Senior AI Engineer: Production-Ready LLM Agents

Fusion5

Sydney

On-site

AUD 150,000 - 210,000

Full time

28 hours ago

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Job summary

Fusion5 is seeking an experienced Senior AI Engineer to join our Applied Intelligence team. This hands-on role focuses on solving complex problems, writing production-quality code and taking enterprise AI solutions from discovery to deployment and handover.

You will build AI solutions across diverse customer challenges, connect AI with enterprise data and tools, and lead technical delivery while shaping reusable AI engineering patterns and standards at Fusion5.

Qualifications

Proven experience delivering production software or AI solutions for clients.
Hands-on design, coding and operation of an LLM-based agent in production.
Experience with tool integration, retrieval or orchestration.
Strong coding skills in Python, TypeScript, C# or Java.
Experience leading technical delivery and mentoring engineers.
Familiarity with Model Context Protocol (MCP) and agent interoperability (A2A).

Responsibilities

Validate real business use cases and lead technical discovery for enterprise AI solutions.
Select platforms, models and frameworks; integrate agents with enterprise systems and data; write and review production code.
Work across the full delivery lifecycle from discovery through to production deployment and handover.
Review solution designs and code; mentor engineers; contribute reusable patterns and accelerators to Fusion5's Agent Factory.