Period
to 12 November 2018

The following table provides summary statistics for contract job vacancies advertised in the West Midlands with a requirement for API Design skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited API Design over the 6 months to 12 November 2018 with a comparison to the same period in the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

API Design
England > West Midlands
6 months to
12 Nov 2018
Same period 2017 Same period 2016
Rank 172 162 205
Rank change year-on-year -10 +43 -
Contract jobs citing API Design 35 22 8
As % of all contract IT jobs advertised in the West Midlands 0.69% 0.47% 0.13%
As % of the Processes & Methodologies category 0.80% 0.55% 0.15%
Number of daily rates quoted 29 19 5
West Midlands median daily rate £595 £550 £500
Median daily rate % change year-on-year +8.18% +10.00% -
10th Percentile £462 £525 £375
90th Percentile £627 £675 £590
England median daily rate £505 £538 £445
% change year-on-year -6.05% +20.79% +1.14%
Number of hourly rates quoted 0 0 0
West Midlands median hourly rate - - -
England median hourly rate £35.95 - -

API Design is in the Processes and Methodologies category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in the West Midlands with a requirement for process or methodology skills.

All Process and Methodology Skills
West Midlands
Contract vacancies with a requirement for process or methodology skills 4,361 3,972 5,244
As % of all contract IT jobs advertised in the West Midlands 85.96% 84.03% 84.85%
Number of daily rates quoted 2,653 2,534 3,117
West Midlands median daily rate £425 £400 £400
Median daily rate % change year-on-year +6.25% - +6.67%
10th Percentile £263 £240 £250
90th Percentile £575 £550 £550
England median daily rate £475 £450 £425
% change year-on-year +5.56% +5.88% +1.19%
Number of hourly rates quoted 169 135 149
West Midlands median hourly rate £15.85 £23.00 £17.50
Median hourly rate % change year-on-year -31.09% +31.43% -12.50%
10th Percentile £11.02 £11.25 £10.64
90th Percentile £37.75 £48.75 £40.00
England median hourly rate £22.00 £23.32 £22.84
% change year-on-year -5.66% +2.12% +3.80%

API Design
Job Vacancy Trend in the West Midlands

Job postings citing API Design as a percentage of all IT jobs advertised in the West Midlands.

Job vacancy trend for API Design in the West Midlands

API Design
Contractor Daily Rate Trend in the West Midlands

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing API Design in the West Midlands.

Contractor daily rate trend for API Design in the West Midlands

API Design
Contractor Daily Rate Histogram in the West Midlands

The daily rate distribution of IT jobs citing API Design in the West Midlands over the 6 months to 12 November 2018.

Contractor daily rate histogram for API Design in the West Midlands

API Design
Contract Job Locations in the West Midlands

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing API Design within the West Midlands region over the 6 months to 12 November 2018. 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
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Shropshire -28 26 £590 +2.61%
Coventry - 5 £600 - 1
Staffordshire - 2 £375 - 3
Wolverhampton - 1 £475 -
API Design
England

For the 6 months to 12 November 2018, IT contractor jobs citing API Design also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all contract job ads across the West Midlands region with a requirement for API Design.

1 30 (85.71%) Microservices
2 29 (82.86%) Agile Software Development
3 27 (77.14%) Middleware
4 20 (57.14%) Continuous Integration
5 18 (51.43%) Java
6 17 (48.57%) Deployment Automation
6 17 (48.57%) Test Automation
7 16 (45.71%) SOA
8 13 (37.14%) Scrum
8 13 (37.14%) DevOps
9 12 (34.29%) Mentoring
10 11 (31.43%) WSO2
11 10 (28.57%) API Development
11 10 (28.57%) TOGAF
11 10 (28.57%) CITP
11 10 (28.57%) Configuration Management
12 9 (25.71%) Microsoft Azure
13 8 (22.86%) MuleSoft
13 8 (22.86%) Windows
14 6 (17.14%) Linux
14 6 (17.14%) Unix
14 6 (17.14%) Kanban
14 6 (17.14%) TDD
15 5 (14.29%) JSON
15 5 (14.29%) XSLT
15 5 (14.29%) SQL
16 4 (11.43%) SOAP
16 4 (11.43%) XML
16 4 (11.43%) OO
16 4 (11.43%) Data Modelling

