Senior Test Engineer - API & UI Automation (Contract)

OneSource Consulting; Brussel; Sur place; EUR 70 000 - 95 000; Plein temps

Résumé du poste

OneSource Consulting is seeking an experienced Test Engineer to join a major eDossier modernization program for the Belgian public sector. This is a hands-on engineering role focused on building robust test automation for APIs, UI, and contracts.

You will work with microservices and cloud-native environments, perform performance, regression and integration testing, and contribute to end-to-end test strategies in a multi-language environment (English plus Dutch or French).

Qualifications

• A relevant Bachelor’s or Master’s degree in Computer Science is mandatory.
• 10+ years of overall IT experience with 5+ years in hands-on Test Automation.
• Strong experience with APIs, microservices and cloud-native environments.
• English required with very good Dutch or French.
• Hands-on role; leaders/managers are not suitable.

Responsabilités

• Hands-on testing across API and UI in a modernization program.
• Develop and execute test automation for APIs, UI, and contracts.
• Performance, load and stress testing with relevant tools.
• Execute E2E, regression, and integration tests across components.

Connaissances

Test Automation

API Testing

UI Automation

JUnit

Cucumber

Performance Testing

SQL

Maven

Monitoring/Observability

Formation

Bachelor's or Master's in Computer Science

Outils

Bruno

Cypress

JMeter

Gatling

Grafana

Maven

Description du poste

OneSource Consulting is seeking an experienced Test Engineer to join a major eDossier modernization program for the Belgian public sector. This is a hands-on engineering role focused on building robust test automation for APIs, UI, and contracts.

You will work with microservices and cloud-native environments, perform performance, regression and integration testing, and contribute to end-to-end test strategies in a multi-language environment (English plus Dutch or French).