Campus – Full Time – AI Engineer – 2027 (UK – Burgess Hill)

Company: American Express
Apply for the Campus – Full Time – AI Engineer – 2027 (UK – Burgess Hill)
Location: Burgess Hill
Job Description:

Overview

As an AI Engineer I in Enterprise Technology Services, you join a graduate program to help design, test, and scale AI-enabled solutions. You will work across ML, LLM integrations, data pipelines, and intelligent services, collaborating with cross-functional partners to deliver responsible, reliable AI capabilities. You’ll gain hands-on experience while contributing to governance, security, and quality of AI initiatives. This role offers exposure to enterprise-scale AI and a path to impact across teams and products.

Responsibilities

  • Support development, testing, and integration of AI/ML models, LLM integrations, and data pipelines under guidance
  • Assist data collection, preprocessing, transformation, and validation for model training and evaluation
  • Contribute to debugging and improving AI-enabled solutions for performance, reliability, explainability, and maintainability
  • Support AI workflows including model training, inference endpoints, and prompt-based interactions
  • Collaborate with engineering, product, data, risk, security, and business partners to implement AI-driven solutions
  • Document model parameters, prompts, data pipelines, integrations, and technical decisions for reproducibility
  • Participate in Agile practices and team ceremonies
  • Assist in ensuring AI systems align with reliability, safety, governance, security, and compliance

Key requirements

  • Bachelor’s or Master’s degree in a technical field completed before full-time start date
  • Knowledge of Python and foundational data processing technologies
  • Foundational CS concepts (data structures, algorithms, OOP, debugging, testing)
  • Foundational ML concepts (supervised/unsupervised learning, feature engineering, experimentation)
  • Introductory understanding of modern AI systems and LLM APIs
  • Ability to support AI/ML development, testing, documentation, and data pipelines under guidance
  • Awareness of responsible AI (reliability, safety, governance, security, privacy, escalation)
  • Strong communication, collaboration, documentation, and learning agility
  • communication
  • collaboration
  • learning agility
  • Python
  • data processing
  • machine learning concepts

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Posted: October 1st, 2026