QA Tester (Linux Specialist)

Description

Job Summary: We are seeking a QA Tester (Linux Specialist) with experience in the Telco sector to analyze Java code, provide end-to-end functional insight, and collaborate within multidisciplinary teams in Madrid. Key Highlights: 1. Freedom to design your professional career with global support 2. Participation in telecommunications sector projects 3. Access to continuous training and certifications Madrid QA Tester (Linux Specialist) Choosing Capgemini means choosing a company where you will have the freedom to shape your professional career as you wish, backed and inspired by a collaborative community of colleagues worldwide. Here, you can reinvent what is possible. Join us and help the world’s leading organizations discover the value of technology and build a more sustainable and inclusive world. About the Role Are you eager to join our team and participate in a telecommunications sector project alongside a group of outstanding professionals? What will you do on the project? * Analyze, understand, and review Java code, as well as perform reverse engineering tasks. * Provide end\-to\-end functional insight into projects, with the ability to evolve into a reference functional analyst role. * Support functional activities and QA tasks. * Collaborate with multidisciplinary teams and various stakeholders. * Define and develop test plans. * Prepare and deliver quality documentation. * Execute tests, analyze results, and track incidents. Your Profile To thrive in this position, you should be comfortable with: * Senior profile with solid technical and functional background. * Advanced LINUX knowledge is mandatory. * Ability to read, understand, and analyze Java code. * Highly desirable: Functional knowledge of HDM and experience in the Telco sector. * High level of English. * Availability to attend the client’s offices in Madrid. We value all applications and offer in-person, online, and certification-based training. Even if you don’t meet 100% of the requirements, we’d love to meet you! What You’ll Love About Working Here? We offer a comprehensive set of Development and Work-Life Balance measures, including but not limited to: * 24 vacation days \+ 2 personal days \+ December 24 and 31 \+ option to purchase up to 7 additional vacation days per year. * Continuous training—you’ll have access to MyLearning, Capgemini University, Digital Campuses, and Professional Communities. You’ll also gain access to platforms such as: Coursera, Udemy, Pluralsight, Harvard Manager Mentor, Education First for languages (English, French, German, etc.)—among others! * Flexible Compensation Plan (health insurance, transportation, training, meal card or food allowance, childcare, etc.) Why Capgemini? Our Commitments and Priorities Capgemini Group fosters an inclusive culture within a multicultural and accessible environment for people with disabilities. Our Equality Plan and Code of Ethics guarantee equitable selection and professional development within a discrimination-free environment—regardless of ethnicity, nationality, social origin, age, sexual orientation, gender expression, religion, or any other personal, physical, or social circumstance. Capgemini is a global partner for business and technological transformation, helping organizations accelerate their dual transition toward a digital and sustainable world—delivering tangible impact both for businesses and society. We are a responsible and diverse group, with 340\.000 professionals across more than 50 countries. With over 55 years of experience, our clients trust Capgemini to harness the value of technology and address all their business needs. We offer end-to-end solutions—from strategy and design to engineering—powered by our leadership capabilities in artificial intelligence, generative AI, cloud, and data, combined with deep industry expertise and a strong partner network. MAKE IT REAL. Join the team! www.capgemini.com/es\-es \#LI\-LL1 Ref. code 402455\-es\_ES Posted on 10 Feb 2026 Experience level Experienced Professionals Contract type Permanent Location Madrid Business unit ABL Southern Central Europe Brand Capgemini Professional communities Software Engineering