Period
to 30 March 2020

The following table provides summary statistics for permanent job vacancies with a requirement for REST skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited REST over the 6 months to 30 March 2020 with a comparison to the same period in the previous 2 years.

Representational State Transfer (REST)
UK
6 months to
30 Mar 2020
Same period 2019 Same period 2018
Rank 68 86 87
Rank change year-on-year +18 +1 +1
Permanent jobs citing REST 4,763 5,275 6,308
As % of all permanent jobs advertised in the UK 4.02% 3.54% 3.56%
As % of the Libraries, Frameworks & Software Standards category 10.26% 8.98% 8.74%
Number of salaries quoted 4,108 4,476 5,314
Median annual salary £55,000 £55,000 £55,000
10th Percentile £36,250 £33,750 £33,750
90th Percentile £86,250 £83,750 £80,000
UK excluding London median annual salary £47,500 £49,000 £47,500
% change year-on-year -3.06% +3.16% +5.56%

REST is in the Software Libraries and Frameworks category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies with a requirement for technical specification, industry standards, software libraries and framework skills.

All Software Libraries and Frameworks
UK
Permanent vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 46,411 58,737 72,184
As % of all permanent IT jobs advertised in the UK 39.21% 39.38% 40.71%
Number of salaries quoted 38,126 48,197 61,154
Median annual salary £55,000 £52,500 £50,000
Median salary % change year-on-year +4.76% +5.00% +5.26%
10th Percentile £32,500 £31,250 £30,000
90th Percentile £90,000 £85,000 £78,750
UK excluding London median annual salary £47,500 £45,000 £43,500
% change year-on-year +5.56% +3.45% +2.35%

REST
Job Vacancy Trend

Job postings citing REST as a proportion of all IT jobs advertised.

Job vacancy trend for REST in the UK

REST
Salary Trend

3-month moving average salary quoted in jobs citing REST.

Salary trend for REST in the UK

REST
Salary Histogram

Salary distribution for jobs citing REST over the 6 months to 30 March 2020.

Salary histogram for REST in the UK

REST
Top 18 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing REST within the UK over the 6 months to 30 March 2020. 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 +13 4,418 £55,000 - 657
UK excluding London +17 2,416 £47,500 -3.06% 425
London +18 2,278 £70,000 +7.69% 274
South East +23 849 £50,000 -4.76% 140
North of England +46 551 £45,000 -5.26% 103
Work from Home +31 413 £52,500 -4.55% 64
North West +54 303 £47,500 -9.52% 60
Midlands +10 288 £50,000 +13.64% 55
South West -28 252 £45,000 - 43
West Midlands +56 215 £50,000 +5.26% 38
East of England +22 199 £52,500 - 42
Scotland +42 196 £45,000 -10.00% 20
Yorkshire +21 178 £48,000 +6.67% 38
East Midlands -50 73 £42,500 +6.25% 17
North East +34 70 £42,500 -5.56% 5
Wales +21 61 £40,000 -5.88% 15
Northern Ireland +15 29 £50,000 +25.00% 7
Channel Islands - 3 £67,500 -

For the 6 months to 30 March 2020, IT jobs citing REST 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 REST.

1 2,561 (53.77%) Agile Software Development
2 2,107 (44.24%) JavaScript
3 1,597 (33.53%) C#
4 1,580 (33.17%) .NET
5 1,517 (31.85%) Java
6 1,514 (31.79%) CSS
7 1,462 (30.69%) HTML
8 1,383 (29.04%) SQL
9 1,315 (27.61%) Web Services
10 1,314 (27.59%) SOAP
11 1,199 (25.17%) AWS
12 1,050 (22.04%) Git (software)
13 1,032 (21.67%) AngularJS
14 1,013 (21.27%) TDD
15 1,004 (21.08%) Azure
16 999 (20.97%) Finance
17 947 (19.88%) Microservices
18 939 (19.71%) SQL Server
19 936 (19.65%) Software Engineering
20 934 (19.61%) DevOps
21 921 (19.34%) MVC
22 897 (18.83%) Scrum
23 890 (18.69%) Docker
24 842 (17.68%) JSON
25 816 (17.13%) React
26 746 (15.66%) Test Automation
27 731 (15.35%) Python
28 718 (15.07%) XML
29 697 (14.63%) ASP.NET
30 683 (14.34%) Continuous Integration

