Principal Full Stack Engineer – Azure AI Search & Elasticsearch
Location: London, UK (Hybrid)
Experience: 10+ years
Key Responsibilities & Skills:
Deep hands-on experience with Elasticsearch, including cluster architecture, index mapping, aggregations, Lucene, performance tuning and snapshot/restore.
Strong production experience with Azure AI Search / Azure Cognitive Search, including indexers, custom skillsets, vector search and semantic ranking.
Good knowledge of the Azure ecosystem, including Azure Web Apps, Functions, Event Grid, Key Vault, API Management and Private Endpoints.
Experience with Azure DevOps/GitHub Actions, Docker, Kubernetes/AKS and Terraform/Bicep.
Experience building GenAI/RAG solutions, with technologies such as LangChain or LlamaIndex.
Relevant Azure or Elastic certifications would be advantageous.
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