Senior Software Engineer / Team Lead / Solution Architect (Backend, Kotlin, Microservices)
Location:
Langendorf, Switzerland (with team coordination in Istanbul)
Company Overview:
Sitasys AG is a leading provider of cloud-based security management solutions. Our product, evalink, is transforming the alarm management industry with a fully managed, automated SaaS ecosystem. We are expanding our R&D leadership capacity to execute complex development projects closely aligned with our product roadmap.
Job Summary:
We are seeking a Senior Software Engineer / Team Lead / Solution Architect to take ownership of critical customer and internal projects. This role combines technical leadership, hands-on development, and cross-functional collaboration with product management.
The successful candidate will guide and manage a development team in Istanbul while working directly with the product leadership team in Switzerland to ensure projects are delivered in line with strategic goals.
Key Responsibilities:
* Take technical ownership of complex projects, including customer-specific integrations and core platform development.
* Lead and mentor the development team in Istanbul, providing guidance, code reviews, and architectural oversight.
* Define and maintain scalable, secure microservices architectures, primarily using Kotlin.
* Work closely with product management to translate product roadmap items into executable technical plans.
* Ensure alignment between product vision, technical execution, and project deliverables.
* Support continuous improvement in development processes and team collaboration.
Requirements
* Bachelor’s degree in Computer Science, Engineering, or a related field.
* Fluent in Turkish and English (written and spoken).
* German skills are a plus, but not required.
* 10+ years of experience in backend development
* Experience with Java and Kotlin
* Hands-on experience with AWS deployments
* Proven experience with microservices architectures and distributed systems.
* Strong analytical skills and problem-solving capabilities.
* Excellent people management and communication skills, with a passion for mentoring and leading teams.
* Experience in the security industry (alarm management, monitoring, access control, etc.) is an advantage but not mandatory.
Why Join Us:
* Work on innovative, mission-critical systems in the security industry.
* Take a leading role in shaping the technical direction of high-impact projects.
* Collaborate with an international, highly skilled team in Switzerland and Turkey.
* Contribute to a fast-growing SaaS platform with cutting-edge architecture.
Location & Travel:
* This position is based in Switzerland (Langendorf).
* Occasional travel to Istanbul may be required for team collaboration.
Online Application
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