Experienced AI Engineer

Experienced AI Engineer

What Impact will you make?

#YourOpportunity

Deloitte is proud to be named the
no. 1 consulting service provider in the world
by Gartner and the
most valuable and strongest commercial services brand in the world
by Brand Finance.

We are delivering business advisory and technology-enabled business transformations across the globe, always with a focus to our vision:
to make an impact that matters
. Within Deloitte, the Core Business Operations team focuses on delivering trusted high-end technology advisory services.

Under this framework, we are currently looking for an enthusiastic and experienced
AI Engineer
to become part of our dynamic Technology & Transformation team in our offices in
Athens
. In this role, you'll work with best practices and cutting-edge technologies to help clients transform their technology platforms and business operations. Partnering with some of the world's largest organizations, you'll help COOs, CFOs, CIOs and their teams realize their ambitions – from improving financial performance, to accelerating speed to market and delivering continuous innovation.

#YourRole

As an
Experienced AI Engineer
, you will play a key role in designing, building, and delivering advanced AI and Generative AI (GenAI) solutions across industries. You will:

• Lead the architecture, development, and deployment of end-to-end AI systems — from data ingestion and model training to productionization and monitoring.
• Evaluate, fine-tune, and optimize Machine Learning and Large Language Models (LLMs) for domain- and client-specific applications.
• Design and implement Retrieval-Augmented Generation (RAG), agentic, and multi-agent AI workflows that enhance contextual understanding, reasoning, and automation.
• Build and orchestrate autonomous AI agents using frameworks such as LangGraph, CrewAI, or AutoGen, integrating them into scalable enterprise ecosystems.
• Integrate AI models into enterprise systems, ensuring scalability, performance, and security across cloud and on-prem environments.
• Collaborate cross-functionally with business, data, and technology teams to translate business needs into robust technical solutions.
• Contribute to AI governance and Responsible AI practices, ensuring ethical, explainable, and compliant model deployments.
• Guide and mentor junior engineers, fostering innovation, technical excellence, and continuous learning.
• Engage with client leadership to identify AI opportunities, define strategic roadmaps, and drive transformation initiatives.
• Develop AI accelerators, reusable assets, and best practices within Deloitte's community.

#WinningRequirements

To qualify for the role you should have:

• Bachelor's and/or Master's degree in Computer Science, Engineering, or a related STEM field;
• 5+ years of experience in designing, building, and deploying AI/ML solutions, ideally within a consulting or large-scale enterprise environments;
• Proficiency in Python and experience with leading frameworks such as PyTorch, TensorFlow, Hugging Face, and scikit - learn;
• Proven expertise in Natural Language Processing (NLP), Large Language Models (LLMs), and Generative AI applications;
• Hands - on experience with vector databases (e.g., FAISS, Pinecone, Azure AI Search) and retrieval architectures (RAG, hybrid search);
• Familiarity with LangChain,LlamaIndex, and LangGraph for building agentic AI pipelines and orchestrating autonomous agents;
• Strong experience with cloud platforms (Azure, AWS, or GCP) and MLOps practices (CI/CD, model monitoring, and versioning);
• Solid understanding of data pipelines, API development, and scalable architectures using Docker and Kubernetes;
• Exposure to responsible AI principles, model interpretability, bias mitigation, and governance frameworks;
• Experience leading technical teams, ensuring quality delivery and effective project execution;
• Ability to translate business objectives into technical strategies and communicate effectively with both technical and non - technical stakeholders;
• Strong client engagement, presentation, and stakeholder management skills.

#AboutTechnology & Transformation

Five core competency areas make up our Technology & Transformation service line:

• Cyber;
• Engineering, AI & Data;
• Enterprise Technology & Performance;
• Customer;
• Human Capital.

We exist to solve complex problems

Our consultants are renowned for their straightforward approach to solving some of the world's largest and most complex business challenges. Each member of our Technology & Transformation team is energized by the challenge a seemingly inscrutable problem presents. Our distinctiveness lies in our refusal to accept a problem at face value - we draw on the depth of our shared insight to ask the right questions, and it's these questions that uncover answers - answers with impact.

We are committed to collaboration

Our role is to unlock potential for growth and innovation. We believe this requires real collaboration – with our own networks and with our clients. It's why we commit to truly getting under the skin of our client's needs, developing a full appreciation for their environment, goals and ambitions. We're also unafraid to challenge. In so doing, we build long-term and trusted affinities.

We create long-term, sustainable impact

We often work hand-in-hand with our clients to help find the right solution and to help apply that solution. Our aim is to leave behind ambassadors who are equipped to continue the transformation we began. For us, it's about embedding sustainable change, allowing the impact of our insight to be felt for a long time to come.

WHY DELOITTE

At Deloitte, we create positively differentiated work experiences that enable our people to feel valued and achieve their full potential. We value difference, and embrace people with diverse backgrounds and thinking styles. Knowing that people work best in different ways, we are happy to discuss alternative arrangements if the working pattern you are looking for is not specifically indicated.

ABOUT DELOITTE

Our services

Deloitte operates in Greece since 1975, as a member of one of the world's largest professional services networks, Deloitte Touche Tohmatsu. With offices in Athens, Thessaloniki, Heraklion, Patras and Ioannina, Deloitte Greece employs more than 2,900 professionals.

After 50 years of successful and dynamic presence in the Greek market, we bring an unmatched breadth and depth of expertise across audit and assurance, technology & transformation, tax & legal and strategy, risk & transactions advisory services. Operating in a multidisciplinary model enables us to draw from a pool of world-class talent, identifying the ideal skillset for each project, and to collaborate across businesses, to solve the toughest, most challenging issues of our clients. It is with them that we have built a trusted relationship, by delivering innovative solutions and utilizing state-of-the-art tools and technologies across all industries- Consumer Products, Energy Resources & Industrials, Financial Services, Life Sciences & Health Care, Government & Public Services, Technology, Media & Telecommunications.

Our Purpose

Our purpose, "To make an impact that matters for our clients, our people and society "- defines who we are and what we stand for. This is not about size, it's about being the first choice. The first choice for the largest and most influential clients, and the first choice for the best talent.

Our values

At Deloitte we foster a collaborative culture where talented individuals can produce their best work. We value innovative thinking, diverse insights and a genuinely distinctive level of customer service. We value difference, with respect at the heart of our inclusive culture, and we support agile working arrangements.

Our talent experience

From day one at our firm, practitioners are part of a community. Our development and career progression framework will help them develop the skills and capabilities to succeed. The wellness of our people and the ability to offer agile working arrangements is at the centre of our unique talent experience. We create a workplace that encourages collaboration, creativity, inclusiveness to ensure our staff are supported, encouraged and feel a sense of purpose and meaning in what they do each day.

Sounds like the sort of role for you? Apply now.