Senior Software Engineer (80-100%, all genders)

Flughafen Jobs; Kloten; Remote; CHF 120,000 - 180,000; Part time

Benefits offered by this job

Pension scheme

Subsidized parking/public transport

Company health management

Flight benefits

Remote working options

Flexible work hours

Job summary

Swiss International Air Lines AG is seeking a Senior Software Engineer specialising in AI/ML and Operations Research to join the OPSD team in Zürich. You will own and scale GCP, ML pipelines, numerical optimizers, and aviation data engineering for reliable AI/ML and OR models.

Starting January 01, 2027, the role supports a limited position until 31 December 2028, with remote options and flexible hours. You may apply in English or German.

Qualifications

• Bachelor’s or Master’s degree in Computer, Data Science, Engineering, Mathematics or equivalent.

Responsibilities

• Partner with 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.
• Design and implement reusable and testable Python and SQL solutions, scalable microservices, and robust ETL/ELT pipelines for aviation data.

Skills

Python

SQL

English (C1/C2)

Agile experience

Education

Bachelor’s or Master’s degree in Computer/Data Science/Engineering/Mathematics

Tools

Cloud Run

BigQuery

Pub/Sub

Dataflow

Terraform

CI/CD

Docker

Kubernetes

Job description

limited position till 31. December 2028

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.

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.

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

Contact

LeviWisler

Human Resources

Swiss International Air Lines AG

E-Mail

About Swiss International Air Lines AG

Swiss International Air Lines (SWISS) is Switzerland’s leading air carrier. With one of Europe’s most advanced aircraft fleets, SWISS is a premium airline that provides direct flights from Zurich and Geneva to keep Switzerland connected with Europe and the world. Its Swiss WorldCargo division offers an extensive range of airport-to-airport airfreight services for high‑value, time‑critical and care‑intensive consignments. SWISS embodies Switzerland’s traditional values and is dedicated to delivering the highest product and service quality. The company also helps drive the decarbonization of the airline sector by modernizing its aircraft fleet, using sustainable aviation fuels and bringing ever greater efficiency to its operational processes. SWISS is part of the Lufthansa Group, and is also a member of Star Alliance, the world’s biggest airline network.