Senior System Administrator (Senior Sysadmin)
UK
The median Senior System Administrator (Senior Sysadmin) salary in the UK is £63,750 per year, according to job vacancies posted during the 6 months leading to 18 September 2025.
The table below provides salary benchmarking and summary statistics, comparing them to the same period in the previous two years.
| 6 months to 18 Sep 2025 |
Same period 2024 | Same period 2023 | |
|---|---|---|---|
| Rank | 666 | 779 | 729 |
| Rank change year-on-year | +113 | -50 | +397 |
| Permanent jobs requiring a Senior Systems Administrator | 10 | 17 | 48 |
| As % of all permanent jobs advertised in the UK | 0.020% | 0.022% | 0.080% |
| As % of the Job Titles category | 0.023% | 0.023% | 0.085% |
| Number of salaries quoted | 4 | 13 | 23 |
| 10th Percentile | £45,750 | £45,000 | £41,500 |
| 25th Percentile | £52,500 | £47,025 | £45,132 |
| Median annual salary (50th Percentile) | £63,750 | £51,350 | £60,000 |
| Median % change year-on-year | +24.15% | -14.42% | +14.29% |
| 75th Percentile | £72,813 | £62,500 | £67,500 |
| 90th Percentile | £73,375 | £79,500 | £68,750 |
| UK excluding London median annual salary | £70,000 | £51,350 | £60,000 |
| % change year-on-year | +36.32% | -14.42% | +25.00% |
All Permanent IT Job Vacancies
UK
For comparison with the information above, the following table provides summary statistics for all permanent IT job vacancies. Most job vacancies include a discernible job title that can be normalized. As such, the figures in the second row provide an indication of the number of permanent jobs in our overall sample.
| Permanent vacancies in the UK with a recognized job title | 44,338 | 74,395 | 56,728 |
| % of permanent jobs with a recognized job title | 89.65% | 95.25% | 94.13% |
| Number of salaries quoted | 26,053 | 44,780 | 43,966 |
| 10th Percentile | £28,250 | £30,000 | £32,500 |
| 25th Percentile | £36,250 | £40,000 | £43,750 |
| Median annual salary (50th Percentile) | £55,000 | £55,000 | £60,000 |
| Median % change year-on-year | - | -8.33% | - |
| 75th Percentile | £75,000 | £73,750 | £80,000 |
| 90th Percentile | £95,000 | £92,500 | £97,500 |
| UK excluding London median annual salary | £47,500 | £50,000 | £52,500 |
| % change year-on-year | -5.00% | -4.76% | - |
Senior Systems Administrator
Job Vacancy Trend
Job postings that featured Senior Systems Administrator in the job title as a proportion of all IT jobs advertised.
Senior Systems Administrator
Salary Trend
Salary distribution trend for Senior Systems Administrator job vacancies in the UK.
Senior Systems Administrator
Salary Histogram
Salary distribution for jobs citing Senior Systems Administrator over the 6 months to 18 September 2025.
Senior Systems Administrator
Top 7 Job Locations
The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Senior Systems Administrator within the UK over the 6 months to 18 September 2025. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.
| Location | Rank Change on Same Period Last Year |
Matching Permanent IT Job Ads |
Median Salary Past 6 Months |
Median Salary % Change on Same Period Last Year |
Live Jobs |
|---|---|---|---|---|---|
| England | +103 | 10 | £63,750 | +24.15% | 7 |
| UK excluding London | +106 | 5 | £70,000 | +36.32% | 5 |
| London | +66 | 4 | - | - | 2 |
| East of England | - | 3 | £70,000 | - | |
| South East | +44 | 1 | - | - | |
| Yorkshire | +24 | 1 | - | - | |
| North of England | +19 | 1 | - | - |
Senior Systems Administrator Skill Set
Top 30 Co-occurring Skills and Capabilities
For the 6 months to 18 September 2025, Senior Systems Administrator job roles required the following skills and capabilities in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all permanent job ads featuring Senior Systems Administrator in the job title.
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Senior Systems Administrator Skill Set
Co-occurring Skills and Capabilities by Category
The follow tables expand on the table above by listing co-occurrences grouped by category. The same employment type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories: