• Madrid Jobs Expertini profile avatar

    • 51,912+ Software Testing Validation Engineer Python Java Jobs in Madrid, Spain — Local Employers Hiring June 2026

    Professional job seekers finding Spain jobs through Expertini
    750,000+ professionals on Expertini 750,000+ Candidates
    Join our global community
    Explore Leading Employers
    High-Paying Careers
    Expertini Penguin Mascot Resume Score™
    Resume Score™ Instantly
    Upload Your CV
    Quick 30-second process

    Apply Today & Jumpstart Your Career on Expertini, Trusted Since 2008.

    1. Expertini
    2. Spain
    3. Madrid
    4. Jobs
    5. Software Testing Validation Engineer Python Java Jobs

    6. Download PDF

    Reset

    Create Job Alert
      Add Alert

     
     
    Create Alert
     
    Reset

    Back End Developer

    En Capitole Consulting seguimos creciendo y queremos hacerlo contigo. Compruebe que cumple con los requisitos de habilidades para este puesto, así como con la experiencia asociada, y luego envíe su CV a continuación. Buscamos un Desarrollador Backen d con sólida experiencia en ...

    Product Designer

    Getnet is a global technology company specializing in payment solutions for commerce. Founded in Brazil and operating across Latin America and the Iberian Peninsula, we support over 1.3 million merchants with end‑to‑end services — from POS terminals to e‑commerce platforms. We are part of PagoNxt, ...

    Intent Engineer Insurance (Madrid)

    Some roles sit on one side of delivery. This one does not.Por favor, lea detenidamente la siguiente descripción del puesto para asegurarse de que encaja con el perfil antes de enviar su solicitud.We are looking for anIntent Engineerto joinNTT DATAand help shape a new way of tu ...

    Private Investigator

    We're working with a leading foundational AI lab to find experienced private investigators and corporate intelligence professionals who can help train their latest language model on investigation and intelligence tasks. We are looking for senior investigators with 5+ years conducting corporate, legal, or insuran ...

    Forward Deployed Engineer French Speaking

    About HappyRobot HappyRobot is the infrastructure for enterprises to build and orchestrate AI workforces. Our AI workers don't just communicate - they make decisions, take action, and run operations autonomously across voice, email, and enterprise systems. Born in Y Combinator (S23) and back ...

    03computer Vision / Machine Learning Engineer

    Computer Vision / Machine Learning EngineerEnvíe su solicitud a continuación después de leer todos los detalles y la información de apoyo sobre esta oportunidad de trabajo.We’re looking for new talent who bring fresh ideas from all areas, including information presentation, infographics, large‑sca ...

    Data (Finops) Engineer

    Data (FinOps) EngineerSi sus habilidades, experiencia y cualificaciones coinciden con las de esta descripción del puesto, no demore su solicitud.NN Digital Hub is a subsidiary company of NN Group located in Madrid, Spain. We deliver IT services and solutions for the different international Business U ...

    Deputy Cto

    Backend Engineer mit Weg zum Backup CTO Voico Gmb H | Voice AI | Remote, Spanien oder Deutschland Was wir bauen Voico baut Voice AI Infrastruktur für den deutschen Mittelstand.Por favor, verifique que tiene el nivel de experiencia y las cualificaciones adecuadas leyendo la descripción completa de esta opor ...

    Analytics Engineer Opendata Emea (Remote)

    Veeva Systems is a mission-driven organization and pioneer in industry cloud, helping life sciences companies bring therapies to patients faster. As one of the fastest-growing SaaS companies in history, we surpassed $2B in revenue in our last fiscal year with extensive growth potential ahead.Solicitar este ...

    Forward Deployed Engineer French Speaking · Madrid

    About HappyRobotTodos los posibles candidatos deben leer con atención los siguientes detalles de este trabajo antes de presentar una candidatura.HappyRobot is the infrastructure for enterprises to build and orchestrate AI workforces. Our AI workers don't just communicate - they make decisions, take a ...

