Period
to 19 February 2018

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 19 February 2018 with a comparison to the same period in the previous 2 years.

WebSockets
UK
6 months to
19 Feb 2018
Same period 2017 Same period 2016
Rank 734 838 1082
Rank change year-on-year +104 +244 +3
Permanent jobs citing WebSockets 484 344 222
As % of all permanent IT jobs advertised in the UK 0.28% 0.20% 0.11%
As % of the Libraries, Frameworks & Software Standards category 0.68% 0.50% 0.27%
Number of salaries quoted 396 295 204
UK median annual salary £65,000 £55,000 £57,500
Median salary % change year-on-year +18.18% -4.35% +15.00%
10th Percentile £37,500 £37,500 £32,725
90th Percentile £100,000 £85,750 £75,000
UK excluding London median annual salary £45,000 £50,000 £50,000
% change year-on-year -10.00% - +11.11%

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 71,640 68,477 81,184
As % of all permanent IT jobs advertised in the UK 40.81% 39.48% 38.51%
Number of salaries quoted 60,401 59,002 69,676
UK median annual salary £50,000 £47,500 £45,000
Median salary % change year-on-year +5.26% +5.56% -
10th Percentile £30,000 £29,000 £28,000
90th Percentile £78,000 £76,250 £75,000
UK excluding London median annual salary £42,500 £42,500 £40,000
% change year-on-year - +6.25% -

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 19 February 2018.

Salary histogram for WebSockets in the UK

WebSockets
Top 14 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 19 February 2018. 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 +91 465 £65,000 +18.18% 56
London +117 348 £75,000 +7.14% 41
UK excluding London -19 125 £45,000 -10.00% 22
South East +19 59 £57,500 +4.55% 5
Midlands +42 36 £41,250 -14.95% 2
West Midlands +31 35 £42,500 -12.37% 2
North of England -17 10 £40,000 - 6
North West -21 9 £40,000 - 5
Wales +12 7 £27,500 -15.38% 6
East of England -52 7 £60,000 +14.29%
South West -4 5 £37,500 -19.79% 2
East Midlands +18 1 £22,500 -50.00%
Scotland -36 1 £42,000 - 1
Yorkshire - 1 £35,000 - 1

For the 6 months to 19 February 2018, IT jobs citing WebSockets 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 WebSockets.

1 280 (57.85%) JavaScript
2 233 (48.14%) Agile Software Development
3 158 (32.64%) Java
4 156 (32.23%) REST
5 152 (31.40%) HTML
6 148 (30.58%) RESTful
7 146 (30.17%) React
8 129 (26.65%) CSS
9 127 (26.24%) .NET
10 126 (26.03%) C#
10 126 (26.03%) Finance
11 120 (24.79%) HTML5
12 119 (24.59%) NoSQL
13 116 (23.97%) AngularJS
14 112 (23.14%) Microservices
14 112 (23.14%) SQL
15 110 (22.73%) Node.js
16 102 (21.07%) Scrum
17 100 (20.66%) Git (software)
18 97 (20.04%) Mathematics
19 94 (19.42%) Test Automation
20 92 (19.01%) Continuous Integration
20 92 (19.01%) Software Engineering
20 92 (19.01%) PostgreSQL
20 92 (19.01%) OO
21 89 (18.39%) Linux
22 88 (18.18%) jQuery
23 85 (17.56%) Degree
23 85 (17.56%) Front End Development
24 84 (17.36%) CSS3

