Title: Lead Software Engineer
Type: Full-time
Location: All Visium locations
Start date: March 2026
About us
At Visium, we enable enterprise executives in defining their AI & Data strategy, execute large scale transformations and implement AI across operations, ensuring their organization becomes future-proof.
With expertise in strategy, architecture, cloud engineering, analytics, artificial intelligence and machine learning, we empower our clients to unleash and scale the power of their data.
We’re on a mission to pioneer a bright future and build future-proof and ethical organizations. Join the curious, the ambitious, the doers, the good-hearted, the ones who build a world we’re all in awe of – our Visiumees.
Ready to become one?
Role
We are looking for a Lead Software Engineer (Machine Learning focus) with strong experience in building production‑grade systems and a solid exposure to MLOps and ML systems. The primary focus of this role is software development excellence: designing clean architectures, writing high‑quality code, and operating reliable systems at scale. You’ll also collaborate with business stakeholders to deliver scalable, maintainable, and high‑impact ML solutions on Google Cloud Platform.
* Design, develop, and maintain scalable, reliable software systems supporting ML use cases
* Own production services end‑to‑end (design, implementation, testing, deployment, monitoring)
* Apply and promote software engineering best practices (clean code, architecture patterns, testing, CI/CD)
* Build and maintain APIs, services, and data pipelines used by ML systemsImplement MLOps workflows with a strong engineering mindset (automation, reproducibility, monitoring)
* Design and operate cloud‑native systems on Google Cloud Platform
* Collaborate closely with ML engineers and data scientists to integrate models into production systems
* Communicate clearly with stakeholders and contribute to technical decision‑making
To apply, this should be part of your background:
* 6+ years of experience in software engineering
* Very strong programming skills and proven experience building production systems
* Solid background in software architecture, system design, and distributed systems
* Experience applying engineering best practices in real‑world environments
* Hands‑on experience with cloud platforms, with deep expertise in Google Cloud Platform (GCP)
* Experience with CI/CD, infrastructure as code, and production monitoring
* Strong communication and stakeholder management skills
* Ability to work on‑site in Winterthur once per week or if based outside of CH, availability to travel.
What we offer
* A competitive compensation package
* A yearly education budget to steep your learning curve
* A yearly sport budget because a fit body leads to a fit mind
* A flexible working culture because your work‑life balance matters to us
* A position that enables you to have an impact on 1’000s of people, and the whole company’s growth.
* An international, knowledgeable, and passionate team with a strong collaborative mindset
Check our LinkedIn and website to learn more about us & don’t hesitate to contact us if you have any questions.
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