Senior Ai Test Automation Engineer (Marbella)

We are looking for a Senior AI Test Automation Engineer to lead and evolve the test automation strategy for an advanced AI & MLOps platform.You will combine strong hands-on expertise in Python-based automation with the ability to design scalable frameworks and ensure quality across complex systems, including APIs, UIs, data pipelines, and AI/ML-driven components such as LLMs and RAG systems.Main tasks and accountabilitiesOwn the design, architecture, and evolution of the test automation framework for the AI & MLOps platformDefine and implement scalable, reusable automation patterns (UI, API, data, BDD)Automate test cases using Python stack (Playwright, pytest, requests, pytest-bdd/Behave) applying clean code practicesDesign and execute AI/ML-specific tests (e.g., LLM evaluation, RAG validation, non-deterministic outputs)Integrate and orchestrate automated tests within CI/CD pipelines (GitLab), ensuring reliable execution across environmentsProvision and manage test environments using Docker and KubernetesPlan and execute regression, smoke, and release test suites across DEV, INT, UAT, and pre-PRODMonitor execution quality, manage flaky tests, and ensure trustworthy test resultsAnalyze defects, perform root cause analysis, and report issues with clear evidence in JiraEnsure full traceability from requirements to test execution and reportingCollaborate with cross-functional teams (ML Engineers, MLOps, Data Engineers, Product Owners)Act as Test Automation Ambassador, promoting best practices and guiding teams on tooling and strategyEnsure compliance with test policies, audit requirements, and data privacy standardsWhat do we expect from you?5-7+ years of experience in test automation with strong hands-on Python expertiseProven experience designing and owning automation frameworks (not just writing tests)Solid experience with Playwright, pytest, API testing, and BDD frameworksExperience integrating automation into CI/CD pipelines (GitLab or similar)Knowledge of Docker and basic Kubernetes conceptsUnderstanding of microservices, APIs, authentication, and distributed systemsExposure to AI/ML systems or strong interest in testing LLM-based and AI-driven applicationsExperience with test reporting, parallel execution, and flaky test handlingFamiliarity with Agile/SAFe environments and DevOps practicesExperience with Jira and test management tools (e.g., Xray)Strong communication, ownership, and collaboration skillsAwareness of security, data privacy, and working in regulated environments (finance, healthcare, etc.)Fluent EnglishWork LocationHybrid position in Madrid (3 days at client's office, Sol area, next to the underground).Work ScheduleFull-time, 40 hours/week.What can we offer?23 days of Annual Leave plus the 24th and 31st of December as discretionary daysNumerous benefits (Health Care Plan, teleworking compensation, Life and Accident Insurances)Retribución Adaptable Program: Meals, Kinder Garden, Transport, online English lessons, Health Care PlanFree access to several training platformsProfessional stability and career plansReferral compensation opportunitiesFlexible work-from-home policy and compacted hours during summertimeDiscounts through UST Club Platform and gym access discountsIn UST we are committed to equal opportunities in our selection processes and do not discriminate based on race, gender, disability, age, religion, sexual orientation or nationality.We have a special commitment to Disability & Inclusion, so we are interested in hiring people with disability certificates.#J-*****-Ljbffr

5-7+ years of experience in test automation with strong hands-on Python expertise Proven experience designing and owning automation frameworks (not just writing tests) Solid experience with Playwright, pytest, API testing, and BDD frameworks Experience integrating automation into CI/CD pipelines (GitLab or similar) Knowledge of Docker and basic Kubernetes concepts Understanding of microservices, APIs, authentication, and distributed systems Exposure to AI/ML systems or strong interest in testing LLM-based and AI-driven applications Experience with test reporting, parallel execution, and flaky test handling Familiarity with Agile/SAFe environments and DevOps practices Experience with Jira and test management tools (e.g., Xray) Strong communication, ownership, and collaboration skills Awareness of security, data privacy, and working in regulated environments (finance, healthcare, etc.) Fluent English

Work Schedule Full-time, 40 hours/week. What can we offer? 23 days of Annual Leave plus the 24th and 31st of December as discretionary days Numerous benefits (Health Care Plan, teleworking compensation, Life and Accident Insurances) Retribución Adaptable Program: Meals, Kinder Garden, Transport, online English lessons, Health Care Plan Free access to several training platforms Professional stability and career plans Referral compensation opportunities Flexible work-from-home policy and compacted hours during summertime Discounts through UST Club Platform and gym access discounts In UST we are committed to equal opportunities in our selection processes and do not discriminate based on race, gender, disability, age, religion, sexual orientation or nationality. We have a special commitment to Disability & Inclusion, so we are interested in hiring people with disability certificates. #J-*****-Ljbffr