Job Summary: We are seeking a Functional Tester for a hybrid project in the telecommunications sector, responsible for creating and executing test plans and managing incidents. Key Highlights: 1. Opportunities for professional growth and development. 2. Continuous training in technologies, skills, and languages. 3. A realistic and role-specific career plan. Madrid Senior Software Engineer Job Description Capgemini Engineering, a global leader in engineering services, brings together teams of engineers, scientists, and architects to help the world’s most innovative companies unlock their potential and contribute to a better future. From autonomous vehicles to life-saving robots, our digital technology and software experts go beyond convention by delivering unique R&D and engineering services across all industries. Join our team and advance your career at a company offering growth opportunities—where you can make a difference and no two days are ever the same! At Capgemini Engineering, we are recruiting a Functional Tester to join us on a hybrid project located in Madrid within the telecommunications sector: What will you do on the project? * Create, manage, and execute test plans, defining scenarios and criteria. * Execute functional tests and document results and incidents. * Validate networks and protocols (TCP/IP). * Manage incidents and reporting. * Collaborate with international teams. Your profile: * Minimum 2 years’ experience as a Functional Tester. * Experience developing test plans from scratch. * Knowledge of networks and TCP protocols. * Knowledge and experience in scripting, Jenkins, and GIT. * Knowledge of Kubernetes and Docker (desirable). * Intermediate-to-advanced level of English. We value all applications. We offer an extensive range of training—including in-person, online, and certification programs. Even if you do not meet 100% of the desired qualifications, we would love to meet you! Candidates holding a disability certificate will be positively considered, in line with our inclusion and diversity policy. Our commitment to inclusion and equal opportunity is reflected in our Equality Plan and Code of Ethics, which guarantee professional development for all employees and ensure equal opportunity in recruitment, free from discrimination based on ethnicity, nationality, social origin, age, sexual orientation, gender expression, religion, or any other personal, physical, or social circumstance. **What do we offer?** * Permanent contract and stable project. * Salary commensurate with profile assessment. * Hybrid remote work: 2 days per week onsite at our Madrid offices. * Childcare voucher (up to €600 p.a.). * Meal allowance (€1,200 p.a.). * Technical, soft-skills, and language training. * A realistic and role-specific career plan. Job Description – Grade Specific**Why Capgemini?** Capgemini is a global leader in transforming and managing clients’ businesses by harnessing the full power of technology. Guided by our purpose—to create an inclusive and sustainable future through technology and the energy of those who build it—we are a responsible and diverse company, an international leader in IT and engineering services, with over 360,000 professionals across more than 50 countries. With a strong 55-year heritage and broad industry expertise, clients trust Capgemini to address their full business needs—from strategy and design to operations—powered by the fast-paced and innovative worlds of cloud, data, AI, connectivity, software, platforms, and digital engineering. In 2022, the Group reported global revenues of €22 billion. **Rewrite your future. Join our team!** **www.capgemini.com/es-es** #LI-PG1 Ref. code 402627-es_ES Posted on 29 Jan 2026 Experience level Experienced professionals Contract type Permanent Location Madrid Business unit Engineering and R&D Services Brand Capgemini Engineering Professional communities Software Engineering