Principal AI Platform Engineer

Principal AI Platform Engineer Overview

In this role, you will be instrumental in developing the foundational platform that supports our AI products tailored for the banking and insurance sectors. You will work within a small, senior team focused on creating software solutions that enhance operations in insurance claims, payment processing, and health management.

Key Responsibilities

• Develop and maintain the foundational platform that supports AI products for banking and insurance sectors.
• Oversee one or more platform components from inception to completion, including model gateways, agent runtime, and evaluation infrastructure.
• Manage the training and adaptation loop, creating pipelines that convert production data into datasets for reinforcement learning and fine-tuning.
• Ensure reliability, latency, and cost-effectiveness of the platform services you build.
• Create self-service interfaces for product engineers, ensuring comprehensive documentation and user-friendly defaults.
• Collaborate with product teams to develop new shared services, transitioning them to platform services once proven effective.

Required Qualifications

• Proven experience in production engineering, specifically with Python and at least one systems programming language such as Go or Rust.
• Hands-on familiarity with large language model (LLM) infrastructure, including model serving and vector systems.
• Experience with agent orchestration frameworks and understanding of tool calling and the Model Context Protocol (MCP).
• Background in evaluation engineering, having built or operated evaluation harnesses and regression gates.
• Demonstrated ability in post-training processes, including fine-tuning models and developing associated data pipelines.
• Daily engagement with AI coding assistants as part of your development workflow.

Benefits

• Flexible working arrangements, including a hybrid model that combines office, client site, and home working.
• Access to a wide range of training and development opportunities, including over 250,000 courses and certifications.
• Wellbeing initiatives, including trained Mental Health Champions and access to wellbeing apps.
• A Peer Recognition Portal to acknowledge and reward employee contributions.
• A commitment to inclusive recruitment practices, particularly for candidates with disabilities.

Degree Requirement: Bachelor’s

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