> Markdown version of [/jobs/ext/3105514-senior-software-engineer-storage-engine-elasticsearch](https://www.wearedevelopers.com/jobs/ext/3105514-senior-software-engineer-storage-engine-elasticsearch). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Software Engineer - Storage Engine - Elasticsearch - **Company:** Elastic - **Location:** Toledo, Spain - **Contract:** Permanent contract - **Skills:** Java (Programming Language), Artificial Intelligence, Databases, Serialization, Data Structures, Software Debugging, Distributed Systems, Elasticsearch, PostgreSQL, MongoDB, Prometheus, Software Engineering, Apache Solr, Database Engines, Data Storage Technologies, Concurrency, Prompt Engineering, Indexer - **Published:** September 27, 2026 - **Apply:** https://www.buscojobs.com.es/senior-software-engineer-storage-engine-elasticsearch-en-toledo-ID-372568572 ## About the Role Requisitos principales Proven track record building high-performance, scalable database, search, or distributed systems Strong core Java skills with deep understanding of concurrency and data structures Experience with data storage technologies (e.g., Elasticsearch, Solr, PostgreSQL, MongoDB, Prometheus) and how they work Ability to operate autonomously in a distributed team and drive decisions Experience using AI to accelerate development and debugging, with a prudent engineering approach Familiarity with prompt-engineering and evaluating AI outputs in software engineering Experience indexing, storing, and querying time-series or logs data Excellent communication and collaboration across distributed teams collaboration across functions and teams autonomous decision-making in distributed teams clear and respectful communication Java (advanced), concurrency primitives storage engine design and optimization time-series/log indexing and querying ## Description OverviewAs a Senior Software Engineer in the Elasticsearch storage team, you architect and optimize the core storage and query engine to boost performance at scale. You collaborate across a distributed, globally distributed team to advance observability workloads and data layouts for object storage. You mentor peers, drive architectural clarity, and apply best practices to deliver high-quality, scalable software. This role combines deep systems work with strategic initiatives to elevate Elasticsearch capabilities.Compensaciones / Beneficios competitive payhealth coverage for you and familyflexible locations and schedulesgenerous vacation daysdonation matching up to ****volunteer hours (up to 40 per year)Responsabilidades Lead architectural evolution of core storage engine components, addressing indexing layouts, serialization formats, and resource use for performanceDrive cross-organizational initiatives to build industry-leading observability solutionsContribute to logs and metrics capabilities within a globally distributed teamImprove operational practices and clean-code standards to simplify complex system behaviorServe as a subject matter expert (SME) and mentor the wider engineering organizationCollaborate across teams to triage, review issues and pull requests with domain expertsRequisitos principales Proven track record building high-performance, scalable database, search, or distributed systemsStrong core Java skills with deep understanding of concurrency and data structuresExperience with data storage technologies (e.g., Elasticsearch, Solr, PostgreSQL, MongoDB, Prometheus) and how they workAbility to operate autonomously in a distributed team and drive decisionsExperience using AI to accelerate development and debugging, with a prudent engineering approachFamiliarity with prompt-engineering and evaluating AI outputs in software engineeringExperience indexing, storing, and querying time-series or logs dataExcellent communication and collaboration across distributed teamscollaboration across functions and teamsautonomous decision-making in distributed teamsclear and respectful communicationJava (advanced), concurrency primitivesstorage engine design and optimizationtime-series/log indexing and querying ## Related Videos - [Optimizing Discovery: PostgreSQL's Role in Transforming GetYourGuide's Search](https://www.wearedevelopers.com/videos/1647-optimizing-discovery-postgresql-s-role-in-transforming-getyourguide-s-search) - [40 Minutes to Build a Serverless COVID-19 REST and GraphQL APIs](https://www.wearedevelopers.com/videos/208-40-minutes-to-build-a-serverless-covid-19-rest-and-graphql-apis) - [Kubernetes and Microservices with Multi-Model Databases](https://www.wearedevelopers.com/videos/382-kubernetes-and-microservices-with-multi-model-databases) - [Add Location-based Searching to Site with ElasticSearch](https://www.wearedevelopers.com/videos/77-add-location-based-searching-to-site-with-elasticsearch) - [Writing a full-text search engine in TypeScript](https://www.wearedevelopers.com/videos/504-writing-a-full-text-search-engine-in-typescript) - [Dynamic Entities in .NET: Building Low-Code Systems on Top of Entity Framework Core](https://www.wearedevelopers.com/videos/100218-dynamic-entities-in-net-building-low-code-systems-on-top-of-entity-framework-core) ## Related Articles - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [Where To Find Software Engineering Jobs](https://www.wearedevelopers.com/magazine/396-where-to-find-software-engineering-jobs) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [Software Engineer Salary London](https://www.wearedevelopers.com/magazine/252-software-engineer-salary-london) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Data Engineer Salary UK](https://www.wearedevelopers.com/magazine/253-data-engineer-salary-uk)