Senior Test Engineer (.NET)

TL;DR

Senior Test Engineer (.NET): Owning end-to-end testing activities for .NET / C# applications and microservices with an accent on functional, integration, and non-functional validation in Agile and DevOps environments. Focus on driving test strategy improvements, automation maturity, and ensuring system quality, reliability, and compliance in CI/CD pipelines.

Location: Onsite in Amsterdam, North Holland

Salary: Negotiable EUR / Year

Company

Levy is an international IT staffing organization providing recruitment and project resourcing services to companies across various regions including the UK, Holland, Germany, Belgium, and the USA.

What you will do

• Own end-to-end testing within Scrum/DevOps, validating features across functional, integration, and non-functional dimensions.
• Design, execute, and maintain manual and automated tests for .NET/C# applications and microservices.
• Drive test strategy improvements, automation maturity, and quality standards.
• Validate system reliability, performance, security, and compliance in CI/CD pipelines.
• Collaborate closely with engineers and stakeholders to resolve complex quality and delivery challenges.

Requirements

• 5+ years of testing experience with strong coverage of manual and automated testing (Smoke, System, Regression, Sanity, Performance, E2E, Contract, Integration, Acceptance, Chain; white-box & black-box).
• Solid knowledge of .NET/C#, SQL validation, API testing (Postman or similar), and microservices testing.
• Hands-on experience with Test Automation Frameworks, TDD/BDD, CI/CD, Azure DevOps, Git, and Confluence.
• Practical expertise with automation tools such as Selenium, Cucumber/SpecFlow, and Cypress.
• English: B2 required

Nice to have

• Familiarity with Microsoft Azure cloud environments.
• Experience with Power BI and Azure Data Factory.
• Experience with Audit, Compliance, Operational Risk, and general IT risk & controls.

Culture & Benefits

• Work in an Agile and DevOps environment.
• Emphasis on ownership, critical thinking, and collaboration within distributed teams.
• Opportunity for coaching and driving continuous improvement.
• Focus on system quality, reliability, and compliance.