    Data Engineer (Madrid Hybrid)

    AXON Networks delivers a robust AI-driven, analytics-based orchestration platform and a wide portfolio of next‑gen high‑speed routers that leverage the newest Wi‑Fi technologies. Together, these technologies give ISPs the ability to manage and troubleshoot their networks in real time, and to deliver an outstandi ...

    Desarrollador DataStage

    ¡Ampliamos nuestro equipo! ¿Buscas un nuevo reto en el ámbito Data , trabajando con bases de datos, ETL y desarrollo backend en entornos complejos? Entonces sigue leyendo porque esto te puede interesar. Scalian es una empresa de más de 6.000 personas , con dime ...

    Técnico de Integración RAN (2G,3G,4G,5G)

    OFG selecciona varios perfiles de Wireless Support Engineer para trabajar en proyectos de despliegue de operadores móviles Europeos (Austria, DT, TO2, Sunrise, VDF Alemania, Turquia TT, Victus Grecia...), realizando soporte a la integración remota de los equipos en el gestor. Tareas princ ...

    Ingeniero/a de Software de Gestión de Claves Criptográficas

    En Indra Group, protegemos lo que más importa. Lideramos el desarrollo de soluciones tecnológicas punteras que refuerzan la seguridad nacional e internacional. ¡Únete a nuestro equipo de Ciberseguridad y Comunicaciones Cuánticas! En nuestro posicionamiento como compañía ...

    Ingeniero/a de Software de Gestión de Claves Criptográficas

    En Indra Group, protegemos lo que más importa. Lideramos el desarrollo de soluciones tecnológicas punteras que refuerzan la seguridad nacional e internacional. ¡Únete a nuestro equipo de Ciberseguridad y Comunicaciones Cuánticas! En nuestro posicionamiento como compañía ...

    Senior Backend Engineer (Madrid)

    Senior Backend Engineer Hi there At Flipflow, we're looking for a Senior Backend Engineer to join our core engineering team and help us build and scale one of the most ambitious Retail Intelligence platforms in the market. This is a deep technical role, for people who genuinely enjoy buildi ...

    Product Solution Engineer

    Wenrix is the next generation of airfare optimization. We are a young and fast‑growing fintech startup for travel companies. Our AI‑driven smart prediction technology helps customers generate new revenue streams from their air volume. By using our products, we ensure tickets are issued at the best possible time ...

    Ingeniero de Inteligencia Artificial

    ¿Quiénes somos? Somos un grupo multinacional dedicado al entretenimiento y al ocio, líder en el sector del juego privado, con cuatro décadas de experiencia y con presencia en siete países de Europa (España e Italia) y Latinoamérica (Argentina, Colombia, México, Panamá y Uru ...

    Ingeniero de Inteligencia Artificial

    ¿Quiénes somos? Somos un grupo multinacional dedicado al entretenimiento y al ocio, líder en el sector del juego privado, con cuatro décadas de experiencia y con presencia en siete países de Europa (España e Italia) y Latinoamérica (Argentina, Colombia, México, Panamá y Uru ...

    Genai Engineer Hybrid & Flexible Work Life

    Tamarind Intelligence is looking for a highly skilled AI/ML Engineer to join our team in Madrid, Spain. We're seeking a candidate with expertise in Data Science and Machine Learning, particularly in Generative AI. The ideal applicant will have a solid understanding of AI technologies and experience in developing ...

    Data engineer (Madrid)

    Buscamos un/a Data Engineer para incorporarse a un atrayente proyecto internacional dentro del sector asegurador. Participará en el diseño, desarrollo e implementación de una plataforma de datos, trabajando en un entorno cloud, basado en arquitectura Lakehouse. Funciones Diseñar, desarrolla ...

    Cloud Tech Lead

    Take your career to the next level with Amaris Consulting as a GCP Cloud Network Engineer . Become part of an international team, thrive in a global group with €800M turnover and 1,000+ clients worldwide, and an agile environment by planning the kickoff and follow up on projects. Join Amaris Consult ...

