Period
to 1 August 2021

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 1 August 2021 with a comparison to the same period in the previous 2 years.

Representational State Transfer (REST)
UK
6 months to
1 Aug 2021
Same period 2020 Same period 2019
Rank 51 70 85
Rank change year-on-year +19 +15 -1
Permanent jobs citing REST 6,094 2,820 5,012
As % of all permanent jobs advertised in the UK 5.39% 4.15% 3.50%
As % of the Libraries, Frameworks & Software Standards category 13.19% 10.17% 9.33%
Number of salaries quoted 3,307 2,284 4,018
10th Percentile £36,250 £36,250 £35,000
25th Percentile £45,000 £43,750 £42,500
Median annual salary (50th Percentile) £59,500 £55,000 £57,500
Median % change year-on-year +8.18% -4.35% +4.55%
75th Percentile £77,500 £75,000 £75,000
90th Percentile £90,000 £88,750 £87,500
UK excluding London median annual salary £50,000 £50,000 £49,000
% change year-on-year - +2.04% -2.00%

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 46,206 27,737 53,745
As % of all permanent IT jobs advertised in the UK 40.89% 40.80% 37.51%
Number of salaries quoted 30,515 23,129 44,727
10th Percentile £35,250 £33,750 £31,250
25th Percentile £43,750 £42,500 £38,750
Median annual salary (50th Percentile) £57,500 £55,000 £52,500
Median % change year-on-year +4.55% +4.76% +5.00%
75th Percentile £77,500 £75,000 £71,250
90th Percentile £95,000 £92,500 £86,250
UK excluding London median annual salary £50,000 £47,575 £45,000
% change year-on-year +5.10% +5.72% -

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 1 August 2021.

Salary histogram for REST in the UK

REST
Top 17 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 1 August 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 +20 5,478 £60,000 +4.35% 854
London +14 3,227 £70,000 - 393
UK excluding London +12 2,412 £50,000 - 506
Work from Home -11 1,314 £57,500 - 189
South East +4 792 £52,500 +5.00% 118
North of England -15 454 £50,000 - 148
Midlands +21 403 £47,500 -5.00% 82
South West +8 344 £51,750 +8.95% 59
West Midlands +12 285 £48,000 -4.00% 58
North West -23 211 £50,000 -3.85% 91
Yorkshire +14 206 £50,000 +5.26% 38
East of England +2 152 £58,750 +11.90% 42
Scotland -27 133 £47,500 -3.06% 38
East Midlands +22 116 £47,500 - 24
Wales +17 99 £44,403 +10.02% 18
Northern Ireland -8 39 £44,500 -25.83% 2
North East -12 39 £40,000 -15.79% 19

For the 6 months to 1 August 2021, 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 3,066 (50.31%) Agile Software Development
2 2,921 (47.93%) JavaScript
3 2,107 (34.57%) Java
4 1,916 (31.44%) React
5 1,860 (30.52%) SQL
6 1,848 (30.32%) Microservices
7 1,808 (29.67%) AWS
