Senior Backend Developer - Python - Spain

• Salary up to 75,000
• Remote
• Python, FastAPI, AWS, Microservices & Docker
• Work on cutting-edge AI/ML products

Due to continued growth, we're looking for a Senior Backend Engineer to join an innovative technology organisation developing AI-powered solutions. You'll be part of a collaborative engineering team, building scalable backend systems that support high-performance, cloud-native applications.

• Salary up to 75,000
• Remote
• Flexible working environment
• Opportunity to work on AI/ML-driven products
• Modern cloud-native technology stack
• Ongoing learning and career development
• Collaborative engineering culture

As a Senior Backend Engineer, you'll design, build and maintain secure, scalable backend services and APIs that power AI-driven applications. Working closely with Product Managers, Frontend Engineers and Data Scientists, you'll develop cloud-native microservices, integrate AI/ML models into production, optimise databases, and ensure systems remain secure, reliable and performant.

You'll also contribute to architectural decisions, CI/CD pipelines, monitoring, performance optimisation and the continual improvement of the platform.

• 8+ years' commercial backend development experience
• Strong Python development experience
• FastAPI, Flask or similar frameworks
• Microservices architecture
• REST APIs, gRPC or GraphQL
• AWS cloud services
• Docker and containerisation
• PostgreSQL, MySQL and MongoDB
• Git, GitHub Actions and CI/CD pipelines
• JWT, OAuth2 and OpenID Connect
• Performance optimisation and scalability
• Strong communication and problem-solving skills

• MLOps or AI/ML model deployment
• Kafka or AWS SQS
• Terraform or CloudFormation
• AWS Lambda and serverless architectures
• CloudWatch or Datadog
• Agile/Scrum
• AWS certifications

Please either apply through this advert or email me directly via .

For further information please call me on / .

By applying for this role, you give express consent for us to process and submit (subject to required skills) your application to our client in conjunction with this vacancy only.

Key Skills: Python, FastAPI, Flask, AWS, Microservices, REST APIs, GraphQL, Docker, PostgreSQL, MySQL, MongoDB, CI/CD, GitHub Actions, AI/ML, MLOps, Terraform, Serverless.