Senior Data Architect - Financial Services

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Senior Data Architect - Financial Services

Location: Diegem

Other locations: Anywhere in Country

Salary: Competitive

Date: 10 Nov 2026

Job description

Requisition ID: 1597186

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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