3 of 3 Permanent Search Engineer Jobs in Central London

Search Relevance Engineer - REMOTE UK/US/EU About the role We are looking for an experienced Search Relevance Engineer to help shape and optimise the search experience for millions of users. This role sits at the intersection of engineering and data science, focusing on search relevancy, ranking models, and query understanding. You … will work closely with Product, Engineering, DevOps, and Data teams to design and deliver strategic projects that directly impact customer experience. What you’ll be doing Fine-tuning keyword search (including BM25), query expansion, and retrieval methods (ANN dense retrieval, sparse retrieval, semantic search). Applying techniques such as entity/name density recognition, query understanding, query rescorers … and learning-to-rank models. Experimenting with embeddings and vector search to improve personalisation and semantic relevance. Running offline evaluations to test and validate search performance improvements. Creating APIs to integrate custom ML models for reranking, personalisation, and visual merchandising. Optimising indexes and experimenting with analyzers to improve stability and performance. Collaborating cross-functionally with Product, ML Engineers More ❯

Search Relevance Engineer - REMOTE UK/US/EU About the role We are looking for an experienced Search Relevance Engineer to help shape and optimise the search experience for millions of users. This role sits at the intersection of engineering and data science, focusing on search relevancy, ranking models, and query understanding. You … will work closely with Product, Engineering, DevOps, and Data teams to design and deliver strategic projects that directly impact customer experience. What you’ll be doing Fine-tuning keyword search (including BM25), query expansion, and retrieval methods (ANN dense retrieval, sparse retrieval, semantic search). Applying techniques such as entity/name density recognition, query understanding, query rescorers … and learning-to-rank models. Experimenting with embeddings and vector search to improve personalisation and semantic relevance. Running offline evaluations to test and validate search performance improvements. Creating APIs to integrate custom ML models for reranking, personalisation, and visual merchandising. Optimising indexes and experimenting with analyzers to improve stability and performance. Collaborating cross-functionally with Product, ML Engineers More ❯

Search Relevance Engineer - REMOTE UK/US/EU About the role We are looking for an experienced Search Relevance Engineer to help shape and optimise the search experience for millions of users. This role sits at the intersection of engineering and data science, focusing on search relevancy, ranking models, and query understanding. You … will work closely with Product, Engineering, DevOps, and Data teams to design and deliver strategic projects that directly impact customer experience. What you’ll be doing Fine-tuning keyword search (including BM25), query expansion, and retrieval methods (ANN dense retrieval, sparse retrieval, semantic search). Applying techniques such as entity/name density recognition, query understanding, query rescorers … and learning-to-rank models. Experimenting with embeddings and vector search to improve personalisation and semantic relevance. Running offline evaluations to test and validate search performance improvements. Creating APIs to integrate custom ML models for reranking, personalisation, and visual merchandising. Optimising indexes and experimenting with analyzers to improve stability and performance. Collaborating cross-functionally with Product, ML Engineers More ❯