Agentic AI - Senior Software Engineer

Mastercard Foundry R&D seeks a Senior Software Engineer for the Agentic AI Engineering team. This is a hands-on position applying Generative and Agentic AI to products and developer workflows.

Responsibilities:

• Build software and tooling supporting Mastercard's AI strategy
• Design AI-enabled applications
• Develop reusable services and patterns that enable teams across Mastercard to experiment, validate, and scale AI-enabled solutions
• Evaluate models and frameworks across quality, cost, and latency metrics
• Contribute to product development
• Improve developer experience through AI-assisted workflows
• Partner across teams and advocate best practices organization-wide

Requirements:

• Hands-on experience building applications or systems using Generative AI and LLMs
• Understanding of agentic patterns, orchestration, tool-calling, context management, and AI system design trade-offs
• Modern AI frameworks: LangGraph, OpenAI Agents SDK, Vercel AI SDK, Codex SDK
• Strong software engineering
• React and/or Next.js
• Java and/or Python
• Developer tooling experience
• Containers and cloud-native development
• CI/CD practices

Location: Dublin 18, Ireland (hybrid)

Employment: Full-time