Looking to take the next step in your software engineering career? This is an opportunity to join a high-performing team working on technology that sits at the heart of energy trading operations.
You’ll work on a business-critical platform used by real users every day, gaining exposure to complex systems, modern engineering practices and the latest AI-assisted development tools. Supported by experienced colleagues, you’ll deepen your technical expertise while taking ownership of enhancements, resolving issues and contributing to the ongoing evolution of the application.
This role is adecuado for a developer with a solid foundation in .NET who wants to learn from a strong engineering team, accelerate their growth and embrace modern development approaches, including GitHub Copilot and other AI-powered coding tool s.
What You’ll Be Doing

Enhancing and maintaining a core trading application
Delivering new features, improvements and bug fixes
Investigating and resolving technical issues alongside users and stakeholders
Building and supporting ASP.NET Core APIs and backend services




Contributing to the Angular frontend
Writing automated tests and supporting CI/CD practices
Working closely with analysts, architects and engineers to deliver value iteratively
Using AI-assisted development tools to improve productivity and code quality
Helping modernise and improve existing application compone nts
What We’re Looking For

~3+ years’ experience with C#/.NET and ASP.NET
~ CoreExperience building APIs and working with SQL databases
~ Knowledge of Angular or another modern frontend framework
~ Understanding of software engineering best practices and clean code principles
~ Exposure to automated testing and CI/CD pipelines
~ Enthusiasm for learning, collaborating and adopting new technologies

Nice to Have

Entity Framework Core
React or other frontend frameworks
Azure, Terraform or DevOps tooling
Messaging technologies such as RabbitMQ or Kafka
Experience with application modernisati

📌 Full Stack Software Engineer (Madrid)
🏢 Kureos
📍 Madrid