal Java Engineer - Distributed Systems, Serverless - Elasticsearch

Elastic United Kingdom senior full-time

The employer hasn't listed a salary.

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Description

Elastic, the Search AI Company, enables everyone to find the answers they need in real time, using all their data, at scale , unleashing the potential of businesses and people.

We are on the lookout for a Principal Software Engineer to join our Elasticsearch - Distributed Systems team and focus on how Elasticsearch provides scale, performance, and resilience, especially in the context of our Serverless offering.

Responsibilities

  • Design, build, and operate core pieces of our next-generation Serverless Elasticsearch offering, directly impacting the experience of customers worldwide.
  • Improve Elasticsearch’s components that support concurrent and consistent indexing across multiple machines.
  • Maintain our cluster coordination system to keep performance high even though nodes come and go from the cluster and data moves around.
  • Push the limits on the number of shards, nodes, and petabytes that Elasticsearch can handle today.
  • Investigate and propose solutions for various issues, including performance or concurrency issues.
  • Support our support engineers with complex problems.
  • Own operational investigations end-to-end until performance or stability issues are successfully resolved.

Requirements

  • Deep background in distributed systems and consensus algorithms.
  • Strong skills in core Java and familiarity with the standard library of data structures and concurrency constructs.
  • Deep technical proficiency in algorithms.
  • Experience building large-scale distributed systems.
  • Experience building and debugging complex features with a broad impact.
  • Ability to own projects from beginning to end.
  • Experience managing projects involving multiple engineers.
  • Proven track record of using AI to accelerate development and optimize code.
  • Ability to collaborate across functions and teams.
  • Ability to work autonomously and drive decisions and results in a distributed team.

Nice to Have

  • Knowledge of data stores.
  • Familiarity with search, analytics, and Lucene.
  • Strong knowledge of the JDK.
  • Experience with asynchronous event-driven network frameworks such as Netty.

Benefits

  • Competitive pay.
  • Health coverage for you and your family.
  • Flexible locations and schedules.
  • Generous number of vacation days.
  • Matching up to $2000 for financial donations and service.
  • Up to 40 hours each year for volunteer projects.
  • Minimum of 16 weeks of parental leave.

Skills

Required

Nice to have

  • data stores
  • search
  • analytics
  • Lucene
  • JDK
  • Netty

Ready to apply?

You apply with the employer directly. Their original posting is here: https://job-boards.greenhouse.io/elastic/jobs/8352581

Apply on Elastic