Softwaretester/-in für Webapplikation im Energiehandelskontext (m/w/d) — Coopers Group AG

Full description

For our customer from the energy industry in Bern, we are looking for a:n experienced:n, motivated:n and open-minded:n software tester:in for web applications in the energy trading context.

In this project, you will support the quality assurance of a newly developed time series management system that will replace an existing core application. Through structured test activities, you ensure that the new solution works in a stable, reliable and technically correct manner throughout the entire project and accompany the path to the planned go-live.

Your tasks

• Derivation of test cases from professional and technical requirements as well as planning and conducting functional tests, integration, migration and regression tests
• Testing of the web application, its APIs and cross-system processes and data flows via the integration layer
• Conducting end-to-end tests taking into account success and failure cases and reviewing technical results
• Analysis, documentation and tracking of defects as well as carrying out re-tests after troubleshooting
• Close coordination with development, department and project management for the evaluation of test results and quality risks
• Support and support of integration tests as well as the cut-over and go-live phase
• Ensuring traceable test documentation and support in the professional acceptance of the solution

Your profile

• More than 3 years of practical experience in software testing and application quality assurance
• Experience in testing web applications based on ASP.NET Blazor and C#
• Practice in API testing, ideally with Postman, and experience with integration and interface testing
• Experience in the energy industry and understanding of professional processes, time series data and data flows beneficial
• Analytical, structured and careful working method with a high degree of personal responsibility
• Clear and addressable communication skills in German and English

Additional advantage

• Experience in test automation for UI, API or regression tests
• Knowledge of PostgreSQL, TimescaleDB / TigerData and time series databases
• Experience in agile software development projects and in collaboration with interdisciplinary project teams

Job profiles

• IT - IT Infrastructure and Operations
• Bern
• Contracting
• Full time
• 01.12.2026 - 31.10.2027
• ASP.net, Blazor, C#, Testing, software