Period
to 11 April 2021

The following table provides summary statistics for permanent job vacancies with a requirement for RESTful skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited RESTful over the 6 months to 11 April 2021 with a comparison to the same period in the previous 2 years.

RESTful
UK
6 months to
11 Apr 2021
Same period 2020 Same period 2019
Rank 93 86 79
Rank change year-on-year -7 -7 -12
Permanent jobs citing RESTful 2,800 3,770 5,488
As % of all permanent jobs advertised in the UK 3.38% 3.32% 3.69%
As % of the Libraries, Frameworks & Software Standards category 8.40% 8.42% 9.41%
Number of salaries quoted 2,194 3,095 4,568
10th Percentile £37,500 £34,838 £32,500
25th Percentile £45,000 £42,500 £40,000
Median annual salary (50th Percentile) £55,000 £55,000 £55,000
75th Percentile £71,250 £71,250 £72,500
90th Percentile £80,000 £85,000 £82,500
UK excluding London median annual salary £50,000 £50,000 £47,500
% change year-on-year - +5.26% +5.56%

RESTful 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 33,326 44,751 58,300
As % of all permanent IT jobs advertised in the UK 40.24% 39.40% 39.17%
Number of salaries quoted 26,874 37,162 48,267
10th Percentile £35,000 £32,500 £31,250
25th Percentile £42,500 £41,250 £38,000
Median annual salary (50th Percentile) £55,000 £55,000 £52,500
Median % change year-on-year - +4.76% +5.00%
75th Percentile £75,000 £75,000 £71,250
90th Percentile £90,000 £90,000 £85,000
UK excluding London median annual salary £50,000 £47,500 £45,000
% change year-on-year +5.26% +5.56% +2.27%

RESTful
Job Vacancy Trend

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

Job vacancy trend for RESTful in the UK

RESTful
Salary Trend

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

Salary trend for RESTful in the UK

RESTful
Salary Histogram

Salary distribution for jobs citing RESTful over the 6 months to 11 April 2021.

Salary histogram for RESTful in the UK

RESTful
Top 17 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing RESTful within the UK over the 6 months to 11 April 2021. 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 -2 2,512 £57,500 - 636
UK excluding London +2 1,552 £50,000 - 409
London +1 1,066 £68,750 +5.77% 268
Work from Home -8 718 £55,000 - 180
South East +15 459 £55,000 - 98
North of England -9 353 £52,500 +5.00% 134
South West +11 315 £49,500 +10.00% 45
Midlands -23 162 £50,000 +9.29% 53
North West -12 156 £54,653 +9.31% 72
Yorkshire -7 140 £50,000 - 37
Scotland -18 107 £50,000 +11.11% 25
West Midlands +34 103 £57,500 +21.05% 37
East of England 0 100 £60,000 +9.09% 36
North East +39 57 £55,000 +41.94% 25
East Midlands -43 57 £50,000 +11.11% 16
Wales +21 43 £42,500 +13.33% 11
Northern Ireland -1 14 £35,000 -26.32% 7

For the 6 months to 11 April 2021, IT jobs citing RESTful 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 RESTful.

1 1,551 (55.39%) Agile Software Development
2 1,320 (47.14%) JavaScript
3 948 (33.86%) Java
3 948 (33.86%) Git (software)
4 897 (32.04%) CSS
5 895 (31.96%) HTML
6 768 (27.43%) SQL
7 765 (27.32%) Microservices
8 754 (26.93%) C#
9 710 (25.36%) AWS
10 661 (23.61%) DevOps
11 656 (23.43%) .NET
12 654 (23.36%) Azure
13 645 (23.04%) TDD
14 641 (22.89%) AngularJS
15 635 (22.68%) React
16 605 (21.61%) Software Engineering
17 562 (20.07%) Web Services
18 550 (19.64%) Docker
19 502 (17.93%) Node.js
20 496 (17.71%) Test Automation
21 490 (17.50%) Scrum
22 484 (17.29%) MVC
23 471 (16.82%) Finance
24 468 (16.71%) TypeScript
25 458 (16.36%) Spring
26 435 (15.54%) Python
27 427 (15.25%) NoSQL
28 410 (14.64%) MySQL
29 401 (14.32%) Continuous Integration

