Period
to 19 December 2018

The following table provides summary statistics for permanent job vacancies with a requirement for API Development skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited API Development over the 6 months to 19 December 2018 with a comparison to the same period in the previous 2 years.

API Development
UK
6 months to
19 Dec 2018
Same period 2017 Same period 2016
Rank 467 597 722
Rank change year-on-year +130 +125 +145
Permanent jobs citing API Development 953 771 543
As % of all permanent IT jobs advertised in the UK 0.60% 0.43% 0.29%
As % of the Processes & Methodologies category 0.66% 0.47% 0.32%
Number of salaries quoted 725 601 482
UK median annual salary £55,000 £55,000 £55,000
10th Percentile £32,500 £32,500 £33,750
90th Percentile £90,000 £77,000 £76,250
UK excluding London median annual salary £47,500 £50,000 £45,000
% change year-on-year -5.00% +11.11% -5.26%

API Development 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 145,362 164,208 169,022
As % of all permanent IT jobs advertised in the UK 91.61% 91.89% 91.31%
Number of salaries quoted 114,777 130,654 140,219
UK median annual salary £52,500 £50,000 £48,500
Median salary % change year-on-year +5.00% +3.09% +2.11%
10th Percentile £29,750 £28,500 £27,625
90th Percentile £85,000 £80,000 £78,750
UK excluding London median annual salary £45,000 £44,000 £42,500
% change year-on-year +2.27% +3.53% -

API Development
Job Vacancy Trend

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

Job vacancy trend for API Development in the UK

API Development
Salary Trend

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

Salary trend for API Development in the UK

API Development
Salary Histogram

The salary distribution of IT jobs citing API Development over the 6 months to 19 December 2018.

Salary histogram for API Development in the UK

API Development
Top 15 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing API Development within the UK over the 6 months to 19 December 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 +120 914 £56,000 - 163
UK excluding London +164 562 £47,500 -5.00% 92
London +24 380 £69,000 +15.00% 78
South East +90 213 £50,000 -15.25% 24
South West +96 116 £45,000 -5.26% 6
North of England +26 105 £45,000 -10.00% 38
Midlands +67 59 £40,000 +6.67% 12
Yorkshire +63 58 £48,000 +57.38% 12
North West -3 46 £35,000 -30.00% 22
East of England +45 40 £60,000 - 5
West Midlands +42 32 £37,000 -1.33% 9
East Midlands +43 27 £43,750 -7.89% 3
Scotland +10 22 £45,000 +20.00% 6
Wales +7 8 £45,000 - 1
North East -3 1 £33,750 -25.00% 4

For the 6 months to 19 December 2018, IT jobs citing API Development 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 Development.

1 511 (53.62%) Agile Software Development
2 498 (52.26%) JavaScript
3 395 (41.45%) C#
3 395 (41.45%) .NET
4 377 (39.56%) HTML
5 353 (37.04%) CSS
6 304 (31.90%) Java
7 270 (28.33%) AngularJS
8 254 (26.65%) Amazon AWS
9 246 (25.81%) Web Services
10 232 (24.34%) Microservices
11 231 (24.24%) SQL Server
11 231 (24.24%) MVC
12 229 (24.03%) SQL
12 229 (24.03%) REST
13 222 (23.29%) Software Engineering
14 212 (22.25%) MySQL
15 211 (22.14%) Microsoft Azure
16 204 (21.41%) Finance
17 201 (21.09%) Git (software)
18 185 (19.41%) ASP.NET
19 177 (18.57%) RESTful
20 176 (18.47%) Node.js
21 163 (17.10%) API Design
22 159 (16.68%) TDD
23 154 (16.16%) Continuous Delivery
24 153 (16.05%) Python
25 152 (15.95%) Mentoring
26 150 (15.74%) Web Development
27 149 (15.63%) DevOps