    Cloud Tech Lead

    Take your career to the next level with Amaris Consulting as aDesplácese hacia abajo para encontrar una descripción detallada de este trabajo y lo que se espera de los candidatos. Envíe su solicitud haciendo clic en el botón Solicitar.GCP Cloud Network Engineer. Become part of an international team ...

    GCP Cloud Network Engineer

    Take your career to the next level with Amaris Consulting as a GCP Cloud Network Engineer . Become part of an international team, thrive in a global group with €800M turnover and 1,000+ clients worldwide, and an agile environment by planning the kickoff and follow up on projects. Join Amaris Consulting, where ...

    Ingeniero/a de Software C de Bajo Nivel Multiplataforma

    Ingeniero/a de Software C de Bajo Nivel Multiplataforma Ubicación: Madrid Modalidad: Híbrida (2 días presenciales en oficina) Incorporación: Según disponibilidad Descripción del puesto Buscamos un/a Ingeniero/a de Software especializado/a en desarrollo C de bajo niv ...

    Coordinador/a de Desarrollo Software | Lidera Proyectos y Equipo

    Acción Contra el Hambre busca un/a Coordinador/a de Desarrollo Software en Madrid para gestionar el equipo de desarrollo y asegurar el cumplimiento de los proyectos. Este puesto ofrece contrato indefinido y un paquete retributivo competitivo. Los candidatos deben tener experiencia con Azure y PowerPlat ...

    Arquitecto/a de Sistemas y Software | MBSE & Sistemas Críticos

    ¿¿Quieres formar parte de proyectos tecnológicos de alta complejidad en entornos críticos y estratégicos? En Exceltic seguimos creciendo y buscamos incorporar un/a Arquitecto/a de Sistemas y Software MBSE con experiencia en arquitectura de sistemas complejos, entornos críticos y meto ...

    Ingeniero/a de Software C de Bajo Nivel Multiplataforma

    Ingeniero/a de Software C de Bajo Nivel Multiplataforma Ubicación: Madrid Modalidad: Híbrida (2 días presenciales en oficina) Incorporación: Según disponibilidad Descripción del puesto Buscamos un/a Ingeniero/a de Software especializado/a en desarrollo C de bajo niv ...

    Machine Learning Engineer (Madrid)

    Descripción del trabajo Como Machine Learning Engineer aplicarás tus conocimientos para diseñar e implementar sistemas de Machine Learning escalables y robustos utilizando lenguajes, frameworks y herramientas como Python, AWS y Databricks. Deberás tener experiencia construyendo modelos en á ...

    Lead Verification Engineer

    Lead Verification EngineerPara presentar una candidatura, simplemente lea la siguiente descripción del puesto y asegúrese de adjuntar los documentos pertinentes.Place: Barcelona, SpainPermanentDescriptionWe are hiring! Are you passionate about microprocessor architecture? We need yo ...

    Data Engineer Praca Zdalna

    Our client is seeking a Snowflake Data Engineer to support a large-scale cloud data migration, transforming legacy platforms into a modern, scalable architecture. Build and optimize ETL/ELT pipelines using Snowflake and integration tools.A continuación, encontrará un desglose completo de todo lo ...

    Inżynier Danych (Azure)

    Our client is seeking a Snowflake Data Engineer to support a large-scale cloud data migration, transforming legacy platforms into a modern, scalable architecture. Build and optimize ETL/ELT pipelines using Snowflake and integration tools.A continuación, encontrará un desglose completo de todo lo ...

    Snowflake Data Engineer (Praca Zdalna)

    Our client is seeking a Snowflake Data Engineer to support a large-scale cloud data migration, transforming legacy platforms into a modern, scalable architecture. Build and optimize ETL/ELT pipelines using Snowflake and integration tools.A continuación, encontrará un desglose completo de todo lo ...

    Inżynier Danych ( K/M)

    Our client is seeking a Snowflake Data Engineer to support a large-scale cloud data migration, transforming legacy platforms into a modern, scalable architecture. Build and optimize ETL/ELT pipelines using Snowflake and integration tools.A continuación, encontrará un desglose completo de todo lo ...

