Period
to 25 January 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 25 January 2021 with a comparison to the same period in the previous 2 years.

RESTful
UK
6 months to
25 Jan 2021
Same period 2020 Same period 2019
Rank 89 88 78
Rank change year-on-year -1 -10 -8
Permanent jobs citing RESTful 2,252 4,148 5,763
As % of all permanent jobs advertised in the UK 3.50% 3.32% 3.80%
As % of the Libraries, Frameworks & Software Standards category 8.18% 8.54% 9.60%
Number of salaries quoted 2,330 3,751 5,476
Median annual salary £55,000 £55,000 £55,000
10th Percentile £36,975 £35,000 £33,750
90th Percentile £80,000 £85,000 £81,250
UK excluding London median annual salary £50,000 £50,000 £50,000

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 27,534 48,580 60,056
As % of all permanent IT jobs advertised in the UK 42.77% 38.89% 39.58%
Number of salaries quoted 23,313 40,220 49,736
Median annual salary £55,000 £55,000 £52,500
Median salary % change year-on-year - +4.76% +5.00%
10th Percentile £35,000 £32,500 £31,250
90th Percentile £90,000 £90,000 £85,000
UK excluding London median annual salary £50,000 £47,000 £45,000
% change year-on-year +6.38% +4.44% +5.88%

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 25 January 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 25 January 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 +1 2,016 £55,000 -4.35% 556
UK excluding London +14 1,347 £50,000 - 422
London -15 785 £67,500 +3.85% 184
Work from Home -20 515 £52,500 -4.55% 148
South East +32 382 £57,500 +4.55% 83
North of England +11 314 £50,000 - 127
South West +42 251 £46,000 +6.36% 51
Midlands +1 155 £50,000 +11.11% 62
Yorkshire +28 138 £50,000 - 46
North West -15 136 £50,000 - 60
West Midlands +47 101 £50,000 +5.26% 40
Scotland -7 99 £50,000 +25.00% 29
East of England +22 89 £51,000 -9.33% 46
East Midlands -26 54 £50,000 +16.28% 21
Wales +34 39 £45,000 +5.88% 15
North East +33 39 £48,750 +16.48% 21
Northern Ireland +9 19 £36,250 -39.58% 8

For the 6 months to 25 January 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 1,225 (54.40%) Agile Software Development
2 1,010 (44.85%) JavaScript
3 752 (33.39%) Java
4 743 (32.99%) Git (software)
5 690 (30.64%) HTML
6 638 (28.33%) CSS
7 610 (27.09%) Microservices
8 589 (26.15%) SQL
9 581 (25.80%) C#
10 561 (24.91%) DevOps
11 559 (24.82%) AWS
12 534 (23.71%) .NET
13 521 (23.13%) React
14 512 (22.74%) TDD
15 511 (22.69%) Azure
16 489 (21.71%) AngularJS
17 457 (20.29%) Test Automation
18 444 (19.72%) Web Services
19 437 (19.40%) Scrum
20 413 (18.34%) Node.js
21 376 (16.70%) MVC
22 373 (16.56%) Software Engineering
23 368 (16.34%) NoSQL
24 361 (16.03%) TypeScript
25 358 (15.90%) Docker
26 357 (15.85%) JSON
27 354 (15.72%) Finance
28 350 (15.54%) Continuous Integration