REST
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
1 173 (3.63%) Elasticsearch
2 169 (3.55%) Confluence
3 139 (2.92%) Tomcat
4 119 (2.50%) CMS
5 107 (2.25%) Apache
6 103 (2.16%) Apache Spark
7 101 (2.12%) IIS
8 66 (1.39%) EPiServer
9 63 (1.32%) WebSphere
10 60 (1.26%) SharePoint
11 43 (0.90%) Mule
12 42 (0.88%) JBoss
13 38 (0.80%) nginx
14 37 (0.78%) Oracle SOA Suite
15 35 (0.73%) WordPress
16 32 (0.67%) WebLogic
17 28 (0.59%) Sitecore CMS
18 26 (0.55%) Umbraco
19 25 (0.52%) Anypoint
19 25 (0.52%) Cloud Foundry
Applications
1 45 (0.94%) Microsoft Excel
2 25 (0.52%) Adobe XD
2 25 (0.52%) InVision
2 25 (0.52%) Zeplin
3 24 (0.50%) MS Visio
4 19 (0.40%) Microsoft Office
4 19 (0.40%) Microsoft PowerPoint
5 8 (0.17%) Chatbot
5 8 (0.17%) Gliffy
5 8 (0.17%) Spreadsheet
6 7 (0.15%) Sketch
7 3 (0.063%) Photoshop
8 2 (0.042%) Adobe Illustrator
8 2 (0.042%) Microsoft Project
9 1 (0.021%) Figma
9 1 (0.021%) GNU Octave
9 1 (0.021%) InfoPath
Business Applications
1 37 (0.78%) Magento
2 30 (0.63%) Dynamics CRM
3 15 (0.31%) Distributed Ledger
4 10 (0.21%) Dynamics AX
4 10 (0.21%) HFM
4 10 (0.21%) Oracle Applications
4 10 (0.21%) Oracle CRM
4 10 (0.21%) Oracle FAH
4 10 (0.21%) SAP Hybris
5 9 (0.19%) Adobe Campaign
6 8 (0.17%) Elite 3E
6 8 (0.17%) NetSuite
7 6 (0.13%) Oracle EBS
7 6 (0.13%) Oracle Payables
7 6 (0.13%) Payment Gateway
7 6 (0.13%) Shopify
8 5 (0.10%) Eloqua
8 5 (0.10%) IBM Operational Decision Manager
8 5 (0.10%) Oracle BPM
8 5 (0.10%) Visualfiles
Cloud Services
1 1,199 (25.17%) AWS
2 1,004 (21.08%) Azure
3 345 (7.24%) SaaS
4 270 (5.67%) GitHub
5 209 (4.39%) Serverless
6 190 (3.99%) GCP
7 123 (2.58%) AWS Lambda
8 107 (2.25%) npm
8 107 (2.25%) PaaS
9 66 (1.39%) Amazon EC2
10 61 (1.28%) Cloud Computing
11 57 (1.20%) Power Platform
12 52 (1.09%) Amazon SQS
12 52 (1.09%) AWS CloudFormation
13 50 (1.05%) IaaS
13 50 (1.05%) Salesforce Service Cloud
14 43 (0.90%) Amazon S3
15 34 (0.71%) Boomi
16 33 (0.69%) Salesforce Sales Cloud
17 32 (0.67%) Office 365
Communications & Networking
1 265 (5.56%) HTTP
2 96 (2.02%) Internet
3 75 (1.57%) TCP/IP
4 53 (1.11%) DNS
5 36 (0.76%) SSL
5 36 (0.76%) VoIP
6 31 (0.65%) Firewall
7 28 (0.59%) SSH
8 22 (0.46%) FTP
9 21 (0.44%) RTP
10 19 (0.40%) Network Security
11 17 (0.36%) WAN
12 16 (0.34%) SMS
13 13 (0.27%) HTTPS
14 12 (0.25%) IPsec
15 11 (0.23%) Intranet
15 11 (0.23%) X.509
16 9 (0.19%) MPLS
17 8 (0.17%) AMQP
17 8 (0.17%) BGP
Database & Business Intelligence
