OverviewAs Lead Software Developer at SITA, you will steer the design and delivery of scalable, secure software in a fast-moving aviation tech environment.

You will collaborate with product, data, and AI teams to build high-performance applications, guiding architecture and engineering best practices.

Your work enables AI-enabled components and robust backend services that scale across the air transport ecosystem.

This role offers impact through leadership, modern tech, and a mission to make flight operations more sustainable and efficient.

Compensaciones / Beneficiosflex week: work from home up to 2 days/week flex day to fit life and plans flex-location: up to 30 days/year remote work

Employee Wellbeing programs (EAP, Champion Health)

professional development via LinkedIn Learning competitive benefits adapted to local market

ResponsabilidadesLead design, development and delivery of scalable software (Java/Python) and AI-enabled components

Architect and maintain backend services, APIs and microservices (e.g., Spring Boot)

Drive scalability, security, observability and performance improvements

Oversee AI/ML component integration and data services interfaces





Lead engineering delivery: estimation, planning, code reviews, debt management and CI/CD improvements

Mentor engineers, set quality standards and promote knowledge sharing

Collaborate with Product, DevOps and data/AI teams in an Agile environment

Requisitos principales7+ years of software development experience with proven senior/lead delivery

Strong Java expertise (Spring Boot, Hibernate) and solid Python experience

Understanding of microservices, REST APIs, distributed systems and system design

Experience with cloud platforms (AWS, Azure or GCP), Docker and CI/CD practices

Solid knowledge of software security fundamentals (IAM, SSL/TLS, OAuth/JWT) and secure coding; compliance exposure is a plus

Experience with relational and non-relational databases and observability

Nice to have: Angular, Kafka/RabbitMQ, Kubernetes, AI/ML familiarity, MLOps

Aviation/OCC domain exposure is a strong advantage leadership and team mentorship collaboration across cross-functional teams communication and code review discipline

Java

Python

Spring Boot

📌 Sr Frontend Engineer (Barcelona)
🏢 Sita - Société Internationale De Télécommunications
📍 Barcelona