Sirenum by Bullhorn

6.4easy start · #14of 33
in Recruitment Agency Software

Well documentedyes
Runs where you workyes

Runs on Android, iOS, Web.

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Sirenum by Bullhorn is ranked #14 of 33 in recruitment agency software on The Geeks Club. It runs on Android, iOS, Web.

Sirenum by Bullhorn plans and pricing

All plans

Pricing on request Contact Bullhorn for purchasing information bullhorn.com · 9 Oct 2026

Compared on recruitment agency software

Candidate database: Yes
Client management: Yes
Placement tracking: Yes
Timesheet tracking: Yes
Candidate portal: Yes

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The record

Purpose: Sirenum provides workforce management technology for scheduling, monitoring, financial, and compliance processes for dynamic workforces.
Shift matching: Its AI-powered scheduling matches and distributes shifts based on worker availability, skills, and compliance.
Compliance: The workforce management platform supports fatigue, credential, and licensure management, with contextual compliance tracking for workers placed on shifts.
Worker self-service: Workers can set availability, accept shifts, view schedules, or request work through a branded mobile worker platform; the site says this feature is available on Bullhorn Recruitment Cloud only.
Notifications: The mobile worker platform provides shift reminders, on-time arrival confirmations, and last-minute schedule updates.
Client self-service: Clients can access shift schedules, worker ratings, timesheet approvals, and shift requests; the site says this feature is available on Bullhorn Recruitment Cloud only.
Reporting: The platform includes pre-built reports and dashboards for shift performance, fill rates, and revenue trends, and supports customizable analytics.
Integrations: Sirenum was built on Salesforce, and Bullhorn describes it as integrated with the Bullhorn for Salesforce platform.
Intended users: Bullhorn describes Sirenum as a workforce management solution for recruitment agencies, particularly large European firms using Salesforce.
Support: Sirenum customers are directed to continue using their existing methods to contact the Bullhorn for Salesforce Support team and to contact their account manager about account questions.
Pricing availability: Bullhorn directs customers interested in purchasing Sirenum solutions to contact their account manager.
Company headquarters: Bullhorn says it is headquartered in Boston.
Founded: 2013
Headquarters: London, United Kingdom

Where it ranks on The Geeks Club

Best Recruitment Agency Software in 2026#14 of 33

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Sources

bullhorn.com/news-and-press/press-releases/bullhorn-· checked 9 Oct 2026
sirenum.com· checked 9 Oct 2026
bullhorn.com/sirenum-customer-faq/· checked 9 Oct 2026