Senior Technical Analyst

Aubay Belgium; Brussel; Sur place; EUR 75 000 - 110 000; Plein temps

Résumé du poste

Aubay Belgium is seeking a Senior Technical Analyst with 10+ years of experience for a public-sector client in Brussels. The role translates business requirements into clear functional and technical specs, supports Agile refinement, and helps drive a major transformation from a monolithic application to microservices.

You will work with UML, BPMN, SQL, and data concepts, design sequence diagrams, interfaces, data models, and contribute to UAT, production issue resolution, and collaboration

Qualifications

• Transforms business requirements into clear functional and technical specifications.
• Supports Agile refinement, contributes to issue diagnosis (UAT & production), and helps drive a major transformation to a microservices-based architecture.
• Strong knowledge of UML, BPMN, and both functional and technical analysis.

Responsabilités

• Translates business requirements into clear functional and technical specifications.
• Supports Agile refinement and assists with UAT and production issue diagnosis.
• Contributes to a major transformation migrating a monolithic application to a microservice-based architecture.
• Describes current and target business processes clearly.

Connaissances

UML

BPMN

Agile/Scrum

SQL

Data modeling

Git

Jira

Confluence

Postman

SoapUI

Microservices

Outils

Jira

Confluence

Git

Postman

SoapUI

SQL

Description du poste

Senior Technical Analyst/ Data/SQL/ UML/ BPMN/ AGILE

On behalf of our client operating in the public sector, we are looking for an Senior Technical Analyst (10+ years of experience).

The Senior Technical Analyst transforms business requirements into clear functional and technical specifications, ensuring smooth delivery by development and QA teams. He supports Agile refinement, contributes to issue diagnosis (UAT & production), and helps drive a major transformation project migrating a monolithic application to a microservice‑based architecture.

Tasks:

• Strong knowledge of UML, BPMN, and both functional and technical analysis.
• Ability to clearly describe both current (“as‑is”) and target (“to‑be”) business processes.
• Ability to estimate development time and cost collaboratively within a team setting.
• Proven expertise in opportunity analysis and strategic vision, with the capability to: challenge assumptions/ propose alternative solutions/ apply pragmatic decision‑making aligned with project goals/ optimize deliverables, timelines, budget, and quality.
• Knowledge of data management, enabling the analyst to query and interpret datasets to understand successful flows or error cases.
• Leadership potential for junior teams or project coordination tasks.

Profile & Skills:

• Experience working in Agile/Scrum with strong skills in BPMN, UML, and collaboration tools such as Jira and Confluence. Proficient with Git, Postman, SoapUI, and SQL, with solid exposure to microservices‑based architectures.
• Ability to design Sequence Diagrams, write interface contracts (synchronous and asynchronous), and build consistent data models with strong SQL expertise.
• Understanding of testing methodologies.
• Fluent in Dutch or French, with very good command of English.

About us:

Aubay is an international IT services agency founded in 1998 who advises companies on their digital transformation. We are active in 7 European countries (France, Belgium, Luxembourg, Spain, Portugal, Italy, U.K.) and our offices are based in Brussels, Namur and Luxembourg (Belux Area).