Our partner is looking for a Senior Full-Stack Software Engineer based in Spain. This is a fully remote opportunity for a senior engineer who can take ownership of complex software projects from concept through launch. You will contribute across the full technology stack, building new product capabilities while maintaining a strong focus on quality and automated testing.

You will work closely with a distributed engineering team to shape technical solutions, coding standards, and development practices. You will have the opportunity to make a meaningful impact on a growing SaaS product while working with a modern cloud-based technology stack. Deliver senior-level implementation of new product features across the full technology stack.

Own projects from technical conceptualization through implementation, testing, launch, and continuous improvement. Design and implement reliable, maintainable, and scalable software solutions. Build comprehensive test automation for new development, including unit and integration testing.

Solve complex technical challenges while balancing product requirements, engineering quality, and maintainability. Research, evaluate, propose, test, and implement new technologies, techniques, and development approaches. Collaborate with engineers and other stakeholders on technical design, coding standards, development practices, and best practices.





Contribute to maintaining a high-quality engineering environment with minimal technical debt.

Requirements: 7+ years of full-stack software development experience, with strong expertise in C# and .NET/Core, ideally within SaaS products. Strong experience with modern frontend JavaScript frameworks. Strong hands‐on experience developing and integrating Web APIs. Advanced SQL skills, with SQL Server experience preferred. Strong knowledge of Test‐Driven Development and automated testing, including both unit and integration testing. Hands‐on experience with Azure Cloud.

Azure

DevOps experience is a plus. Strong ability to build intuitive, reliable, and maintainable software. Fully remote work within Europe. Adaptable working schedule. Modern technology stack including Azure, .NET 8.x, C# 12, Ember.js 5.7, Bootstrap 5.x, Selenium, Entity Framework 8.x, SQL Server 2022, and Azure DevOps. Remote‐first environment designed to support asynchronous collaboration across time zones.

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📌 Full Stack Software Engineer - Python / Javascript (Madrid)
🏢 Jobgether
📍 Madrid