How many employees work at Worldwide Clinical Trials?
Worldwide Clinical Trials Holdings, Inc. has approximately 3,790 total employees worldwide as of March 2026, according to Revelio Labs workforce intelligence data. Worldwide Clinical Trials's total headcount has grown 18.2% from 3,207 employees in 2023 to 3,790 in 2026.
Data source: Revelio LabsCoverage: Global workforce, 2023–2026Published July 2026
Is Worldwide Clinical Trials hiring right now?
Yes, Worldwide Clinical Trials is actively hiring. Worldwide Clinical Trials had 104 active job postings in 2026, a 89.9% decline from 2025 — see job openings & hiring trends.
About Worldwide Clinical Trials's Workforce
Worldwide Clinical Trials Holdings, Inc. is a Pharmaceuticals company that employs 3,790 people worldwide as of March 2026. It is the 9th-largest by headcount among its peers. Founded in 1986, the company is headquartered in Durham, North Carolina.
Worldwide Clinical Trials's workforce has grown 18.2% from 2023 to 2026, and rose 8.1% year over year in 2026. Its staff is concentrated most in the United States (40.8%), followed by Serbia (12.8%) and the United Kingdom (9.7%), with India identified as its fastest-growing location.
Worldwide Clinical Trials's largest functional groups are Finance and Operations (58.4%), Sales and Marketing (22.6%), and Engineering (19.0%), with Engineering growing fastest (up 19.1%). The average tenure is 3.0 years, and the average salary stands at $85,887, with regional medians ranging from $118,000 in Northern America to $8,000 in Southern Asia.
Worldwide Clinical Trials's active job postings fell 89.9% in 2026 to 104, with new postings per month cooling from 485 in 2023 to 72 in 2026. Overall employee sentiment is neutral but declining.
Sourced from Revelio Labs workforce data.
As of March 2026
Worldwide Clinical Trials
workforce metrics
Headcount
3.8k
8.1% YoY
Avg. Salary
$85.9k
0.4% YoY
Tenure
3.0yr
0.5yr YoY
Growth Rate
8.1%
7.5pts YoY
Hiring Rate
Attrition Rate
Unlock hiring rate, attrition rate, and 12 additional workforce metrics for Worldwide Clinical Trials. Compare to peers, export the dataset, and access the full quarterly history.
- Worldwide Clinical Trials had 3,790 employees in 2026, a 8.1% increase (+295) from 2025.
- Worldwide Clinical Trials had 3,490 employees in 2025, a 0.7% decline (-25) from 2024.
- Worldwide Clinical Trials had 3,515 employees in 2024, a 3.5% increase (+122) from 2023.
- Worldwide Clinical Trials had 3,393 employees in 2023, a 10.9% increase (+350) from 2022.
Worldwide Clinical Trials's total workforce has grown from 3,207 employees in 2023 to 3,790 in 2026.
Worldwide Clinical Trials Holdings, Inc. — quarterly employee count (2023–2026)
| Year | Qtr | Employees | YoY Change | YoY % |
|---|---|---|---|---|
| 2026 | Q1 | 3,790 | +295 | +8.1% |
| 2025 | Q4 | 3,490 | -25 | -0.7% |
| 2025 | Q3 | 3,549 | +6 | +0.2% |
| 2025 | Q2 | 3,486 | -42 | -1.2% |
| 2025 | Q1 | 3,495 | +21 | +0.6% |
| 2024 | Q4 | 3,515 | +122 | +3.5% |
| 2024 | Q3 | 3,543 | +197 | +5.7% |
| 2024 | Q2 | 3,528 | +321 | +9.5% |
| 2024 | Q1 | 3,474 | +370 | +11.3% |
| 2023 | Q4 | 3,393 | +350 | +10.9% |
| 2023 | Q3 | 3,346 | +323 | +10.1% |
| 2023 | Q2 | 3,207 | +228 | +7.4% |
Want to see Worldwide Clinical Trials's complete headcount history back to 2008, including quarterly breakdowns?
The United States accounts for the largest share of Worldwide Clinical Trials's global workforce with approximately 41% of total employees, followed by Serbia and the United Kingdom. Worldwide Clinical Trials's headcount in India is growing fastest among its major locations, up 64.6% year over year in 2026.
