Senior Software Engineer - Python / FastAPI / Kafka (100%)

Project overview

For a long-term project at our client in Bern (with remote share), we are looking for a Senior Software Engineer (m/f/d) - Python / FastAPI / Kafka.

Further Framework Data

Type of assignment:

Responsibilities

Must-Have Requirements

Nice-to-Have Requirements

Further Information

Let’s power the future together

From business case to implementation: As a leading consulting firm for strategic transformations, we are a trusted partner for our clients - and for our employees. Responsible, high-performing, and always with a focus on people. #WeAreWavestone

With our 360° portfolio of consulting services, we combine first-class industry expertise with a broad spectrum of cross-industry competencies, work interdisciplinarily, and think outside the box. We can thus offer our partner companies and freelancers comprehensive perspectives within our own projects and support them as a long-term framework contract partner in filling project vacancies – promptly and directly.

We look forward to hearing from you!

Your direct contact at Wavestone

Lejla Nametak

Phone: *

Email: *@*.eu

• Technical leadership of an agile development team without disciplinary responsibility
• Development of modern backend solutions with Python
• Conception, design, and implementation of cloud-native microservice architectures
• Co-design and further development of the target architecture
• Conducting code reviews and ensuring high quality standards
• Coaching and mentoring of developers in the team
• Definition and establishment of best practices regarding architecture, clean code, testing, and software quality
• Development of performant REST APIs with FastAPI
• Development of event-driven applications with FastStream and Apache Kafka
• Design and implementation of API management concepts
• Deployment and operation of containerized applications on OpenShift and Kubernetes
• Support in the setup and further development of CI/CD pipelines and DevOps processes
• Close collaboration with system architects and adjacent development teams
• At least 8 years of professional experience in professional software development
• Several years of experience as a Senior Developer, Technical Lead, or Lead Engineer
• Excellent knowledge of Python and modern Python frameworks, especially FastAPI
• Experience with FastStream and event-driven architectures
• Very good knowledge in the development and operation of microservices
• Profound experience with Apache Kafka
• Several years of experience with Kubernetes and OpenShift
• Very good knowledge in API management as well as in the design and development of REST APIs
• Experience in creating and evaluating software architectures
• Demonstrable experience with code reviews and the establishment of development standards
• Experience with Clean Architecture, Clean Code, Domain-Driven Design (DDD), and test automation
• Very good knowledge of Git and modern CI/CD processes
• Experience with agile development methods such as Scrum and Kanban
• Strong communication skills, analytical thinking, and a high awareness of quality
• Very good German and good English skills
• Technical leadership skills and role model function
• High initiative and sense of responsibility
• Ability to clearly communicate architectural decisions and establish them within the team
• Enjoyment of passing on knowledge and professionally developing developers
• Structured, solution-oriented, and pragmatic way of working
• Experience in the telecommunications environment, especially with OSS/BSS, network management, provisioning, or service orchestration
• Knowledge of TM Forum Open APIs, Open Digital Architecture (ODA), or comparable industry standards
• Experience with cloud-native architectures and DevSecOps
• Knowledge in the area of observability, e.g., with Prometheus, Grafana, or OpenTelemetry
• Experience with Infrastructure as Code, e.g., with Terraform or Ansible
• Assignment period: 01.11.2026
• 31.10.2027 with option for extension
• Workload: 100%
• Location: Ostermundigen with remote share (Wednesday team day; the team is usually on-site on Monday, Wednesday, and Thursday)

Project details

100%

Industry: Transport - Travel - Logistics

• Start: flexible
• Remote: hybrid
• Location: Bern, Schweiz, CH
• Languages: German