29 339 (15.05%) Spring
30 306 (13.59%) Python

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
1 114 (5.06%) Confluence
2 96 (4.26%) Elasticsearch
3 88 (3.91%) CMS
4 51 (2.26%) Apache
5 37 (1.64%) Apache Spark
5 37 (1.64%) JBoss
6 35 (1.55%) WebSphere
7 34 (1.51%) Tomcat
8 25 (1.11%) SharePoint
9 24 (1.07%) EPiServer
9 24 (1.07%) IIS
10 21 (0.93%) Red Hat Fuse
10 21 (0.93%) WordPress
11 20 (0.89%) Apache ServiceMix
12 18 (0.80%) Apache Solr
13 16 (0.71%) nginx
13 16 (0.71%) Umbraco
14 9 (0.40%) Apache Airflow
14 9 (0.40%) Sitecore CMS
15 8 (0.36%) MQSeries
Applications
1 41 (1.82%) Microsoft Excel
2 40 (1.78%) Adobe XD
2 40 (1.78%) Figma
2 40 (1.78%) Sketch
3 17 (0.75%) Spreadsheet
4 14 (0.62%) Photoshop
5 12 (0.53%) Adobe Illustrator
6 5 (0.22%) Chatbot
7 3 (0.13%) Microsoft PowerPoint
7 3 (0.13%) MS Visio
8 1 (0.044%) Simulink
Business Applications
1 25 (1.11%) Magento
2 14 (0.62%) Shopify
3 10 (0.44%) Dynamics CRM
4 8 (0.36%) Payment Gateway
5 7 (0.31%) IBM Operational Decision Manager
6 5 (0.22%) NetSuite
7 3 (0.13%) Salesforce.com CRM
8 2 (0.089%) Sentinel
9 1 (0.044%) Maximo
Cloud Services
1 559 (24.82%) AWS
2 511 (22.69%) Azure
3 191 (8.48%) SaaS
4 101 (4.48%) Serverless
5 78 (3.46%) GCP
6 63 (2.80%) GitHub
7 55 (2.44%) Amazon EC2
7 55 (2.44%) AWS Lambda
8 48 (2.13%) npm
9 38 (1.69%) PaaS
10 37 (1.64%) Power Platform
11 35 (1.55%) Amazon SQS
12 29 (1.29%) Amazon S3
12 29 (1.29%) Boomi
13 20 (0.89%) Amazon CloudWatch
13 20 (0.89%) AWS CloudFormation
14 19 (0.84%) Azure Data Factory
14 19 (0.84%) IaaS
15 18 (0.80%) Azure Functions
16 13 (0.58%) Dynamics 365
Communications & Networking
1 128 (5.68%) HTTP
2 39 (1.73%) Internet
3 35 (1.55%) TCP/IP
4 26 (1.15%) DNS
5 19 (0.84%) Ethernet
5 19 (0.84%) IPv4
5 19 (0.84%) IPv6
5 19 (0.84%) VLAN
6 18 (0.80%) 3GPP
6 18 (0.80%) DHCP
6 18 (0.80%) MPLS
6 18 (0.80%) Wireless
7 17 (0.75%) Firewall
8 13 (0.58%) Skype
9 11 (0.49%) HTTPS
10 9 (0.40%) Kerberos
11 7 (0.31%) SSL
12 6 (0.27%) FTP
12 6 (0.27%) RTP
12 6 (0.27%) VoIP
Database & Business Intelligence
1 368 (16.34%) NoSQL
2 276 (12.26%) SQL Server
3 274 (12.17%) MySQL
4 215 (9.55%) Relational Database
5 210 (9.33%) PostgreSQL
6 200 (8.88%) MongoDB
7 70 (3.11%) Redis
8 55 (2.44%) RDBMS
9 47 (2.09%) Big Data
10 43 (1.91%) Apache Cassandra
11 41 (1.82%) Amazon DynamoDB
12 36 (1.60%) Hadoop
13 31 (1.38%) Amazon RDS
14 20 (0.89%) Blockchain
14 20 (0.89%) Power BI
15 19 (0.84%) Azure SQL Database
15 19 (0.84%) SQL Server Integration Services
16 14 (0.62%) Apache Hive
16 14 (0.62%) Cosmos DB
16 14 (0.62%) SQL Server 2008
Development Applications
1 743 (32.99%) Git (software)
2 260 (11.55%) JIRA
3 234 (10.39%) Jenkins
4 136 (6.04%) Selenium
5 134 (5.95%) JUnit
6 101 (4.48%) Maven
7 78 (3.46%) TeamCity
8 74 (3.29%) Mockito
9 68 (3.02%) Bitbucket
