Remote (Spain) Senior Software Engineer role on the Add-ons team to deliver features and architectural improvements across AMO (DevHub, Reviewer tools, moderation pipelines). Work includes backend and frontend development (Python/Django, React/TypeScript), improving CI/CD and infrastructure-as-code, building observability and reliability practices, and contributing in the open. Salary range listed: €58,000–€77,000 EUR (annual).

Fully-remote (UTC-3 to UTC+3) Senior Product Engineer role building reliability features for AI-native software and DevTools. Responsibilities include full-stack development with AI agents, customer-facing support/on-call rotation, and shipping production-grade observability and synthetic testing solutions using technologies like Vue.js, TypeScript, Node.js, Go, Postgres, ClickHouse and AWS.

Join the Security EDR Workflows team to develop Elastic Defend policy, management and response-action features, collaborate with security engineering, product and design, and deliver scalable, high-performance systems using TypeScript/Node.js (and potentially other languages). Role involves OSquery forensics, Kibana integration, use of AI in development, and working with a globally distributed team. Location: Spain. Typical starting salary range: €55,800–€88,300 per year.

Join the globally distributed Elasticsearch Search team as a Principal Software Engineer to design and implement vector search features, improve vector similarity functionality (HNSW, IVF, etc.), and contribute to Lucene and Elasticsearch codebases. The role emphasizes modern Java development, algorithm and data structure design, performance optimization, and collaboration with the open-source community.

Join Elastic Security Endpoint Protections to research emerging attacker techniques and convert them into shipped protections. Responsibilities include instrumentation of endpoint telemetry, developing performant C/C++ production code for millions of endpoints, reverse engineering malware, owning efficacy end-to-end, extending protections across platforms, collaborating across distributed teams, mentoring, and publishing research. Requires 6+ years analyzing TTPs and building detections, 6+ years development in C/C++/Python, deep OS internals knowledge (Windows prioritized), and malware analysis experience.

Senior Software Engineer role on the globally distributed Elasticsearch Search Relevance team. Responsibilities include designing and implementing search and vector-search features, improving search relevance (including work with Lucene), working with vector similarity algorithms (HNSW, IVF), contributing to open source, and collaborating asynchronously across a distributed team. Compensation range listed: €67,000–€106,000 EUR per year.

Elastic is hiring a Senior Software Engineer for the Elasticsearch - Search Relevance team to lead initiatives that improve search speed and relevance, contribute new search features and fixes (including work touching Lucene), and collaborate with a globally distributed engineering team. The role emphasizes expertise in search/vector databases and algorithms (e.g., HNSW, IVF), strong core Java skills, open-source collaboration, and autonomous, asynchronous distributed-team working.

Lead performance engineering initiatives for Elasticsearch, owning technical design and execution of optimizations, building performance models and benchmarks (stateful and serverless), profiling and identifying bottlenecks across logging, metrics, vector search and ES|QL, and driving automation including AI-assisted optimization harnesses. Requires deep Java/JVM knowledge, experience profiling and benchmarking distributed systems, and familiarity integrating native libraries and storage/index performance.

Elastic is hiring a Senior Software Engineer for the Integrations team to develop the MCP server, platform for portable agent skills, third-party AI ecosystem integrations, and developer-facing tools (language clients, CLI). Role emphasizes Go (with Rust and other languages), backend systems, AI/LLM/agent knowledge, developer experience, and collaboration with product teams and external partners. Requires 8+ years of software engineering experience.

Join Platform Infrastructure — Application Networking to set the technical direction and architecture for Ingress, private connectivity, DNS, and security controls used by Elastic Cloud. The role involves owning designs from proposal to GA, leading cross-organizational projects, improving reliability and operability, participating in on-call and incident investigations, mentoring engineers, and partnering with product and senior engineering stakeholders.

