Senior AI Agents Engineer

Title: Senior AI Agents Engineer Company: IT Labs Location: Zagreb / Rome / Sofia / Prague / Madrid / Utrecht / Warsaw / Lisbon / Cluj-Napoca / Bucharest / Barcelona / Milan / Athens / Krakow

AIT Labs is seeking a Senior Agent Engineer to join a high-impact initiative delivering advanced AI agent and orchestration frameworks for one of the world’s leading consulting organizations, supporting a major transformation project for a prominent Dutch insurance company.

This role is hands-on, highly collaborative, and spans four parallel squads working at the forefront of autonomous agent design, LLM integration, and multi-agent system orchestration at enterprise scale.

WHAT YOU’LL DO

• Architect and develop production-grade autonomous agents and multi-agent orchestration frameworks (e.g., LangChain, AutoGen, CrewAI)
• Guide technical implementations of AI agents across four parallel squads to maintain standard, reusable architectural patterns
• Integrate Large Language Models (LLMs) with external APIs, proprietary toolkits, and databases to enable functional tool-calling
• Optimize prompt engineering strategies, context window usage, and state management for stable, long-running agent workflows
• Implement monitoring, logging, and evaluation frameworks to trace agent decision paths and model outputs
• Experience designing and deploying AI solutions on public cloud platforms is required; Azure, AWS

WHAT WE’RE LOOKING FOR

• 5+ years of relevant software engineering or AI/ML experience, with a focus on agentic architectures, LLMs, or comparable distributed systems.
• Demonstrated expertise in designing and deploying AI-powered solutions within production environments, especially at enterprise or consulting scale.
• Hands-on experience with AI agent orchestration frameworks such as LangChain, AutoGen, or CrewAI (or deep expertise with distributed/cloud systems if the above are new).
• Strong skills in integrating LLMs (OpenAI, Anthropic, open-source) with APIs, databases, and functional toolkits.
• Proficiency in prompt engineering, context management, and addressing the unique stability and scaling challenges of large agentic systems.
• Experience deploying solutions on public cloud (AWS experience strongly preferred).
• Strong documentation, evaluation, and monitoring capabilities for AI systems.
• Excellent communication and collaboration skills; ability to lead and mentor multiple squads, ensuring high engineering standards.
• Candidate must be located in an EU member country
• Fluent English required.

WORKING CONDITIONS

• Full-time, 40h/week
• 12-month contractor engagement with the possibility of extension
• Contract or B2B arrangement
• PTO provided
• Remote

Our values

We are a company that seeks the best for both our employees and clients, reaching beyond expectations in turning dreams into reality. Our way of working is rooted in our core values (Integrity, Excellence, Proactivity, Innovation, and People), with an expectation that our future colleagues will make these their second nature in their everyday work and life. We don’t ask for perfection, but we do appreciate people motivated to better themselves in every conceivable aspect.

About IT Labs

Founded in 2005, IT Labs is an international software tech company, specializing in purpose and process-driven teams for high-performance, innovation, transformation, and efficiency. Our HQ is in Palm Beach Gardens, Florida, and we have teams around the world - the UK, the Netherlands, Brazil, Argentina, Serbia, Croatia, BIH, Montenegro, North Macedonia, and the Middle East. We are constantly growing, and we would love for you to become part of our team!