8 1,686 (27.67%) Git (software)
9 1,620 (26.58%) Docker
10 1,585 (26.01%) Software Engineering
11 1,560 (25.60%) C#
12 1,559 (25.58%) HTML
13 1,554 (25.50%) CSS
14 1,451 (23.81%) AngularJS
15 1,443 (23.68%) .NET
16 1,435 (23.55%) Social Skills
17 1,334 (21.89%) TDD
18 1,299 (21.32%) Azure
19 1,285 (21.09%) Web Services
20 1,266 (20.77%) Python
21 1,229 (20.17%) Node.js
22 1,227 (20.13%) TypeScript
23 1,181 (19.38%) Full Stack Development
24 1,162 (19.07%) DevOps
25 1,129 (18.53%) Finance
26 1,108 (18.18%) Scrum
27 1,090 (17.89%) Test Automation
28 1,070 (17.56%) SOAP
29 1,064 (17.46%) Kubernetes
30 1,025 (16.82%) Spring

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
1 225 (3.69%) Confluence
2 195 (3.20%) Elasticsearch
3 193 (3.17%) CMS
4 166 (2.72%) Tomcat
5 149 (2.45%) Apache
6 101 (1.66%) Apache Spark
7 97 (1.59%) IIS
8 94 (1.54%) nginx
9 56 (0.92%) SharePoint
10 53 (0.87%) JBoss
10 53 (0.87%) WordPress
11 50 (0.82%) Umbraco
12 48 (0.79%) Apache Airflow
13 40 (0.66%) Cloud Foundry
14 30 (0.49%) OpenStack
15 28 (0.46%) Oracle SOA Suite
16 26 (0.43%) Tornado
17 25 (0.41%) Apache Solr
17 25 (0.41%) Apache TomEE
18 24 (0.39%) Headless CMS
Applications
1 43 (0.71%) Figma
2 32 (0.53%) Microsoft Excel
3 30 (0.49%) Microsoft Office
4 22 (0.36%) Sketch
5 18 (0.30%) Adobe XD
6 16 (0.26%) Photoshop
7 14 (0.23%) Adobe Illustrator
8 13 (0.21%) MS Visio
8 13 (0.21%) Zeplin
9 9 (0.15%) Adobe Creative Suite
10 6 (0.098%) Spreadsheet
11 5 (0.082%) Chatbot
11 5 (0.082%) InVision
12 4 (0.066%) Fireworks
13 3 (0.049%) Microsoft PowerPoint
14 1 (0.016%) MadCap Flare
Business Applications
1 51 (0.84%) Payment Gateway
2 38 (0.62%) Dynamics CRM
3 26 (0.43%) Distributed Ledger
4 23 (0.38%) Shopify
5 17 (0.28%) SAP Business One
6 15 (0.25%) Magento
7 10 (0.16%) Oracle BPM
8 9 (0.15%) Remedy ITSM
9 8 (0.13%) Elite 3E
9 8 (0.13%) NetSuite
10 7 (0.11%) Dynamics AX
10 7 (0.11%) IBM Operational Decision Manager
11 6 (0.098%) SAP S/4HANA
12 5 (0.082%) R3 Corda
13 4 (0.066%) Adobe Campaign
13 4 (0.066%) Dynamics NAV
13 4 (0.066%) Salesforce.com CRM
13 4 (0.066%) SAP Hybris
13 4 (0.066%) Sparx Enterprise Architect
13 4 (0.066%) Summit
Cloud Services
1 1,808 (29.67%) AWS
2 1,299 (21.32%) Azure
3 708 (11.62%) Serverless
4 598 (9.81%) GitHub
5 495 (8.12%) GCP
6 480 (7.88%) SaaS
7 294 (4.82%) AWS Lambda
8 244 (4.00%) Amazon EC2
9 213 (3.50%) Amazon S3
10 194 (3.18%) npm
11 172 (2.82%) Power Platform
12 135 (2.22%) Cloud Computing
13 123 (2.02%) AWS CloudFormation
14 113 (1.85%) Amazon SQS
15 110 (1.81%) PaaS
16 108 (1.77%) Amazon Kinesis
17 85 (1.39%) Amazon Cognito
18 83 (1.36%) Amazon ECS
19 79 (1.30%) Amazon CloudWatch
