Overview 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 / Ventajas

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 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