> Markdown version of [/jobs/ext/4491095-senior-full-stack-engineer-mcp-barcelona](https://www.wearedevelopers.com/jobs/ext/4491095-senior-full-stack-engineer-mcp-barcelona). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md).

---

# Senior Full- Stack Engineer/ MCP- BARCELONA

- **Company:** InnoIT Consulting
- **Location:** Barcelona, Spain
- **Contract:** Permanent contract
- **Skills:** Java (Programming Language), Application Programming Interfaces (APIs), Amazon Web Services, Cloud Computing, Enterprise Messaging Systems, RabbitMQ, Redis, TypeScript, Working Model 2D, Openapi, ReactJS, Backend, Agentic-AI, Git, Build Management, Integration Tests, Kubernetes, Front End Software Development, Cloud Migration, Model Context Protocol, Amazon Simple Queue Service (SQS), Marketplace, Docker
- **Published:** November 1, 2026
- **Apply:** https://www.jobleads.com/es/job/senior-full-stack-engineer-mcp-barcelona--barcelona--efb8b9db4852eea6e384a8f47870cad6a

## About the Role

Build and evolve backend and frontend features for a marketplace platform. You'll design and build APIs based on OpenAPI specifications and work in a cloud environment on AWS.

Core skills

 * TypeScript
 * React frontend development
 * APIs based on OpenAPI specifications
 * Git and modern development tooling
 * AWS
 * Experience using AI-assisted development tools and agentic workflows

Nice to have

 * Kubernetes and Docker
 * Redis or similar caching technologies
 * RabbitMQ, SQS or similar messaging platforms
 * Automated and integration testing
 * Cloud migration or modernization experience

Also valued for specific roles

 * Previous Java experience, as some systems run in a mixed technology landscape
 * Hands-on MCP (Model Context Protocol) experience, including building or integrating MCP-enabled services and agent-based solutions

## Description

We are looking for a Senior Full-Stack to join a Marketplace Engineering team.

What you'll do

Build and evolve backend and frontend features for a marketplace platform. You'll design and build APIs based on OpenAPI specifications and work in a cloud environment on AWS.

Core skills

 * TypeScript
 * React frontend development
 * APIs based on OpenAPI specifications
 * Git and modern development tooling
 * AWS
 * Experience using AI-assisted development tools and agentic workflows

Nice to have

 * Kubernetes and Docker
 * Redis or similar caching technologies
 * RabbitMQ, SQS or similar messaging platforms
 * Automated and integration testing
 * Cloud migration or modernization experience

Also valued for specific roles

 * Previous Java experience, as some systems run in a mixed technology landscape
 * Hands-on MCP (Model Context Protocol) experience, including building or integrating MCP-enabled services and agent-based solutions

What we offer

 * A hybrid working model that supports a healthy work-life balance.
 * Competitive salary and a flexible compensation plan.
 * An annual budget for training and professional development.
 * Opportunities to take part in technology communities and industry events.
 * Ongoing follow-up and professional support.
 * A development and growth plan tailored to your goals.

At InnoIT, we believe talent thrives in an environment where learning, innovation and enjoying the journey go hand in hand.

Join our team, contribute to innovative projects and continue growing alongside professionals who are passionate about technology.

Diversity, Equity and Inclusion

At InnoIT, we actively promote diversity, equity and inclusion. We welcome people from all backgrounds, experiences and professional paths, and we particularly encourage applications from groups traditionally underrepresented in the technology sector.

We assess every application objectively and fairly, ensuring equal opportunities throughout the selection process. We are also committed to making any reasonable adjustments required to provide an accessible and inclusive experience.

We do not discriminate based on gender, age, origin, nationality, sexual orientation, gender identity or expression, religion, disability, or any other status protected by applicable law.

We work to build a diverse, respectful and inclusive workplace where everyone has equal opportunities for professional growth, development and recognition.