Senior Full-Stack Developer

Sopra Steria

HybridPosted July 29, 2026

Senior Full-Stack Developer

Sopra Steria

HybridPosted July 29, 2026

About the role

Senior Full-Stack Developer with Python and React experience is sought to join Sopra Steria in Almussafes, Spain. The role involves working across the full technology stack—from React/TypeScript front-ends to FastAPI/Python back-ends, and integrating with data processing services such as BigQuery and AlloyDB/PostgreSQL. Responsibilities include developing Low-Code forms, a Discrepancy Viewer for conflict resolution, Entity and Transitive Resolution engines, REST APIs and Pub/Sub, a visual graph explorer, and configuration management on AlloyDB with automated provisioning. You will also maintain test coverage and participate in code reviews, collaborating on automotive sector projects while continuing your professional development.

Requirements

What we offer:

Advanced proficiency in React with TypeScript and Next.js
Advanced proficiency in FastAPI with Python
Extensive experience with SQLAlchemy, advanced BigQuery SQL, AlloyDB/PostgreSQL, Pub/Sub, and Google Cloud Platform (Cloud Run, BigQuery API, IAM, Secret Manager)
Proficient in testing with pytest, Vitest/Jest and Playwright; familiar with Docker and GitHub Actions for CI/CD
English at B2 level
Permanent contract and full-time hours
Flexible hybrid model
23 days of vacation
Continuous training: technical, transversal, and language development; access to certifications and partner platforms
Life and accident insurance
Opportunity to participate in flexible compensation (medical insurance, childcare vouchers, transport, meals and training)
Access to Privilege Club discounts
Onboarding tailored

Senior Full-Stack Developer with Python and React experience is sought to join Sopra Steria in Almussafes, Spain. The role involves working across the full technology stack—from React/TypeScript front-ends to FastAPI/Python back-ends, and integrating with data processing services such as BigQuery and AlloyDB/PostgreSQL. Responsibilities include developing Low-Code forms, a Discrepancy Viewer for conflict resolution, Entity and Transitive Resolution engines, REST APIs and Pub/Sub, a visual graph explorer, and configuration management on AlloyDB with automated provisioning. You will also maintain test coverage and participate in code reviews, collaborating on automotive sector projects while continuing your professional development.

Requirements

What we offer:

Advanced proficiency in React with TypeScript and Next.js
Advanced proficiency in FastAPI with Python
Extensive experience with SQLAlchemy, advanced BigQuery SQL, AlloyDB/PostgreSQL, Pub/Sub, and Google Cloud Platform (Cloud Run, BigQuery API, IAM, Secret Manager)
Proficient in testing with pytest, Vitest/Jest and Playwright; familiar with Docker and GitHub Actions for CI/CD
English at B2 level
Permanent contract and full-time hours
Flexible hybrid model
23 days of vacation
Continuous training: technical, transversal, and language development; access to certifications and partner platforms
Life and accident insurance
Opportunity to participate in flexible compensation (medical insurance, childcare vouchers, transport, meals and training)
Access to Privilege Club discounts
Onboarding tailored

Track similar jobs

Get email alerts when new roles like this are posted.

Based on: Senior Full-Stack Developer

See how this role matches your resume

Sign in to get an AI match score and personalized feed.

Create account Sign in

More in Full-stack

Engineering Backend Frontend DevOps Remote-first