Staff Engineer (80-100%)

Job description

About the role

As a Staff Engineer, you are an experienced individual contributor who combines deep technical expertise with leadership skills across teams. You lead by example - guiding implementation decisions, mentoring engineers and tech leads, and shaping technical practices that make our systems more secure, resilient and maintainable.

Main tasks

• Design and implement secure, scalable back-end systems in collaboration with cross-functional teams.
• Creation and promotion of reusable libraries, design patterns and technical standards that promote consistency and quality.
• Mentoring engineers and tech leads in system design, performance and safe practices.
• Leading technical decisions and trade-offs across domains to improve maintainability and speed of delivery.
• Promoting observability, testability and operational resilience throughout the development cycle.
• Review and contribute to RFCs, design documents and decision protocols to align teams and provide clarity.
• Work with platform and engineering leaders to improve CI/CD, developer tools and system reliability.
• Support incident response and lead root cause analysis to drive systematic improvements.
• Researching and piloting new technologies that improve performance and developer experience.

Ideal candidate

• Experience in designing complex back-end systems in regulated or highly trusted environments.
• Strong understanding of system performance, observability and secure software development.
• Background in incident management and building resilient, fault-tolerant systems.
• Proven mentoring and cross-team influence on technical decisions.
• Collaboration capabilities across product, platform, architecture and security roles.
• Familiarity with modern technical practices: CICD, IaC (Terraform), Kubernetes, AWS.
• Expertise in Java (Quarkus) or NodeJS (NestJS), with a willingness to learn the other.

What success means

• Teams proactively seek your input on complex technical challenges and design decisions.
• Your samples and standards improve delivery speed, system quality and developer experience.
• Platforms and system resilience improve, with a measurable reduction in incidents and MTTR.
• Engineers and Tech Leads grow through your mentoring and leadership role.
• Your work contributes significantly to the long-term technical strategy and technical principles.
• Teams deliver safe, reliable and maintainable systems that meet regulatory requirements.

Our engineering culture

• Team-first mindset. The team stands above the individuals.
• Our people always come first. It all starts here.
• We deliver frequently, with high quality and safety.
• We celebrate successes and learn from mistakes.