Period
to 18 October 2017

The following table provides summary statistics for permanent job vacancies with a requirement for WebSockets skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited WebSockets over the 6 months to 18 October 2017 with a comparison to the same period in the previous 2 years.

WebSockets
UK
6 months to
18 Oct 2017
Same period 2016 Same period 2015
Rank 751 922 1113
Rank change year-on-year +171 +191 +65
Permanent jobs citing WebSockets 439 300 202
As % of all permanent IT jobs advertised in the UK 0.25% 0.16% 0.093%
As % of the Libraries, Frameworks & Software Standards category 0.63% 0.40% 0.24%
Number of salaries quoted 339 269 157
UK median annual salary £60,000 £55,000 £60,000
Median salary % change year-on-year +9.09% -8.33% +20.00%
10th Percentile £40,000 £33,750 £29,800
90th Percentile £92,500 £85,000 £76,000
UK excluding London median annual salary £45,000 £42,500 £47,500
% change year-on-year +5.88% -10.53% +5.56%

WebSockets 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 70110 74466 82596
As % of all permanent IT jobs advertised in the UK 40.14% 38.85% 37.92%
Number of salaries quoted 58031 64578 70646
UK median annual salary £50,000 £47,500 £45,000
Median salary % change year-on-year +5.26% +5.56% +0.56%
10th Percentile £29,750 £28,750 £27,500
90th Percentile £77,500 £76,250 £73,750
UK excluding London median annual salary £42,500 £41,500 £40,000
% change year-on-year +2.41% +3.75% -

WebSockets
Job Vacancy Trend

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

Job vacancy trend for WebSockets in the UK

WebSockets
Salary Trend

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

Salary trend for WebSockets in the UK

WebSockets
Salary Histogram

The salary distribution of IT jobs citing WebSockets over the 6 months to 18 October 2017.

Salary histogram for WebSockets in the UK

WebSockets
Top 15 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing WebSockets within the UK over the 6 months to 18 October 2017. 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 +190 426 £60,000 +9.09% 31
London +112 317 £67,500 +12.50% 22
UK excluding London +79 117 £45,000 +5.88% 10
South East +72 39 £57,500 +15.00% 3
Midlands +61 32 £42,500 +13.33% 3
North of England +17 28 £45,000 +14.65%
West Midlands +38 21 £40,000 +6.67% 3
North West -6 21 £45,000 +16.88%
East Midlands - 11 £42,500 -
East of England +3 8 £52,500 +23.53% 3
Yorkshire +22 5 £37,500 -21.05%
Scotland -4 4 £47,500 - 1
Northern Ireland - 4 £52,500 -
South West +4 2 £36,000 +2.86%
North East - 2 £54,000 -

For the 6 months to 18 October 2017, IT jobs citing WebSockets also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads with a requirement for WebSockets.

1 218 (49.66%) JavaScript
2 216 (49.20%) REST
3 212 (48.29%) Agile Software Development
4 195 (44.42%) HTML
5 180 (41.00%) CSS
6 167 (38.04%) Finance
7 164 (37.36%) AngularJS
8 148 (33.71%) HTML5
9 138 (31.44%) JSON
10 128 (29.16%) Scrum
11 127 (28.93%) Java
12 110 (25.06%) C#
12 110 (25.06%) Node.js
13 109 (24.83%) jQuery
14 104 (23.69%) .NET
15 101 (23.01%) CSS3
16 94 (21.41%) Ajax
17 92 (20.96%) NoSQL
18 88 (20.05%) Software Engineering
19 86 (19.59%) TDD
19 86 (19.59%) OO
19 86 (19.59%) RESTful
20 85 (19.36%) React
20 85 (19.36%) SQL
21 82 (18.68%) Linux
21 82 (18.68%) Web Development
22 78 (17.77%) Front End Development
23 76 (17.31%) Banking
24 73 (16.63%) Test Automation
25 69 (15.72%) Mathematics

