AI Solution Architect - Financial Services

EY; Antwerpen; On-site; EUR 90,000 - 140,000; Full time

Benefits offered by this job

Flexible working arrangements

Extensive technical trainings

Access to new technologies

Supportive EY team

Job summary

EY Belgium is seeking a skilled AI Solution Architect to join our AI and Data team. You will define architectures, lead end-to-end solution design, and ensure security, observability, and responsible AI practices across banking and insurance clients.

You will mentor engineers, promote engineering excellence, and collaborate with cross-functional teams in a dynamic, multi-disciplinary environment. The role emphasizes ownership, pre-sales support, and delivering real business impact through

Qualifications

• Master's or PhD in CS/Math/Sciences/CE.
• 4+ years in software/solution architecture.
• 3+ years designing AI/ML platforms on Azure.
• Fluent in Dutch or French and business English.

Responsibilities

• Define target and reference architectures for AI solutions on Cloud.
• Lead solution design from discovery to HLD/LLD with models and integrations.
• Set non-functional requirements and design observability across layers.
• Embed Responsible AI and data protection by design.
• Guide delivery squads during implementation and ensure CI/CD and IaC.
• Contribute to accelerators, blueprints, and coach engineers.

Skills

AI/ML platforms

Azure cloud

Python

.NET

Node.js

Docker

Kubernetes

Security/compliance

Presentation skills

Pre-sales

Team collaboration

Dutch or French

English proficiency

Education

Master's or PhD in CS/Math/Sciences/CE

Tools

LangChain

Semantic Kernel

Azure ML

Databricks

Synapse

Snowflake

Redis/RedisJSON

Job description

At EY, we’re all in to shape your future with confidence.

We’ll help you succeed in a globally connected powerhouse of diverse teams and take your career wherever you want it to go.

Join EY and help to build a better working world.

The opportunity

Our AI team, based in Belgium, supports clients across various business sectors, with a focus on Financial Services—including banking, capital markets, insurance, wealth and asset management—helping them embrace AI at scale and achieve tangible results while transforming their approach to the future.

We are currently looking for a talented and motivated AI Solution Architect to join our team.

Your Key Responsibilities

As AI Solution Architect, you will be part of the AI and Data team. You will work in multi-disciplinary environment leveraging AI capabilities to provide real business impact for our clients.

• Define target and reference architectures for AI solutions on Cloud (RAG, agentic workflows, orchestration, event‑driven integration), aligning security, compliance, scalability, and cost‑efficiency.
• Lead solution design from discovery to HLD/LLD, selecting models (incl. open‑source LLMs), vector stores, orchestration frameworks, and integration patterns with core banking/insurance systems.
• Set non‑functional requirements (SLOs, performance, resiliency) and design observability across application, data, and model layers (telemetry, tracing, evaluation).
• Embed Responsible AI and data protection by design (guardrails, red‑teaming, privacy preserving patterns, data residency, encryption, keys and secrets).
• Guide delivery squads during implementation, conduct design reviews, mitigate technical risks, and ensure quality via CI/CD, automated testing and IaC.
• Contribute to reusable accelerators, blueprints and assets; coach engineers and promote engineering excellence.

Skills And Attributes For Success

• You are a team-oriented person, highly collaborative, who sets personal goals aside to listen, learn, and engage thoughtfully with colleagues, always with an eye on achieving impactful results.
• You are methodical yet creative problem solver, proactive in learning, seeking improvements and working cooperatively with your team. You value iterative progress, embracing experimentation with new methods, learning from outcomes, and rapidly advancing.
• Master's or PhD level in a discipline such as Computer Science, Mathematics, Sciences or Civil Engineering.
• 4+ years in software/solution architecture with 3+ years designing AI/ML platforms and solutions in Azure.
• Deep knowledge of at least one Cloud Provider (AKS/ACI, App Service, Functions, API Management, Event Hubs/Service Bus, Storage, Key Vault, Private Link, VNet), and identity/access.
• Practical expertise with LLM patterns (RAG, tool‑use/function calling, agents), prompt engineering and evaluation; experience with frameworks such as LangChain or Semantic Kernel.
• Hands‑on with data/AI platforms (Azure ML, Databricks, Synapse, Snowflake) and vector technologies (Azure AI Search, Redis/RedisJSON, pgvector).
• Strong grasp of security, networking and compliance in FS (segmentation, secrets management, SDLC controls, auditability).
• Proficiency in Python and at least one additional language (.NET or Node.js), containerization (Docker), and Kubernetes.
• Very good presentation and communication skills, with the ability to explain complex analytical concepts to business stakeholders.
• Experience in applying AI to business real world problems.
• You love to take full ownership of your projects and help clients overcome their challenges.
• You are not afraid to support business development and pre‑sales activities.
• Fluent in Dutch or French and a business proficiency in English.

Can we dream for more?

• Certifications: Azure Solutions Architect Expert, Azure AI Engineer, or Databricks Lakehouse Architect.
• Designing multi‑tenant SaaS on Cloud with strong isolation controls and cost management.
• Knowledge of model risk management and AI assurance requirements in banks/insurers.
• Experience architecting multi‑channel AI assistants in regulated FS.
• Deep knowledge of scalable realtime architectures on Azure.
• Passion for continuous learning and staying updated with AI.
• You have experience with agile software development and project management.

What We Offer You

• You will be part of a leading global professional services firm.
• You will be part of the EY family where everyone is willing to offer support and senior management is very accessible.
• You will join a dynamic and growing team with a great mix of young and experienced professionals focusing on financial services.
• You will get extensive trainings on technical matters, as well as soft skills and project management, and you will have access to new technologies and innovative equipment.
• We are proud of our flexible working arrangements, and we will support you to build a successful career and deliver excellent client service, without sacrificing your personal priorities.
• While our client‑facing profession might require part‑time working at client site and business traveling at times, we are committed to helping you achieve a lifestyle balance.

To help create an equitable and inclusive experience during the recruitment process, please inform us as soon as possible about any disability‑related adjustments or accommodations you may need.

EY | Building a better working world

EY is building a better working world by creating new value for clients, people, society and the planet, while building trust in capital markets.

Enabled by data, AI and advanced technology, EY teams help clients shape the future with confidence and develop answers for the most pressing issues of today and tomorrow.

EY teams work across a full spectrum of services in assurance, consulting, tax, strategy and transactions. Fueled by sector insights, a globally connected, multi‑disciplinary network and diverse ecosystem partners, EY teams can provide services in more than 150 countries and territories.