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IT category · IT Infrastructure & Security

IT Infrastructure & Security Freelancers: Demand and Trends

Market data for IT Infrastructure & Security freelancers – calculated from 2,496 real project and job postings of the last 90 days. No survey, no guesswork without data.

As of: week 42/2026 · updated weekly
Listings (90 days)
2,496
IT job postings of the category in 90 days
Share of the IT market
22 %
Share of all IT job postings, 90 days
Demand share vs. previous quarter
▲ 39 %
Share of the IT market, 90 days versus the 90 days before
Remote possible
74 %
of which 7 % fully remote · stated in 90 % of the postings

Share of the IT market: share of the category's job postings in all IT job postings, last 90 days versus the 90 days before (not growth in number)

IT Infrastructure & Security accounts for 22 % of all IT job postings

IT Infrastructure & Security encompasses the planning, setup and maintenance of IT systems as well as protection against security risks. Organizations of all sizes require specialists to manage their networks, servers and data while safeguarding them against threats. Large corporations, mid-sized companies and public institutions regularly commission projects in this field. Demand spans across various industries since infrastructure and security are fundamental to any business operation.

Linux and IT Security dominate the field with 520 and 482 postings respectively over 90 days. Professionals work with Microsoft 365, Active Directory and Windows on managing user rights and system landscapes. Incident Management and ITIL processes structure responses to disruptions and continuous service improvement. System Integration and IT Support represent additional focal points where freelancers connect existing systems or assist end users. System Administration covers daily monitoring and optimization of technical infrastructure.

The market shows growth of 39 % in market share over 90 days, with 2,496 projects posted in the category. Remote work is prevalent at 74 % of postings, of which 7 % are fully remote. Permanent positions dominate at 70 % of contracts, yet freelance roles account for 28 % and offer flexible engagements. Vulnerability Management displays the strongest momentum among requested skills with 155 % growth.

Work location and contract types

Work location

Remote possible
74 %
of which fully remote
7 %
Stated in 90 % of the listings

Contract types

Permanent70 %
Freelance28 %
Temp agency2 %
Stated in 97 % of the listings

Most in-demand skills

Skills in this category: 137

  1. 1Linux520 listings▲ 7 %
  2. 2IT Security482 listings▲ 30 %
  3. 3Microsoft 365402 listings▲ 43 %
  4. 4Active Directory353 listings▲ 33 %
  5. 5Incident Management330 listings▲ 41 %
  6. 6ITIL327 listings▲ 7 %
  7. 7System Integration301 listings▲ 28 %
  8. 8IT Support297 listings▲ 85 %
  9. 9System Administration295 listings▲ 84 %
  10. 10Windows291 listings▲ 25 %

Biggest risers

Vulnerability Management▲ 155 %2nd Level Support▲ 127 %Linux Administration▲ 106 %Network Administration▲ 95 %Network Security▲ 92 %

Often requested together

Job postings of the last 90 days that name both skills.

Most active recruiters

Market data comes from Nexus. Links marked ↗ open the public view in Nexus (new tab) – read-only.

DIS AGopens Nexus in a new tab562 listings
FERCHAU GmbHopens Nexus in a new tab237 listings
Peak One GmbHopens Nexus in a new tab183 listings
APRIORI - business solutions AGopens Nexus in a new tab90 listings
SOLCOM GmbHopens Nexus in a new tab52 listings

Methodology: Calculated from the IT job postings of the last 90 days; the category is the one of the posting. Hourly rates only from real hourly figures and only from 30 rates, shares only with enough data.

Basis: 11,175 IT listings in the window

More on the methodology →
All skills

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