WebSockets
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 45 (10.25%) Apache
2 24 (5.47%) CMS
3 18 (4.10%) Ethereum
4 17 (3.87%) Hyperledger
5 16 (3.64%) Confluence
5 16 (3.64%) Elasticsearch
6 9 (2.05%) Umbraco
7 8 (1.82%) NServiceBus
8 7 (1.59%) WebSphere
9 4 (0.91%) nginx
9 4 (0.91%) SharePoint
10 3 (0.68%) Sitecore CMS
11 2 (0.46%) Apache Spark
11 2 (0.46%) Gunicorn
11 2 (0.46%) IIS
11 2 (0.46%) JBoss
11 2 (0.46%) Tornado
11 2 (0.46%) uWSGI
Business Applications
1 4 (0.91%) Payment Gateway
Cloud Services
1 59 (13.44%) Amazon AWS
2 43 (9.79%) GitHub
3 25 (5.69%) Microsoft Azure
4 15 (3.42%) Cloud Computing
4 15 (3.42%) Slack
5 14 (3.19%) npm
5 14 (3.19%) Trello
6 13 (2.96%) SaaS
7 9 (2.05%) IaaS
8 8 (1.82%) Amazon EC2
8 8 (1.82%) Google Cloud Platform
9 7 (1.59%) Amazon S3
10 6 (1.37%) AWS Lambda
10 6 (1.37%) Serverless
11 5 (1.14%) Google App Engine
12 2 (0.46%) Amazon ELB
12 2 (0.46%) Amazon SQS
12 2 (0.46%) Route 53
13 1 (0.23%) Amazon Kinesis
13 1 (0.23%) CloudFront
Communications & Networking
1 52 (11.85%) Internet
2 29 (6.61%) HTTP
3 10 (2.28%) Cisco IOS
4 8 (1.82%) HTTPS
4 8 (1.82%) VoIP
4 8 (1.82%) VSAT
5 4 (0.91%) SNMP
6 3 (0.68%) TCP/IP
7 2 (0.46%) DNS
7 2 (0.46%) Intranet
8 1 (0.23%) SSL
8 1 (0.23%) Wireless
Database & Business Intelligence
1 92 (20.96%) NoSQL
2 60 (13.67%) MongoDB
3 43 (9.79%) PostgreSQL
4 39 (8.88%) SQL Server
5 36 (8.20%) Redis
6 31 (7.06%) MySQL
7 29 (6.61%) Blockchain
8 28 (6.38%) Apache Cassandra
9 25 (5.69%) Relational Database
10 17 (3.87%) Big Data
11 12 (2.73%) RDBMS
12 9 (2.05%) Infinispan
13 7 (1.59%) SQL Server Integration Services
14 5 (1.14%) Amazon DynamoDB
14 5 (1.14%) Event Store
15 3 (0.68%) Hadoop
16 2 (0.46%) Aerospike
16 2 (0.46%) Amazon RDS
16 2 (0.46%) SQLite
17 1 (0.23%) BigQuery
Development Applications
1 67 (15.26%) Git (software)
2 39 (8.88%) webpack
3 36 (8.20%) gulp
4 31 (7.06%) Grunt
4 31 (7.06%) Jasmine
5 30 (6.83%) Jenkins
6 25 (5.69%) JIRA
7 21 (4.78%) Cucumber
8 20 (4.56%) Selenium
9 16 (3.64%) TeamCity
10 13 (2.96%) JSUnit
11 12 (2.73%) IntelliJ
11 12 (2.73%) Karma Test Runner
12 11 (2.51%) Maven
12 11 (2.51%) Team Foundation Server
13 10 (2.28%) Atlassian Bamboo
13 10 (2.28%) Mocha
13 10 (2.28%) NUnit
13 10 (2.28%) SpecFlow
13 10 (2.28%) WebDriver
General
1 167 (38.04%) Finance
2 76 (17.31%) Banking
3 68 (15.49%) Retail
4 50 (11.39%) Investment Banking
5 46 (10.48%) Retail Banking
6 25 (5.69%) Marketing
7 20 (4.56%) Electronics
8 16 (3.64%) Telecoms
9 13 (2.96%) Games
10 10 (2.28%) Advertising
10 10 (2.28%) Manufacturing
11 9 (2.05%) Publishing
12 6 (1.37%) Financial Institution
13 5 (1.14%) Front Office
14 4 (0.91%) Legal
15 3 (0.68%) Automotive
15 3 (0.68%) Back Office
15 3 (0.68%) Music Industry
16 1 (0.23%) iGaming
Job Titles
1 339 (77.22%) Developer
2 99 (22.55%) Senior Developer
3 74 (16.86%) Java Developer
4 68 (15.49%) Front End Developer (Client-Side Developer)
5 54 (12.30%) Full Stack Developer
5 54 (12.30%) JavaScript Developer
6 43 (9.79%) .NET Developer
7 36 (8.20%) Web Developer
8 34 (7.74%) HTML Developer
9 30 (6.83%) Angular Developer
10 27 (6.15%) Node.js Developer
10 27 (6.15%) Python Developer
11 26 (5.92%) Architect
11 26 (5.92%) Senior .NET Developer
11 26 (5.92%) Senior Front-End Developer
12 22 (5.01%) Applications Developer
12 22 (5.01%) Senior Web Developer
13 21 (4.78%) C# Developer