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 29 (5.99%) Confluence
2 25 (5.17%) Apache
3 20 (4.13%) Elasticsearch
4 13 (2.69%) CMS
5 9 (1.86%) Ethereum
5 9 (1.86%) nginx
5 9 (1.86%) Tomcat
6 6 (1.24%) Umbraco
7 3 (0.62%) WordPress
8 1 (0.21%) Apache Spark
8 1 (0.21%) Gunicorn
8 1 (0.21%) Hyperledger
Applications
1 3 (0.62%) Adobe Illustrator
1 3 (0.62%) Photoshop
Business Applications
1 7 (1.45%) RMDS
2 6 (1.24%) Distributed Ledger
3 3 (0.62%) Magento
Cloud Services
1 70 (14.46%) Amazon AWS
2 42 (8.68%) GitHub
3 41 (8.47%) npm
4 20 (4.13%) IaaS
5 17 (3.51%) Slack
5 17 (3.51%) Trello
6 16 (3.31%) Microsoft Azure
7 12 (2.48%) SaaS
8 8 (1.65%) Google Cloud Platform
9 6 (1.24%) Amazon EC2
10 5 (1.03%) Amazon Kinesis
10 5 (1.03%) AWS Lambda
10 5 (1.03%) Cloud Computing
10 5 (1.03%) Serverless
11 3 (0.62%) Firebase
11 3 (0.62%) Google App Engine
12 2 (0.41%) Amazon S3
12 2 (0.41%) Amazon SQS
13 1 (0.21%) Amazon ELB
13 1 (0.21%) Route 53
Communications & Networking
1 76 (15.70%) HTTP
2 21 (4.34%) TCP/IP
3 19 (3.93%) Internet
4 12 (2.48%) VoIP
5 8 (1.65%) Cisco IOS
5 8 (1.65%) HTTPS
5 8 (1.65%) VSAT
6 7 (1.45%) Multicast
6 7 (1.45%) SMS
7 6 (1.24%) FTP
8 5 (1.03%) Wireless
9 2 (0.41%) SSH
10 1 (0.21%) DHCP
10 1 (0.21%) RS-232
10 1 (0.21%) Value-Added Service
Database & Business Intelligence
1 119 (24.59%) NoSQL
2 92 (19.01%) PostgreSQL
3 67 (13.84%) MongoDB
4 35 (7.23%) SQL Server
5 32 (6.61%) Event Store
5 32 (6.61%) MySQL
6 29 (5.99%) Big Data
7 25 (5.17%) Relational Database
8 23 (4.75%) Infinispan
9 19 (3.93%) Redis
10 15 (3.10%) Blockchain
11 12 (2.48%) Apache Cassandra
12 7 (1.45%) Cloud Spanner
12 7 (1.45%) NewSQL
13 6 (1.24%) Geospatial Data
13 6 (1.24%) GIS
14 5 (1.03%) Aerospike
14 5 (1.03%) Oracle Database
15 4 (0.83%) Amazon DynamoDB
15 4 (0.83%) KDB
Development Applications
1 100 (20.66%) Git (software)
2 61 (12.60%) Jenkins
3 45 (9.30%) JIRA
4 40 (8.26%) Subversion
4 40 (8.26%) webpack
5 36 (7.44%) Atlassian Bamboo
5 36 (7.44%) Cucumber
6 34 (7.02%) Jasmine
7 32 (6.61%) Octopus Deploy
8 31 (6.40%) gulp
9 28 (5.79%) JUnit
10 27 (5.58%) Maven
11 25 (5.17%) IntelliJ
12 22 (4.55%) Grunt
13 20 (4.13%) FishEye
14 17 (3.51%) Mercurial
15 15 (3.10%) Gradle
16 13 (2.69%) Karma Test Runner
16 13 (2.69%) Protractor
17 12 (2.48%) Eclipse
General
1 126 (26.03%) Finance
2 51 (10.54%) Banking
3 39 (8.06%) Investment Banking
4 36 (7.44%) Games
5 28 (5.79%) Retail
6 16 (3.31%) Retail Banking
7 10 (2.07%) Telecoms
8 9 (1.86%) Advertising
9 7 (1.45%) Front Office
10 5 (1.03%) Multimedia
11 3 (0.62%) Back Office
12 2 (0.41%) Legal
12 2 (0.41%) Manufacturing
12 2 (0.41%) Marketing
13 1 (0.21%) Financial Institution
13 1 (0.21%) iGaming
13 1 (0.21%) Law
13 1 (0.21%) Prime Brokerage
13 1 (0.21%) Publishing
Job Titles
1 357 (73.76%) Developer
2 106 (21.90%) Senior Developer
3 89 (18.39%) JavaScript Developer
4 67 (13.84%) Java Developer
5 54 (11.16%) Full Stack Developer
5 54 (11.16%) React Developer
6 53 (10.95%) Front End Developer (Client-Side Developer)
7 50 (10.33%) Web Developer
8 45 (9.30%) Software Engineer
9 38 (7.85%) Senior Web Developer
10 36 (7.44%) Python Developer
11 35 (7.23%) Applications Developer
11 35 (7.23%) Web Applications Developer
12 33 (6.82%) Senior Applications Developer
