Application AI Architect

The world of global advisory, audit and tax compliance services for large multi-nationals is rapidly changing and heavily dependent on technology. The KPMG Delivery Network (KDN) is a KPMG special purpose member firm offering a way for clients to leverage KPMG top talent and technology platforms through regional teams of specialists, enabling economies of scale and a new way of working that expands beyond local capability

Together with KDN, KPMG member firms can drive the sales and delivery of global solutions at a competitive price and in a repeatable and consistent manner. As a member of KDN, you’ll be a part of the KPMG family working alongside some of our profession’s most skilled practitioners on rewarding programs and initiatives that are changing the way business operates, delivering value to our clients, and driving positive change in the communities we serve. You’ll be enabling KDN accelerate new ways of working, using cutting-edge technology and working together with our member firms located in nearly 145 countries to help us achieve our ambition to be the most trusted and trustworthy professional services firm. And through your work, you’ll build a global network and unlock opportunities that you may not have thought possible with access to great support, vast resources, and an inclusive, supportive environment to help you reach your full potential.

Job Description

• Finding the best tech solution among all possible to solve the existing business problems
• Describing the structure, characteristics, behavior, and other aspects of software to project stakeholders, software development, quality assurance and delivery teams
• Defining features, phases, and solution requirements
• Providing specifications according to which the solution is defined, managed, and delivered
• Work with development and test teams on enterprise scale projects
• Assist and guide, consult to implement and keep processes and standards
• Build reference architecture company-wide code libraries, to assist and optimize development processes of new projects
• Collaborate with software, infrastructure and business architects in Sofia and in other KPMG locations

Qualifications Core Application Development Experience:

• Advantage: C# & .NET Ecosystem - Advanced
• Including latest .Net (6/7/8+), Web API, and Minimal API
• Entity Framework (6/7/8) - Advanced
• React - Intermediate
• Data & Databases
• SQL (e.g., SQL Server) - Advanced
• NoSQL (e.g., Azure Cosmos DB, MongoDB) - Advanced
• Experience with vector databases/stores (e.g., Azure AI Search, Pinecone) for RAG patterns is highly desirable.
• Data Engineering principles (ETL/ELT) - Intermediate
• Understanding how to build data pipelines to feed AI models.

Architecture & Design

• Clean Architecture, SOLID, CQRS pattern - Advanced
• Microservices and Event-Driven Architecture - Advanced
• Critical for building scalable and decoupled AI systems.
• AI/ML Solution Architecture - Advanced
• Expertise in designing architectures for AI-native applications, including patterns like Retrieval-Augmented Generation (RAG).

AI & Machine Learning (ML)

• Azure AI Services - Advanced
• Azure OpenAI Service: Expertise in implementing solutions using LLMs (e.g., GPT-4), including prompt engineering, and fine-tuning.
• Azure Machine Learning: Experience with the ML lifecycle, including model training, deployment, and management (MLOps).
• Azure Cognitive Services: (Speech, Vision, Language) for integrating pre-built AI capabilities.
• MLOps (Machine Learning Operations) - Advanced
• Experience in creating and managing CI/CD pipelines for machine learning models (e.g., using Azure DevOps or GitHub Actions).
• Knowledge of model versioning, monitoring, and governance.
• Python for AI - Intermediate
• Familiarity with key AI/ML libraries (e.g., scikit-learn, Pandas, TensorFlow/PyTorch) is a significant plus.

Cloud (Azure)

• Core Azure Services - Advanced
• Azure Functions, Azure Key Vault, Managed Identity, Application Insights.
• Azure Integration Services - Intermediate
• Logic Apps, Service Bus, Event Grid for orchestrating complex AI workflows.
• Azure DevOps - Advanced
• Expertise in CI/CD for both application code and ML models.

Nice To Have Certifications

• Azure Fundamentals AZ-900
• Azure AI Fundamentals AI-900
• GitHub Foundations
• GitHub Actions

Additional Information What we offer:

• The chance to work in a top talent team
• Attractive remuneration
• Build кnowledge in cutting-edge technologies
• Opportunity for continuous training, learning and certification
• Experience in an international and multicultural organization
• Work on challenging projects with clients in various industries around the globe
• Modern office environment
• Additional health insurance
• Life insurance
• 50+ benefits and services to choose from
• Hybrid working policy

KPMG Delivery Network Bulgaria is committed to building a diverse, equitable and truly inclusive company. We actively encourage diversity and inclusion, while opposing all forms of unlawful and unfair discrimination on the grounds of age, disability, gender reassignment, marriage and civil partnership, pregnancy and maternity, race, religion or belief, sex and sexual orientation. Join us, and let us write your next chapter together!

© 2026 KPMG Delivery Network Ltd., a member firm of the KPMG global organization of independent member firms affiliated with KPMG International Limited, a private English company limited by guarantee. All rights reserved. The KPMG name and logo are registered trademarks or trademarks of KPMG International.