20 74 (1.21%) Amazon EKS
Communications & Networking
1 564 (9.26%) HTTP
2 92 (1.51%) Internet
3 61 (1.00%) TCP/IP
4 57 (0.94%) Broadband
5 48 (0.79%) SSL
6 45 (0.74%) Firewall
7 41 (0.67%) DNS
8 40 (0.66%) AMQP
9 36 (0.59%) Network Security
10 30 (0.49%) SMTP
11 19 (0.31%) Bluetooth
12 18 (0.30%) SMS
13 17 (0.28%) DVB
13 17 (0.28%) FTP
13 17 (0.28%) SSH
14 16 (0.26%) RTP
14 16 (0.26%) VPN
15 15 (0.25%) MQTT
16 12 (0.20%) 5G
16 12 (0.20%) DMZ
Database & Business Intelligence
1 847 (13.90%) SQL Server
2 775 (12.72%) NoSQL
3 716 (11.75%) MySQL
4 686 (11.26%) PostgreSQL
5 635 (10.42%) MongoDB
6 530 (8.70%) Relational Database
7 356 (5.84%) Big Data
8 313 (5.14%) Redis
9 262 (4.30%) Amazon DynamoDB
10 168 (2.76%) Amazon RDS
11 146 (2.40%) MariaDB
12 134 (2.20%) Hadoop
13 131 (2.15%) Power BI
14 95 (1.56%) SQL Server Integration Services
15 94 (1.54%) Data Warehouse
15 94 (1.54%) Oracle Database
16 89 (1.46%) RDBMS
17 69 (1.13%) SQL Server Reporting Services
18 64 (1.05%) Apache Cassandra
19 60 (0.98%) Amazon Aurora
Development Applications
1 1,686 (27.67%) Git (software)
2 927 (15.21%) Jenkins
3 536 (8.80%) JIRA
4 382 (6.27%) Selenium
5 341 (5.60%) Maven
6 278 (4.56%) webpack
7 271 (4.45%) JUnit
8 263 (4.32%) Cucumber
9 255 (4.18%) Cypress.io
10 247 (4.05%) GitLab
11 232 (3.81%) TeamCity
12 197 (3.23%) Visual Studio
13 187 (3.07%) Postman
14 137 (2.25%) Octopus Deploy
15 136 (2.23%) Mockito
16 132 (2.17%) Bitbucket
17 131 (2.15%) CircleCI
18 120 (1.97%) WebDriver
19 119 (1.95%) gulp
20 107 (1.76%) Gradle
General
1 1,435 (23.55%) Social Skills
2 1,129 (18.53%) Finance
3 369 (6.06%) Games
4 350 (5.74%) Banking
5 349 (5.73%) Analytical Skills
6 318 (5.22%) Retail
7 314 (5.15%) Marketing
8 172 (2.82%) Law
9 169 (2.77%) Telecoms
10 167 (2.74%) Legal
11 133 (2.18%) Public Sector
12 101 (1.66%) Inclusion and Diversity
13 100 (1.64%) Back Office
14 95 (1.56%) Presentation Skills
15 86 (1.41%) Financial Institution
16 82 (1.35%) Advertising
17 70 (1.15%) Publishing
18 65 (1.07%) Manufacturing
19 60 (0.98%) Documentation Skills
20 59 (0.97%) Electronics
Job Titles
1 3,606 (59.17%) Developer
2 873 (14.33%) Senior Developer
3 740 (12.14%) Java Developer
4 722 (11.85%) Software Engineer
5 511 (8.39%) Full Stack Developer
6 480 (7.88%) .NET Developer
7 371 (6.09%) Software Developer
8 342 (5.61%) Front End Developer (Client-Side Developer)
9 283 (4.64%) C# Developer
10 278 (4.56%) Senior Software Engineer
11 256 (4.20%) Java Engineer
11 256 (4.20%) JavaScript Developer
12 250 (4.10%) PHP Developer
13 248 (4.07%) Backend Developer
14 216 (3.54%) Architect
15 203 (3.33%) React Developer
