Overview
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As 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 / Beneficios
flex 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
Responsabilidades
Lead 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 principales
7+ 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 xqbhyrx
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

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