The Twelve-Factor App Jobs

Twelve-Factor Application Methodology
UK

The table below provides summary statistics for permanent job vacancies requiring The Twelve-Factor App skills. It includes a benchmarking guide to the annual salaries offered in vacancies that cited The Twelve-Factor App over the 6 months leading up to 5 August 2025, comparing them to the same period in the previous two years.

6 months to
5 Aug 2025
Same period 2024 Same period 2023
Rank 723 835 842
Rank change year-on-year +112 +7 +244
Permanent jobs citing The Twelve-Factor App 7 1 11
As % of all permanent jobs advertised in the UK 0.012% 0.001% 0.014%
As % of the Processes & Methodologies category 0.013% 0.001% 0.015%
Number of salaries quoted 1 0 5
10th Percentile - - £67,750
25th Percentile £76,250 - £70,000
Median annual salary (50th Percentile) £77,500 - £75,000
Median % change year-on-year - - +25.00%
75th Percentile £78,750 - £80,000
90th Percentile - - £105,500
UK excluding London median annual salary £77,500 - £91,250
% change year-on-year - - +52.08%

All Process and Methodology Skills
UK

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 permanent job vacancies requiring process or methodology skills.

Permanent vacancies with a requirement for process or methodology skills 54,152 70,363 74,010
As % of all permanent jobs advertised in the UK 89.04% 81.57% 95.27%
Number of salaries quoted 28,734 44,610 49,135
10th Percentile £27,000 £31,250 £33,750
25th Percentile £37,500 £41,250 £45,000
Median annual salary (50th Percentile) £55,000 £55,000 £60,249
Median % change year-on-year - -8.71% +0.42%
75th Percentile £75,000 £75,000 £80,000
90th Percentile £95,000 £95,000 £100,000
UK excluding London median annual salary £50,000 £50,000 £55,000
% change year-on-year - -9.09% +4.76%

The Twelve-Factor App
Job Vacancy Trend

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

Job vacancy trend for The Twelve-Factor App in the UK

The Twelve-Factor App
Salary Trend

3-month moving average salary quoted in jobs citing The Twelve-Factor App.

Salary trend for The Twelve-Factor App in the UK

The Twelve-Factor App
Top 4 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing The Twelve-Factor App within the UK over the 6 months to 5 August 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
UK excluding London +85 7 £77,500 -
Scotland - 5 £77,500 -
England +57 2 - - 7
South West - 2 - -

The Twelve-Factor App
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:

Cloud Services
1 2 (28.57%) AWS
Communications & Networking
1 1 (14.29%) HTTP
Database & Business Intelligence
1 6 (85.71%) InterSystems Cache
2 4 (57.14%) Elasticsearch
3 2 (28.57%) Apache Cassandra
4 1 (14.29%) RDBMS
4 1 (14.29%) Relational Database
4 1 (14.29%) SQL Server
Development Applications
1 3 (42.86%) JUnit
2 2 (28.57%) Mockito
3 1 (14.29%) Jenkins
3 1 (14.29%) Maven
General
1 6 (85.71%) Finance
1 6 (85.71%) Inclusion and Diversity
1 6 (85.71%) Law
2 4 (57.14%) Marketing
3 3 (42.86%) Banking
4 1 (14.29%) Investment Banking
Job Titles
1 6 (85.71%) Java Engineer
1 6 (85.71%) Java Software Engineer
1 6 (85.71%) Software Engineer
2 4 (57.14%) Lead
2 4 (57.14%) Lead Java Engineer
2 4 (57.14%) Lead Software Engineer
3 1 (14.29%) Developer
3 1 (14.29%) Java Developer
Libraries, Frameworks & Software Standards
1 7 (100.00%) Kafka
1 7 (100.00%) Spring
2 5 (71.43%) J2EE
2 5 (71.43%) REST
3 3 (42.86%) Spring Boot
4 2 (28.57%) RESTful
5 1 (14.29%) CSS
5 1 (14.29%) HTML
5 1 (14.29%) JSON
5 1 (14.29%) RabbitMQ
Miscellaneous
1 6 (85.71%) Cloud Native
2 4 (57.14%) Enterprise Software
2 4 (57.14%) Onboarding
Processes & Methodologies
1 7 (100.00%) Agile
1 7 (100.00%) Architectural Design
2 6 (85.71%) Information Architecture
2 6 (85.71%) Operational Stability
2 6 (85.71%) Software Engineering
3 5 (71.43%) CI/CD
4 4 (57.14%) Artificial Intelligence
4 4 (57.14%) Client Onboarding
4 4 (57.14%) Community of Practice
4 4 (57.14%) Continuous Delivery
4 4 (57.14%) Distributed Cache
4 4 (57.14%) High Availability
4 4 (57.14%) KYC
4 4 (57.14%) Machine Learning
4 4 (57.14%) SDLC
5 3 (42.86%) DevOps
5 3 (42.86%) Microservices
5 3 (42.86%) TDD
6 2 (28.57%) Open Source
6 2 (28.57%) Software Deployment
Programming Languages
1 7 (100.00%) Java
2 5 (71.43%) SQL
3 1 (14.29%) JavaScript
System Software
1 2 (28.57%) Docker
Systems Management
1 2 (28.57%) Kubernetes
Vendors
1 3 (42.86%) Oracle
2 1 (14.29%) IBM
2 1 (14.29%) Microsoft