16 178 (2.92%) Lead Developer
17 177 (2.90%) C# .NET Developer
17 177 (2.90%) Senior Java Developer
18 158 (2.59%) Python Developer
Libraries, Frameworks & Software Standards
1 1,916 (31.44%) React
2 1,559 (25.58%) HTML
3 1,554 (25.50%) CSS
4 1,451 (23.81%) AngularJS
5 1,443 (23.68%) .NET
6 1,285 (21.09%) Web Services
7 1,229 (20.17%) Node.js
8 1,070 (17.56%) SOAP
9 1,025 (16.82%) Spring
10 853 (14.00%) GraphQL
11 822 (13.49%) RESTful
12 807 (13.24%) JSON
13 623 (10.22%) XML
14 579 (9.50%) Vue.js
15 537 (8.81%) ASP.NET
16 519 (8.52%) Spring Boot
17 517 (8.48%) HTML5
18 501 (8.22%) .NET Core
19 488 (8.01%) Kafka
20 472 (7.75%) .NET Framework
Miscellaneous
1 718 (11.78%) User Experience
2 374 (6.14%) Mobile App
3 290 (4.76%) Self-Motivation
4 255 (4.18%) Greenfield Project
5 174 (2.86%) Enterprise Software
6 155 (2.54%) Algorithms
7 129 (2.12%) Data Structures
8 102 (1.67%) Client/Server
9 97 (1.59%) Blog
10 92 (1.51%) Management Information System
10 92 (1.51%) Virtual Team
11 75 (1.23%) Cloud Native
12 72 (1.18%) Foreign Exchange (FX)
13 64 (1.05%) Linux Command Line
14 63 (1.03%) Hedge funds
15 58 (0.95%) Legacy Systems
15 58 (0.95%) Social Media
16 53 (0.87%) Legacy Code
17 52 (0.85%) Public Cloud
18 51 (0.84%) NHS
Operating Systems
1 817 (13.41%) Linux
2 329 (5.40%) Windows
3 322 (5.28%) Android
4 277 (4.55%) Apple iOS
5 218 (3.58%) Unix
6 48 (0.79%) Ubuntu
7 32 (0.53%) Windows Server
8 23 (0.38%) Mac OS X
8 23 (0.38%) Mesosphere
9 19 (0.31%) CentOS
10 11 (0.18%) Red Hat Enterprise Linux
11 9 (0.15%) Solaris
12 8 (0.13%) Mac OS
13 7 (0.11%) Embedded Linux
13 7 (0.11%) tvOS
14 5 (0.082%) Windows Server 2012
15 4 (0.066%) Windows Server 2008
15 4 (0.066%) Windows Server 2016
16 3 (0.049%) Debian
16 3 (0.049%) Fedora
Processes & Methodologies
1 3,066 (50.31%) Agile Software Development
2 1,848 (30.32%) Microservices
3 1,585 (26.01%) Software Engineering
4 1,334 (21.89%) TDD
5 1,181 (19.38%) Full Stack Development
6 1,162 (19.07%) DevOps
7 1,108 (18.18%) Scrum
8 1,090 (17.89%) Test Automation
9 967 (15.87%) Problem-Solving
10 959 (15.74%) Continuous Integration
11 727 (11.93%) Front End Development
12 688 (11.29%) MVC
13 679 (11.14%) BDD
14 627 (10.29%) Fintech
15 608 (9.98%) Open Source
16 604 (9.91%) Mentoring
17 598 (9.81%) Unit Testing
18 595 (9.76%) Computer Science
19 589 (9.67%) OO
20 522 (8.57%) SDLC
Programming Languages
1 2,921 (47.93%) JavaScript
2 2,107 (34.57%) Java
3 1,860 (30.52%) SQL
4 1,560 (25.60%) C#
5 1,266 (20.77%) Python
6 1,227 (20.13%) TypeScript
7 540 (8.86%) PHP
8 430 (7.06%) Java 8
9 337 (5.53%) Go
10 220 (3.61%) Kotlin
11 209 (3.43%) C++
12 189 (3.10%) ES6
