Job offer

Senior Software Engineer, Custody Value Stream

Senior Software Engineer (80–100%) at Sygnurn in Zurich, focusing on the development of secure custody solutions for digital assets in a regulated environment. The role requires 5+ years of experience in Java or TypeScript, as well as expertise in distributed systems, security, and CI/CD.

Tasks

  • Developing new features and improvements by writing and deploying high-quality, secure code with comprehensive test coverage
  • Continuous improvement of application quality and security, identification of existing technical debt, and planning for its resolution
  • Responsibility for production incidents, prompt and efficient resolution, and collaboration with cross-functional teams to resolve issues and restore service continuity
  • Collaborate with platform engineers to ensure CI/CD pipelines and optimize our release processes
  • Collaborate with SRE engineers and solution architects to optimize application performance, resilience, and observability
  • Support and Mentoring for Junior Software Engineers
  • Actively advising and supporting the team in the use of AI tools (e.g., Claude Code) to deepen their integration throughout the entire delivery cycle while adhering to security and compliance standards, as well as supporting cultural change

Requirements

  • 5+ years of experience in software development, including at least 3 years building scalable and reliable platforms in regulated or highly secure environments
  • Practical work experience with Java or TypeScript
  • In-depth knowledge of computer security concepts, threats, and best practices, as well as experience with cryptographic systems and secure data processing
  • Experience in designing and integrating high-availability, failover, and disaster recovery capabilities for distributed systems
  • Expertise in setting up, configuring, and managing complex CI/CD pipelines for fast, secure, and compliant deployments
  • Ability to organize and use modern cloud services; experience with Kubernetes and container orchestration is a plus
  • Strategic thinking to diagnose root causes, prioritize fixes, and drive quality improvements across platforms
  • 3+ years of experience in software development for large-scale systems
  • Practical experience with backend services in Java or TypeScript, as well as relational and NoSQL databases (MongoDB, SQL), with an understanding of data modeling and performance optimization
  • A passion for building scalable backend services using the latest industry standards
  • A cooperative and growth-oriented mindset
  • A commitment to quality and safety that is integrated into the software development cycle
  • It's a great feeling to take responsibility for the entire development lifecycle, from solution design to the application's operation in production
  • Openness to change and motivation driven by new opportunities and challenges
  • Practical experience using a range of AI tools in day-to-day work; AI-native experience strongly preferred

We offer

  • Attractive compensation package that exceeds the market average
  • Private health insurance
  • Benefits of Telehealth (Aetna Telehealth & Cigna)
  • Mental Health Program (Headspace)
  • Budget for Education and Continuing Education
  • Generous PTO (Paid Time Off) Policy
  • Private Retirement Plans
  • Company-Sponsored Professional Development
  • Flexibility for Remote or Hybrid Work
  • Health and Wellness Support Services During Office Visits
  • Life Insurance with Flexible Coverage Options
  • 40

Job details

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