AI Software Engineer

Who we Are At Grant Thornton Greece, we’re not just part of a global network of 76,000 professionals across 156 countries. We’re independent thinkers who prioritize quality, inclusion, and integrity to create a better, more personal experience for our clients and our team. Our mission? To deliver expertise in a way that goes beyond, Personal, Proactive, and Agile. We don’t predict the future here. We shape it. Milestones WE are Proud of Great Place to Work certified for four years running Best Workplaces Hellas for 2025 & 2026 ‍ Best Workplaces for Women for three consecutive years Best Workplace in Professional Services & Consulting for 2025 & 2026 Proud members of the Diversity Charter Greece and certified with the SHARE Equality Label Flexible way of Working (Hybrid) Coaching & Counseling from Senior Professionals The role in detail We are looking for a Senior AI/ML Engineer to join our *AI Center of Excellence*. You'll design, build, and deploy state-of-the-art Generative and Agentic AI solutions, from LLM-powered applications to autonomous multi-agent systems, primarily on the Microsoft Azure AI stack (Azure AI Foundry). You'll also bring solid ML fundamentals, applying classical techniques such as time-series forecasting and anomaly detection where they're the right tool, and collaborate with cross-functional teams to deliver secure, scalable AI systems built on Responsible AI practices. The

key responsibilities
of this role will include:
- Design, build, and deploy production-grade agentic AI systems, multi-agent workflows, tool-using agents, and orchestration pipelines, using frameworks such as LangGraph, CrewAI, and the Microsoft Agent Framework, primarily on Azure AI Foundry.
- Design robust GenAI architectures: RAG and agentic RAG pipelines, memory management, prompt engineering, and tool integration via the Model Context Protocol (MCP).
- Work with modern foundation models (GPT, Claude, Gemini, Llama, Mistral), including fine-tuning with domain-specific datasets.
- Develop classical ML solutions where appropriate, especially time-series forecasting and anomaly detection, and integrate them into agentic workflows as callable tools.
- Build automated pipelines for agent and model evaluation, observability, guardrails, and Responsible AI compliance.
- Write clean, scalable Python code applying strong OOP principles, and produce clear technical documentation.
- Provide technical leadership, mentor junior engineers, and help shape our AI strategy. To be successful at this role you need the following (hard and soft skills):
- 5+ years of hands-on experience in ML/DL projects, of which 2+ years building and delivering GenAI/LLM applications in production.
- Proven experience designing and deploying agentic AI systems: multi-agent orchestration, tool calling, agent memory and state management, and agent evaluation.
- Hands-on experience with the Azure AI ecosystem, ideally Azure AI Foundry and Azure Machine Learning.
- Expertise in LLM development, prompt engineering, vector-based retrieval, and RAG evaluation.
- Solid grounding in classical ML and deep learning (e.g., scikit-learn, PyTorch); time-series forecasting or anomaly detection experience is a strong plus.
- Strong command of Python with solid OOP principles, and experience with MLOps/LLMOps practices.
- Familiarity with Responsible AI concepts: fairness, transparency, AI governance, and hallucination mitigation.
- Effective communication with technical and non-technical audiences; strong problem-solving skills.
- A collaborative, self-motivated mindset with the ability to drive projects with minimal supervision. Bonus

Qualifications:

- Experience with IBM watsonx (watsonx.ai, watsonx Orchestrate, watsonx.governance) and IBM Granite models.
- Experience with agent interoperability standards (MCP, A2A) in production settings.
- Experience with real-time AI systems or low-latency inference.
- Relevant certifications in Azure AI or machine learning (e.g., AI-102). What’s in it for You? At Grant Thornton Greece, we believe that great work deserves great rewards Here’s what you can look forward to:
- Diverse and inclusive workplace
- ️‍️ Friendly, Dynamic Working environment
- Competitive Salary & Bonus
- Insurance Program for all GT members
- ‍ Fully funded Training & Professional Qualifications
- Extra Days-off: August Freedays, Volunteering Days, Early leave days
- ‍️ Corporate Sports Teams (e.g., Running, Basketball, Volleyball)
- Exclusive Discounts: Special offers and discounts for employees
- Company Car (depending on job level) Ready to Go Beyond? If you're imagining a career that’s anything but ordinary, then Grant Thornton Greece is the place for you We don’t just do business as usual, we go beyond. Ready to take that leap? Simply upload your up-to-date CV, hit "apply", and we’ll handle the rest We are Grant Thornton. We go beyond business as usual, so you can too. #WelcomeToMore #GoBeyondWithUs