Company Description Colliers is a leading diversified professional services and investment management company. We are seeking an experienced and passionate Senior QA Engineer for our newly established Technology Hub in Madrid. Working in a hybrid model (remote & onsite), you will enjoy significant freedom to innovate and influence the future of one of the world's largest commercial real estate companies. With the leadership of the Integral Technology Hub coming from a background of technology startups, you will benefit from a fast-paced learning environment, high visibility of your contributions and opportunities to shape processes, culture and technology strategies. At the same time, you take advantage of the stability, resources, and reach of a successful global company.
Guided by our global digital strategy, the Madrid Hub collaborates closely with international teams to deliver world-class technology solutions that power the future of commercial real estate.
As Senior QA Engineer, you will be instrumental in ensuring the delivery of high-quality,



reliable and scalable enterprise software solutions. You will contribute to global products and platforms that serve both internal and external customers in Commercial Real Estate across multiple regions. Working closely with international Product, Engineering, DevOps, Data, QA and Architecture teams, you will ensure delivery excellence, software quality and great customer experience.
Your expertise will contribute directly to the quality of modern, component-based frontend application built with React and Typescript, as well as robust backend services developed in .NET.
You are a hands‐on problem‐solver with strong quality principles, who thrives in a collaborative and agile environment. This role offers the opportunity to influence technical direction and mentor junior members of the team while building solutions with real business impact.
Automation-First Test-Strategy
Collaborate towards the creation of a reusable aut

📌 Senior Software Test Engineer (Madrid)
🏢 Colliers International Deutschland Holding
📍 Madrid