Build AI-powered backend capabilities with Java, Spring Boot, and LLM orchestration for scalable, resilient banking application ecosystems.
This Senior Java Developer role connects high-scale microservices architecture with GenAI for a major financial services client. You will build intelligent automation, Retrieval-Augmented Generation, vector database integrations, and agentic workflows. The hybrid schedule requires two days each week in a downtown Toronto office.
Key Responsibilities
Prototype AI automation and architect LLM-enabled backend systems
Design, test, and refine prompts for intelligent features
Build agentic workflows supporting business processes
Establish API-first service communication and integration patterns
Define caching, observability, and technology selection strategies
Requirements
Seven or more years delivering large-scale enterprise applications
Robust Java, Spring Boot, RESTful API, and gRPC skills
Python and LangChain or LlamaIndex experience
Working knowledge of vector databases and LLM orchestration
Bachelor’s degree or equivalent practical experience
Use Java backend engineering and GenAI expertise to develop agentic, API-driven systems supporting core banking applications.