Application Tester Jobs in Belgium

Leidos is seeking a highly motivated and focused individual to join the Test team on a high-profile fast-paced and dynamic project. Candidates must possess an active TS/SCI with Polygraph Security Clearance in order to be considered.Primary Responsibilities: The Tester will be responsible for:Testin...

Application Tester Overview We are looking for a Confirmed Application Tester to join an Agile team working on a large-scale agricultural accounting and data management platform. The role focuses on ensuring software quality reliability and compliance through manual and automated testing activities...

Senior Application Tester / QA Engineer (Hybrid Brussels) We are looking for an experienced Senior Application Tester / QA Engineer to support a large-scale modernization program focused on migrating a legacy platform to a modern microservices and Kubernetes-based architecture. The role involves en...

Would you like to join the leading international intergovernmental organizationThe Penetration Testing Section of the NCSC conducts tailored penetration testing against NATO networks and systems. The team assesses the impact likelihood and difficulty of exploitation by advanced cyber adversaries sup...

DescriptionDeadline Date: Friday 15 May 2026Requirement: Penetration Testing Service NPCL SupportLocation of Performance: 100% onsite in Mons BELPeriod of Performance: As soon as possible but not later than 15 June 2026 until 31 December 2026 with possibility to exercise the following options: 2027...

Role Template Confirmed Application Tester (Functional QA) Context For a long-term assignment within a large public-sector digital transformation program we are looking for a Confirmed Functional Application Tester. The assignment focuses on improving and supporting the quality assurance of a criti...