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Senior Java Software Engineer - Search Inference - Platform

Elastic· Enterprise Search - Engineering
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Hybrid (United Kingdom)full-timePosted 2w ago

About the role

Senior Java software engineer role focused on the Elasticsearch Inference API, integrating Elasticsearch with internal and external ML inference providers, developing the plugin framework and REST API, and collaborating with the Kibana and inference teams.

Responsibilities

  • Build and maintain integrations with internal systems and external inference providers, including schema negotiation, streaming (SSE), and error normalisation
  • Contribute to the inference plugin's internal architecture: task settings, chunking strategies, rate limiting, and provider-level configuration
  • Review open source contributions to the codebase and collaborate with third party engineers to ensure standards
  • Participate in on-call rotation for inference-related incidents
  • Write thorough tests: unit tests using ESTestCase, YAML-based REST integration tests, and rolling-upgrade tests

Qualifications

  • 5+ years of production Java experience, with experience contributing to a large, established Java codebase
  • Proficiency in core Java, data structures, concurrency constructs, and newer language features
  • Experience crafting ergonomic APIs and reasoning through tradeoffs
  • Experience with low-level Java such as concurrency, parallelism, classloaders
  • Proven track record of using AI to accelerate development, debug complex systems, and optimize code
  • Ability to collaborate across functions and teams and transition between projects/teams based on priorities
  • Ability to work autonomously, drive decisions and results in a distributed team using asynchronous, direct, and transparent communication

Skills

Required:JavaAPI designConcurrencyStreaming

Benefits

  • Competitive pay based on the work you do here and not your previous salary
  • Health coverage for you and your family in many locations
  • Flexible locations and schedules for many roles
  • Generous number of vacation days each year
  • Employer match up to $2000 (or local currency equivalent) for financial donations and service
  • Up to 40 hours per year for volunteer projects
  • Minimum of 16 weeks of parental leave
Last updated Oct 8, 2026. Interested? Apply on the company site.
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