Senior AI Engineer: Build Scalable LLM Solutions

Company: Addition
Apply for the Senior AI Engineer: Build Scalable LLM Solutions
Location: London
Job Description:

Addition is seeking a Senior AI Engineer to design, develop and operate large language model solutions in production. You will build platforms, pipelines and backend capabilities to deploy AI reliably at scale, blending machine intelligence with human judgement.

You’ll work hands-on with Python, CI/CD (GitHub Actions), and AI observability tools, contribute to data platforms, integrate models in live environments, and collaborate across engineering, data and product teams.

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Posted: September 22nd, 2026