    Senior Digital IC Verification Engineer RISC V

    Exciting opportunity to work on the latest cutting edge RISC-V technology in the semiconductor industry. In this new role as digital verification engineer you will have the opportunity to contribute to advanced technology nodes, consisting of RISC-V designs, ARM & CPU architecture, PCIe protocols and ...

    AI & Automation Intern

    If you are looking to start your career in a leading multinational company, we are currently offering an AI & Automation Internship position in our Digital Center Department. As an intern, you'll get the chance to support the team on the following tasks : <ul ...

    Ingeniero/a de Software de Gestión de Claves Criptográficas

    En Indra Group, protegemos lo que más importa. Lideramos el desarrollo de soluciones tecnológicas punteras que refuerzan la seguridad nacional e internacional. ¡Únete a nuestro equipo de Ciberseguridad y Comunicaciones Cuánticas! En nuestro posicionam ...

    Ingeniero/a de Software de Gestión de Claves Criptográficas

    En Indra Group, protegemos lo que más importa. Lideramos el desarrollo de soluciones tecnológicas punteras que refuerzan la seguridad nacional e internacional. ¡Únete a nuestro equipo de Ciberseguridad y Comunicaciones Cuánticas! En nuestro posicionam ...

    Applications Engineering, Staff Engineer Multiphase Flow (f/m)

    Overview We Are: At Synopsys, we drive the innovations that shape the way we live and connect. Our technology is central to the Era of Pervasive Intelligence, from self-driving cars to learning machines. We lead in chip design, verification, and IP integration, empowering the creation of ...

    Applications Engineering, Staff Engineer Multiphase Flow (f/m)

    We Are: At Synopsys, we drive the innovations that shape the way we live and connect. Our technology is central to the Era of Pervasive Intelligence, from self-driving cars to learning machines. We lead in chip design, verification, and IP integration, empowering the creation of high-performance ...

    Applications Engineering, Staff Engineer Multiphase Flow (F/M)

    OverviewAsegúrese de leer detenidamente la información sobre esta oportunidad antes de presentar su candidatura.We Are:At Synopsys, we drive the innovations that shape the way we live and connect. Our technology is central to the Era of Pervasive Intelligence, from self-driving cars to learning ...

    AI First GenAI Engineer (.NET/Azure), Madrid

    AI First GenAI Engineer (.NET/Azure)We are still looking for the very Top Talent and we would be delighted if you were to join our team! More 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 ...

    Especialista en Cumplimiento Informático (IT)

    Descripción de la Empresa MSX International es el proveedor líder mundial de soluciones comerciales externalizadas para la industria automotriz y opera en más de 80 países. La amplia experiencia de MSX, combinada con análisis de datos avanzados y soluciones de software personalizadas, mej ...

    IT Compliance Specialist

    Descripción de la Empresa MSX International es el proveedor líder mundial de soluciones comerciales externalizadas para la industria automotriz y opera en más de 80 países. La amplia experiencia de MSX, combinada con análisis de datos avanzados y soluciones de software personalizadas, mej ...

    Ground Segment Systems Engineer Madrid Hybrid

    Indra Space – Leading the Next Generation of Space Systems At Indra Space, we are on a mission to redefine the European space industry by delivering high-performance small satellite solutions for LEO missions. Our ambition? To become a leading company in end-to-end satellite systems, driv ...

    Senior Backend Developer

    Join BLP Digital — The #1 Solution for ERP Automation BLP Digital is redefining ERP automation with agentic AI. Spun out of ETH Zurich and HSG, we build AI agents that automate finance, procurement, logistics, sales, and more for some of the world's largest enterprises. We solve real enterprise p ...

    Eme Systems Engineering

    Job DescriptionSi cree que es el candidato ideal para la siguiente oportunidad, envíe su solicitud después de leer la descripción completa.Introduction: A position as EME System Engineer has arisen within Airbus Defence and Space in Getafe (Madrid).Brief description of the department’s mission< ...

