Period
to 18 February 2018

The following table provides summary statistics for permanent job vacancies with a requirement for API Design skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited API Design over the 6 months to 18 February 2018 with a comparison to the same period in the previous 2 years.

API Design
UK
6 months to
18 Feb 2018
Same period 2017 Same period 2016
Rank 684 747 964
Rank change year-on-year +63 +217 +105
Permanent jobs citing API Design 554 460 347
As % of all permanent IT jobs advertised in the UK 0.32% 0.26% 0.16%
As % of the Processes & Methodologies category 0.35% 0.29% 0.19%
Number of salaries quoted 455 378 300
UK median annual salary £60,000 £57,500 £55,000
Median salary % change year-on-year +4.35% +4.55% +10.00%
10th Percentile £35,000 £37,500 £31,250
90th Percentile £84,900 £75,000 £82,500
UK excluding London median annual salary £40,750 £50,000 £42,500
% change year-on-year -18.50% +17.65% -

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

All Process and Methodology Skills
UK
Permanent vacancies with a requirement for process or methodology skills 156,623 156,367 187,175
As % of all permanent IT jobs advertised in the UK 89.90% 89.54% 88.84%
Number of salaries quoted 126,956 128,832 155,017
UK median annual salary £50,000 £48,500 £47,500
Median salary % change year-on-year +3.09% +2.11% +5.56%
10th Percentile £29,000 £28,250 £27,500
90th Percentile £80,250 £79,000 £77,500
UK excluding London median annual salary £45,000 £42,500 £42,500
% change year-on-year +5.88% - +6.25%

API Design
Job Vacancy Trend

Job postings citing API Design as a percentage of all IT jobs advertised.

Job vacancy trend for API Design in the UK

API Design
Salary Trend

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing API Design.

Salary trend for API Design in the UK

API Design
Salary Histogram

The salary distribution of IT jobs citing API Design over the 6 months to 18 February 2018.

Salary histogram for API Design in the UK

API Design
Top 14 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing API Design within the UK over the 6 months to 18 February 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
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
England +61 538 £60,000 - 85
London +49 343 £67,000 +7.20% 52
UK excluding London +34 205 £40,750 -18.50% 38
North of England +33 72 £37,500 -28.57% 7
South East +32 64 £50,000 +5.26% 17
North West +2 31 £36,250 -14.71% 5
South West +22 29 £42,500 -15.00% 2
North East - 25 £40,000 -
Yorkshire +2 16 £27,500 -56.00% 2
Midlands -14 15 £47,500 -9.33% 2
East of England -24 15 £50,000 -13.04% 5
Scotland -29 10 £38,000 -22.45% 4
East Midlands +26 8 £47,500 -20.83%
West Midlands -10 7 £45,000 -14.10% 2

For the 6 months to 18 February 2018, IT 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 permanent job ads with a requirement for API Design.

1 318 (57.40%) Agile Software Development
2 244 (44.04%) JavaScript
3 207 (37.36%) Git (software)
4 206 (37.18%) HTML
5 205 (37.00%) CSS
6 203 (36.64%) Java
7 179 (32.31%) TDD
8 158 (28.52%) Finance
9 149 (26.90%) SOA
10 148 (26.71%) REST
11 142 (25.63%) Linux
12 141 (25.45%) RESTful
13 139 (25.09%) Microservices
14 135 (24.37%) Node.js
15 133 (24.01%) Amazon AWS
15 133 (24.01%) C#
16 130 (23.47%) SQL
17 128 (23.10%) Scrum
18 126 (22.74%) API Development
18 126 (22.74%) AngularJS
19 124 (22.38%) .NET
20 112 (20.22%) Microsoft Azure
21 111 (20.04%) MySQL
22 109 (19.68%) HTML5
23 108 (19.49%) jQuery
24 99 (17.87%) Continuous Integration
24 99 (17.87%) Python
25 97 (17.51%) Test Automation
26 89 (16.06%) Web Services
27 88 (15.88%) NoSQL