RESTful
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
1 139 (4.96%) CMS
2 132 (4.71%) Confluence
3 131 (4.68%) Elasticsearch
4 86 (3.07%) Apache
5 61 (2.18%) EPiServer
6 54 (1.93%) Apache Spark
7 51 (1.82%) Tomcat
8 37 (1.32%) JBoss
9 29 (1.04%) Umbraco
10 28 (1.00%) nginx
10 28 (1.00%) WebSphere
11 25 (0.89%) Apache Solr
12 22 (0.79%) Red Hat Fuse
12 22 (0.79%) WordPress
13 20 (0.71%) Apache ServiceMix
13 20 (0.71%) SharePoint
14 18 (0.64%) IIS
14 18 (0.64%) Sitecore CMS
15 17 (0.61%) GemFire
16 13 (0.46%) Sitefinity
Applications
1 36 (1.29%) Figma
1 36 (1.29%) Sketch
2 32 (1.14%) Adobe XD
3 27 (0.96%) Microsoft Excel
4 12 (0.43%) Photoshop
5 8 (0.29%) Adobe Illustrator
6 6 (0.21%) Chatbot
7 3 (0.11%) Spreadsheet
8 2 (0.071%) GIMP
9 1 (0.036%) Microsoft PowerPoint
9 1 (0.036%) MS Visio
Business Applications
1 21 (0.75%) Shopify
2 14 (0.50%) Payment Gateway
3 11 (0.39%) Dynamics CRM
3 11 (0.39%) Magento
4 10 (0.36%) NetSuite
5 8 (0.29%) Dynamics AX
6 4 (0.14%) IBM Operational Decision Manager
6 4 (0.14%) Sentinel
7 1 (0.036%) Dynamics NAV
7 1 (0.036%) Infor M3
7 1 (0.036%) Maximo
Cloud Services
1 710 (25.36%) AWS
2 654 (23.36%) Azure
3 264 (9.43%) SaaS
4 165 (5.89%) Serverless
5 110 (3.93%) GCP
6 103 (3.68%) GitHub
7 79 (2.82%) AWS Lambda
8 78 (2.79%) npm
9 77 (2.75%) Amazon EC2
10 73 (2.61%) PaaS
11 58 (2.07%) Amazon S3
12 49 (1.75%) Power Platform
13 47 (1.68%) AWS CloudFormation
14 41 (1.46%) Amazon SQS
15 35 (1.25%) Amazon CloudWatch
16 33 (1.18%) Boomi
17 28 (1.00%) Amazon Alexa
17 28 (1.00%) IaaS
18 27 (0.96%) Amazon Kinesis
18 27 (0.96%) Cloud Computing
Communications & Networking
1 188 (6.71%) HTTP
2 78 (2.79%) Internet
3 37 (1.32%) DNS
4 33 (1.18%) Wireless
5 32 (1.14%) Ethernet
6 30 (1.07%) IPv4
6 30 (1.07%) IPv6
6 30 (1.07%) VLAN
7 29 (1.04%) 3GPP
7 29 (1.04%) DHCP
7 29 (1.04%) MPLS
8 25 (0.89%) Firewall
8 25 (0.89%) TCP/IP
9 21 (0.75%) SSL
10 13 (0.46%) FTP
11 11 (0.39%) VPN
12 8 (0.29%) Network Security
13 7 (0.25%) HTTPS
13 7 (0.25%) Reverse Proxy
14 6 (0.21%) VoIP
Database & Business Intelligence
1 427 (15.25%) NoSQL
2 410 (14.64%) MySQL
3 316 (11.29%) Relational Database
4 302 (10.79%) SQL Server
5 278 (9.93%) PostgreSQL
6 191 (6.82%) MongoDB
7 88 (3.14%) Redis
8 63 (2.25%) RDBMS
9 61 (2.18%) Amazon DynamoDB
10 54 (1.93%) Big Data
11 34 (1.21%) Amazon RDS
12 33 (1.18%) Apache Cassandra
13 32 (1.14%) Azure SQL Database
14 30 (1.07%) Hadoop
15 27 (0.96%) Oracle Database
16 26 (0.93%) Data Warehouse
16 26 (0.93%) Power BI
17 23 (0.82%) Blockchain
18 22 (0.79%) MariaDB
19 19 (0.68%) Amazon Redshift
Development Applications
1 948 (33.86%) Git (software)
2 359 (12.82%) Jenkins
3 273 (9.75%) JIRA
4 182 (6.50%) JUnit
5 179 (6.39%) Maven
6 164 (5.86%) Selenium
7 99 (3.54%) Cucumber
8 95 (3.39%) Cypress.io
9 93 (3.32%) TeamCity
10 80 (2.86%) JMeter
11 75 (2.68%) Bitbucket
11 75 (2.68%) Mockito
12 74 (2.64%) webpack
13 70 (2.50%) GitLab
14 63 (2.25%) Visual Studio