    Mechanical Engineer Grease Lubrication Systems (M/F/D)

    Mechanical Engineer Grease Lubrication Systems (m/f/d)Descubra si esta oportunidad es adecuada para usted leyendo toda la información que sigue a continuación.REQUISITION ID: 11468LOCATION: Madrid, M, ES, 28001YOUR TASKS:Design and development of automatic grease lubrication units f ...

    Rail System Integration Engineer – Junior

    Overview¿Le interesa este puesto? Puede encontrar toda la información relevante en la descripción a continuación.Siemens Mobility is a separately managed company of Siemens. Digitalization enables mobility operators worldwide to make infrastructure intelligent, increase value sustainably, enhance pas ...

    Physical Design Lead Engineer

    Physical Design Lead EngineerSolicitar este puesto es sencillo. Desplácese hacia abajo y haga clic en Solicitar para ser considerado para esta posición.Place: Barcelona, SpainPermanentDescriptionWe are hiring! Are you passionate about physical chip design and leading teams through ...

    🚀 Boost Your Hiring Chances with Our AI-Powered Tool-Kit

    Stand out from thousands of applicants. Use our proven career tools to optimize your applications and land your dream job faster.

    To-Do Planner

    Organize your job search and personal tasks. All data is confidential.

    Open Planner →

    Wellbeing Center

    Access your confidential wellness report and resources to manage job search stress.

    Check Wellbeing →

    Skill Coach

    Plan your skill development with O*NET support to stay competitive in your field.

    Start Coaching →

    Outfit Helper

    Get AI-powered suggestions on what to wear for your next interview.

    Find Outfit →

    Income Tax Calculator

    Plan your finances with our calculator, updated for 2025 tax regulations.

    Calculate Tax →

    Salary Benchmark

    Get accurate, AI-supported salary trends to know your worth and negotiate better.

    Check Salaries →

    Interview Practice

    Practice for any interview with AI-enabled Q&A sessions. All data is private.

    Start Practicing →

    Interview Predictor

    Use our AI-supported tool to predict potential interview questions based on your resume.

    Predict Questions →

    Interview Practice Timer

    Use our mock interview trainer to perfect your answers under timed conditions.

    Start Timer →

    Behavioral Mastery

    Ace tricky behavioral interviews with our AI-powered practice module.

    Master Answers →

    Question Journal

    Confidentially record interview questions you were asked for future reference.

    Open Journal →

    Interview Ace

    A comprehensive tool to help you master every aspect of your interviews.

    Become an Ace →

    Q&A Logs

    Confidentially track your answers to common questions and refine them over time.

    View Logs →

    Application Planner

    Schedule and organize your job applications in one confidential planner.

    Open Planner →

    Cover Letter Tool

    Create perfect, tailored cover letters for each application with AI support.

    Generate Letter →

    Resume Score

    Get instant feedback on your resume with our NLP-supported analysis tool.

    Check My Score →

    ATS Score

    Check your resume's compatibility with Applicant Tracking Systems (ATS).

    Check ATS Score →

    Application Analyzer

    Use AI to analyze job descriptions and optimize your application materials.

    Analyze Application →

    Career Visualizer

    Confidentially plan and visualize your long-term career path and goals.

    Visualize My Career →

    Offer Genius

    Get intelligent insights and strategies to confidently negotiate job offers.

    Negotiate Offers →

    JobFlow

    Track your entire job search progress from application to offer with this intelligent tool.

    Track My Flow →

    JobSense

    Our intelligent matching engine that provides smart job recommendations.

    Get Smart Matches →

    Networking Toolkit

    Tools to build and manage your professional connections. All data is confidential.

    Build Network →

    Professional CV

    A classic, O*NET supported template for corporate and professional roles.

    Use This Template →

    Executive CV

    A premium, O*NET supported template designed for senior and C-level positions.

    Use This Template →

    Modern CV

    A fresh, stylish, O*NET supported template perfect for tech and modern industries.