13 163 (2.67%) T-SQL
14 158 (2.59%) Scala
15 155 (2.54%) PowerShell
16 133 (2.18%) Bash Shell
16 133 (2.18%) C
17 116 (1.90%) Java 11
18 111 (1.82%) Apex Code
19 100 (1.64%) Ruby
Qualifications
1 750 (12.31%) Degree
2 310 (5.09%) Computer Science Degree
3 280 (4.59%) Security Cleared
4 248 (4.07%) SC Cleared
5 46 (0.75%) Numerate Degree
6 44 (0.72%) PhD
7 39 (0.64%) Master's Degree
8 37 (0.61%) ISTQB
9 27 (0.44%) AWS Certification
10 24 (0.39%) BPSS Clearance
11 19 (0.31%) Microsoft Certification
12 17 (0.28%) DBS Check
13 16 (0.26%) ISTQB Foundation Certification
14 15 (0.25%) ISEB
15 10 (0.16%) ITIL Foundation Certificate
16 9 (0.15%) DV Cleared
17 7 (0.11%) HNC
17 7 (0.11%) HND
18 5 (0.082%) TOGAF Certification
19 4 (0.066%) Cisco Certification
Quality Assurance & Compliance
1 551 (9.04%) QA
2 190 (3.12%) Accessibility
3 44 (0.72%) PCI DSS
4 39 (0.64%) WCAG
5 35 (0.57%) ISO/IEC 27001
6 32 (0.53%) GRC
7 30 (0.49%) GDPR
8 25 (0.41%) Data Quality
9 21 (0.34%) PMO
10 12 (0.20%) SLA
11 7 (0.11%) HIPAA
11 7 (0.11%) ISO 13485
12 6 (0.098%) GxP
12 6 (0.098%) HL7
12 6 (0.098%) ISO 15022
12 6 (0.098%) ISO 20022
12 6 (0.098%) PA-DSS
13 4 (0.066%) 21 CFR Part 11
13 4 (0.066%) IEC 62304
13 4 (0.066%) WAI
System Software
1 1,620 (26.58%) Docker
2 30 (0.49%) Active Directory
3 26 (0.43%) VMware Infrastructure
4 18 (0.30%) Virtual Machines
5 17 (0.28%) Firmware
6 16 (0.26%) Apache ZooKeeper
7 15 (0.25%) vSphere
8 9 (0.15%) HDFS
8 9 (0.15%) Postfix
9 7 (0.11%) Ceph
9 7 (0.11%) Hyper-V
9 7 (0.11%) KVM
9 7 (0.11%) VMware ESXi
10 4 (0.066%) Oracle RAC
11 3 (0.049%) Terminal Services
12 2 (0.033%) LXC
12 2 (0.033%) NFS
12 2 (0.033%) SRDF
12 2 (0.033%) Virtual Desktop
13 1 (0.016%) Virtual Servers
Systems Management
1 1,064 (17.46%) Kubernetes
2 550 (9.03%) Terraform
3 237 (3.89%) Ansible
4 130 (2.13%) Opscode Chef
5 109 (1.79%) Puppet
6 95 (1.56%) Prometheus
7 81 (1.33%) Grafana
8 48 (0.79%) Docker Swarm
9 47 (0.77%) Kibana
10 31 (0.51%) HAProxy
11 30 (0.49%) Istio
11 30 (0.49%) Opsgenie
12 29 (0.48%) logstash
13 26 (0.43%) Graphite
13 26 (0.43%) Graylog
14 24 (0.39%) Consul
15 23 (0.38%) Automic
15 23 (0.38%) Hadoop YARN
16 18 (0.30%) Single Sign-On
17 14 (0.23%) Packer
Vendors
1 723 (11.86%) Microsoft
2 342 (5.61%) Google
3 329 (5.40%) Oracle
4 192 (3.15%) Salesforce.com
5 87 (1.43%) Zend
6 85 (1.39%) Atlassian
7 84 (1.38%) Samsung
8 80 (1.31%) SAP
9 67 (1.10%) VMware
10 63 (1.03%) IBM
11 59 (0.97%) Adobe
12 58 (0.95%) Splunk
13 50 (0.82%) ServiceNow
14 39 (0.64%) MuleSoft
14 39 (0.64%) YouTube
15 38 (0.62%) Apple
15 38 (0.62%) Xamarin
16 35 (0.57%) Red Hat
16 35 (0.57%) Yahoo!
17 30 (0.49%) Facebook