Lead Software Developer, Aviation (Java, Python & AI Systems)

Overview WELCOME TO SITA’S AIRCRAFT BUSINESS UNIT SITA's Aircraft Business Unit makes flight operations, air traffic management and aircraft maintenance more sustainable and efficient by enabling collaboration between people and organizations in the air transport industry through: Communication – connecting aircraft and people around the world. Data & Platform - Turning aircraft data into valuable insight for the entire industry. Applications – Empowering the industry with user-friendly tools that make flight operations more sustainable and efficient. Ready to redefine air travel? The journey starts here, with you at SITA. ABOUT THE ROLE & TEAM We are seeking a highly skilled Lead Software Developer to drive the design, development, and delivery of scalable software solutions. This role requires deep expertise in Java and Python, strong leadership capabilities, and a solid understanding of modern architectures, with exposure to AI-driven systems. Experience with Angular on the frontend is a strong plus. You will lead a team of engineers, make key technical decisions, and collaborate closely with product, data, and AI teams to build innovative, high-performance applications. WHAT YOU WILL DO Lead the design, development and delivery of scalable, secure software solutions using Java and Python, with exposure to AI-enabled components and (ideally) Angular on the frontend. Architect, build and maintain robust backend services, APIs and microservices (e.g., Spring Boot) and drive clean architecture and engineering best practices. Ensure solutions are scalable, secure and observable; drive performance tuning, reliability improvements and operational excellence. Enable integration of AI/ML components and data services where applicable (service interfaces, dependencies, evaluation hooks). Lead engineering delivery: estimation, planning, code reviews, technical debt management, and CI/CD improvements. Mentor and guide developers, setting quality standards and enabling team growth through feedback and knowledge sharing. Collaborate with Product, DevOps and data/AI teams to deliver in an Agile environment. Qualifications WHO YOU ARE 7+ years of software development experience with proven delivery in a senior/lead role. Strong Java expertise (e.g., Spring Boot, Hibernate) and solid Python experience. Strong understanding of microservices, REST APIs, distributed systems and system design. Experience with cloud platforms (AWS, Azure or GCP), containers (Docker) and CI/CD practices. Solid knowledge of software security fundamentals (IAM, SSL/TLS, OAuth/JWT) and secure coding practices; exposure to compliance frameworks is a plus. Experience with relational and non-relational databases; understanding of performance tuning and observability. Nice to have: Angular (or similar), event-driven architectures (Kafka/RabbitMQ), Kubernetes, and familiarity with AI/ML systems and MLOps concepts. Aviation/OCC domain exposure is a strong advantage WHAT WE OFFER We're all about diversity. We operate in 200 countries and speak 60 different languages and cultures. We're really proud of our inclusive environment. Our offices are comfortable and fun places to work, and we make sure you get to work from home too. Find out what it's like to join our team and take a step closer to your best life ever. 🏡 Flex Week: Work from home up to 2 days/week (depending on your team's needs) ⏰ Flex Day: Make your workday suit your life and plans. 🌎 Flex-Location: Take up to 30 days a year to work from any location in the world. 🌿 Employee Wellbeing: We have got you covered with our Employee Assistance Program (EAP), for you and your dependents 24/7, 365 days/year. We also offer Champion Health - a personalized platform that supports a range of wellbeing needs. 🚀 Professional Development: Level up your skills with our training platforms, including LinkedIn Learning! 🙌 Competitive Benefits: Competitive benefits that make sense with both your local market and employment status. SITA is an Equal Opportunity Employer. We value a diverse workforce. In support of our Employment Equity Program, we encourage women, aboriginal people, members of visible minorities, and/or persons with disabilities to apply and self-identify in the application process. WHO YOU ARE 7+ years of software development experience with proven delivery in a senior/lead role. Strong Java expertise (e.g., Spring Boot, Hibernate) and solid Python experience. Strong understanding of microservices, REST APIs, distributed systems and system design. Experience with cloud platforms (AWS, Azure or GCP), containers (Docker) and CI/CD practices. Solid knowledge of software security fundamentals (IAM, SSL/TLS, OAuth/JWT) and secure coding practices; exposure to compliance frameworks is a plus. Experience with relational and non-relational databases; understanding of performance tuning and observability. Nice to have: Angular (or similar), event-driven architectures (Kafka/RabbitMQ), Kubernetes, and familiarity with AI/ML systems and MLOps concepts. Aviation/OCC domain exposure is a strong advantage WHAT WE OFFER We're all about diversity. We operate in 200 countries and speak 60 different languages and cultures. We're really proud of our inclusive environment. Our offices are comfortable and fun places to work, and we make sure you get to work from home too. Find out what it's like to join our team and take a step closer to your best life ever. 🏡 Flex Week: Work from home up to 2 days/week (depending on your team's needs) ⏰ Flex Day: Make your workday suit your life and plans. 🌎 Flex-Location: Take up to 30 days a year to work from any location in the world. 🌿 Employee Wellbeing: We have got you covered with our Employee Assistance Program (EAP), for you and your dependents 24/7, 365 days/year. We also offer Champion Health - a personalized platform that supports a range of wellbeing needs. 🚀 Professional Development: Level up your skills with our training platforms, including LinkedIn Learning! 🙌 Competitive Benefits: Competitive benefits that make sense with both your local market and employment status. SITA is an Equal Opportunity Employer. We value a diverse workforce. In support of our Employment Equity Program, we encourage women, aboriginal people, members of visible minorities, and/or persons with disabilities to apply and self-identify in the application process.