Staff Software Engineer - Identity & Security Platform

SonarSource; Genf; On-site; CHF 150,000 - 210,000; Full time

Job summary

Sonar is seeking a Staff Engineer for the Identity Squad within the StoreFront department. You will architect robust, scalable identity solutions that bridge cloud and self-managed offerings, and lead end-to-end delivery of critical authentication and authorization features.

You will mentor engineers across the organization. You will partner with Product Managers and Engineering Managers to drive architecture, oversee deployments, and ensure secure, high‑performing services for millions of

Qualifications

• 8+ years of software engineering experience with leadership roles.
• Ability to drive initiatives with minimal supervision.
• Experience mentoring team members.
• Proficiency with Java and a commitment to Clean Code and high software quality.
• Experience architecting cloud-native applications.
• Experience with PostgreSQL and SQL.
• IAM expertise, including AuthN/AuthZ protocols (OAuth2, OIDC, SAML, JWT) and SCIM.
• Proficiency with AI coding tools (Codex, Claude, etc).

Responsibilities

• Collaborate with UX designers, Product Management, and engineering teams to deliver robust security features with an optimal user experience.
• Take strong ownership of squad deliverables and drive sprints toward successful completion.
• Architect and guide the design of our on-premises and AWS cloud applications.
• Oversee feature deployment, production monitoring, and troubleshoot live issues.
• Mentor engineering team members to grow their technical responsibilities and remove blockers.
• Contribute to the definition of the team’s short and long-term goals.

Skills

Leadership

Mentoring

Initiative

Tools

Java

PostgreSQL

OAuth2

OIDC

SAML

JWT

SCIM

Cloud-native architectures

AWS

Job description

Sonar is seeking a Staff Engineer for the Identity Squad within the StoreFront department. You will architect robust, scalable identity solutions that bridge cloud and self-managed offerings, and lead end-to-end delivery of critical authentication and authorization features.

You will mentor engineers across the organization. You will partner with Product Managers and Engineering Managers to drive architecture, oversee deployments, and ensure secure, high‑performing services for millions of