1 939 (19.71%) SQL Server
2 509 (10.69%) MySQL
3 370 (7.77%) NoSQL
4 356 (7.47%) PostgreSQL
5 263 (5.52%) Relational Database
6 202 (4.24%) MongoDB
7 146 (3.07%) Redis
8 119 (2.50%) Big Data
9 110 (2.31%) SQL Server 2012
10 83 (1.74%) SQL Server Integration Services
11 77 (1.62%) Amazon DynamoDB
12 74 (1.55%) Amazon RDS
12 74 (1.55%) SQL Server Reporting Services
13 72 (1.51%) Hadoop
14 63 (1.32%) RDBMS
15 58 (1.22%) Data Warehouse
16 54 (1.13%) Azure SQL Database
17 53 (1.11%) Power BI
18 49 (1.03%) Oracle Database
19 47 (0.99%) GIS
Development Applications
1 1,050 (22.04%) Git (software)
2 499 (10.48%) Jenkins
3 431 (9.05%) JIRA
4 352 (7.39%) Selenium
5 271 (5.69%) Maven
6 253 (5.31%) JUnit
7 236 (4.95%) Visual Studio
8 203 (4.26%) Cucumber
9 168 (3.53%) webpack
10 159 (3.34%) Team Foundation Server
11 152 (3.19%) Bitbucket
12 108 (2.27%) Jasmine
12 108 (2.27%) WebDriver
13 107 (2.25%) TeamCity
14 106 (2.23%) NUnit
15 102 (2.14%) Atlassian Bamboo
16 101 (2.12%) Octopus Deploy
17 97 (2.04%) Subversion
18 71 (1.49%) PHPUnit
19 70 (1.47%) Mockito
General
1 999 (20.97%) Finance
2 260 (5.46%) Marketing
3 259 (5.44%) Banking
4 170 (3.57%) Retail
5 92 (1.93%) Games
6 89 (1.87%) Public Sector
7 86 (1.81%) Telecoms
8 65 (1.36%) Legal
8 65 (1.36%) Manufacturing
9 59 (1.24%) Law
10 38 (0.80%) Investment Banking
11 37 (0.78%) Financial Institution
12 33 (0.69%) Electronics
13 31 (0.65%) Advertising
14 29 (0.61%) Front Office
15 28 (0.59%) Aerospace
16 25 (0.52%) Automotive
16 25 (0.52%) Publishing
17 16 (0.34%) Retail Banking
18 14 (0.29%) Back Office
Job Titles
1 3,097 (65.02%) Developer
2 743 (15.60%) Senior Developer
3 553 (11.61%) Java Developer
4 546 (11.46%) .NET Developer
5 448 (9.41%) C# Developer
6 438 (9.20%) Software Engineer
7 363 (7.62%) Software Developer
8 322 (6.76%) Full Stack Developer
9 283 (5.94%) Front End Developer (Client-Side Developer)
10 268 (5.63%) C# .NET Developer
11 261 (5.48%) PHP Developer
12 204 (4.28%) Architect
13 196 (4.12%) JavaScript Developer
14 184 (3.86%) React Developer
15 174 (3.65%) Angular Developer
16 166 (3.49%) Senior Java Developer
16 166 (3.49%) Web Developer
17 152 (3.19%) Python Developer
18 144 (3.02%) Senior .NET Developer
19 137 (2.88%) Senior Software Engineer
Libraries, Frameworks & Software Standards
1 1,580 (33.17%) .NET
2 1,514 (31.79%) CSS
3 1,462 (30.69%) HTML
4 1,315 (27.61%) Web Services
5 1,314 (27.59%) SOAP
6 1,032 (21.67%) AngularJS
