Senior Software Engineer (80-100%, all genders)
Description
Senior Software Engineer (80-100%, all genders)
limited position till 31. December 2028
- Location: Zürich/Kloten / Zürich-Airport
- Employment level: Direct entry
- Function: Flight Operations
- Working time: Full-time or part-time
- Salary: CLA
- Publishing date: 11-03-2026
- Application deadline: 11-10-2026
Join SWISS International Air Lines’ OPSD team as a Senior Software Engineer (AI/ML & OR), turning advanced architectures into production software. Own and scale GCP, ML pipelines, numerical optimizers, and aviation data engineering for reliable AI/ML and Operations Research models.
Starting date: January 01, 2027
You may apply in English or German.
Tasks
Partner with the Lead Principal Software Engineer and OR Lead to deliver reliable solvers, ML models, serverless data platforms, and GenAI applications. Mentor engineers, lead rigorous code reviews, and uphold high engineering standards across the team.
- Software & Data Engineering: Design & implement reusable and testable Python and SQL solutions, scalable microservices, and robust ETL/ELT pipelines for multi-source aviation data, model training, and real-time inference.
- AI/ML & Optimization: Partner with Lead OR and others to Implement, containerize, deploy, and operate ML models and high-performance numerical solvers with OR and data science experts.
- Cloud Infrastructure & Operations: Collaborate with Lead Architect to provision, secure, monitor, and optimize serverless data products, reliable, cost-efficient GCP services and microservices using Terraform.
- Engineering Excellence: Uphold high standards, lead peer code reviews, strengthen automated testing, CI/CD pipelines, and mentoring through guidance and pair programming.
Behind the scenes
Together, we fly
We connect cultures and create unique experiences. With exceptional crews in the air and a strong foundation on ground. We are a unity, yet many characters. Carrying Switzerland closer to the world. And the world closer to us. We genuinely want our guests to have a great time travelling with us.
The leading airline of Switzerland
With one of Europe’s most advanced aircraft fleets, SWISS is a premium airline that provides direct flights from Zurich and Geneva. As a member of the Lufthansa Group, SWISS drives sustainable aviation for our guests, employees and society, society, offering that distinctive SWISS experience.
Requirements
- Education & Experience: A Bachelor’s or Master’s degree in Computer or Data Science, Engineering, Mathematics, or equivalent experience, plus 6+ years in software engineering, architecture, and database design.
- Python & SQL: 3+ years building production ML, MLOps, or microservices in Python and 5+ years in SQL, data warehousing, performance tuning, and robust ETL/ELT processes.
- GCP Delivery: Hands-on expertise with Cloud Run, BigQuery, Pub/Sub, Dataflow, Terraform, CI/CD, code reviews, and automated testing.
- Optimization & GenAI: Experience or interest in Docker, Kubernetes, numerical solvers, OR optimizers, and frameworks such as LlamaIndex, ADK, or multi-agent environments.
- Collaboration: Agile experience, strong Product collaboration, aviation interest, and C1/C2 English.
For any further questions, please contact our Recruiting Services Center at +41 44 564 22 66.
Benefits
Attractive company pension scheme
Subsidized parking or public transport
Company health management
Flight benefits
Remote working (e.g. from home)
Flexible workhours and part-time working models
Diversity programmes
Paid maternity and paternity leave
Attractive company pension scheme, Subsidized parking or public transport, Company health management, Flight benefits, Remote working (e.g. from home), Flexible workhours and part-time working models, Diversity programmes, Paid maternity and paternity leave
Contact
About Swiss International Air Lines AG
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