API Design
Co-occurring IT Skills 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 34 (6.14%) Elasticsearch
2 30 (5.42%) JBoss
3 29 (5.23%) Oracle SOA Suite
4 27 (4.87%) Confluence
5 25 (4.51%) Apache
6 20 (3.61%) Ethereum
7 15 (2.71%) SharePoint
8 11 (1.99%) Tomcat
9 10 (1.81%) Anypoint
9 10 (1.81%) Apache Pig
9 10 (1.81%) WebLogic
9 10 (1.81%) WebSphere
10 9 (1.62%) Mule
11 8 (1.44%) CMS
11 8 (1.44%) nginx
12 7 (1.26%) GlassFish
12 7 (1.26%) IIS
12 7 (1.26%) Mule ESB
13 6 (1.08%) CloudStack
14 5 (0.90%) Drupal
Applications
1 4 (0.72%) Photoshop
2 3 (0.54%) Adobe Illustrator
3 1 (0.18%) Microsoft Office
Business Applications
1 25 (4.51%) Distributed Ledger
2 5 (0.90%) Dynamics CRM
3 1 (0.18%) Magento
3 1 (0.18%) NetSuite
3 1 (0.18%) Shopify
Cloud Services
1 133 (24.01%) Amazon AWS
2 112 (20.22%) Microsoft Azure
3 51 (9.21%) GitHub
4 36 (6.50%) Google Cloud Platform
5 27 (4.87%) SaaS
6 26 (4.69%) Cloud Computing
7 21 (3.79%) OpenShift
8 20 (3.61%) Amazon EC2
9 18 (3.25%) Amazon S3
10 14 (2.53%) PaaS
11 9 (1.62%) Office 365
12 6 (1.08%) Firebase
13 5 (0.90%) Heroku
13 5 (0.90%) OneDrive
14 4 (0.72%) Azure Active Directory
15 3 (0.54%) AWS Lambda
15 3 (0.54%) Serverless
16 2 (0.36%) DigitalOcean
16 2 (0.36%) npm
17 1 (0.18%) AWS Elastic Beanstalk
Communications & Networking
1 54 (9.75%) HTTP
2 13 (2.35%) TCP/IP
3 12 (2.17%) Internet
3 12 (2.17%) SSL
4 10 (1.81%) Firewall
5 4 (0.72%) SMS
6 3 (0.54%) DNS
6 3 (0.54%) HTTPS
6 3 (0.54%) SNMP
7 2 (0.36%) Bluetooth
7 2 (0.36%) DHCP
7 2 (0.36%) IPv4
Database & Business Intelligence
1 111 (20.04%) MySQL
2 88 (15.88%) NoSQL
3 77 (13.90%) PostgreSQL
4 58 (10.47%) Big Data
5 56 (10.11%) SQL Server
6 55 (9.93%) Relational Database
7 51 (9.21%) Redis
8 42 (7.58%) Apache Cassandra
9 39 (7.04%) MongoDB
10 37 (6.68%) Blockchain
11 20 (3.61%) RDBMS
12 15 (2.71%) Azure SQL Database
13 14 (2.53%) Hadoop
14 13 (2.35%) Amazon DynamoDB
14 13 (2.35%) CockroachDB
14 13 (2.35%) HBase
15 10 (1.81%) Apache Hive
15 10 (1.81%) CouchDB
16 9 (1.62%) Cosmos DB
16 9 (1.62%) SQLite
Development Applications
1 207 (37.36%) Git (software)
2 62 (11.19%) Bitbucket
3 59 (10.65%) Jenkins
4 54 (9.75%) JIRA
5 37 (6.68%) Maven
6 33 (5.96%) Mocha
7 27 (4.87%) Subversion
8 23 (4.15%) gulp
9 22 (3.97%) Atlassian Bamboo
10 20 (3.61%) Ant
10 20 (3.61%) Selenium
11 19 (3.43%) Visual Studio
12 18 (3.25%) Grunt
12 18 (3.25%) TeamCity
13 15 (2.71%) JUnit
13 15 (2.71%) Octopus Deploy
14 14 (2.53%) Xcode
15 13 (2.35%) webpack
16 12 (2.17%) Gradle
17 11 (1.99%) Eclipse
