Senior Fullstack Developer at Grid Solutions SAS

Language

Location: Madrid, Community of Madrid
Type: Full-time
Level: senior
Posted: Jul 28, 2026

Description

Grid Automation is hiring a Senior Software Developer for its GridBeats™ Platform team. The role focuses on designing, developing, testing, and maintaining software for grid-connected device management, including backend services, APIs, integrations, shared components, and legacy-system modernization. The developer will collaborate with architects, product owners, QA, systems engineers, cybersecurity, and other teams, while also mentoring junior engineers and promoting software engineering best practices.

Required Skills

Java
C++
C#
Python
JavaScript
AWS
Azure
APIs
CI/CD
DevOps
Cybersecurity

Additional Information

Required Previous Experiences: Proven software engineering and hands-on development experience
Experience with Java, C++, C#, Python, or JavaScript
Familiarity with AWS or Azure
Experience developing software for large-scale, distributed, or embedded systems
Experience integrating embedded systems with backend, cloud, or enterprise software platforms
Experience defining or implementing APIs, system interfaces, and data models
Experience with system evolution, migration strategies, and technical debt management
Experience with CI/CD, DevOps, and modern software development toolchains
Understanding of cybersecurity architecture and secure software design
Preferred Qualifications: Cybersecurity standards and practices in industrial or embedded contexts
Experience in industrial, embedded, or safety-critical environments
Strong communication, problem-solving, documentation, planning, and execution skills
Business acumen and leadership
Ability to work in international and matrix organizations
Ability to interface effectively with all organizational levels