ISTQB Advanced Certification Contract Job Trends in the City of London
ISTQB-BCS Certified Tester Advanced Level (CTAL) formerly ISEB Advanced Central London> City of London
The table below provides summary statistics for contract job vacancies advertised in the City of London with a requirement for ISTQB Advanced Certification qualifications. It includes a benchmarking guide to the contractor rates offered over the 6 months leading up to 14 October 2025, comparing them to the same period in the previous two years.
ISTQB Advanced Certification falls under the Academic Qualifications and Professional Certifications category. For comparison with the information above, the following table provides summary statistics for all contract job vacancies requiring academic qualifications or professional certifications in the City of London.
Contract vacancies requiring academic qualifications or professional certifications
435
522
588
As % of all contract IT jobs advertised in the City of London
25.17%
24.65%
20.55%
Number of daily rates quoted
299
306
352
10th Percentile
£348
£363
£351
25th Percentile
£460
£463
£450
Median daily rate (50th Percentile)
£550
£563
£561
Median % change year-on-year
-2.22%
+0.22%
-4.26%
75th Percentile
£675
£661
£689
90th Percentile
£738
£769
£825
Central London median daily rate
£550
£550
£550
% change year-on-year
-
-
-4.79%
Number of hourly rates quoted
5
6
2
10th Percentile
£20.55
£23.75
£23.45
25th Percentile
£25.75
£27.00
£31.63
Median hourly rate
£27.50
£29.75
£46.50
Median % change year-on-year
-7.56%
-36.02%
+7.54%
75th Percentile
£28.91
£92.44
£62.63
90th Percentile
£50.91
£112.00
£71.55
Central London median hourly rate
£28.15
£29.75
£46.50
% change year-on-year
-5.38%
-36.02%
+7.54%
ISTQB Advanced Certification Job Vacancy Trend in the City of London
Historical trend showing the proportion of contract IT job postings citing ISTQB Advanced Certification relative to all contract IT jobs advertised in the City of London.
ISTQB Advanced Certification Daily Rate Trend in the City of London
Contractor daily rate distribution trend for jobs in the City of London citing ISTQB Advanced Certification.
ISTQB Advanced Certification Top 24 Co-Occurring Skills & Capabilities in the City of London
For the 6 months to 14 October 2025, contractor job vacancies citing ISTQB Advanced Certification also mentioned the following skills and capabilities in order of popularity.
The figures indicate the absolute number of co-occurrences and as a proportion of all contract job ads across the City of London region with a requirement for ISTQB Advanced Certification.
ISTQB Advanced Certification 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:
