Test Harness Contract Job Trends in the City of London

Test Harness
Central London > City of London

The table below provides summary statistics and contractor rates for jobs advertised in the City of London requiring Test Harness skills. It covers contract job vacancies from the 6 months leading up to 31 August 2026, with comparisons to the same periods in the previous two years.

6 months to
31 Aug 2026
Same period 2025 Same period 2024
Rank 135 121 -
Rank change year-on-year -14 - -
Contract jobs citing Test Harness 1 3 0
As % of all contract jobs in the City of London 0.043% 0.17% -
As % of the Processes & Methodologies category 0.049% 0.18% -
Number of daily rates quoted 1 2 0
10th Percentile - - -
25th Percentile £563 £431 -
Median daily rate (50th Percentile) £575 £438 -
Median % change year-on-year +31.43% - -
75th Percentile £588 £444 -
90th Percentile - - -
Central London median daily rate £575 £438 -
% change year-on-year +31.43% - -

All Process & Methodology Skills
City of London

Test Harness falls under the Processes and Methodologies category. For comparison with the information above, the following table provides summary statistics for all contract job vacancies requiring process or methodology skills in the City of London.

Contract vacancies with a requirement for process or methodology skills 2,025 1,709 1,908
As % of all contract IT jobs advertised in the City of London 88.01% 94.26% 91.73%
Number of daily rates quoted 1,390 1,129 1,245
10th Percentile £385 £325 £375
25th Percentile £463 £421 £475
Median daily rate (50th Percentile) £550 £550 £575
Median % change year-on-year - -4.35% -4.17%
75th Percentile £675 £675 £688
90th Percentile £775 £775 £788
Central London median daily rate £550 £550 £575
% change year-on-year - -4.35% -4.17%
Number of hourly rates quoted 24 22 16
10th Percentile - £17.35 £15.00
25th Percentile £17.60 £23.98 £19.79
Median hourly rate £20.25 £28.33 £26.63
Median % change year-on-year -28.51% +6.38% -3.18%
75th Percentile £31.52 £53.50 £82.19
90th Percentile £49.64 £63.75 £137.50
Central London median hourly rate £23.58 £29.07 £27.00
% change year-on-year -18.89% +7.67% -22.86%

Test Harness
Job Vacancy Trend in the City of London

Historical trend showing the proportion of contract IT job postings citing Test Harness relative to all contract IT jobs advertised in the City of London.

Test Harness job vacancy trend in the City of London

Test Harness
Daily Rate Trend in the City of London

Contractor daily rate distribution trend for jobs in the City of London citing Test Harness.

Contractor daily rate distribution trend for jobs in the City of London citing Test Harness

Test Harness
Co-Occurring Skills & Capabilities in the City of London 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:

Cloud Services
1 1 (100.00%) AWS
1 1 (100.00%) Azure
1 1 (100.00%) GCP
Communications & Networking
1 1 (100.00%) Internet
General
1 1 (100.00%) Finance
1 1 (100.00%) Inclusion and Diversity
1 1 (100.00%) Social Skills
Job Titles
1 1 (100.00%) Penetration Tester
1 1 (100.00%) Senior
1 1 (100.00%) Senior Penetration Tester
1 1 (100.00%) Senior Tester
1 1 (100.00%) Tester
1 1 (100.00%) Vulnerability Tester
Processes & Methodologies
1 1 (100.00%) AI
1 1 (100.00%) Application Security
1 1 (100.00%) Cloud Security
1 1 (100.00%) Cybersecurity
1 1 (100.00%) LLM
1 1 (100.00%) Manual Testing
1 1 (100.00%) Offensive Security
1 1 (100.00%) Penetration Testing
1 1 (100.00%) Red Team
1 1 (100.00%) Secure Coding
1 1 (100.00%) Security Testing
1 1 (100.00%) Stakeholder Engagement
1 1 (100.00%) Validation
1 1 (100.00%) Vulnerability Research
Qualifications
1 1 (100.00%) CREST Certified
1 1 (100.00%) GPEN
1 1 (100.00%) OSCP