What recruiters should know
Slack has ~47.2 million DAUs and 79 million MAUs. Nearly 80% of Fortune 100 companies rely on Slack Connect. 13% enterprise messaging market share vs Microsoft Teams' 37%. Slack dominates tech startups with 52% market share among organisations under 500 employees. From Summer 2026, Slack is auto-provisioned for all new Salesforce customers.
In plain terms
Team communication and collaboration platform with channels, integrations, and workflows
Industry demand
Overall level
very high
Trend
stable dominant
Top hiring sectors
- SaaS & Tech Startups
- Media & Marketing
- Financial Services
- All Tech-first Organizations
- Remote-first Teams
Proficiency ladder
What each level looks like in the work — behavioural markers, not job titles.
At this level, a developer can…
- Used channels
- Direct messages
- File sharing