Worldwide Clinical Trials employees by country — 2026
| Country | Employees | % of Total | YoY % |
|---|---|---|---|
| United States | 1,507 | 40.8% | +6.8% |
| Serbia | 472 | 12.8% | -3.0% |
| United Kingdom | 357 | 9.7% | +6.5% |
| India | 215 | 5.8% | +64.6% |
| Spain | 118 | 3.2% | +11.0% |
| Poland | 77 | 2.1% | -9.5% |
| Canada | 76 | 2.1% | +2.3% |
| Romania | 73 | 2.0% | +7.0% |
| Argentina | 65 | 1.7% | +15.1% |
| Italy | 58 | 1.6% | +5.4% |
Drill into city-level data, hiring trends by region and historic geographic shifts
Worldwide Clinical Trials's largest employee groups are Finance and Operations (58.4%), Sales and Marketing (22.6%), and Engineering (19.0%).
Worldwide Clinical Trials employees by department — 2026
| Department | Employees | % of Total | YoY % |
|---|---|---|---|
| Finance and Operations | 2,231 | 58.4% | +1.8% |
| Sales and Marketing | 864 | 22.6% | +5.4% |
| Engineering | 728 | 19.0% | +19.1% |
Compare Worldwide Clinical Trials's department mix to industry peers.
Worldwide Clinical Trials's average employee salary is $85,887 globally. Employees in Northern America receive the highest compensation, with median pay approximately 1.4x the global average. Pay is lowest in Southern Asia, at a median of $8,000.
Worldwide Clinical Trials median employee salary by region — 2026 (USD)
| Region | Median Salary |
|---|---|
| Pacific Islands | $127,000 |
| Northern America | $118,000 |
| Western Europe | $93,000 |
| Northern Europe | $92,000 |
| Eastern Asia | $48,000 |
| Eastern Europe | $38,000 |
| Central and Western Asia | $30,000 |
| South-Eastern Asia | $28,000 |
| Arab States | $28,000 |
| Southern Europe | $27,000 |
| Southern America | $27,000 |
| Central America and the Caribbean | $22,000 |
| Northern Africa | $12,000 |
| Sub-Saharan Africa | $11,000 |
| Southern Asia | $8,000 |
Unlock salary by role, level, and city — and compare to Worldwide Clinical Trials's industry peers.
- Worldwide Clinical Trials had 104 active job postings in 2026, a 89.9% decline (-77) from 2025.
- Worldwide Clinical Trials had 181 active job postings in 2025, a 58.3% decline (-149) from 2024.
- Worldwide Clinical Trials had 330 active job postings in 2024, a 34.6% decline (-138) from 2023.
- Worldwide Clinical Trials had 468 active job postings in 2023, a 71.3% increase from 2022.
- Hiring velocity in 2026: 72 new roles/month, down from 234 in 2025 and 376 in 2024. New metric
Worldwide Clinical Trials's hiring is slowing: active job postings fell 89.9% in 2026 to 104, with new postings per month cooling from 485 in 2023 to 72 in 2026.
Track new postings per month, role-level demand, and hiring velocity vs. peers.
Revelio Labs tracks employee sentiment across Worldwide Clinical Trials's workforce based on public professional data. Overall sentiment is neutral and has declined year over year in 2026.
Overall
Unlock the full sentiment breakdown by department, tenure, and trend over time.
- How fast is Worldwide Clinical Trials growing?
- In 2026, Worldwide Clinical Trials's headcount grew 8.1% to 3,790 employees, up from 3,495 in 2025.
- Where are Worldwide Clinical Trials employees located?
- Most Worldwide Clinical Trials employees are based in the United States (40.8% of headcount), followed by Serbia and the United Kingdom.
- What is the average salary at Worldwide Clinical Trials?
- The average employee salary at Worldwide Clinical Trials is approximately $85.9k per year.
- How many people does Worldwide Clinical Trials hire per year?
- In 2026, Worldwide Clinical Trials opened roughly 864 new roles — about 72 per month.
- When was Worldwide Clinical Trials founded and where is it headquartered?
- Worldwide Clinical Trials was founded in 1986 and is headquartered in Durham, North Carolina.
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