10 60 (2.66%) Cypress.io
10 60 (2.66%) Team Foundation Server
11 58 (2.58%) Cucumber
12 53 (2.35%) SpecFlow
13 50 (2.22%) gulp
13 50 (2.22%) NUnit
14 49 (2.18%) Postman
14 49 (2.18%) webpack
15 45 (2.00%) Visual Studio
16 44 (1.95%) WebDriver
17 43 (1.91%) JMeter
General
1 354 (15.72%) Finance
2 88 (3.91%) Marketing
2 88 (3.91%) Public Sector
3 50 (2.22%) Banking
3 50 (2.22%) Games
3 50 (2.22%) Publishing
4 40 (1.78%) Telecoms
5 36 (1.60%) Manufacturing
5 36 (1.60%) Retail
6 29 (1.29%) Electronics
7 25 (1.11%) Law
8 16 (0.71%) Brand Awareness
9 15 (0.67%) Back Office
10 12 (0.53%) Aerospace
10 12 (0.53%) Housing Association
11 11 (0.49%) Financial Institution
11 11 (0.49%) Front Office
11 11 (0.49%) Police
12 10 (0.44%) French Language
12 10 (0.44%) German Language
Job Titles
1 1,579 (70.12%) Developer
2 357 (15.85%) Senior Developer
3 321 (14.25%) Java Developer
4 203 (9.01%) C# Developer
5 190 (8.44%) .NET Developer
6 177 (7.86%) Software Engineer
7 161 (7.15%) Full Stack Developer
8 155 (6.88%) Software Developer
9 148 (6.57%) PHP Developer
10 131 (5.82%) Front End Developer (Client-Side Developer)
11 117 (5.20%) C# .NET Developer
12 115 (5.11%) React Developer
13 98 (4.35%) JavaScript Developer
14 83 (3.69%) Lead Developer
15 82 (3.64%) Java Engineer
16 77 (3.42%) iOS Developer
16 77 (3.42%) Web Developer
17 74 (3.29%) Architect
18 67 (2.98%) Senior C# Developer
19 61 (2.71%) Python Developer
Libraries, Frameworks & Software Standards
1 690 (30.64%) HTML
2 638 (28.33%) CSS
3 534 (23.71%) .NET
4 521 (23.13%) React
5 489 (21.71%) AngularJS
6 444 (19.72%) Web Services
7 413 (18.34%) Node.js
8 357 (15.85%) JSON
9 339 (15.05%) Spring
10 275 (12.21%) HTML5
11 213 (9.46%) .NET Core
12 202 (8.97%) ASP.NET
13 193 (8.57%) REST
14 185 (8.21%) Vue.js
15 170 (7.55%) Twitter Bootstrap
16 169 (7.50%) .NET Framework
17 168 (7.46%) XML
18 160 (7.10%) Redux
19 154 (6.84%) CSS3
20 150 (6.66%) jQuery
Miscellaneous
1 175 (7.77%) User Experience
2 161 (7.15%) Mobile App
3 140 (6.22%) Greenfield Project
4 67 (2.98%) Analytical Skills
5 59 (2.62%) Algorithms
6 52 (2.31%) Data Structures
7 49 (2.18%) Self-Motivation
8 43 (1.91%) Renewable Energy
9 42 (1.87%) Enterprise Software
10 40 (1.78%) iPhone
11 34 (1.51%) Virtual Team
12 30 (1.33%) Linux Command Line
13 29 (1.29%) N-Tier
14 23 (1.02%) Public Cloud
14 23 (1.02%) Social Network
15 19 (0.84%) Animation
16 17 (0.75%) Management Information System
17 16 (0.71%) Replication
18 15 (0.67%) Social Media
19 14 (0.62%) LIMS
Operating Systems
1 214 (9.50%) Linux
2 172 (7.64%) Android
3 147 (6.53%) Apple iOS
4 59 (2.62%) Unix
5 39 (1.73%) Windows
6 15 (0.67%) Ubuntu
7 14 (0.62%) CentOS
8 9 (0.40%) VMS
9 6 (0.27%) Amazon Linux
9 6 (0.27%) Fedora
10 2 (0.089%) Windows Phone
11 1 (0.044%) Debian
11 1 (0.044%) Mac OS X