12 33 (6.82%) Senior Web Applications Developer
13 27 (5.58%) C# Developer
14 25 (5.17%) HTML Developer
15 24 (4.96%) Senior JavaScript Developer
16 23 (4.75%) JavaScript Engineer
17 21 (4.34%) Node.js Developer
Libraries, Frameworks & Software Standards
1 156 (32.23%) REST
2 152 (31.40%) HTML
3 148 (30.58%) RESTful
4 146 (30.17%) React
5 129 (26.65%) CSS
6 127 (26.24%) .NET
7 120 (24.79%) HTML5
8 116 (23.97%) AngularJS
9 110 (22.73%) Node.js
10 88 (18.18%) jQuery
11 84 (17.36%) CSS3
12 81 (16.74%) JSON
13 71 (14.67%) Ajax
14 53 (10.95%) Web Services
15 46 (9.50%) ASP.NET
16 43 (8.88%) Sass
17 41 (8.47%) Kafka
18 37 (7.64%) Akka
18 37 (7.64%) ASP.NET Web API
19 34 (7.02%) Redux
Miscellaneous
1 78 (16.12%) Computer Science
2 60 (12.40%) Greenfield Project
3 42 (8.68%) Client/Server
4 37 (7.64%) User Experience
5 28 (5.79%) Algorithms
6 24 (4.96%) Foreign Exchange (FX)
7 20 (4.13%) Data Structures
8 15 (3.10%) Fintech
8 15 (3.10%) Mobile App
9 14 (2.89%) Enterprise Software
10 13 (2.69%) Analytical Skills
10 13 (2.69%) Spread Betting
11 12 (2.48%) Linux Command Line
12 11 (2.27%) Hedge funds
13 6 (1.24%) Bitcoin
13 6 (1.24%) Fixed Income
14 5 (1.03%) Equities
14 5 (1.03%) Private Cloud
15 4 (0.83%) Derivative
16 3 (0.62%) FMCG
Operating Systems
1 89 (18.39%) Linux
2 43 (8.88%) Unix
3 37 (7.64%) Apple iOS
4 31 (6.40%) Windows
5 20 (4.13%) Android
6 12 (2.48%) Windows 10
7 9 (1.86%) Ubuntu
8 3 (0.62%) Amazon Linux
9 2 (0.41%) Windows Vista
10 1 (0.21%) Embedded Linux
Processes & Methodologies
1 233 (48.14%) Agile Software Development
2 112 (23.14%) Microservices
3 102 (21.07%) Scrum
4 97 (20.04%) Mathematics
5 94 (19.42%) Test Automation
6 92 (19.01%) Continuous Integration
6 92 (19.01%) OO
6 92 (19.01%) Software Engineering
7 85 (17.56%) Front End Development
8 56 (11.57%) Multithreading
8 56 (11.57%) OOP
9 51 (10.54%) Asset Management
10 50 (10.33%) BDD
11 47 (9.71%) Web Development
12 46 (9.50%) TDD
13 45 (9.30%) Low Latency
14 42 (8.68%) High-Frequency Trading
15 41 (8.47%) Continuous Improvement
16 39 (8.06%) Event-Driven Architecture
17 36 (7.44%) Mentoring
Programming Languages
1 280 (57.85%) JavaScript
2 158 (32.64%) Java
3 126 (26.03%) C#
4 112 (23.14%) SQL
5 71 (14.67%) F#
6 68 (14.05%) Python
7 58 (11.98%) ES6
8 56 (11.57%) PHP
9 47 (9.71%) TypeScript
10 45 (9.30%) C++
11 23 (4.75%) C
11 23 (4.75%) Go
12 16 (3.31%) PowerShell
13 14 (2.89%) Scala
14 9 (1.86%) Apple Swift
15 8 (1.65%) ES7
15 8 (1.65%) Objective-C
16 7 (1.45%) GraphQL
16 7 (1.45%) Haskell
16 7 (1.45%) Perl
Qualifications
1 85 (17.56%) Degree
2 19 (3.93%) Computer Science Degree
3 5 (1.03%) Security Cleared
4 4 (0.83%) SC Cleared
5 1 (0.21%) DBS Check
Quality Assurance & Compliance
1 59 (12.19%) QA
2 5 (1.03%) WCAG
3 1 (0.21%) GDPR
3 1 (0.21%) ISO 9001
3 1 (0.21%) ISO/IEC 27001
3 1 (0.21%) JTAG
System Software
1 81 (16.74%) Docker
Systems Management
1 9 (1.86%) Kubernetes
2 7 (1.45%) Ansible
3 2 (0.41%) Docker Swarm
3 2 (0.41%) Puppet
4 1 (0.21%) Packer
Vendors
1 30 (6.20%) Google
2 26 (5.37%) Red Hat
3 15 (3.10%) Microsoft
4 12 (2.48%) Twitter
4 12 (2.48%) Xamarin
5 8 (1.65%) Cisco
6 7 (1.45%) Reuters
7 6 (1.24%) Oracle
8 3 (0.62%) Facebook
9 2 (0.41%) Atlassian
9 2 (0.41%) Splunk
10 1 (0.21%) Bloomberg
10 1 (0.21%) Zend