Senior AI Architect - Forward-Deployed Agent Systems

Citi; England; Hybrid; GBP 90,000 - 140,000; Full time

Benefits offered by this job

27 days annual leave (plus bank HOL)?

Discretional annual bonus

Private Medical Care & Life Insurance

Employee Assistance Program

Pension Plan

Parental Leave

Special discounts for employees

Job summary

Citi London is seeking a Lead Forward Deployed AI Engineer to provide senior technical leadership, architecting and delivering production‑grade agent systems for banking workflows. You’ll own end‑to‑end design, from agent architecture and orchestration to enterprise integration, security and observability.

This hands‑on leadership role combines mentoring, architecture reviews and cross‑team collaboration to turn successful solutions into reusable enterprise capabilities that scale across Citi.

Qualifications

• Extensive software engineering in backend and distributed systems with production-grade LLM/agentic AI apps.
• Expert-level Python skills including asyncio and complex workflows.
• Strong experience with microservices, containerization and orchestration (Docker/OpenShift).
• Integration of enterprise APIs, relational/NoSQL databases, and Kafka in complex architectures.
• Knowledge of agentic AI architectures, multi-step reasoning, and tool orchestration.

Responsibilities

• Lead technical architecture and hands-on delivery within embedded teams, translating complex business challenges into scalable AI solutions.
• Design, build and deploy end-to-end agentic workflows using Python, ADK, LangGraph and Arc platform.
• Engineer integrations between AI agents and core banking systems, APIs, databases and microservices.
• Design secure, resilient agent execution environments with mTLS, OAuth2 and Vault.
• Drive architecture reviews, code security assessments and mentoring of engineers.
• Partner with architects and stakeholders to solve technical challenges and establish patterns.
• Contribute reusable architectures/back to Citi’s AI platform to accelerate adoption.
• Champion responsible AI engineering and governance.

Skills

Backend systems

Distributed systems

Python

Asyncio

LLM deployment

Agentic AI

Docker

OpenShift

Security & zero-trust

Mentoring

Architecture design

Tools

Docker

OpenShift

Kafka

Job description

Citi London is seeking a Lead Forward Deployed AI Engineer to provide senior technical leadership, architecting and delivering production‑grade agent systems for banking workflows. You’ll own end‑to‑end design, from agent architecture and orchestration to enterprise integration, security and observability.

This hands‑on leadership role combines mentoring, architecture reviews and cross‑team collaboration to turn successful solutions into reusable enterprise capabilities that scale across Citi.