{"id":2772565,"url":"https://alion.io/job/ust-senior-performance-test-engineer-hybrid-madrid","title":"Senior Performance Test Engineer - Hybrid Madrid","company":{"id":1774626,"name":"UST","domain":"ust.com","url":"https://alion.io/company/ust-com","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"RippleHire","truth_index":null},"role":"QA","role_family":"QA","seniority":"senior","employment_type":null,"work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Madrid, Spain"],"countries":["ES"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":34000,"max_usd":98000,"period":"year","method":"global_role_cell_scaled_by_country","sample_n":1081},"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Azure AKS","optional":false},{"name":"Bitbucket","optional":false},{"name":"CI/CD","optional":false},{"name":"Dynatrace","optional":false},{"name":"GitLab","optional":false},{"name":"Grafana","optional":false},{"name":"JavaScript","optional":false},{"name":"Jenkins","optional":false},{"name":"k6","optional":false},{"name":"OpenTelemetry","optional":false},{"name":"Playwright","optional":false},{"name":"Prometheus","optional":false},{"name":"TypeScript","optional":false},{"name":"Azure","optional":true},{"name":"Kubernetes","optional":true}],"status":"live","first_seen_at":"2026-08-21T00:00:00Z","employer_posted_date":"2026-10-17","last_verified_at":"2026-10-18T12:31:07Z","board_verified":true,"closed_at":null,"days_open":58,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":58},"description":"We are still looking for the very Top Talent…and we would be delighted if you were to join our team!\nMore in details, UST is a multinational company based in North America, certified as a Top Employer and Great Place to Work company with over 35.000 employees all over the world and presence in more than 35 countries. We are leaders on digital technology services, and we provide large-scale technologic solutions to big companies.\nWhat we look for?\nWe are looking foraSenior Performance Test Engineer to join our Performance Test Services team. In this role, you will act as a technical expert and trusted advisor, helping internal teams ensure that applications and services meet the highest standards of performance, scalability, stability, and availability.\nWorking closely with developers, architects, product owners, and operations teams, you will design, implement, execute, and analyze performance tests and synthetic monitoring solutions that contribute to software quality and system resilience across critical business platforms.\nHybrid position in Madrid (3 days at client´s office, Sol area, next to the underground).\nKey Responsibilities:\nDesign, develop, and execute performance and load testing strategies for business-critical applications.\nBuild and maintain synthetic monitoring solutions to proactively measure application availability and user experience.\nAnalyze test results and produce clear, actionable reports, including optimization recommendations.\nReview and assess performance testing and monitoring code written in Java, JavaScript, and TypeScript.\nIdentify performance bottlenecks across applications, APIs, infrastructure, and integrations.\nAct as a trusted advisor, supporting stakeholders in defining and implementing testing and monitoring strategies.\nContribute to the continuous improvement of testing frameworks, automation capabilities, methodologies, and best practices.\nEnsure high-quality, scalable, and maintainable test solutions throughout the software delivery lifecycle.\nMandatory requirements:\n5+ years of hands-on experience in:\nPerformance Testing\nPerformance Engineering\nTest Automation\nSoftware Engineering\nProven experience designing and executing performance and load testing within complex enterprise environments.\nStrong analytical and troubleshooting skills with a structured approach to root-cause analysis.\nExperience developing performance and synthetic monitoring solutions using:\nPlaywright\nGrafana k6\nExperience working with CI/CD pipelines and automated test execution using:\nJenkinsGitLabBitbucketSimilar platformsStrong understanding of:\nSystem architecturesAPIsNetworking conceptsCloud-native applicationsPerformance engineering principlesExperience communicating technical findings and translating them into business-relevant insights. \nEnglish C1\nTechnical SkillsPlaywright (Java, TypeScript)\nGrafana k6 (JavaScript)\nCI/CD Pipelines (Bitbucket, Jenkins, GitLab)\nGrafana, Prometheus, Dynatrace\nPerformance Testing & Monitoring Methodologies\nObservability Concepts:\nOpenTelemetryDistributed TracingEnd-to-End Performance AnalysisCloud & Container Platforms:\nAzureKubernetesNice to HaveExperience with Exense Step\nExperience within Banking or Financial Services environments\nWhat can we offer?\n-23 days of Annual Leave plus the 24th and 31st of December as discretionary days!\n-Numerous benefits (Heath Care Plan, teleworking compensation, Life and Accident Insurances).\n-`Retribución Flexible´ Program: (Meals, Kinder Garden, Transport, online English lessons, Heath Care Plan…)\n-Free access to several training platforms\n-Professional stability and career plans\n-UST also, compensates referrals from which you could benefit when you refer professionals.\n-The option to pick between 12 or 14 payments along the year.\n-Real Work Life Balance measures (flexibility, WFH or remote work policy, compacted hours during summertime…)\n-UST Club Platform discounts and gym Access discounts\nIf you would like to know more, do not hesitate to apply and we’ll get in touch to fill you in details. UST is waiting for you!\nIn 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 certificate.","description_format":"text","description_chars":4383,"description_truncated":false,"requirements":{"experience_years_min":5,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[{"language":"English","level":"Advanced (C1)","optional":false}]},"benefits":["Annual leave"],"hiring_locations":[{"name":"Spain","iso":"ES","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["IT Consulting & Digital Transformation","IT Outsourcing & Dedicated Teams"],"lifecycle":[{"event":"open","at":"2026-10-17T06:49:13Z"}],"visa":[],"liveness":{"score":11,"band":"cold","label":"Long shot","p_open":1,"p_active":0.392,"p_room":0.28,"age_days":58,"expected_fill_days":14,"reasons":["conf:0","win:tail","crowd:brand"],"computed_at":"2026-10-18T13:03:08Z"},"pay":null,"html_url":"https://alion.io/job/ust-senior-performance-test-engineer-hybrid-madrid","json_url":"https://alion.io/job/ust-senior-performance-test-engineer-hybrid-madrid.json","meta":{"generated_at":"2026-10-18T13:03:08Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":19412,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-19T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":1774626},"rest":"https://alion.io/mcp/rest/get_company?id=1774626"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fust-senior-performance-test-engineer-hybrid-madrid"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fust-senior-performance-test-engineer-hybrid-madrid"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fust-senior-performance-test-engineer-hybrid-madrid"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/ust-senior-performance-test-engineer-hybrid-madrid\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fust-senior-performance-test-engineer-hybrid-madrid"}]}