    Use This Template →

    Creative CV

    A visually distinct, O*NET supported template for design and artistic roles.

    Use This Template →

    Minimalist CV

    A clean, simple, O*NET supported template that focuses purely on content.

    Use This Template →

    Europass CV

    The standard European Union recommended format for wide compatibility.

    Use This Template →

    Student CV

    An institution-recommended template perfect for internships and first jobs.

    Use This Template →

    Graduate CV

    An institution-recommended template for recent graduates entering the workforce.

    Use This Template →

    Academic CV

    The researcher-recommended format for roles in academia and research.

    Use This Template →

    Developer/IT CV

    A tech-savvy recommended template to highlight your technical skills.

    Use This Template →

    Skilled Worker CV

    A trades-recommended template to showcase hands-on skills and experience.

    Use This Template →

    Monochrome CV

    A sleek, black-and-white, O*NET supported template for a professional look.

    Use This Template →

    Art CV

    An artist-recommended template that allows your creativity to shine.

    Use This Template →

    Harvard CV

    A researcher-recommended template based on the classic Harvard format.

    Use This Template →

    Volunteer Research

    Help us improve our platform by joining our community research program.

    Join Research →

    Review Us

    Share your experience with our tools to help other job seekers.

    Share Experience →

    Register

    Create your free account to save jobs, build your profile, and track applications.

    Create Account →

    Login

    Access your dashboard, manage applications, and continue your job search.

    Access Your Account →

    Profile Builder

    Create a comprehensive professional profile that attracts recruiters and showcases your skills.

    Build Your Profile →

    View Profile

    See your public profile exactly as employers will see it. Make sure it's perfect.

    Preview Profile →

    Bookmarked Jobs

    Keep track of all your saved job opportunities in one organized place.

    View Saved Jobs →

    Your Reviews

    View and manage all the company reviews you've submitted.

    See Your Reviews →

    Following

    Manage the list of companies you follow to stay updated on their new openings.

    Manage Following →

    Find Companies

    Discover and research top employers in your country and industry.

    Discover Employers →

    Standalone CV Builder

    Use our O*NET supported CV builder to create a professional resume from scratch.

    Build Your CV →

    PDF to DOC (Beta)

    Convert your PDF resumes or documents into editable Word (DOC) format.

    Convert PDF →

    DOC to PDF (Beta)

    Create universally compatible PDF documents from your Word (DOC) files.

    Create PDF →

    General FAQ

    Find answers to common questions about our job site and platform.

    Read FAQ →

    Job Seekers FAQ

    Get help and find answers to questions specifically for job seekers.

    Get Help →

    Job Matching

    Learn about the technology and algorithms behind how we match you to jobs.

    Learn How →

    Personalized Matching

    Discover how we use your profile and activity to provide customized job suggestions.

    Learn More →

    Quick Apply

    Understand our fast application process and how to make the most of it.

    Learn More →

    Alert Frequency

    Learn how to manage your job alert settings so you get the updates you want.

    Manage Settings →

    Job Alerts Guide

    A complete guide to understanding how job alerts work and how to use them effectively.

    Read Guide →

    Resume Matching

    Learn how our system matches your resume to job requirements.

    Learn More →

    Ethical Branding

    Read our guide to building a professional and ethical personal brand.

    Read Guide →

    Candidate Visibility

    Learn how to increase your visibility to recruiters on our platform.

    Increase Visibility →

    Verified Badge

    Find out how you can get a verified badge to build trust with employers.

    Get Verified →

    AI ATS Technology

    Learn about the advanced AI and ATS technology that powers our platform.

    Learn More →

    ATS Ranking

    Understand how Applicant Tracking Systems rank you as an applicant.

    Learn More →

    Semantic Matching

    Learn how our AI-powered semantic matching goes beyond keywords.

    Learn More →

    💡 Tools that really enhance your application chances and career growth.

    Go to Your Dashboard →

      Software Testing Validation Engineer Python Java Jobs in Madrid Job Search Guide, Trends and Insights