System Architect
Workplace: Stockholm, Sweden
Expires: September 18, 2025
As a System Architect at Castra, you will work closely with both business and technical teams, serving as the bridge between the customer's vision and technical reality, ensuring architecture is scalable, sustainable, and adaptable for future demands. Castra offers a highly developmental consulting environment with challenging and varied projects for both private and public actors, emphasizing knowledge sharing and collaboration within a dedicated consulting team.
Main requirements:
  • Minimum 10 years of experience in software development and architecture roles.
  • Strong technical background with experience in backend and cloud-based solutions (AWS, Azure, GCP).
  • Experience with microservices architecture, API design, and integration patterns.
  • Good knowledge of .NET or Java.
Responsibilities:
  • Collaborate with business and technology teams to translate customer vision into technical architecture.
  • Ensure the architecture is scalable, sustainable, and adaptable to future requirements.
  • Participate in challenging and varied projects for both private and public clients.
  • Contribute to the consultant team with knowledge sharing and collaboration.
Required hard skills:
  • System architecture design
  • Backend development
  • Cloud platforms (AWS, Azure, GCP)
  • Microservices architecture
  • API design
  • Integration patterns
  • .NET
  • Java
Soft skills:
  • Collaboration
  • Communication bridging business and technology
  • Adaptability
  • Responsibility
  • Knowledge sharing mindset
Coding languages:
  • .NET
  • Java
Natural languages:
  • Swedish (Proficient)
  • English (Working knowledge)
Cultural skills:
  • Entrepreneurial mindset
  • Value of co-ownership and participation
  • Respect for individual choices and personal development
  • Team supportiveness and trust