Senior Staff Engineer (80-100%)

Tasks

As a Senior Staff Engineer, your primary mission is to advance engineering throughout the company. This includes:

• The establishment and further development of technical standards, patterns, and practices across all teams.
• The design and implementation of secure, scalable backend systems in collaboration with cross-functional teams.
• Mentoring engineers and tech leads on system design, performance, and security-focused practices.
• Promoting observability, testability, and operational resilience, including incident response and root cause analysis.
• Pioneering work in introducing AI-assisted development (Claude Code) and designing best practices for integrating these tools into engineering workflows.

Requirements

Our ideal candidate:

• Has more than 10 years of professional experience in systems engineering or a similar position.
• Has experience designing and implementing complex backend systems in regulated environments.
• Has a good understanding of system performance, observability, and secure software development.
• Has a proven track record in creating resilient, fault-tolerant systems.
• Has proven experience in mentoring and cross-team persuasion in technical decisions.
• Has expert knowledge of Java (Quarkus) or Node.js (NestJS) and is willing to learn the other technology.

Bonus points for experience with:

• Domain-Driven Design
• Clean Architecture
• Test-driven development
• Event-driven architecture

We offer

At Sygnum, you get:

• An attractive combination of market-oriented salaries and corporate incentive schemes.
• Flexible working hours and home office policy.
• Professional development through mentoring and buddy programs.
• A fully paid one-month sabbatical after five years of continuous employment.