Senior Fullstack Engineer (.NET+ React)

About the position

We are seeking a highly skilled Senior Fullstack (.NET + React) Engineer to join our growing engineering team and help shape the future of productivity-driven software solutions. This role involves end-to-end software development, leveraging modern technologies across cloud platforms, backend, and frontend. If you're passionate about building high-performance, scalable applications in a collaborative and fast-paced environment—this opportunity is for you!

Location: Open to candidates located in Spain or Portugal (Remote - but the position requires travel to the UK for project-related activities)

Your Responsibilities

As a Senior Fullstack (.Net + React) Engineer, you will play a key role in designing, developing, and maintaining scalable cloud-based software applications. You will be part of a distributed and high-performing team that values clean code, modern architecture, and continuous improvement. Your work will directly contribute to delivering top-quality, intuitive solutions to clients across diverse industries.

What you'll do:

• Develop and maintain robust RESTful APIs using C# and .NET Core.

• Build modern and responsive web interfaces using React.

• Design and implement scalable applications using AWS cloud and Terraform.

• Leverage containerization technologies like Docker and Kubernetes to optimize deployment and scalability.

• Collaborate with cross-functional teams to solve complex technical challenges.

• Contribute to the design and architecture of microservices-based systems.

• Write clean, maintainable code supported by unit and integration testing.

• Implement and maintain CI/CD pipelines and Infrastructure as Code practices.

• Stay current with technology trends and actively share knowledge with your peers.

• Participate in project-related travel to the UK as needed.

Requirements

• Minimum of 6 years’ hands-on experience in software development.

• Proficiency in C# and .NET Core for backend development.

• Strong experience with React for frontend development.

• Cloud expertise with AWS and Terraform.

• Experience building microservices and RESTful APIs.

• Hands-on experience with Docker and Kubernetes.

• Strong understanding of object-oriented programming, data structures, and algorithms.

• Experience with relational databases like PostgreSQL.

• Strong testing mindset with experience in unit/integration testing.

• Familiarity with Okta, JWT, SSO, and MFA concepts.

• Experience working in Agile environments and distributed teams.

• Excellent English communication skills—both written and verbal.

What’s in It for You?

• Career acceleration in a rapidly growing global tech organization.

• Competitive salary and yearly bonus.

• Hybrid work model with flexibility.

• Monthly work-from-home allowance.

• Travel opportunities to collaborate directly with international teams.

• Opportunity to work alongside experts and contribute to cutting-edge solutions.

Ready to join a fast-moving, innovation-driven team? Apply now and help us build the products of tomorrow!

Place of work