11 1 (0.044%) Red Hat Enterprise Linux
Processes & Methodologies
1 1,225 (54.40%) Agile Software Development
2 610 (27.09%) Microservices
3 561 (24.91%) DevOps
4 512 (22.74%) TDD
5 457 (20.29%) Test Automation
6 437 (19.40%) Scrum
7 376 (16.70%) MVC
8 373 (16.56%) Software Engineering
9 350 (15.54%) Continuous Integration
10 299 (13.28%) Mentoring
11 275 (12.21%) OO
12 264 (11.72%) Unit Testing
13 255 (11.32%) BDD
14 218 (9.68%) Problem-Solving
15 208 (9.24%) Front End Development
16 207 (9.19%) Web Development
17 193 (8.57%) Open Source
18 187 (8.30%) Kanban
18 187 (8.30%) SDLC
19 182 (8.08%) OOP
Programming Languages
1 1,010 (44.85%) JavaScript
2 752 (33.39%) Java
3 589 (26.15%) SQL
4 581 (25.80%) C#
5 361 (16.03%) TypeScript
6 306 (13.59%) Python
7 263 (11.68%) PHP
8 126 (5.60%) Java 8
9 120 (5.33%) Scala
10 89 (3.95%) Apple Swift
11 84 (3.73%) ES6
12 77 (3.42%) Objective-C
13 70 (3.11%) Ruby
14 50 (2.22%) C
15 48 (2.13%) T-SQL
16 46 (2.04%) Go
17 43 (1.91%) Shell Script
18 38 (1.69%) PHP 7
19 37 (1.64%) C++
19 37 (1.64%) PowerShell
Qualifications
1 172 (7.64%) Degree
2 123 (5.46%) Security Cleared
3 109 (4.84%) SC Cleared
4 62 (2.75%) Computer Science Degree
5 15 (0.67%) DV Cleared
6 10 (0.44%) HNC
7 9 (0.40%) Numerate Degree
8 8 (0.36%) PhD
9 4 (0.18%) ISTQB
10 3 (0.13%) CEH
10 3 (0.13%) Master's Degree
11 2 (0.089%) ISEB
11 2 (0.089%) ISTQB Foundation Certification
12 1 (0.044%) DBS Check
Quality Assurance & Compliance
1 257 (11.41%) QA
2 10 (0.44%) ISO/IEC 27001
3 9 (0.40%) GDPR
3 9 (0.40%) ISO 9001
4 8 (0.36%) SLA
4 8 (0.36%) WCAG
5 5 (0.22%) ISO/IEC 20000
6 2 (0.089%) NIST
7 1 (0.044%) Data Quality
System Software
1 358 (15.90%) Docker
2 14 (0.62%) Active Directory
3 13 (0.58%) VMware Infrastructure
4 12 (0.53%) Postfix
5 7 (0.31%) Hyper-V
6 5 (0.22%) vSphere
7 1 (0.044%) Apache Flume
7 1 (0.044%) GlusterFS
7 1 (0.044%) Virtual Machines
Systems Management
1 243 (10.79%) Kubernetes
2 58 (2.58%) Terraform
3 42 (1.87%) Ansible
4 26 (1.15%) Opscode Chef
5 19 (0.84%) Puppet
6 15 (0.67%) Single Sign-On
7 10 (0.44%) Kibana
8 9 (0.40%) ZABBIX
9 8 (0.36%) Grafana
9 8 (0.36%) Prometheus
10 7 (0.31%) Docker Swarm
11 5 (0.22%) HP Quality Center
11 5 (0.22%) Istio
12 4 (0.18%) Consul
12 4 (0.18%) systemd
13 3 (0.13%) HAProxy
13 3 (0.13%) logstash
13 3 (0.13%) Rancher
14 2 (0.089%) CA Single Sign-On
14 2 (0.089%) WMI
Vendors
1 241 (10.70%) Microsoft
2 130 (5.77%) Google
3 104 (4.62%) Oracle
4 56 (2.49%) Salesforce.com
5 51 (2.26%) Adobe
6 39 (1.73%) Atlassian
7 38 (1.69%) Apple
7 38 (1.69%) IBM
8 36 (1.60%) Dell
9 35 (1.55%) MuleSoft
10 30 (1.33%) Xamarin
11 27 (1.20%) Intel
11 27 (1.20%) TIBCO
12 25 (1.11%) SAP
13 24 (1.07%) Red Hat
14 20 (0.89%) UiPath
14 20 (0.89%) VMware
14 20 (0.89%) WSO2
15 19 (0.84%) Zend
16 13 (0.58%) Databricks