General
1 158 (28.52%) Finance
2 43 (7.76%) Banking
3 30 (5.42%) Telecoms
4 19 (3.43%) Games
5 16 (2.89%) Marketing
6 14 (2.53%) Legal
7 11 (1.99%) Retail
8 8 (1.44%) Law
9 7 (1.26%) Electronics
9 7 (1.26%) Manufacturing
10 4 (0.72%) Advertising
11 3 (0.54%) Financial Institution
11 3 (0.54%) Front Office
11 3 (0.54%) Pharmaceutical
12 2 (0.36%) Investment Banking
13 1 (0.18%) Back Office
13 1 (0.18%) Digital Economy
13 1 (0.18%) iGaming
13 1 (0.18%) Multimedia
Job Titles
1 380 (68.59%) Developer
2 67 (12.09%) .NET Developer
3 62 (11.19%) Software Developer
4 60 (10.83%) Senior Developer
5 56 (10.11%) Architect
6 55 (9.93%) Java Developer
7 53 (9.57%) JavaScript Developer
8 51 (9.21%) C# Developer
9 49 (8.84%) C# .NET Developer
10 39 (7.04%) Full Stack Developer
11 34 (6.14%) Python Developer
12 33 (5.96%) Node.js Developer
13 30 (5.42%) Java Engineer
14 29 (5.23%) Angular Developer
14 29 (5.23%) Software Engineer
15 26 (4.69%) Blockchain Developer
15 26 (4.69%) Front End Developer (Client-Side Developer)
16 23 (4.15%) Lead Developer
17 21 (3.79%) Java Architect
17 21 (3.79%) Technical Architect
Libraries, Frameworks & Software Standards
1 206 (37.18%) HTML
2 205 (37.00%) CSS
3 148 (26.71%) REST
4 141 (25.45%) RESTful
5 135 (24.37%) Node.js
6 126 (22.74%) AngularJS
7 124 (22.38%) .NET
8 109 (19.68%) HTML5
9 108 (19.49%) jQuery
10 89 (16.06%) Web Services
11 85 (15.34%) Spring
12 81 (14.62%) CSS3
13 72 (13.00%) JSON
14 58 (10.47%) Twitter Bootstrap
15 54 (9.75%) ASP.NET
16 53 (9.57%) Hibernate
16 53 (9.57%) XML
17 50 (9.03%) React
18 47 (8.48%) SOAP
19 35 (6.32%) .NET Framework
Miscellaneous
1 74 (13.36%) User Experience
2 66 (11.91%) Fintech
3 48 (8.66%) Computer Science
4 38 (6.86%) Mobile App
5 31 (5.60%) W3C
6 25 (4.51%) Enterprise Software
7 21 (3.79%) Virtual Team
8 20 (3.61%) Bitcoin
9 19 (3.43%) Greenfield Project
10 17 (3.07%) Analytical Skills
10 17 (3.07%) Blog
11 14 (2.53%) Private Cloud
11 14 (2.53%) Public Cloud
12 10 (1.81%) Smartphone
13 9 (1.62%) Linux Command Line
14 6 (1.08%) Cloud Native
14 6 (1.08%) Internet of Things
14 6 (1.08%) Mashup
15 5 (0.90%) Algorithms
15 5 (0.90%) Data Centre
Operating Systems
1 142 (25.63%) Linux
2 86 (15.52%) Apple iOS
3 71 (12.82%) Android
4 60 (10.83%) Windows
5 23 (4.15%) Unix
6 18 (3.25%) VMS
7 12 (2.17%) Mac OS X
8 10 (1.81%) Ubuntu
9 8 (1.44%) Mac OS
10 3 (0.54%) Windows Phone
11 2 (0.36%) Debian
12 1 (0.18%) Amazon Linux
12 1 (0.18%) Red Hat Enterprise Linux
Processes & Methodologies
1 318 (57.40%) Agile Software Development
