Principal Systems Engineer
South East > Thames Valley
As of 3 January 2026, there is not enough information available from job vacancies posted within the last 6 months to determine the median Principal Systems Engineer salary in the Thames Valley.
| 6 months to 3 Jan 2026 |
Same period 2025 | Same period 2024 | |
|---|---|---|---|
| Rank | 172 | 176 | 176 |
| Rank change year-on-year | +4 | 0 | +77 |
| Permanent jobs requiring a Principal Systems Engineer | 3 | 5 | 2 |
| As % of all permanent jobs in the Thames Valley | 0.075% | 0.14% | 0.058% |
| As % of the Job Titles category | 0.082% | 0.17% | 0.061% |
| Number of salaries quoted | 0 | 3 | 1 |
| 10th Percentile | - | - | - |
| 25th Percentile | - | £63,750 | £61,000 |
| Median annual salary (50th Percentile) | - | £67,500 | £64,000 |
| Median % change year-on-year | - | +5.47% | +3.08% |
| 75th Percentile | - | £71,250 | £67,000 |
| 90th Percentile | - | - | - |
| South East median annual salary | £75,900 | £70,600 | £64,000 |
| % change year-on-year | +7.51% | +10.31% | +3.08% |
All Permanent IT Job Roles
Thames Valley
For comparison with the information above, the following table provides summary statistics for all permanent IT job vacancies in the Thames Valley. 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 Thames Valley with a recognized job title | 3,676 | 3,019 | 3,260 |
| % of permanent jobs with a recognized job title | 92.20% | 87.30% | 94.71% |
| Number of salaries quoted | 2,113 | 1,534 | 2,428 |
| 10th Percentile | £30,000 | £35,000 | £30,500 |
| 25th Percentile | £35,000 | £43,911 | £38,750 |
| Median annual salary (50th Percentile) | £49,000 | £60,000 | £53,760 |
| Median % change year-on-year | -18.33% | +11.61% | -2.25% |
| 75th Percentile | £65,000 | £75,000 | £67,500 |
| 90th Percentile | £80,000 | £90,000 | £83,750 |
| South East median annual salary | £50,000 | £56,000 | £52,500 |
| % change year-on-year | -10.71% | +6.67% | -4.55% |
Principal Systems Engineer
Job Vacancy Trend in the Thames Valley
Historical trend showing the proportion of permanent IT job postings featuring 'Principal Systems Engineer' in the job title relative to all permanent IT jobs advertised in the Thames Valley.
Principal Systems Engineer
Salary Trend in the Thames Valley
Salary distribution trend for Principal Systems Engineer job vacancies in the Thames Valley.
Principal Systems Engineer
Job Locations in the Thames Valley
The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Principal Systems Engineer within the Thames Valley region over the 6 months to 3 January 2026. 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 |
|---|---|---|---|---|---|
| Buckinghamshire | +2 | 1 | - | - | |
| Berkshire | -3 | 1 | - | - | 7 |
| Oxfordshire | - | 1 | - | - | 1 |
| Principal Systems Engineer South East |
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Principal Systems Engineer Skill Set
Top 14 Co-Occurring Skills & Capabilities in the Thames Valley
For the 6 months to 3 January 2026, Principal Systems Engineer job roles required the following skills and capabilities in order of popularity. The figures indicate the absolute number of co-occurrences and as a proportion of all permanent job ads across the Thames Valley region featuring Principal Systems Engineer in the job title.
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Principal Systems Engineer Skill Set
Co-Occurring Skills & Capabilities in the Thames Valley by Category
The following tables expand on the one above by listing co-occurrences grouped by category. They cover the same employment type, locality and period, with up to 20 co-occurrences shown in each category:
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