Work on Falco, OSS Sysdig, their libraries and open source projects: contribute/maintain code, fix bugs, perform releases and automation, and engage with the community (Slack, GitHub, conferences, blogs). Role expects ~5 years' software engineering experience in cloud-native or security domains and demonstrated open source contributions. Location is flexible with Spain and Serbia explicitly listed.

CloudLinux seeks an experienced researcher/engineer to create a new runtime protection layer for Node.js web apps. The role requires end-to-end ownership (product definition, architecture, implementation, release, and iteration), strong web application security and detection-at-scale experience, and familiarity with Node.js/JavaScript ecosystem and runtime protection concepts.

Join the globally distributed, fully remote Elasticsearch Storage Engine team to lead architectural evolution and performance optimization of core storage and query components for observability workloads (logs & metrics). The role emphasizes Java development, storage/indexing/query performance, distributed systems, and collaboration across teams and the open-source community. Typical starting salary range: €67,000–€106,000 EUR (base).

Join the Grafana Alerting squad to design, build, operate, and scale backend systems for alert ingestion, evaluation, and delivery. The role emphasizes distributed systems, cloud software, observability, and close collaboration in a remote-first environment; compensation range for Spain is EUR 94,025–112,830 per year.

Grafana Labs seeks a Staff Software Engineer (Databases SRE) to build and operate multi-tenant observability databases across AWS, GCP and Azure. Responsibilities include writing production code and automation, defining and evolving SLOs, running on-call for high-SLA customers, leading incident response and mentoring engineers. The role requires 8+ years of software engineering experience with distributed systems, Kubernetes, infrastructure-as-code tools, SLO experience and production on-call experience.

Grafana Labs seeks a Staff Software Engineer focused on Databases SRE to build and operate multi-tenant observability databases (Mimir, Loki, Tempo, Pyroscope) across AWS, GCP and Azure. The role combines writing production code, automation and platform tooling, defining and owning SLOs, on-call support for high-SLA customers, incident leadership and cross-team technical direction. Candidates should have 8+ years of software engineering experience, strong distributed systems knowledge, Kubernetes and cloud experience, infra-as-code (Terraform/Helm/Jsonnet) familiarity, and experience with SLOs and blameless incident processes.

Role combines building and operating multi-tenant observability databases running on AWS/GCP/Azure. Responsibilities include writing production code and automation, owning SLOs, being on-call for high-SLA customers, leading incident response and reliability engineering, and mentoring engineers. Requires 8+ years experience with distributed systems, Kubernetes, infrastructure-as-code (Terraform/Helm/Jsonnet), SLO design, and production on-call experience.

Grafana Labs seeks a Staff Software Engineer to build and operate reliable, scalable multi-tenant databases (Mimir, Loki, Tempo, Pyroscope) across AWS, GCP and Azure. Responsibilities include writing production code and automation, defining SLOs, leading incident response and on-call for high-SLA customers, and providing technical leadership and mentorship. The role requires 8+ years of software engineering experience with deep distributed-systems knowledge and experience running systems on Kubernetes.

Remote Staff Software Engineer (Databases SRE) responsible for building and operating multi-tenant observability databases (Mimir, Loki, Tempo, Pyroscope) across AWS, GCP and Azure. Duties include writing production code and automation, defining and evolving per-tenant SLOs, improving observability/alerting, on-call for high-SLA customers, leading incident response and post-incident reviews, and mentoring engineers. Requires 8+ years of software engineering experience, deep distributed-systems knowledge, hands-on Kubernetes and infra-as-code experience (Terraform/Helm/Jsonnet), and production on-call experience.

Lead and implement vector search features and enhancements in Elasticsearch (including work related to Lucene and vector similarity algorithms such as HNSW and IVF). Contribute code, fix bugs, design algorithms and data structures, collaborate with a globally distributed engineering team and the open-source community. Role is Java-heavy and focused on search relevance and performance. Reported typical starting salary range: €80,400–€127,200 EUR per year.