Senior Test Automation Engineer

ReversingLabs
Full-time
On-site

At ReversingLabs, our software supply chain security and threat intelligence solutions have become essential to advancing cybersecurity maturity around the globe. We're on a journey to expand adoption and accelerate growth by hiring top talent across the security industry.

Notable breaches such as SolarWinds, CircleCI, and 3CX have elevated software supply chain security as a top initiative across every organization developing or purchasing software. Only ReversingLabs delivers the software package analysis speed and intelligence needed to protect against this critical area of risk.

Our vision is clear. Arming every company with end-to-end insights to ensure development releases securely, IT purchases safely, and the SOC can effectively detect, isolate, and respond. 

Job Description:

We are looking for a Senior Test Automation Engineer to build and maintain automated test suites for our cybersecurity products. You’ll focus on UI and backend testing using Selenium and Playwright, working closely with developers and QA in an Agile environment.

We’re looking for someone who thrives in fast-paced teams, brings strong automation experience, and is passionate about delivering secure, high-quality software.

Key Responsibilities:

  • Design and implement robust automated test suites using Selenium and Playwright
  • Create and maintain test coverage across UI, APIs, integrations, and backend systems
  • Work closely with developers and QA to plan testing approaches and expand automation coverage throughout the development lifecycle
  • Integrate tests into CI/CD pipelines for quick and reliable feedback
  • Analyze test results, identify root causes, and collaborate to resolve issues quickly
  • Support exploratory and edge-case testing as needed to ensure robust coverage
  • Work with cross-functional teams during Agile ceremonies to continuously improve quality and delivery

Requirements

  • 5+ years of experience in test automation and software quality engineering
  • Strong programming skills in any modern language used for test automation (e.g., Java, JavaScript, C#, Python etc.)
  • Hands-on experience with Selenium and Playwright for automation
  • Familiarity with API testing tools (e.g., Postman, REST-assured or language-native libraries)
  • Experience integrating test automation in CI/CD environments
  • Solid understanding of testing principles, debugging, and root cause analysis
  • Strong communication skills and a collaborative, proactive approach

Desirable:

  • Experience with Python and the Pytest framework
  • Experience with Linux CLI tools and scripting
  • Familiarity with Docker, Kubernetes, or other container technologies
  • Experience with performance testing tools such as JMeter, K6 or Locust is a plus
  • Background in cybersecurity or testing security-focused applications

Benefits

  • On-site, hybrid, and remote work as options (paid accommodation and transportation to Zagreb during onboarding for remote employees), and flexible working hours
  • Generous compensation and a bonus system based on annual performance
  • A hefty personal education budget and the possibility to attend leading conferences and seminars in the field
  • Permanent contract with a fast-growing global company with Fortune 500 and government agencies as clients
  • Opportunity to work on innovative solutions in malware analysis & software supply chain security, crafted in our very own Croatian R&D center
  • Great career advancement opportunities – clear goals and internal promotions
  • Company library and the possibility of ordering books of choice via Amazon
  • Employee referral bonus program: EUR 1,060 net for junior positions, EUR 2,123 net for mid to senior positions, and EUR 2,654 net for principal/managerial positions
  • Multisport card, annual health checkup, newborn child allowance, rent-cost, and 3rd pillar pension benefits
  • Wellness Weekends – quarterly, company-wide three-day weekend, starting with a company-paid Friday off for all employees
  • Fully covered car garage in Radnička cesta for all employees
    #LI-MV1