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Principal Engineer

London💼 Full-time🗓 2026-06-17 → 2026-09-26

Core

Own cross-cutting technical problems and foundational architectural decisions for a global AI platform processing complex debt capital markets data.

Role type

Principal Engineer (AI/Platform/Data)

Builds

Centralized credit data platform, AI/LLM systems, and scalable data pipelines for global debt markets.

Domain

Financial services / AI / Data Engineering

Deliverable

production ML models | product features | infrastructure

Required skills

Complex data modeling, entity resolution, AI/LLM system design (RAG, structured extraction), distributed systems architecture, Python, cross-team technical leadership

Preferred skills

Financial data domain expertise, building systems from scratch, founding engineer experience

Technologies

Python, RAG, distributed systems, APIs

Responsibilities

Own core data model and entity resolution decisions, make foundational architectural decisions affecting multiple teams, set engineering quality standards, mentor senior engineers, identify technical risks before incidents

Seniority

Principal, hands-on IC with cross-org influence

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