Senior Test Engineer

IT Lab; Madrid; Híbrido; EUR 48.000 - 72.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Paid Time Off

Remote/Hybrid work

Full-time position

Descripción de la vacante

IT Labs is seeking a senior QA Engineer to help design automated testing strategies for complex banking-related platforms. You will work across APIs, frontends, backends, and data flows, ensuring quality before releases across EU clients.

The role requires 5–10 years in QA, hands-on experience with Selenium/Playwright/Cypress, API testing, CI/CD, and strong English communication. Remote/hybrid work and full-time arrangements are supported.

Formación

• 5–10 years of experience in QA engineering or test automation.
• Experience designing automated test strategies for complex web apps.
• Hands-on with Selenium, Playwright, or Cypress.
• Experience testing APIs, frontends, backends, and integrations.
• Experience with AI/LLM testing preferred.
• Proficient with Git, CI/CD, defect tracking, and test reporting.
• Must be located in an EU member country.
• Excellent English communication skills.

Responsabilidades

• Design, document, and execute automated testing strategies across APIs, frontends, backends, and data flows.
• Create and maintain automated test scripts with Selenium, Playwright, or Cypress.
• Develop verification frameworks for LLM prompts and model outputs.
• Run system integration, regression, and performance testing before releases.
• Validate end-to-end workflows against business logic and SLAs.
• Document bugs, analyze root causes, collaborate with developers.
• Contribute to QA standards and release readiness.
• Integrate test automation into CI/CD pipelines across cloud apps.

Conocimientos

QA engineering

Test automation

API testing

Distributed systems

LLM testing

Git

CI/CD

English communication

Web applications

Herramientas

Selenium

Playwright

Cypress

Git

CI/CD

Descripción del empleo

At IT Labs, we work with premier global consulting organizations to help Tier 1 banks and insurance companies transform operations through AI, automation, and advanced analytics, with a special focus on Anti-Financial Crime. Our client's expertise includes AI-driven fraud prevention, Anti-Money Laundering (AML), and Know Your Customer (KYC) solutions—designing and implementing intelligent systems that enhance detection, automate investigations and due diligence, boost efficiency, and help institutions stay ahead of regulatory change.

You’ll work at the intersection of business transformation, data science, AI engineering, cloud technologies, and financial services, tackling complex challenges with innovative technology for banking and insurance clients across Europe.

Help enable leading consulting organizations to deliver advanced solutions to top global banks and insurers—as they use AI to safeguard millions of customers and vast financial assets. If ensuring the quality, reliability, and performance of intelligent enterprise platforms excites you, we want you on our team.

Responsibilities

• Design, document, and execute comprehensive automated testing strategies spanning APIs, frontend applications, backend services, and data flows
• Create and maintain reliable automated test scripts using frameworks such as Selenium, Playwright, or Cypress
• Develop verification frameworks for validating LLM prompt behaviors, model outputs, response consistency, and hallucination rates
• Execute system integration testing, regression testing, and performance/load testing ahead of platform releases
• Validate end-to-end workflows and automated actions against defined business logic, system behavior, and performance SLAs
• Document detailed bug reports, analyze issues to identify root causes, and collaborate closely with developers on resolution
• Contribute to quality standards, test coverage practices, release readiness processes, and continuous improvement of QA methodologies
• Integrate test automation into CI/CD pipelines and support quality assurance across cloud-hosted applications and services

Required Skills & Experience

• 5–10 years of experience in QA engineering, test automation, or software quality assurance
• Strong experience designing and implementing automated test strategies for complex web applications and distributed systems
• Hands-on expertise with test automation frameworks such as Selenium, Playwright, or Cypress
• Experience testing APIs, frontend interfaces, backend workflows, and end-to-end system integrations
• Familiarity with performance testing, regression testing, and release validation in enterprise environments
• Experience validating AI/LLM-driven systems, including prompt behavior, output quality, and response consistency, is strongly preferred
• Hands-on experience with Git, CI/CD pipelines, defect tracking, and automated test reporting
• Prior engagement in large-scale enterprise environments and mission-critical systems
• Candidate must be located in an EU member country
• Excellent communication skills in English

Nice to Have

• Experience in fintech or financial services
• Familiarity with cloud platforms such as AWS or Azure
• Experience working with test data validation, backend integrations, and microservices-based architectures

Working Conditions

• Full-time (40 hours/week)
• Individual Contract or B2B arrangement
• Paid Time Off (PTO) provided
• Remote/Hybrid work

Our values

We are a company that seeks the best for both our employees and clients, reaching beyond expectations in turning dreams into reality. Our way of working is rooted in our core values (Integrity, Excellence, Proactivity, Innovation, and People), with an expectation that our future colleagues will make these their second nature in their everyday work and life. We don’t ask for perfection, but we do appreciate people motivated to better themselves in every conceivable aspect.

About IT Labs

Founded in 2005, IT Labs is an international software tech company, specializing in purpose and process-driven teams for high-performance, innovation, transformation, and efficiency. Our HQ is in Palm Beach Gardens, Florida, and we have teams around the world - the UK, the Netherlands, Brazil, Argentina, Serbia, Croatia, BIH, Montenegro, North Macedonia, and the Middle East. We are constantly growing, and we would love for you to become part of our team!