6 of 6 Permanent Amazon OpenSearch Jobs in Central London

Backend Software Engineer (Python)

Hiring Organisation
SR2 | Socially Responsible Recruitment | Certified B Corporation™
Location
City of London, London, United Kingdom
search systems (e.g. semantic search) Experience working with LLMs or generative AI Frontend experience (e.g. React ) Experience with Elasticsearch or OpenSearch Experience with AWS or similar cloud platforms Benefits Flexible working Pension contributions Training & development Stock option plan Work from home budget ...

Applied Scientist

Hiring Organisation
SR2 | Socially Responsible Recruitment | Certified B Corporation™
Location
City of London, London, United Kingdom
Experience working in Natural Language Processing (NLP) • Experience training ML models using TensorFlow and/or PyTorch • Experience with search databases (e.g. Elasticsearch, OpenSearch) • Experience with cloud platforms (e.g. AWS) • Willingness to work 3 days per week onsite in London Benefits • Stock option plan • 25 days annual leave ...

Back End Engineer (Java)

Hiring Organisation
Neulinx
Location
City of London, London, United Kingdom
hands-on backend role in a collaborative, product-led environment. Key skills Java Kotlin Spring Boot Additional desirable experience AWS MySQL OpenSearch Ruby on Rails Salary & Benefits • Up to £75k depending on experience • Share options from day one • 25 days holiday plus public holidays • Annual personal ...

Staff NLP Engineer

Hiring Organisation
SR2 | Socially Responsible Recruitment | Certified B Corporation™
Location
City of London, London, United Kingdom
Commercial Natural Language Processing (NLP) experience • Experience building production ML/NLP systems • Experience with TensorFlow or PyTorch • Experience with search technologies (Elasticsearch, OpenSearch etc.) • Experience working with large datasets or language systems Experience with LLMs or information retrieval systems would be beneficial. Package ...

Senior AI Engineer

Hiring Organisation
HCLTech
Location
City of London, London, United Kingdom
custom model fine-tuning. Working closely with architects and data teams, you will turn conceptual designs into robust, production-grade software using Amazon Bedrock and modern Python frameworks. Key Responsibilities · Agent Development: Build and deploy sophisticated AI agents using Python, LangChain, and LangGraph. Implement tool calling (function calling … memory persistence, and error-handling logic for robust autonomous execution. · RAG Implementation: Develop high-performance retrieval pipelines. Optimise chunking strategies, embedding generation (using Amazon Titan or similar), and vector search retrieval in Amazon OpenSearch. · Model Fine-Tuning: Execute fine-tuning jobs on Amazon SageMaker ...

Javascript Developer

Hiring Organisation
Immersum
Location
City of London, London, United Kingdom
Solid understanding of data storage (MySQL, document stores, blob storage) Hands-on experience with AI/LLM integrations Exposure to tools such as: Amazon Bedrock (or equivalent) Vector/semantic search (e.g. OpenSearch) Experience building AI-driven workflows and pipelines Why This Role? Opportunity to contribute ...