Data Engineer/Developer – ENGIE (Madrid) About ENGIE Supply Energy Management (SEM): ENGIE Supply Energy Management (SEM) oversees one of Europe’s largest energy portfolios, optimizing assets and contracts to deliver competitive, reliable, and sustainable energy solutions. Role Overview: We are looking for a proactive and business-driven developer to join a fast-paced team. You’ll work closely with traders and other stakeholders to design, develop, and maintain data solutions that drive automation, digitalization, and data-informed decision-making across energy operations. Key Responsibilities Develop and refine high-performance Python tools that empower trading desks. Collaborate with traders to transform business needs into smart, scalable solutions. Design and deploy cloud-native applications on AWS for speed and reliability. Optimize system performance and ensure robust, secure architectures. Drive innovation and shape the roadmap for next-gen trading technology. Profile Expert in Python development with a focus on clean, scalable code. Skilled in AWS (Lambda, EC2, S3, CloudWatch) and modern cloud architectures. Experienced in API integrations, data pipelines, and containerized deployments. Strong grasp of CI/CD, Git workflows, and agile delivery. Sharp problem-solver with a proactive mindset and attention to detail. Location: Madrid, Spain