About this role
Updated SSE 17/06/2026 at 9fin. Location: London, England, United Kingdom. Role: designing platform, building APIs, mentoring engineers Requirements: Production ownership of Elasticsearch/OpenSearch or similar, designing and operating search infrastructure, building APIs and tooling, strong cross-team collaboration and mentorship. Category: Engineering Seniority: Senior Level Tools: Elasticsearch, OpenSearch, Solr, Vespa, Lucene, Python, Flask, FastAPI, Pydantic, PostgreSQL, AWS Lambda, AWS ECS, Docker, Elastic Cloud Commitment: Full Time Workplace: Hybrid Languages: English