How many employees work at SIOS?
SIOS Corp. (3744) has approximately 493 total employees worldwide as of March 2026, according to Revelio Labs workforce intelligence data. SIOS’s total headcount has grown 1.2% from 487 employees in 2023 to 493 in 2026.
Is SIOS hiring right now?
Yes, SIOS is actively hiring. SIOS had 48 active job postings in 2026, a 164.3% decline from 2025 — see job openings & hiring trends.
About SIOS’s Workforce
SIOS Corp. (3744) is an Information Technology Services company that employs 493 people worldwide as of March 2026. It is the 9th-largest by headcount among its peers. Founded in 1997, the company is headquartered in Tokyo, Japan and trades on the Tokyo Stock Exchange.
SIOS's workforce has grown 1.2% from 2023 to 2026, though it is down 0.3% year over year in 2026. It fell to a low of 468 in 2024 Q4 before recovering. Its workforce is concentrated most in East Asia (80.3%), followed by North America (11.9%) and Central America and the Caribbean (1.7%).
SIOS's functional groups are Finance and Operations (40.4%), Engineering (32.7%), and Sales and Marketing (26.9%), with Engineering growing fastest (up 10.4%). The average salary is $56,347, ranging from a median of $119,000 in Northern Europe to $24,000 in Central America and the Caribbean, down 3.9% year over year in 2026.
SIOS's active job postings fell 164.3% in 2026 to 48, with new postings per month climbing from 14 in 2023 to 58 in 2026. Overall employee sentiment is neutral and broadly stable.
Sourced from Revelio Labs workforce data.
- Ticker
- Tokyo Stock Exchange: 3744
- Headquarters
- Tokyo, Japan
- Founded
- 1997
- Industry
- Information Technology Services
- Employees
- 493
- YoY
- -0.3% (+23)
As of March 2026
SIOS workforce metrics
Unlock hiring rate, attrition rate, and 12 additional workforce metrics for SIOS. Compare to peers, export the dataset, and access the full quarterly history.
Unlock MetricsSIOS Annual Employee Count (2023-2026)
- SIOS had 493 employees in 2026, a 0.3% decline (+23) from 2025.
- SIOS had 493 employees in 2025, a 0.3% decline (+25) from 2024.
- SIOS had 468 employees in 2024, a 0.2% decline (-9) from 2023.
- SIOS had 477 employees in 2023, a 5.8% increase (+28) from 2022.
SIOS's total workforce has grown from 487 employees in 2023 to 493 in 2026.
SIOS Corp. quarterly employee count
| Year | Qtr | Employees | YoY Change | YoY % |
|---|---|---|---|---|
| 2026 | Q1 | 493 | +23 | -0.3% |
| 2025 | Q4 | 493 | +25 | -0.3% |
| 2025 | Q3 | 469 | -7 | -0.3% |
| 2025 | Q2 | 469 | -11 | -0.5% |
| 2025 | Q1 | 470 | -9 | -0.2% |
| 2024 | Q4 | 468 | -9 | -0.2% |
| 2024 | Q3 | 476 | -9 | -1.3% |
| 2024 | Q2 | 480 | -7 | -0.1% |
| 2024 | Q1 | 479 | -4 | +0.4% |
| 2023 | Q4 | 477 | +28 | +5.8% |
| 2023 | Q3 | 485 | +36 | +6.8% |
| 2023 | Q2 | 487 | +34 | +5.2% |
See SIOS's complete headcount history, including quarterly breakdowns.
Get the DataSIOS Employee Count by Region (2026)
East Asia accounts for the largest share of SIOS's global workforce with approximately 80% of total employees, followed by North America and Central America and the Caribbean.
SIOS employees by region
| Region | Employees | % of Total |
|---|---|---|
| East Asia | 396 | 80.3% |
| North America | 59 | 11.9% |
| Central America and the Caribbean | 8 | 1.7% |
| North Africa | 8 | 1.6% |
| South America | 7 | 1.4% |
| Northern Europe | 7 | 1.3% |
| South Asia | 4 | 0.9% |
| Southeast Asia | 3 | 0.6% |
| Pacific Islands | 1 | 0.3% |
Drill into city-level data, hiring trends by region, and historic geographic shifts.
Unlock Geographic DataSIOS Employee Count by Department (2026)
SIOS's employee groups are Finance and Operations (40.4%), Engineering (32.7%), and Sales and Marketing (26.9%).
SIOS employees by department
| Department | Employees | % of Total |
|---|---|---|
| Finance and Operations | 192 | 40.4% |
| Engineering | 155 | 32.7% |
| Sales and Marketing | 128 | 26.9% |
Compare SIOS's department mix to industry peers.
See Full DataSIOS Employee Salary by Region (2026)
SIOS's average employee salary is $56,347 globally. Employees in Northern Europe receive the highest compensation, with median pay approximately 2.1x the global average. Pay is lowest in Central America and the Caribbean, at a median of $24,000.
SIOS median employee salary by region (USD)
| Region | Median Salary |
|---|---|
| Northern Europe | $119,000 |
| North America | $106,000 |
| East Asia | $46,000 |
| South America | $31,000 |
| Central America and the Caribbean | $24,000 |
Unlock salary by role, level, and city — and compare to SIOS's industry peers.
Unlock Salary DataSIOS Job Openings and Hiring Trends (2023-2026)
- SIOS had 48 active job postings in 2026, a 164.3% decline (-117) from 2025.
- SIOS had 165 active job postings in 2025, a 110.2% decline (-405) from 2024.
- SIOS had 570 active job postings in 2024, a 160.2% increase (+507) from 2023.
- SIOS had 63 active job postings in 2023, a 44.7% increase from 2022.
- Hiring velocity in 2026: 58 new roles/month, down from 167 in 2025 and 106 in 2024.
SIOS's active job postings fell 164.3% in 2026 to 48, with new postings per month climbing from 14 in 2023 to 58 in 2026.
Track new postings per month, role-level demand, and hiring velocity vs. peers.
Unlock Hiring DataSIOS Employee Sentiment (2026)
Revelio Labs tracks employee sentiment across SIOS's workforce based on public professional data. Overall sentiment is neutral and has held steady year over year in 2026.
Overall
Unlock the full sentiment breakdown by department, tenure, and trend over time.
Unlock SentimentSimilar Companies
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Frequently Asked Questions About SIOS
- How fast is SIOS growing?
- In 2026, SIOS's headcount shrank 0.3% to 493 employees, up from 470 in 2025.
- See the full headcount history
- Where are SIOS employees located?
- Most SIOS employees are based in East Asia (80.3% of headcount), followed by North America and Central America and the Caribbean.
- Explore where the workforce is based
- What is the average salary at SIOS?
- The average employee salary at SIOS is approximately $56.3k per year.
- Analyze the salary distribution
- How many new job postings does SIOS open per year?
- In Q1 2026, SIOS opened 175 new job postings. In 2025, SIOS opened 2,006 new job postings — about 167 per month.
- Track hiring trends by role
- When was SIOS founded and where is it headquartered?
- SIOS was founded in 1997 and is headquartered in Tokyo, Japan.
- Compare SIOS to industry peers
Speak with a workforce expert about SIOS.
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