The Twelve-Factor App Contracts in London

Twelve-Factor Application Methodology
England > London

The table below provides summary statistics for contract job vacancies advertised in London requiring The Twelve-Factor App skills. It includes a benchmarking guide to the contractor rates offered in vacancies that cited The Twelve-Factor App over the 6 months leading up to 26 June 2025, comparing them to the same period in the previous two years.

6 months to
26 Jun 2025
Same period 2024 Same period 2023
Rank 346 403 455
Rank change year-on-year +57 +52 +114
Contract jobs citing The Twelve-Factor App 4 1 23
As % of all contract jobs advertised in London 0.031% 0.006% 0.092%
As % of the Processes & Methodologies category 0.034% 0.006% 0.10%
Number of daily rates quoted 2 1 11
10th Percentile £633 - £563
25th Percentile £636 - £663
Median daily rate (50th Percentile) £644 £436 £750
Median % change year-on-year +47.65% -41.87% +13.21%
75th Percentile £648 - £900
90th Percentile £649 - £1,213
England median daily rate £544 £650 £700
% change year-on-year -16.35% -7.14% -

All Process and Methodology Skills
London

The Twelve-Factor App 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 London.

Contract vacancies with a requirement for process or methodology skills 11,730 15,562 22,802
As % of all contract IT jobs advertised in London 92.36% 88.43% 90.82%
Number of daily rates quoted 7,860 11,108 16,505
10th Percentile £336 £340 £375
25th Percentile £425 £448 £470
Median daily rate (50th Percentile) £550 £550 £588
Median % change year-on-year - -6.38% +2.17%
75th Percentile £675 £675 £700
90th Percentile £800 £800 £800
England median daily rate £515 £525 £550
% change year-on-year -1.90% -4.55% -
Number of hourly rates quoted 217 302 261
10th Percentile £16.50 £15.54 £18.50
25th Percentile £24.66 £20.02 £22.50
Median hourly rate £32.00 £30.00 £40.00
Median % change year-on-year +6.67% -25.00% +9.86%
75th Percentile £49.75 £48.75 £64.50
90th Percentile £63.45 £67.90 £82.50
England median hourly rate £25.15 £38.12 £35.03
% change year-on-year -34.02% +8.82% +36.41%

The Twelve-Factor App
Job Vacancy Trend in London

Job postings citing The Twelve-Factor App as a proportion of all IT jobs advertised in London.

Job vacancy trend for The Twelve-Factor App in London

The Twelve-Factor App
Contractor Daily Rate Trend in London

3-month moving average daily rate quoted in jobs citing The Twelve-Factor App in London.

Daily rate trend for The Twelve-Factor App in London

The Twelve-Factor App
Co-occurring Skills and Capabilities in London 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:

Application Platforms
1 1 (25.00%) IBM HTTP Server
Cloud Services
1 4 (100.00%) Azure
2 2 (50.00%) AWS
2 2 (50.00%) GCP
Communications & Networking
1 2 (50.00%) Internet
1 2 (50.00%) LAN
1 2 (50.00%) SMS
Database & Business Intelligence
1 2 (50.00%) DB2
1 2 (50.00%) PostgreSQL
1 2 (50.00%) Relational Database
Development Applications
1 2 (50.00%) Git
General
1 2 (50.00%) Banking
2 1 (25.00%) Social Skills
Job Titles
1 2 (50.00%) C++ Developer
1 2 (50.00%) Developer
1 2 (50.00%) Lead
1 2 (50.00%) Technical Leader
1 2 (50.00%) Unix Developer
2 1 (25.00%) Applications Developer
2 1 (25.00%) C++ Applications Developer
2 1 (25.00%) Linux Developer
Libraries, Frameworks & Software Standards
1 4 (100.00%) Node.js
2 2 (50.00%) AngularJS
2 2 (50.00%) HTML
2 2 (50.00%) JSON
2 2 (50.00%) React
2 2 (50.00%) Spring
2 2 (50.00%) Spring Boot
2 2 (50.00%) XML
3 1 (25.00%) SOAP
Miscellaneous
1 2 (50.00%) Online Banking
2 1 (25.00%) Cloud Native
Operating Systems
1 2 (50.00%) Linux
1 2 (50.00%) Unix
2 1 (25.00%) AIX
2 1 (25.00%) Red Hat Enterprise Linux
Processes & Methodologies
1 3 (75.00%) Microservices
2 2 (50.00%) Agile
2 2 (50.00%) CI/CD
2 2 (50.00%) Epics
2 2 (50.00%) Migration
2 2 (50.00%) Observability
2 2 (50.00%) Programme Governance
2 2 (50.00%) SDLC
2 2 (50.00%) Sprint Planning
2 2 (50.00%) Sprint Retrospective
2 2 (50.00%) TDD
2 2 (50.00%) User Stories
3 1 (25.00%) Acceptance Criteria
3 1 (25.00%) DevOps
3 1 (25.00%) Key Management
3 1 (25.00%) Project Delivery
3 1 (25.00%) Risk Management
3 1 (25.00%) Software Delivery
3 1 (25.00%) User-Centered Design (UCD)
3 1 (25.00%) Validation
Programming Languages
1 4 (100.00%) Java
2 2 (50.00%) C
2 2 (50.00%) C++
2 2 (50.00%) Python
2 2 (50.00%) Shell Script
Qualifications
1 1 (25.00%) SC Cleared
1 1 (25.00%) Security Cleared
System Software
1 2 (50.00%) Docker
Systems Management
1 2 (50.00%) Kubernetes
Vendors
1 2 (50.00%) Dynatrace
1 2 (50.00%) IBM
1 2 (50.00%) Splunk
2 1 (25.00%) Red Hat