Senior Full-Stack Engineer – Hybrid in Barcelona

Q‑tech; Bellprat; Hybrid; EUR 50,000 - 60,000; Full time

Benefits offered by this job

Health assurance

Hybrid work

Barcelona office

Job summary

Q-tech is seeking a Senior Full Stack Software Engineer to join the Digital team that maintains the company’s main customer platform. You will modernize the stack to Spring Boot, React and microservices, build new modules for asset tracking, and handle high-volume data in a multi-tenant, service-oriented environment.

The role offers a hybrid work model with two days in the Barcelona office and a competitive salary of €50,000–€60,000 gross per year, plus health assurance and Azure-related

Qualifications

• Solid experience as a Full Stack Engineer with Java (Spring Boot) and React.
• Experience with PostgreSQL.
• Experience with service-oriented or microservices architectures.
• Methodical, structured engineering approach in regulated environments with quality and security standards.
• Hands-on experience with AI-assisted development tools is valued.

Responsibilities

• Develop and evolve features on a platform.
• Lead the platform’s modernization from traditional Java enterprise containers to a modern stack built on Spring Boot, React and microservices.
• Separate and integrate microservices within a service-oriented architecture.
• Help build a new module for automated asset tracking using digital chips, a key part of the customer-facing platform.
• Work with high-volume data.
• Collaborate with the platform’s lead architect who sets guidelines and mentors the team.

Skills

Java (Spring Boot)

React

Microservices

AI-assisted tools

Tools

PostgreSQL

Microsoft Azure

AI-assisted development tools

Job description

Q-tech is seeking a Senior Full Stack Software Engineer to join the Digital team that maintains the company’s main customer platform. You will modernize the stack to Spring Boot, React and microservices, build new modules for asset tracking, and handle high-volume data in a multi-tenant, service-oriented environment.

The role offers a hybrid work model with two days in the Barcelona office and a competitive salary of €50,000–€60,000 gross per year, plus health assurance and Azure-related