Security Champions are a key element of an AppSec team, since they create an cross-functional team focused on Application Security
Here is an good definition for you to customise to your culture and workflows:
What is an Security Champion?
- Security Champions are active members of a team that may help to make decisions about when to engage the Security Team
- Act as the "voice" of security for the given product or team
- Assist in the triage of security bugs for their team or area
What do they do?
- Actively participate in the AppSec JIRA and WIKI
- Collaborate with other security champions
- Review impact of 'breaking changes' made in other projects
- Attend weekly meetings
- Are the single point of contact for their assigned team
- Ensure that security is not a blocker on active development or reviews
- Assist in making security decisions for their team
- Low-Moderate security impact
- Empowered to make decisions
- Document decisions made in bugs or wiki
- High-Critical security impact
- Work with AppSec team on mitigations strategies
- Low-Moderate security impact
- Help with QA and Testing
- Write Tests (from Unit Tests to Integration tests)
- Help with development of CI (Continuous Integration) environments
Further reading