Machine Learning Engineer III American Express Global Business Travel (GBT) Location: London, Großbritannien Job Level: Senior Specialist / Project Manager Experteer Overview In this role you will design, build, and optimize intelligent systems that empower business travel experiences at scale. You'll work within the Product AI Engineering team to move models from data to deployed solutions that drive measurable business impact. You will collaborate across disciplines and geographies, tackling real-world problems from ranking to agentic AI and LLM-enabled experiences. This is a hands‑on, end‑to‑end role with a strong focus on delivering practical AI that matters for travelers and partners. Pay / Benefits

Flexible benefits tailored to country Travel perks with major providers Access to 20,000+ courses on learning platform Inclusion Groups and inclusive culture Parental leave and adoption assistance Wellbeing resources for families

Responsibilites

Develop and implement AI/ML solutions for real‑world problems (ranking, chatbots, intent recognition, recommender systems, computer vision, NLQ) Write clean, scalable code and rapidly translate ideas into functional solutions Apply statistical and data science methods to enable data‑driven decisions

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