7 842 (17.68%) JSON
8 816 (17.13%) React
9 718 (15.07%) XML
10 697 (14.63%) ASP.NET
11 603 (12.66%) Spring
12 588 (12.35%) Node.js
13 522 (10.96%) jQuery
14 503 (10.56%) HTML5
15 463 (9.72%) .NET Core
16 459 (9.64%) ASP.NET Web API
17 417 (8.75%) .NET Framework
18 329 (6.91%) RESTful
19 320 (6.72%) Redux
20 313 (6.57%) ASP.NET MVC
Miscellaneous
1 345 (7.24%) User Experience
2 322 (6.76%) Greenfield Project
3 288 (6.05%) Mobile App
4 267 (5.61%) Analytical Skills
5 179 (3.76%) Self-Motivation
6 129 (2.71%) Enterprise Software
7 128 (2.69%) Data Structures
8 111 (2.33%) Cloud Native
9 98 (2.06%) Algorithms
10 63 (1.32%) Linux Command Line
11 61 (1.28%) Public Cloud
12 49 (1.03%) Data Centre
13 42 (0.88%) Management Information System
14 39 (0.82%) Virtual Team
15 29 (0.61%) Social Media
16 24 (0.50%) Online Gambling
17 23 (0.48%) IVR
18 21 (0.44%) Mainframe
18 21 (0.44%) Private Cloud
19 20 (0.42%) Hedge funds
Operating Systems
1 580 (12.18%) Linux
2 286 (6.00%) Windows
3 235 (4.93%) Android
4 211 (4.43%) Apple iOS
5 127 (2.67%) Unix
6 78 (1.64%) Mac OS X
7 39 (0.82%) Windows Server
8 36 (0.76%) CentOS
9 34 (0.71%) Ubuntu
10 17 (0.36%) Fedora
11 14 (0.29%) Mac OS
12 13 (0.27%) Windows Server 2012
13 11 (0.23%) Red Hat Enterprise Linux
14 7 (0.15%) Windows Mobile
15 5 (0.10%) Windows Server 2016
16 4 (0.084%) Debian
16 4 (0.084%) Windows Server 2008
17 3 (0.063%) AIX
17 3 (0.063%) Solaris
17 3 (0.063%) Windows 7
Processes & Methodologies
1 2,561 (53.77%) Agile Software Development
2 1,013 (21.27%) TDD
3 947 (19.88%) Microservices
4 936 (19.65%) Software Engineering
5 934 (19.61%) DevOps
6 921 (19.34%) MVC
7 897 (18.83%) Scrum
8 746 (15.66%) Test Automation
9 683 (14.34%) Continuous Integration
10 585 (12.28%) OO
11 526 (11.04%) Web Development
12 504 (10.58%) Problem-Solving
13 489 (10.27%) BDD
14 460 (9.66%) Fintech
15 418 (8.78%) Front End Development
16 404 (8.48%) Computer Science
17 385 (8.08%) Unit Testing
18 364 (7.64%) Mentoring
19 359 (7.54%) OOP
20 328 (6.89%) SDLC
Programming Languages
1 2,107 (44.24%) JavaScript
2 1,597 (33.53%) C#
3 1,517 (31.85%) Java
4 1,383 (29.04%) SQL
5 731 (15.35%) Python
6 464 (9.74%) PHP
7 357 (7.50%) TypeScript
8 319 (6.70%) Java 8
9 178 (3.74%) Ruby
10 174 (3.65%) ES6
11 172 (3.61%) C++
12 166 (3.49%) T-SQL
13 156 (3.28%) Kotlin
14 150 (3.15%) C
15 119 (2.50%) Scala
16 118 (2.48%) Go
17 117 (2.46%) PowerShell
18 115 (2.41%) Apple Swift
19 104 (2.18%) Bash Shell
