Full Stack Software Engineer

Support the continuous improvement of processes , tools , and technical standards . * Participate in the integration of services and the evolution of scalable architectures . Requirements * Proven experience as a Full Stack Software Engineer . * Strong knowledge of modern frontend frameworks such as React , Angular , or similar technologies. * Experience developing backend solutions using Python , Java , .NET , Node.js , or equivalent technologies. * Knowledge of REST APIs , GraphQL , service integrations , and microservices architectures . * Experience working with relational and/or NoSQL databases . * Understanding of cloud platforms such as Azure , AWS , or GCP . * Familiarity with DevOps practices , CI/CD pipelines , and Git version control . * Ability to work effectively within Agile environments and cross-functional teams. Nice to Have * Experience participating in large-scale digital transformation projects . * Knowledge of

application security , observability , and performance optimization . * Experience providing technical leadership or mentoring other developers. * Fluent/Advanced level of English to collaborate within international environments. What We Offer * Permanent contract through Hays for a full-time, long-term project. * Opportunity to work with a Top global pharmaceutical company . * Flexible working model with one office day per week in Sant Cugat del Vallès. * Exposure to modern data stack and cloud technologies. * Collaborative, international environment with cross-functional teams.

At Hays , we are collaborating with a leading global pharmaceutical company operating in more than 130 countries focused on improving the health and quality of life of both people and animals through innovation, research, and technology . We are looking for a Full Stack Software Engineer with solid experience across both frontend and backend development. Working closely with Product , Architecture , QA , and Operations teams, you will contribute to building scalable and high-quality solutions while supporting ongoing digital transformation initiatives. Main Responsibilities * Design, develop, and maintain end-to-end web applications . * Contribute to the definition of software architectures and development best practices . * Develop and implement solutions across both frontend and backend environments. * Collaborate closely with Product , Architecture , QA , and Operations teams. * Ensure software quality through testing , code reviews , and automation practices . *