SR Fullstack Developer / Technical Team Lead (Python & React)

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Fullstack Developer / Technical Team Lead (Python & React)

Remote from Spain | Monthly travel to UK | Full-time, long-term

We are currently looking for a Fullstack Developer with leadership potential or an experienced Technical Team Lead to join a fast-growing international tech organization working on high-impact projects for a leading UK-based client in the aviation industry.

This is a remote position based in Spain, with monthly travel to London (Heathrow) and initial onboarding in the UK.

About the Company

You will join a dynamic technology company focused on transforming how software engineering teams deliver value. They partner with global clients to design, build, and scale innovative digital products.

The end client is one of the largest international airlines in the UK, operating across nearly 600 destinations worldwide.

Your Role

Depending on your experience, you will either:

As a Fullstack Developer

• Build and maintain scalable backend services and APIs
• Develop modern web interfaces using React
• Collaborate with cross-functional teams (Product, Frontend, DevOps)
• Ensure performance, scalability, and security best practices
• Implement testing strategies (unit & integration)
• Monitor and optimize system performance

As a Technical Team Lead:

• Lead and mentor a multidisciplinary engineering team
• Drive delivery, quality, and scalability of software projects
• Manage backlog, prioritize tasks, and support sprint planning
• Collaborate with stakeholders to align technical solutions with business goals
• Promote best practices and continuous improvement

Tech Stack

• Backend: Python (FastAPI, Flask)
• Frontend: ReactJS, JavaScript, HTML, CSS
• Architecture: Microservices, REST, GraphQL, event-driven systems
• Databases: PostgreSQL, MySQL, MongoDB
• Cloud: AWS (ECS, serverless, APIs)
• DevOps: Docker, CI/CD (GitHub Actions)
• Security: JWT, OAuth2, OpenID Connect, Entra ID
• Observability: Datadog, CloudWatch
• Others: ETLs, performance optimization, caching, load balancing

Requirements

• Strong experience in software development (7+ years for Lead role)
• Solid expertise in Python and modern frameworks
• Experience with React and frontend integration
• Background in cloud environments (AWS preferred)
• Knowledge of microservices and scalable architectures
• Experience with CI/CD and DevOps practices
• Strong problem-solving and communication skills
• Upper-intermediate/advanced English level

Nice to have:

• Experience with data platforms or data engineering
• Exposure to GCP or Azure
• Previous experience in leadership roles (for Lead position)

What’s Offered

• Permanent contract as an employee in Spain
• Work equipment (laptop, monitor, chair)
• Private health insurance (Sanitas)
• 23 vacation days + Dec 24th & 31st
• Flexible compensation (Cobee)
• Monthly allowance (€40)
• Access to corporate benefits platform
• Reduced working hours on Fridays

Recruitment Process

• Initial HR screening
• Technical interview
• Final interview with the client

Interested? We’d love to hear from you! Apply now and be part of a project that combines cutting-edge technology with global impact.

Ref: #1144 / #1141

Job Type: Full-time

Pay: 85,000.00€ - 100,000.00€ per year

Language

• Inglés (Required)

Willingness to travel:

• 50% (Required)

Work Location: Remote