Senior Automation QA Engineer

Jscrambler; Porto; Hybrid; EUR 40,000 - 70,000; Full time

Benefits offered by this job

Hybrid work model

Continuous learning

Career growth

Job summary

Jscrambler is seeking a QA Engineer to shape our AI-powered quality strategy within the SDLC. You will drive comprehensive test automation, integrating it deeply into CI/CD pipelines to enable fast, confident releases and scalable quality gates.

You’ll lead the vision for applying AI to quality engineering, moving beyond mere automation to intelligent, risk-based quality approaches, while validating resilience under production-like loads and collaborating with Engineering and Product teams.

Qualifications

• Bachelor’s degree in Computer Science or equivalent.
• Experience with multiple testing approaches: unit, integration, end-to-end, load, security, resilience.

Responsibilities

• Build comprehensive test automation that runs in CI/CD pipelines.
• Own the vision for applying AI to QA, moving beyond task automation to risk-based quality strategies.
• Validate resilience under high traffic, ensuring edge and backend services remain stable under production loads.
• Continuously improve tools and processes, integrating testing into engineering workflows.

Skills

Unit testing

Integration testing

End-to-end testing

Load testing

Security testing

Performance testing

Microservices

AI in QA

English communication

Education

Bachelor's degree in Computer Science

Job description

Trusted by Fortune 500 companies and industry leaders across retail, finance, media, and aviation, Jscrambler protects online interactions at scale, enabling businesses to adopt a future-proof approach to security.

But what truly sets us apart is our culture. At Jscrambler, we thrive on innovation, transforming complex challenges into impactful solutions. Collaboration is at the core of how we work - we support and learn from one another, knowing that the best results come from teamwork. We are proud to uphold the highest standards of ethics and professionalism, always respecting our clients, colleagues, and the company.

When you join Jscrambler, you're not just joining a company - you're joining a team that values creativity, knowledge sharing, and meaningful impact. We don't just adapt to the future of cybersecurity - we shape it. Together, let's innovate and secure the digital world.

The Role

We are seeking someone who excels in operational execution while also leading the evolution of our QA strategy. As AI reshapes the SDLC, you will help determine how we leverage it, moving beyond basic automation to intelligent, risk-based quality gates.

What will your day-to-day be like?

• Build comprehensive test automation that runs continuously in CI/CD pipelines, enabling fast, confident releases with scalable quality gates.
• Own the vision for how AI is applied to quality engineering, moving the organization beyond task automation toward intelligent, risk-based quality strategies
• Validate resilience under high traffic, ensuring edge and backend services remain stable, responsive, and scalable under real production loads.
• Continuously improve tools and processes, making testing faster, more reliable, and deeply integrated into engineering workflows.
• Be part of a true Product Development organization, collaborating daily with Engineering and Product to embed quality at every stage, from concept to production.

Experience and Qualifications:

• Bachelor's or higher degree in Computer Science or equivalent;
• Familiarity with multiple testing approaches, including unit, integration, end-to-end, contract, regression, load, stress, performance, exploratory, security, compatibility, and resilience tests, ensuring robust, reliable, and high-quality software across all layers.
• Experience testing microservices architectures and event-driven systems, validating reliability across APIs, asynchronous flows, messaging, and distributed components.
• Have an innovative mindset - you're curious, proactive, and always looking for smarter ways to test.
• Assertive and pragmatic - you ask the right questions, challenge assumptions when needed, and focus on what delivers the most impact.
• Communicate clearly and confidently, with strong collaboration and negotiation skills across technical and non-technical stakeholders.
• Fluency in English (B2 minimum, upper-intermediate/advanced), comfortable working in an international setup.

Why should you join us?

• Be part of a dynamic and collaborative environment that encourages both personal and professional growth.
• Enjoy a flexible, hybrid work model designed to help you balance your career and personal life.
• Play an active role in our mission to strengthen web security, joining a startup that's shaping the future of cybersecurity.
• Have the opportunity to make a real impact on our growth journey and contribute to innovative, high-impact solutions.
• Benefit from continuous learning, training, and development opportunities that support your career progression.