2 179 (32.31%) TDD
3 149 (26.90%) SOA
4 139 (25.09%) Microservices
5 128 (23.10%) Scrum
6 126 (22.74%) API Development
7 99 (17.87%) Continuous Integration
8 97 (17.51%) Test Automation
9 75 (13.54%) Front End Development
10 70 (12.64%) DevOps
11 66 (11.91%) Software Engineering
12 65 (11.73%) Web Development
13 60 (10.83%) MVC
14 56 (10.11%) iOS Development
15 53 (9.57%) OO
16 48 (8.66%) Machine Learning
17 44 (7.94%) Android Development
18 42 (7.58%) Continuous Improvement
18 42 (7.58%) E-Commerce
19 40 (7.22%) BDD
Programming Languages
1 244 (44.04%) JavaScript
2 203 (36.64%) Java
3 133 (24.01%) C#
4 130 (23.47%) SQL
5 99 (17.87%) Python
6 71 (12.82%) C++
7 53 (9.57%) Scala
8 52 (9.39%) C
9 49 (8.84%) PHP
10 48 (8.66%) ES6
11 40 (7.22%) Bash Shell
11 40 (7.22%) Go
12 33 (5.96%) Objective-C
13 31 (5.60%) PowerShell
14 26 (4.69%) Korn
15 21 (3.79%) Solidity
16 19 (3.43%) Apple Swift
17 17 (3.07%) Groovy
18 14 (2.53%) ES7
19 13 (2.35%) T-SQL
Qualifications
1 84 (15.16%) Degree
2 23 (4.15%) Computer Science Degree
3 20 (3.61%) Master's Degree
4 9 (1.62%) Microsoft Certification
5 8 (1.44%) CCNA
5 8 (1.44%) Cisco Certification
5 8 (1.44%) CISSP
5 8 (1.44%) CompTIA Security+
5 8 (1.44%) DBS Check
5 8 (1.44%) GIAC
5 8 (1.44%) Linux+ Certification
5 8 (1.44%) MCSE
5 8 (1.44%) Network+ Certification
5 8 (1.44%) SANS
5 8 (1.44%) SSCP
6 5 (0.90%) Sun Certification
7 4 (0.72%) CITP
8 2 (0.36%) DV Cleared
8 2 (0.36%) Security Cleared
9 1 (0.18%) MCP
Quality Assurance & Compliance
1 34 (6.14%) QA
2 7 (1.26%) GDPR
3 4 (0.72%) GCP
4 3 (0.54%) ISO 13485
4 3 (0.54%) ISO 9001
4 3 (0.54%) ISO/IEC 27001
4 3 (0.54%) WCAG
System Software
1 86 (15.52%) Docker
2 19 (3.43%) Virtual Machines
3 10 (1.81%) vSphere
4 6 (1.08%) Firmware
5 4 (0.72%) Active Directory
6 2 (0.36%) Apache ZooKeeper
7 1 (0.18%) Postfix
Systems Management
1 44 (7.94%) Kubernetes
2 26 (4.69%) Puppet
3 18 (3.25%) Ansible
4 16 (2.89%) Docker Swarm
5 10 (1.81%) Salt
6 9 (1.62%) Single Sign-On
7 5 (0.90%) CloudHub
7 5 (0.90%) Opscode Chef
8 4 (0.72%) Terraform
9 1 (0.18%) Packer
9 1 (0.18%) ZABBIX
Vendors
1 51 (9.21%) Oracle
2 36 (6.50%) Google
3 30 (5.42%) Microsoft
4 19 (3.43%) MuleSoft
5 18 (3.25%) Twitter
6 15 (2.71%) WorldPay
7 11 (1.99%) Apigee
8 10 (1.81%) SAP
9 9 (1.62%) IBM
10 8 (1.44%) Salesforce.com
11 7 (1.26%) Splunk
12 5 (0.90%) Sun
12 5 (0.90%) Zend
13 4 (0.72%) Red Hat
13 4 (0.72%) Sybase
13 4 (0.72%) Telerik
13 4 (0.72%) webMethods
13 4 (0.72%) Xamarin
14 3 (0.54%) Blue Prism
14 3 (0.54%) ILOG