API Development
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 68 (7.14%) Elasticsearch
2 45 (4.72%) Ethereum
3 40 (4.20%) Apache
3 40 (4.20%) Tomcat
4 36 (3.78%) CMS
5 25 (2.62%) Apache Spark
5 25 (2.62%) Confluence
6 19 (1.99%) WordPress
7 16 (1.68%) GlassFish
8 15 (1.57%) JBoss
8 15 (1.57%) SharePoint
8 15 (1.57%) WebSphere
9 12 (1.26%) IIS
9 12 (1.26%) Jetty
9 12 (1.26%) WebLogic
10 9 (0.94%) Sitecore CMS
11 8 (0.84%) Mule
12 7 (0.73%) Drupal
13 6 (0.63%) Apache Solr
13 6 (0.63%) BizTalk Server
Applications
1 66 (6.93%) Chatbot
2 2 (0.21%) Maya
2 2 (0.21%) Snapchat
3 1 (0.10%) Fireworks
3 1 (0.10%) Microsoft Excel
3 1 (0.10%) Microsoft PowerPoint
3 1 (0.10%) MS Visio
3 1 (0.10%) Photoshop
Business Applications
1 14 (1.47%) Dynamics CRM
2 11 (1.15%) Distributed Ledger
2 11 (1.15%) Ripple
3 6 (0.63%) Magento
4 4 (0.42%) Scribe Insight
5 1 (0.10%) Odoo
5 1 (0.10%) Oracle Subledger Accounting
5 1 (0.10%) Remedy ITSM
Cloud Services
1 254 (26.65%) Amazon AWS
2 211 (22.14%) Microsoft Azure
3 104 (10.91%) GitHub
4 84 (8.81%) SaaS
5 42 (4.41%) Amazon EC2
6 37 (3.88%) Google Cloud Platform
6 37 (3.88%) Serverless
7 36 (3.78%) PaaS
8 34 (3.57%) Cloud Computing
9 32 (3.36%) Amazon S3
10 22 (2.31%) IaaS
11 13 (1.36%) CloudFront
12 11 (1.15%) Heroku
13 10 (1.05%) OpenShift
14 9 (0.94%) Apigee
15 8 (0.84%) Dynamics 365
16 7 (0.73%) Route 53
16 7 (0.73%) TestFlight
17 6 (0.63%) Amazon Kinesis
17 6 (0.63%) Office 365
Communications & Networking
1 21 (2.20%) Internet
2 20 (2.10%) HTTP
3 11 (1.15%) DNS
3 11 (1.15%) SMTP
4 9 (0.94%) Broadband
4 9 (0.94%) SSH
5 8 (0.84%) TCP/IP
6 6 (0.63%) Reverse Proxy
7 5 (0.52%) VoIP
8 3 (0.31%) IMAP
8 3 (0.31%) Intranet
9 1 (0.10%) F5 BIG-IP GTM
9 1 (0.10%) F5 BIG-IP LTM
9 1 (0.10%) SSL
Database & Business Intelligence
1 231 (24.24%) SQL Server
2 212 (22.25%) MySQL
3 128 (13.43%) PostgreSQL
4 84 (8.81%) NoSQL
5 79 (8.29%) Amazon DynamoDB
6 57 (5.98%) Blockchain
7 56 (5.88%) Big Data
8 53 (5.56%) Relational Database
9 42 (4.41%) Hadoop
10 39 (4.09%) Redis
11 27 (2.83%) SQL Server Reporting Services
12 25 (2.62%) MongoDB
13 22 (2.31%) SQL Server 2012
14 21 (2.20%) Apache Cassandra
15 18 (1.89%) SQL Server Integration Services
16 17 (1.78%) Amazon RDS
17 13 (1.36%) RDBMS
18 10 (1.05%) SQL Server 2016
19 8 (0.84%) SQL Server 2008
20 7 (0.73%) Data Mining
Development Applications
1 201 (21.09%) Git (software)
2 72 (7.56%) Jenkins
3 62 (6.51%) Visual Studio
4 40 (4.20%) JIRA
5 34 (3.57%) webpack
6 31 (3.25%) Mocha
7 26 (2.73%) Maven
7 26 (2.73%) Visual Studio Team System
8 23 (2.41%) Subversion
