Senior QA Engineer - Hays Hungary Kft. - Budapest,

Hays IT Contracting operates on a B2B engagement model. Our goal is to connect IT professionals with the most exciting and cutting-edge technology projects on the market. For our partner, we are currently looking for experts for the following project:

Project details:

Duration: 18 months

Start: ASAP

Work setup: Remote

Client: A low‑key orchestrator of global calm in moments of chaos, this company moves quietly behind the scenes where timing is everything and failure isn’t an option. It blends data, communication, and real‑time intelligence into something that feels almost like an invisible safety net. You rarely notice it—until the world needs order restored in seconds.

Your responsibilities in the new project:

Test a SaaS platform across REST APIs, backend services, and UI layers 

Develop and maintain automated tests using Playwright

Execute different types of testing (functional, regression, integration, etc.) 

Track, document, and validate defects in collaboration with development teams 

Support release validation and performance testing activities

What you need to succeed:

Minimum 5 years of QA engineering experience with SaaS platforms, REST APIs, distributed systems, or microservices. 

Hands-on Playwright automation experience (UI and API automation).

Experience with Postman, Swagger/OpenAPI, CI/CD validation, release testing.

Familiarity with key performance and load testing concepts including throughput, latency, concurrency, and error rates.

Openness to using AI to enhance test automation, test case generation, and defect analysis.

Nice to have:

Experience with performance testing tools (e.g.: k6, JMeter, Locust) 

Familiarity with AWS environments 

Experience with Jira, Zephyr, or similar tools 

Knowledge of databases (e.g., PostgreSQL) or caching solutions (e.g., Redis) 

Experience testing real-time systems or VoIP applications

What can you expect when contracting with us as a freelancer? 

We connect the right contractors with the right projects – acting as an active intermediary between you and our partners, ensuring a precise match of expectations. 

We continuously look for your next opportunities – even before your current project ends, across industries and company sizes. 

Personal support and representation – we take the burden of coordination and positioning off your shoulders, representing your expectations towards our clients. 

Support in defining your rate – we bridge the gap between market expectations and your contractor needs to achieve realistic and competitive agreements.

What to do next?

If this opportunity has caught your interest, click the “Apply” button and send us your up-to-date CV.