20 84 (1.76%) VB.NET
Qualifications
1 430 (9.03%) Degree
2 214 (4.49%) Computer Science Degree
3 84 (1.76%) Security Cleared
4 56 (1.18%) SC Cleared
5 48 (1.01%) ISTQB
6 40 (0.84%) ISEB
7 26 (0.55%) Microsoft Certification
8 22 (0.46%) PMI Certification
9 17 (0.36%) HND
10 16 (0.34%) DV Cleared
10 16 (0.34%) PMP
11 15 (0.31%) Cisco Certification
12 12 (0.25%) ISTQB Foundation Certification
13 11 (0.23%) CEH
13 11 (0.23%) GWAPT
13 11 (0.23%) Master's Degree
13 11 (0.23%) OSCP
14 10 (0.21%) DBS Check
15 9 (0.19%) CCNP
15 9 (0.19%) ITIL Certification
Quality Assurance & Compliance
1 337 (7.08%) QA
2 34 (0.71%) GDPR
3 25 (0.52%) PCI DSS
4 23 (0.48%) Data Quality
5 12 (0.25%) ISO/IEC 27001
6 9 (0.19%) SLA
7 8 (0.17%) Government Security Classifications
7 8 (0.17%) NCSC
7 8 (0.17%) PSD2
8 6 (0.13%) HMG Security Policy Framework
9 4 (0.084%) Solvency II
9 4 (0.084%) WCAG
10 3 (0.063%) ISO 9001
10 3 (0.063%) PMO
11 2 (0.042%) PA-DSS
11 2 (0.042%) RMADS
12 1 (0.021%) Dodd-Frank
12 1 (0.021%) EMIR
12 1 (0.021%) ISO 8583
12 1 (0.021%) MiFID
System Software
1 890 (18.69%) Docker
2 54 (1.13%) Active Directory
3 34 (0.71%) VMware Infrastructure
4 17 (0.36%) Virtual Machines
5 16 (0.34%) vSphere
6 15 (0.31%) ACF2
6 15 (0.31%) RACF
7 13 (0.27%) Hyper-V
8 8 (0.17%) Xen
9 6 (0.13%) Kamailio
9 6 (0.13%) Postfix
9 6 (0.13%) Varnish
10 4 (0.084%) IAG
10 4 (0.084%) KVM
11 2 (0.042%) Firmware
11 2 (0.042%) LXC
11 2 (0.042%) NFS
11 2 (0.042%) Oracle RAC
12 1 (0.021%) Apache ZooKeeper
12 1 (0.021%) VMware ESXi
Systems Management
1 505 (10.60%) Kubernetes
2 139 (2.92%) Terraform
3 82 (1.72%) Ansible
4 70 (1.47%) Mesos
5 51 (1.07%) Puppet
6 49 (1.03%) Grafana
7 48 (1.01%) Kibana
8 39 (0.82%) Marathon
8 39 (0.82%) Opscode Chef
9 26 (0.55%) Single Sign-On
10 19 (0.40%) Rancher
11 15 (0.31%) Prometheus
12 14 (0.29%) Oracle Identity Management
13 13 (0.27%) ZABBIX
14 10 (0.21%) logstash
15 8 (0.17%) Packer
16 7 (0.15%) Automic
16 7 (0.15%) Nagios
16 7 (0.15%) Tivoli
17 6 (0.13%) Salt
Vendors
1 526 (11.04%) Microsoft
2 305 (6.40%) Oracle
3 183 (3.84%) Salesforce.com
4 175 (3.67%) Google
5 109 (2.29%) IBM
6 92 (1.93%) Atlassian
7 80 (1.68%) MuleSoft
8 77 (1.62%) Zend
9 72 (1.51%) Adobe
10 70 (1.47%) SAP
11 46 (0.97%) Xamarin
12 41 (0.86%) Dell
13 37 (0.78%) VMware
14 36 (0.76%) Red Hat
15 35 (0.73%) Apple
16 33 (0.69%) Sitecore
17 29 (0.61%) ServiceNow
18 28 (0.59%) HP
18 28 (0.59%) Intapp
18 28 (0.59%) TIBCO