9 22 (2.31%) Team Foundation Server
10 21 (2.20%) gulp
11 20 (2.10%) TeamCity
12 15 (1.57%) Cucumber
12 15 (1.57%) Selenium
12 15 (1.57%) Sonatype Nexus
13 14 (1.47%) Octopus Deploy
14 13 (1.36%) Gradle
14 13 (1.36%) Grunt
14 13 (1.36%) JMeter
14 13 (1.36%) JUnit
General
1 204 (21.41%) Finance
2 60 (6.30%) Banking
3 51 (5.35%) Retail
4 39 (4.09%) Telecoms
5 27 (2.83%) Marketing
6 20 (2.10%) Publishing
7 19 (1.99%) Games
8 15 (1.57%) Back Office
9 13 (1.36%) Legal
10 11 (1.15%) Advertising
10 11 (1.15%) Front Office
11 7 (0.73%) Law
12 5 (0.52%) Financial Institution
12 5 (0.52%) Manufacturing
13 4 (0.42%) Pharmaceutical
13 4 (0.42%) Retail Banking
14 3 (0.31%) French Language
14 3 (0.31%) German Language
14 3 (0.31%) Multimedia
14 3 (0.31%) Spanish Language
Job Titles
1 625 (65.58%) Developer
2 163 (17.10%) Senior Developer
3 145 (15.22%) .NET Developer
4 144 (15.11%) Software Engineer
5 128 (13.43%) C# Developer
6 116 (12.17%) Java Developer
7 86 (9.02%) C# .NET Developer
8 80 (8.39%) Senior Software Engineer
9 79 (8.29%) JavaScript Developer
10 77 (8.08%) Software Developer
11 63 (6.61%) Full Stack Developer
12 62 (6.51%) Web Developer
13 61 (6.40%) Front End Developer (Client-Side Developer)
14 57 (5.98%) Node.js Developer
15 55 (5.77%) Lead Developer
16 48 (5.04%) Backend Developer
17 47 (4.93%) Java Engineer
17 47 (4.93%) Senior Java Developer
18 44 (4.62%) PHP Developer
19 43 (4.51%) Architect
Libraries, Frameworks & Software Standards
1 395 (41.45%) .NET
2 377 (39.56%) HTML
3 353 (37.04%) CSS
4 270 (28.33%) AngularJS
5 246 (25.81%) Web Services
6 229 (24.03%) REST
7 185 (19.41%) ASP.NET
8 177 (18.57%) RESTful
9 176 (18.47%) Node.js
10 138 (14.48%) ASP.NET MVC
11 129 (13.54%) ASP.NET Web API
12 124 (13.01%) HTML5
13 108 (11.33%) React
14 106 (11.12%) jQuery
15 105 (11.02%) Spring
16 86 (9.02%) JSON
17 85 (8.92%) SOAP
18 77 (8.08%) Twitter Bootstrap
19 74 (7.76%) Sass
20 67 (7.03%) XML
Miscellaneous
1 77 (8.08%) Fintech
2 69 (7.24%) User Experience
3 62 (6.51%) Greenfield Project
4 60 (6.30%) Mobile App
5 55 (5.77%) Social Media
6 45 (4.72%) Bitcoin
7 39 (4.09%) Enterprise Software
8 25 (2.62%) Analytical Skills
8 25 (2.62%) Linux Command Line
9 18 (1.89%) Foreign Exchange (FX)
10 17 (1.78%) Management Information System
11 15 (1.57%) Blog
11 15 (1.57%) N-Tier
11 15 (1.57%) Robotics
12 14 (1.47%) Self-Motivation
12 14 (1.47%) Tandem
13 11 (1.15%) Equities
13 11 (1.15%) Fixed Income
13 11 (1.15%) Litecoin
14 9 (0.94%) Data Structures
Operating Systems
1 114 (11.96%) Linux
2 55 (5.77%) Android
3 53 (5.56%) Apple iOS
