Head of Engineering
Head of Engineering - AI Platform, Financial Services | Central London | 100,000-140,000A growing technology business serving financial services firms is building a platform that helps investment professionals use AI reliably in their day-to-day work. The company has strong backing and an established client base across the sector. They're hiring a Head of Engineering to take ownership of the platform's architecture and build out a UK engineering function.
The role:
A senior, first-of-its-kind engineering hire in the UK, working alongside an existing engineering team based overseas and building out a UK team across ML, front/back end, cloud and security. Full ownership of architecture, engineering standards, and security posture.
Tech required: Core stack: JVM and Python - comfortable across both, not screened on a specific frameworkArchitecture: service boundary design based on data ownership; separation between core transactional systems and AI/ML components; multi-tenant design for a platform holding sensitive financial dataAI/ML engineering: agentic workflows, retrieval quality (RAG and graph-backed retrieval), structured evaluation of AI outputs before releaseAI tooling (good to have): LangGraph, MCP, schema-first contract governanceInfrastructure: AWS at scale, Kubernetes, infrastructure as codeEngineering discipline: CI/CD, automated testing, static analysis, code review, release disciplineSecurity: platform security architecture, compliance readiness for industry-standard certifications, enterprise client security reviews, experience with regulated-buyer diligenceCandidate profile: Has owned architecture for a multi-tenant enterprise platform5+ years leading engineering teams, including across multiple locationsExperience building production LLM or agentic AI systemsTrack record of raising engineering standards and driving adoptionBackground in financial services or another regulated industry a plus.
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