AI Agent Architect for FinTech Solutions

twentyAI; Greater London; On-site; GBP 70,000 - 110,000; Full time

Job summary

twentyAI, an established financial markets technology company, is seeking a technically strong, hands-on professional to join its Product and Engineering team, focusing on AI, automation and agentic solutions.

You will identify opportunities to deploy AI agents, design and deploy solutions using LLMs and APIs, and work closely with engineers to translate complex business problems into practical software.

Qualifications

• 3–7 years in technology consulting or software delivery.
• Hands-on experience building AI agents and automations.
• Knowledge of LLMs, RAG, agentic AI, APIs, and automation.
• Strong development background with Python and SQL; systems integration.

Responsibilities

• Identify opportunities to apply AI agents and automation to improve processes.
• Design, build and deploy AI solutions using LLMs, RAG, LangGraph/LangChain and APIs.
• Analyze complex workflows and translate problems into technical solutions.
• Collaborate with Product and Engineering teams across design, development, testing and deployment.
• Help establish an AI agent capability from concept to production.

Skills

AI agents

GenAI

LangChain

LangGraph

APIs

Automation

Python

SQL

Systems integration

Analytical thinking

Job description

twentyAI, an established financial markets technology company, is seeking a technically strong, hands-on professional to join its Product and Engineering team, focusing on AI, automation and agentic solutions.

You will identify opportunities to deploy AI agents, design and deploy solutions using LLMs and APIs, and work closely with engineers to translate complex business problems into practical software.