4 38 (3.99%) Windows
5 24 (2.52%) Unix
6 23 (2.41%) VMS
7 4 (0.42%) Windows Server
8 2 (0.21%) Ubuntu
Processes & Methodologies
1 511 (53.62%) Agile Software Development
2 232 (24.34%) Microservices
3 231 (24.24%) MVC
4 222 (23.29%) Software Engineering
5 163 (17.10%) API Design
6 159 (16.68%) TDD
7 154 (16.16%) Continuous Delivery
8 152 (15.95%) Mentoring
9 150 (15.74%) Web Development
10 149 (15.63%) DevOps
11 147 (15.42%) Continuous Integration
12 119 (12.49%) Front End Development
13 108 (11.33%) Scrum
14 105 (11.02%) Coaching
15 103 (10.81%) Test Automation
16 97 (10.18%) OO
17 90 (9.44%) Computer Science
18 89 (9.34%) SOA
19 68 (7.14%) Conversational UI
20 60 (6.30%) SDLC
Programming Languages
1 498 (52.26%) JavaScript
2 395 (41.45%) C#
3 304 (31.90%) Java
4 229 (24.03%) SQL
5 153 (16.05%) Python
6 105 (11.02%) PHP
7 70 (7.35%) ES6
8 46 (4.83%) Scala
8 46 (4.83%) TypeScript
9 45 (4.72%) Java 8
10 43 (4.51%) C++
11 42 (4.41%) Apple Swift
11 42 (4.41%) C
11 42 (4.41%) Objective-C
12 40 (4.20%) Ruby
13 37 (3.88%) Kotlin
14 34 (3.57%) Solidity
15 31 (3.25%) T-SQL
16 27 (2.83%) Go
17 26 (2.73%) PowerShell
Qualifications
1 104 (10.91%) Degree
2 73 (7.66%) Computer Science Degree
3 13 (1.36%) Security Cleared
4 11 (1.15%) DV Cleared
4 11 (1.15%) SC Cleared
5 9 (0.94%) Master's Degree
6 6 (0.63%) AWS Certification
7 2 (0.21%) ISEB
7 2 (0.21%) ISTQB
7 2 (0.21%) Numerate Degree
8 1 (0.10%) ITIL Certification
8 1 (0.10%) Microsoft Certification
8 1 (0.10%) PRINCE2 Certification
8 1 (0.10%) TOGAF Certification
Quality Assurance & Compliance
1 71 (7.45%) QA
2 11 (1.15%) GDPR
3 6 (0.63%) PMO
4 3 (0.31%) Data Quality
5 2 (0.21%) PCI DSS
5 2 (0.21%) PSD2
6 1 (0.10%) PMBOK
System Software
1 114 (11.96%) Docker
2 39 (4.09%) Virtual Machines
3 9 (0.94%) Active Directory
4 4 (0.42%) VMware Infrastructure
5 3 (0.31%) Shibboleth
6 2 (0.21%) Firmware
6 2 (0.21%) VirtualBox
7 1 (0.10%) HDFS
Systems Management
1 61 (6.40%) Kubernetes
2 23 (2.41%) Docker Swarm
3 22 (2.31%) Opscode Chef
4 8 (0.84%) Puppet
5 7 (0.73%) HockeyApp
6 6 (0.63%) Ansible
7 5 (0.52%) Terraform
8 2 (0.21%) Marathon
9 1 (0.10%) cPanel
9 1 (0.10%) Hadoop YARN
Vendors
1 140 (14.69%) Microsoft
2 84 (8.81%) Google
3 21 (2.20%) Oracle
3 21 (2.20%) Tableau
4 18 (1.89%) Apple
5 17 (1.78%) MuleSoft
6 14 (1.47%) ServiceNow
7 12 (1.26%) Sitecore
8 10 (1.05%) Zend
9 9 (0.94%) IBM
9 9 (0.94%) Nintex
10 8 (0.84%) Adobe
10 8 (0.84%) Splunk
11 6 (0.63%) Facebook
11 6 (0.63%) Salesforce.com
11 6 (0.63%) Telerik
11 6 (0.63%) Xamarin
12 4 (0.42%) Atlassian
12 4 (0.42%) Citrix
12 4 (0.42%) VMware