API Design
Co-occurring IT Skills in the West Midlands by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same job type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Application Platforms
1 3 (8.57%) JBoss
1 3 (8.57%) Mule
1 3 (8.57%) WebLogic
Business Applications
1 2 (5.71%) Magento
1 2 (5.71%) Payment Gateway
Cloud Services
1 9 (25.71%) Microsoft Azure
2 4 (11.43%) Amazon AWS
2 4 (11.43%) PaaS
2 4 (11.43%) SaaS
3 3 (8.57%) IaaS
Communications & Networking
1 3 (8.57%) HTTP
1 3 (8.57%) SSL
1 3 (8.57%) TCP/IP
Database & Business Intelligence
1 3 (8.57%) NoSQL
1 3 (8.57%) RDBMS
1 3 (8.57%) Relational Database
Development Applications
1 4 (11.43%) Jenkins
1 4 (11.43%) Maven
2 1 (2.86%) Git (software)
2 1 (2.86%) SpecFlow
2 1 (2.86%) Subversion
Job Titles
1 18 (51.43%) Architect
2 14 (40.00%) Developer
3 12 (34.29%) Java Developer
4 11 (31.43%) Solutions Architect
5 8 (22.86%) Agile Developer
5 8 (22.86%) Agile Java Developer
5 8 (22.86%) Java Middleware Developer
5 8 (22.86%) Middleware Developer
6 7 (20.00%) Azure Architect
7 6 (17.14%) Cloud Architect
8 5 (14.29%) Technical Architect
9 4 (11.43%) Cloud Solutions Architect
10 3 (8.57%) Product Owner
10 3 (8.57%) Senior Developer
10 3 (8.57%) Senior Java Developer
11 2 (5.71%) DevOps Architect
11 2 (5.71%) Java Architect
11 2 (5.71%) Java Technical Architect
11 2 (5.71%) Magento Developer
11 2 (5.71%) Messaging Architect
Libraries, Frameworks & Software Standards
1 27 (77.14%) Middleware
2 5 (14.29%) JSON
2 5 (14.29%) XSLT
3 4 (11.43%) SOAP
3 4 (11.43%) XML
4 3 (8.57%) Elastic Stack
4 3 (8.57%) Java EE
4 3 (8.57%) Java SE
4 3 (8.57%) JSON Schema
4 3 (8.57%) OAuth
4 3 (8.57%) REST
4 3 (8.57%) Spring
4 3 (8.57%) Spring Boot
4 3 (8.57%) Web Services
4 3 (8.57%) WSDL
5 2 (5.71%) Apache Camel
5 2 (5.71%) jQuery
5 2 (5.71%) Sass
5 2 (5.71%) WF
6 1 (2.86%) XSD
Miscellaneous
1 4 (11.43%) User Experience
2 3 (8.57%) Enterprise Software
3 2 (5.71%) N-Tier
4 1 (2.86%) Analytical Skills
Operating Systems
1 8 (22.86%) Windows
2 6 (17.14%) Linux
2 6 (17.14%) Unix
3 3 (8.57%) AIX
3 3 (8.57%) HPUX
3 3 (8.57%) Solaris
4 1 (2.86%) Mac OS X
Processes & Methodologies
1 30 (85.71%) Microservices
2 29 (82.86%) Agile Software Development
3 20 (57.14%) Continuous Integration
4 17 (48.57%) Deployment Automation
4 17 (48.57%) Test Automation
5 16 (45.71%) SOA
6 13 (37.14%) DevOps
6 13 (37.14%) Scrum
7 12 (34.29%) Mentoring
8 10 (28.57%) API Development
8 10 (28.57%) Configuration Management
8 10 (28.57%) TOGAF
9 6 (17.14%) Kanban
9 6 (17.14%) TDD
10 4 (11.43%) Analytics
10 4 (11.43%) Continuous Delivery
10 4 (11.43%) Data Analytics
10 4 (11.43%) Data Modelling
10 4 (11.43%) OO
11 3 (8.57%) Technical Architecture
Programming Languages
1 18 (51.43%) Java
2 5 (14.29%) SQL
3 3 (8.57%) Groovy
3 3 (8.57%) PL/SQL
3 3 (8.57%) XPath
4 2 (5.71%) JavaScript
4 2 (5.71%) PHP
Qualifications
1 10 (28.57%) CITP
Systems Management
1 4 (11.43%) Ansible
2 3 (8.57%) Opscode Chef
2 3 (8.57%) Puppet
Vendors
1 11 (31.43%) WSO2
2 8 (22.86%) MuleSoft
3 1 (2.86%) HP
3 1 (2.86%) Microgen
3 1 (2.86%) Microsoft
3 1 (2.86%) OpenText