15 62 (2.21%) Team Foundation Server
16 61 (2.18%) SonarQube
17 59 (2.11%) WebDriver
18 55 (1.96%) gulp
19 48 (1.71%) Gradle
General
1 471 (16.82%) Finance
2 127 (4.54%) Marketing
3 115 (4.11%) Public Sector
4 112 (4.00%) Games
5 109 (3.89%) Banking
6 106 (3.79%) Retail
7 57 (2.04%) Publishing
8 43 (1.54%) Law
9 38 (1.36%) Advertising
10 36 (1.29%) Manufacturing
11 31 (1.11%) Telecoms
12 26 (0.93%) Financial Institution
13 25 (0.89%) Electronics
14 24 (0.86%) Back Office
15 20 (0.71%) Brand Awareness
16 16 (0.57%) Legal
17 14 (0.50%) Police
18 13 (0.46%) Aerospace
19 11 (0.39%) Housing Association
20 10 (0.36%) Local Government
Job Titles
1 1,828 (65.29%) Developer
2 508 (18.14%) Senior Developer
3 351 (12.54%) Java Developer
4 278 (9.93%) Software Engineer
5 240 (8.57%) Full Stack Developer
6 230 (8.21%) .NET Developer
7 216 (7.71%) Software Developer
8 214 (7.64%) PHP Developer
9 196 (7.00%) C# Developer
10 185 (6.61%) Front End Developer (Client-Side Developer)
11 155 (5.54%) React Developer
12 114 (4.07%) C# .NET Developer
13 107 (3.82%) Java Engineer
14 106 (3.79%) Senior Java Developer
15 93 (3.32%) JavaScript Developer
16 92 (3.29%) Lead Developer
17 91 (3.25%) Backend Developer
18 84 (3.00%) iOS Developer
19 75 (2.68%) Senior C# Developer
20 74 (2.64%) Architect
Libraries, Frameworks & Software Standards
1 897 (32.04%) CSS
2 895 (31.96%) HTML
3 656 (23.43%) .NET
4 641 (22.89%) AngularJS
5 635 (22.68%) React
6 562 (20.07%) Web Services
7 502 (17.93%) Node.js
8 458 (16.36%) Spring
9 370 (13.21%) JSON
10 330 (11.79%) .NET Core
10 330 (11.79%) HTML5
11 286 (10.21%) REST
12 273 (9.75%) Vue.js
13 259 (9.25%) Redux
14 233 (8.32%) ASP.NET
15 214 (7.64%) Spring Boot
16 209 (7.46%) Sass
17 205 (7.32%) Twitter Bootstrap
18 201 (7.18%) CSS3
19 198 (7.07%) jQuery
Miscellaneous
1 291 (10.39%) User Experience
2 208 (7.43%) Mobile App
3 144 (5.14%) Greenfield Project
4 105 (3.75%) Analytical Skills
5 90 (3.21%) Self-Motivation
6 57 (2.04%) Virtual Team
7 52 (1.86%) Data Structures
8 51 (1.82%) Algorithms
8 51 (1.82%) Linux Command Line
9 48 (1.71%) iPhone
10 46 (1.64%) Renewable Energy
11 45 (1.61%) NHS
12 42 (1.50%) Public Cloud
13 41 (1.46%) Enterprise Software
14 33 (1.18%) Cloud Native
15 32 (1.14%) N-Tier
16 29 (1.04%) Blog
17 24 (0.86%) Social Network
18 23 (0.82%) Client/Server
18 23 (0.82%) Management Information System
Operating Systems
1 317 (11.32%) Linux
2 189 (6.75%) Android
3 171 (6.11%) Apple iOS
4 104 (3.71%) Unix
5 64 (2.29%) Windows
6 23 (0.82%) Ubuntu
7 7 (0.25%) Debian
7 7 (0.25%) Red Hat Enterprise Linux
8 5 (0.18%) SUSE
8 5 (0.18%) Windows 10
9 3 (0.11%) tvOS
10 2 (0.071%) Amazon Linux
10 2 (0.071%) CentOS
10 2 (0.071%) Embedded Linux
10 2 (0.071%) Mac OS X
10 2 (0.071%) VMS
10 2 (0.071%) watchOS
10 2 (0.071%) Windows Phone
11 1 (0.036%) Fedora
Processes & Methodologies
1 1,551 (55.39%) Agile Software Development
2 765 (27.32%) Microservices