13 21 (4.78%) Senior Full Stack Developer
14 16 (3.64%) HTML CSS Developer
Libraries, Frameworks & Software Standards
1 216 (49.20%) REST
2 195 (44.42%) HTML
3 180 (41.00%) CSS
4 164 (37.36%) AngularJS
5 148 (33.71%) HTML5
6 138 (31.44%) JSON
7 110 (25.06%) Node.js
8 109 (24.83%) jQuery
9 104 (23.69%) .NET
10 101 (23.01%) CSS3
11 94 (21.41%) Ajax
12 86 (19.59%) RESTful
13 85 (19.36%) React
14 64 (14.58%) ASP.NET
15 60 (13.67%) Akka
16 58 (13.21%) Web Services
17 57 (12.98%) SignalR
18 50 (11.39%) Sass
19 46 (10.48%) Backbone.js
20 44 (10.02%) Spring MVC
Miscellaneous
1 62 (14.12%) Client/Server
2 51 (11.62%) Computer Science
3 47 (10.71%) Foreign Exchange (FX)
4 35 (7.97%) User Experience
5 29 (6.61%) Fintech
6 27 (6.15%) Mobile App
7 23 (5.24%) Enterprise Software
8 22 (5.01%) Hedge funds
9 20 (4.56%) Greenfield Project
10 19 (4.33%) Linux Command Line
11 18 (4.10%) Social Media
12 13 (2.96%) Analytical Skills
12 13 (2.96%) NHS
13 11 (2.51%) Data Centre
14 10 (2.28%) Data Structures
14 10 (2.28%) Device Driver
14 10 (2.28%) Driving Licence
14 10 (2.28%) Field-Programmable Gate Array
15 7 (1.59%) Equities
15 7 (1.59%) Fixed Income
Operating Systems
1 82 (18.68%) Linux
2 37 (8.43%) Windows
3 31 (7.06%) Apple iOS
4 16 (3.64%) Android
5 7 (1.59%) Unix
6 2 (0.46%) Ubuntu
6 2 (0.46%) Windows Vista
Processes & Methodologies
1 212 (48.29%) Agile Software Development
2 128 (29.16%) Scrum
3 88 (20.05%) Software Engineering
4 86 (19.59%) OO
4 86 (19.59%) TDD
5 82 (18.68%) Web Development
6 78 (17.77%) Front End Development
7 73 (16.63%) Test Automation
8 69 (15.72%) Mathematics
9 66 (15.03%) MVC
10 64 (14.58%) Asset Management
11 63 (14.35%) BDD
11 63 (14.35%) Multithreading
12 59 (13.44%) Unit Testing
13 55 (12.53%) Microservices
14 54 (12.30%) Low Latency
15 50 (11.39%) DevOps
16 47 (10.71%) Continuous Integration
17 45 (10.25%) Wealth Management
18 44 (10.02%) OOP
Programming Languages
1 218 (49.66%) JavaScript
2 127 (28.93%) Java
3 110 (25.06%) C#
4 85 (19.36%) SQL
5 55 (12.53%) ES6
6 53 (12.07%) PHP
7 43 (9.79%) F#
8 38 (8.66%) C
9 36 (8.20%) Python
10 34 (7.74%) C++
11 28 (6.38%) ECMAScript
11 28 (6.38%) TypeScript
12 15 (3.42%) Go
13 14 (3.19%) Haskell
14 11 (2.51%) Scala
15 10 (2.28%) Clojure
16 8 (1.82%) Erlang
16 8 (1.82%) ML
16 8 (1.82%) Rust
16 8 (1.82%) Solidity
Qualifications
1 63 (14.35%) Degree
2 21 (4.78%) Computer Science Degree
3 8 (1.82%) PhD
4 4 (0.91%) Master's Degree
5 2 (0.46%) Security Cleared
6 1 (0.23%) SC Cleared
Quality Assurance & Compliance
1 26 (5.92%) QA
2 9 (2.05%) PSD2
3 7 (1.59%) ISO 9001
3 7 (1.59%) ISO/IEC 27001
4 2 (0.46%) WCAG
5 1 (0.23%) GCP
5 1 (0.23%) GDPR
System Software
1 52 (11.85%) Docker
2 10 (2.28%) Firmware
3 2 (0.46%) Virtual Machines
4 1 (0.23%) Apache ZooKeeper
Systems Management
1 18 (4.10%) Kubernetes
2 15 (3.42%) Ansible
3 6 (1.37%) Puppet
4 2 (0.46%) Opscode Chef
4 2 (0.46%) Packer
5 1 (0.23%) Docker Swarm
5 1 (0.23%) Kibana
5 1 (0.23%) logstash
5 1 (0.23%) Nagios
Vendors
1 36 (8.20%) Microsoft
2 15 (3.42%) IBM
3 11 (2.51%) Apigee
3 11 (2.51%) CA
4 10 (2.28%) Cisco
4 10 (2.28%) Google
5 9 (2.05%) Red Hat
5 9 (2.05%) SAP
6 8 (1.82%) Xamarin
7 7 (1.59%) Oracle
8 6 (1.37%) Zend
9 5 (1.14%) Cognizant
10 4 (0.91%) Facebook
10 4 (0.91%) Sony
10 4 (0.91%) TIBCO
10 4 (0.91%) webMethods
11 3 (0.68%) SaltStack
11 3 (0.68%) Sitecore
12 2 (0.46%) Atlassian
13 1 (0.23%) Twitter