Software Development Engineer in Test

We are the leading e-hailing app in Europe. Our vision is to create everyday magic in city movement

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Software Development Engineer in Test (Back-end)

Are you passionate about quality?

Do you enjoy building and automatising your Rest API test cases?

Do you believe in quality engineering and tooling to make the test phase easier?


Our development team not only focuses on writing code, but also on ensuring its quality - and we are now working hard on our testing strategies.

You are the expert in Software Quality, and we expect you to propose new technologies and practices to optimise our processes and infrastructure.

You are keen on tackling crash and monitoring server status and relevant KPIs.

That is why you will implement & maintain the testing infrastructure for a high-quality test automation.


  • If you know the difference between unit tests, surface tests, integration tests, regression tests and load tests;
  • If you know when good is “good enough” and when to take a closer look;
  • If you are experienced in Backend Test Automation with REST Assured and possibly also with Mock MVC and RestFuse or any other backend testing frameworks;

If you are up for the challenge…

Hop in to FREE NOW and show us your automation magic!

We’re looking for a passionate Software Development Engineer in Test for our backend services development in Barcelona. 

What are we expecting from you?

  • Architect and build the test infrastructure.
  • Test and validate REST services.
  • Test services separately and also check the integration with others as a whole.
  • Create test plan to conduct and coordinate testing activities.
  • Build monitoring system and improve the metrics.
  • Actively monitor health and performance data of services, and alert for incidents.
  • Oversee release of features to our production systems, collaborate with other platform/service teams.
  • Evaluate and respond to issues post-release.
  • Evangelize the code/product quality to the team, set a goal and push the improvement constantly.
  • Be accountable for all topics above, but work with the team together on them.
  • Stay on top of the latest technology trends and apply the best practices to our daily work.

Main requirements

  • Passion
  • Solid expertise in Java / Kotlin
  • Solid knowledge of Mock MVC / REST Assured / RestFuse
  • Working in a Scrum / Agile environment
  • To be a team player and team oriented
  • Fluent English

Nice to have

  • Spring
  • Bamboo / Jenkins
  • Swagger / OpenAPI Specification (OAS)
  • Microservices
  • Docker
  • AWS
  • Kibana / Grafana
  • ELK stack
  • SonarQube


  • Intensive Fridays
  • Gym membership
  • Quarterly team-building activities (karting, bowling, laser tag, escape rooms, barbecues/calçotades…)
  • Yearly off-site 
  • Hacking days and occasional trips to our HQ in Hamburg
  • Weekly free buffet breakfasts in the office
  • Health insurance with basic dental coverage
  • 25 days annual leave plus your birthday off, as well as Christmas and New Year's Eve
  • A monthly mobility allowance for free taxi rides
  • The opportunity to use the latest technologies and implement your own ideas
  • Flexible learning and development opportunities through internal and external workshops, events and conferences
  • Free language lessons
  • ...and all the usual start-up goodies like free fruit, unlimited drinks, after-work beers and many more!

    Oh, and the opportunity to work with the best team in the world (we know, everybody says so, but at FREE NOW it’s true)!

Apply now

Sign up to apply

Or sign up to refer and earn a reward of €300