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Salary
≈ $87k – $209k per year (Estimated)
Location
In office (Diegem)
Seniority
Architect · 5+ years exp

Confirmed on the employer's own hiring board on Oct 14, 2026. First seen by Alion on Oct 12, 2026.

Overview
Company
Impact
Profile match

EY

Headquartered in London, United Kingdom, EY (Ernst & Young) is a multinational professional services network and one of the "Big Four" accounting firms. The organization provides financial assurance and auditing, tax advisory, management and technology consulting, and strategy and transactions advisory through its EY-Parthenon arm. Operating across more than 150 countries, it delivers risk management, digital transformation, data analytics, and regulatory compliance solutions to multinational corporations, financial institutions, and government entities worldwide.
Backed by ROPEA

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

EY Belgium Data team supports our clients in defining and rolling out the right data architecture, data platform and infrastructure that support their needs, implement and maintain automated data pipelines, and infuse data through business intelligence and analytics. We are currently looking for capable and motivated professionals to join our team as Data Architect.

Your key responsibilities

As a Data Architect, you will support the clients in their journey to become data-driven, by capturing and understanding their business needs, and defining and implementing Data and Analytics reference architectures, solutions and roadmaps. Furthermore, you will actively help our practice in its objective to stay a Leader in AI & Data.

  • Define, guide and advise clients in developing data strategies
  • Engage with the clients to understand their business needs, pain points and realities
  • Gather, challenge and prioritize clients data requirements
  • Define and design innovative Data & Analytics architectures and solutions that leverage the right trade-off between clients realities, latest and disruptive technologies, current and future business needs, budget constraints, data availability and resource requirements
  • Oversee the design of the data architecture and the technical architecture for modern cloud data platforms, including data acquisition and integration, data modelling, transformation and quality processes, master data management, data warehousing and data marts, data lakehouse, data fabric and data mesh
  • Design conceptual, logical and/or physical data models and repositories, as well as data ontologies
  • Work closely with the clients and other architects to define metadata layers, technical Data strategies and optimal integration of innovative technologies within existing enterprise architecture landscape
  • Evaluate and select the tools and components necessary for optimal data management (data acquisition, data storage, data quality, data governance, data visualization and advanced analytics)
  • Take responsibility for client deliverables
  • Support the clients in accessing accurate and understandable data
  • Take an active role in coaching and developing junior consultants in the team
  • Support in business development

Skills and attributes for success

  • You are passionate about Data & Analytics, and you want to continue to develop your expertise in this domain
  • You are fluent in Dutch and/or French, proficient business English
  • You have a proven track record and at least 5-10 years’ experience in one or more of the following areas: data strategy, Data architecture, (modern) data platform architecture, data modelling, data governance, Business Intelligence, Big Data, reporting & data warehousing, AI and Machine Learning
  • Extensive Data Modeling Expertise: Proven ability to design and implement complex data models that support business requirements and enhance data accessibility
  • In-Depth Knowledge of Database Technologies: Strong experience with various database systems (both SQL and NoSQL), including relational databases, data warehouses, and big data technologies
  • Cloud Architecture Proficiency: Expertise in cloud data platforms (e.g., Azure, databricks, snowflake) and their data services, enabling the design of scalable and cost-effective data solutions
  • Data Governance and Compliance: Strong understanding of data governance principles, data quality standards, and compliance regulations (e.g., GDPR, HIPAA) to ensure data integrity and security
  • Integration and ETL/ELT Skills: Experience with data integration tools and ETL/ELT processes, ensuring seamless data flow between systems and applications
  • You have good understanding of the different data architecture patterns: Data Fabric, Data Mesh, Data Warehouse, Data Marts, data modelling, ontologies & knowledge graphs, MicroServices
  • Strong Analytical and Problem-Solving Skills: Ability to analyze complex data requirements and develop innovative solutions to meet business needs
  • Leadership and Mentorship: Experience leading data architecture initiatives and mentoring junior team members, fostering a culture of knowledge sharing and continuous improvement
  • Excellent Communication Skills: Strong verbal and written communication skills, with the ability to articulate technical concepts to non-technical stakeholders and collaborate effectively across teams
  • Strategic Vision and Business Acumen: Ability to align data architecture strategies with business goals, demonstrating a deep understanding of industry trends and their impact on data management
  • You have a keen interest to learn more about the Financial Services market in Belgium and beyond
  • You make yourself regularly aware of latest Data & Analytics trends and solutions
  • You have Master’s Degree in Economics, (Business) Engineering, Sciences, IT, Computer Sciences, Statistics or equivalent
  • You have experience with lean/agile software development

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.

Are you ready to shape your future with confidence? Apply today.

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.

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