3 661 (23.61%) DevOps
4 645 (23.04%) TDD
5 605 (21.61%) Software Engineering
6 496 (17.71%) Test Automation
7 490 (17.50%) Scrum
8 484 (17.29%) MVC
9 401 (14.32%) Continuous Integration
10 386 (13.79%) OO
11 354 (12.64%) Mentoring
12 338 (12.07%) BDD
13 296 (10.57%) Front End Development
14 278 (9.93%) Web Development
15 276 (9.86%) Unit Testing
16 275 (9.82%) Problem-Solving
17 265 (9.46%) OOP
18 264 (9.43%) SDLC
19 255 (9.11%) Fintech
20 233 (8.32%) Open Source
Programming Languages
1 1,320 (47.14%) JavaScript
2 948 (33.86%) Java
3 768 (27.43%) SQL
4 754 (26.93%) C#
5 468 (16.71%) TypeScript
6 435 (15.54%) Python
7 377 (13.46%) PHP
8 161 (5.75%) Java 8
9 140 (5.00%) ES6
10 136 (4.86%) Scala
11 89 (3.18%) Apple Swift
12 88 (3.14%) Go
13 83 (2.96%) Ruby
14 74 (2.64%) Kotlin
15 73 (2.61%) Objective-C
16 61 (2.18%) C
17 50 (1.79%) Groovy
18 49 (1.75%) PowerShell
19 48 (1.71%) Shell Script
20 46 (1.64%) PHP 7
Qualifications
1 257 (9.18%) Degree
2 118 (4.21%) Computer Science Degree
3 82 (2.93%) Security Cleared
4 71 (2.54%) SC Cleared
5 14 (0.50%) HNC
6 13 (0.46%) OCP
6 13 (0.46%) Oracle Certification
7 8 (0.29%) Microsoft Certification
8 7 (0.25%) DV Cleared
8 7 (0.25%) Master's Degree
9 6 (0.21%) BPSS Clearance
9 6 (0.21%) PhD
10 5 (0.18%) CISA
10 5 (0.18%) CISM
10 5 (0.18%) CISSP
10 5 (0.18%) HND
10 5 (0.18%) ISSAP
10 5 (0.18%) ISSEP
10 5 (0.18%) ISTQB
11 4 (0.14%) MOS
Quality Assurance & Compliance
1 260 (9.29%) QA
2 17 (0.61%) GDPR
3 15 (0.54%) ISO/IEC 27001
4 8 (0.29%) ISO 9001
5 7 (0.25%) SLA
6 6 (0.21%) WCAG
7 5 (0.18%) COBIT
7 5 (0.18%) ISO/IEC 20000
7 5 (0.18%) NIST
8 2 (0.071%) SOC 2
9 1 (0.036%) PCI DSS
System Software
1 550 (19.64%) Docker
2 27 (0.96%) VMware Infrastructure
3 13 (0.46%) HDFS
4 12 (0.43%) Hyper-V
5 10 (0.36%) Active Directory
6 9 (0.32%) Postfix
7 8 (0.29%) Virtual Machines
8 5 (0.18%) Virtual Desktop
8 5 (0.18%) vSphere
8 5 (0.18%) Xen
9 3 (0.11%) Virtual Servers
10 2 (0.071%) OpenAM
10 2 (0.071%) OpenDJ
11 1 (0.036%) Apache ZooKeeper
11 1 (0.036%) GlusterFS
Systems Management
1 347 (12.39%) Kubernetes
2 97 (3.46%) Ansible
3 94 (3.36%) Terraform
4 40 (1.43%) Opscode Chef
5 34 (1.21%) Puppet
6 24 (0.86%) Prometheus
7 17 (0.61%) Kibana
8 16 (0.57%) HP Quality Center
9 15 (0.54%) Docker Swarm
10 14 (0.50%) Grafana
11 7 (0.25%) ZABBIX
12 5 (0.18%) Salt
13 4 (0.14%) Single Sign-On
14 3 (0.11%) Consul
14 3 (0.11%) Data Guard
14 3 (0.11%) Kubeflow
14 3 (0.11%) Rancher
14 3 (0.11%) systemd
14 3 (0.11%) TeamSite
15 2 (0.071%) CA Single Sign-On
Vendors
1 282 (10.07%) Microsoft
2 163 (5.82%) Oracle
3 131 (4.68%) Google
4 59 (2.11%) Salesforce.com
5 52 (1.86%) Adobe
6 45 (1.61%) Apple
6 45 (1.61%) IBM
7 40 (1.43%) VMware
8 36 (1.29%) Dell
9 35 (1.25%) Atlassian
10 34 (1.21%) Xamarin
11 30 (1.07%) MuleSoft
12 29 (1.04%) Zend
13 24 (0.86%) TIBCO
14 22 (0.79%) UiPath
15 21 (0.75%) SAP
15 21 (0.75%) Sitecore
16 20 (0.71%) Samsung
16 20 (0.71%) WSO2
17 18 (0.64%) HP