The future of rail isn’t just about movement, it’s about intelligence, security, and connection. We unite rail expertise with digital innovation to create smarter, safer, and more sustainable transportation solutions. Technology here speaks with purpose: accelerating digitalization, embedding cybersecurity, and shaping the next era of rail.
Behind every breakthrough are people, their talent, creativity, and drive to push boundaries. Together, we’re building confidence, resilience, and a new standard for connected mobility powered by innovation.
This position is for Stadler Digital Labs, a joint venture between Stadler Rail and Critical Software serving as the digital competence center for the Stadler Group.
Check-out the website: https://stadlerdigitallabs.com
Which brings us to you, the person with:
- At least 3 years of experience using Java, Quarkus, Kafka, and PostgreSQL
- Knowledge of microservices architectures
- Experience with relational databases, particularly PostgreSQL
- Familiarity with event-driven architectures and message streaming using Kafka
- Experience with highly scalable and performant backend services built on Quarkus
- Experience in working autonomously within an agile environment with automated testing and continuous integration and delivery
- Capacity to deliver high quality, reusable and testable software components for highly scalable backend services using Java and Quarkus
- Ability to support the Product Owner with architectural insights and technical knowledge
- Expertise to be part of the team planning and improvement using agile methodologies
- Fluency in English (both written and spoken)
- Demonstrates awareness of AI trends (including agentic AI), with curiosity and motivation to explore how they can enhance products, processes, or ways of working
- Shows a learning mindset toward emerging technologies and an openness to experiment, adapt, and continuously upskill in an AI‑enabled environment.
What can you expect from us?
- Work that fits your life, not the other way around
- Offices designed to make you feel like you belong
- A team that knows how to work hard, but also how to have fun
- Pay that makes you feel valued, plus performance-based rewards
- Fringe Benefits especially planned to support you and those who are important to you
- Your growth is our priority: training, support, and opportunities!
Join us and help us to improve the efficiency and sustainability of rail mobility.
Critical Software is proud to be a Benefit Corporation. A Benefit Corporation differs from a standard corporation (C-Corporation): It is a for-profit business entity, legally defined in the US and other jurisdictions, whose legally defined goals include the positive impact on society, workers, the community and the environment, in addition to profit.
We are an equal opportunity workplace and committed to allow candidates with disabilities or neurodevelopmental conditions to prove their competencies to their full potential. We are willing to move the barriers that may prevent you from demonstrating that you are the right candidate for this role, so please let us know if you need some adjustment in your recruitment process.
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What We Do
At Critical Software, we believe our people are the core of who we are. Their talent, diversity, and ability to go beyond expectations shape everything we do. Working at Critical is about being part of a community built on purpose, values, and collaboration. Our commitment to engineering excellence makes us a trusted partner for some of the world’s leading companies in Aerospace, Railway, Medical Systems, Energy, Finance, and many more. We believe that technology is nothing without a passion to use it for good. That’s why we engineer change, helping to build a better and safer world through trusted and transformative technologies. Since 1998, we’ve helped companies in global industries like aerospace, transport, energy, healthcare and finance. Across the world, people and organisations depend on what we do. And we like that. Because it means that technology isn’t just our business. It’s our chance to help change the world. More than a company, we are a community. Our togetherness, culture and values are the foundations of who we are and what we do. We are proud to hold Benefit Corporation status, reflecting our commitment to sustainability, transparency, and business for good. We’re also one of only a few tech companies in the world to have both our waterfall and agile software development processes rated at CMMI® Level 5. Just as important as our technical expertise is our strong company culture, which guides us in everything we do. We’re recruiting for all of our locations right now and, if you’d like to find out more, please take a look at the careers section of our website.
