Period
to 20 June 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 20 June 2018 with a comparison to the same period in the previous 2 years.

WebSockets
UK
6 months to
20 Jun 2018
Same period 2017 Same period 2016
Rank 738 802 995
Rank change year-on-year +64 +193 +90
Permanent jobs citing WebSockets 471 395 282
As % of all permanent IT jobs advertised in the UK 0.27% 0.23% 0.14%
As % of the Libraries, Frameworks & Software Standards category 0.67% 0.56% 0.36%
Number of salaries quoted 392 365 265
UK median annual salary £65,000 £57,500 £55,000
Median salary % change year-on-year +13.04% +4.55% -
10th Percentile £36,250 £35,000 £32,000
90th Percentile £100,000 £90,750 £76,250
UK excluding London median annual salary £45,000 £45,000 £42,960
% change year-on-year - +4.75% -18.17%

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 70,442 70,131 78,182
As % of all permanent IT jobs advertised in the UK 40.87% 40.69% 38.89%
Number of salaries quoted 58,886 59,363 67,566
UK median annual salary £50,000 £47,500 £47,500
Median salary % change year-on-year +5.26% - +5.56%
10th Percentile £31,250 £28,750 £28,500
90th Percentile £80,000 £76,250 £75,000
UK excluding London median annual salary £45,000 £42,500 £41,000
% change year-on-year +5.88% +3.66% +2.50%

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 20 June 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 20 June 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 +37 437 £65,000 +13.04% 55
London +67 323 £72,500 +10.27% 35
UK excluding London -32 130 £45,000 - 24
South East +15 55 £57,500 - 8
Midlands 0 22 £40,000 - 3
West Midlands +28 21 £40,000 - 3
North of England -3 21 £40,000 - 2
North West -17 19 £40,000 -5.88% 1
South West -4 11 £40,500 +8.00% 3
Scotland - 11 £29,660 - 4
Wales +7 5 £27,500 -15.38%
East of England -31 5 £60,000 +26.32% 4
Yorkshire +7 2 £40,000 +6.67% 1
East Midlands +7 1 £22,500 -47.06%

For the 6 months to 20 June 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.

1 319 (67.73%) JavaScript
2 223 (47.35%) Agile Software Development
3 183 (38.85%) HTML
4 169 (35.88%) CSS
5 155 (32.91%) Git (software)
6 154 (32.70%) React
7 136 (28.87%) C#
8 130 (27.60%) AngularJS
9 128 (27.18%) HTML5
10 123 (26.11%) Java
11 121 (25.69%) Linux
12 120 (25.48%) Node.js
13 119 (25.27%) SQL
14 118 (25.05%) .NET
15 116 (24.63%) REST
15 116 (24.63%) RESTful
15 116 (24.63%) Front End Development
16 111 (23.57%) Microservices
17 103 (21.87%) NoSQL
18 101 (21.44%) Software Engineering
19 96 (20.38%) Docker
20 93 (19.75%) Finance
21 89 (18.90%) HTTP
22 83 (17.62%) CSS3
23 82 (17.41%) Test Automation
24 76 (16.14%) jQuery
25 73 (15.50%) Mathematics
25 73 (15.50%) Python
26 71 (15.07%) Redux
27 70 (14.86%) Blockchain

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 (6.16%) Elasticsearch
2 27 (5.73%) Apache
3 22 (4.67%) Ethereum
4 19 (4.03%) CMS
5 13 (2.76%) Tomcat
6 11 (2.34%) WordPress
7 10 (2.12%) nginx
8 8 (1.70%) Confluence
9 7 (1.49%) NServiceBus
10 6 (1.27%) Gunicorn
11 4 (0.85%) IIS
11 4 (0.85%) Jetty
12 2 (0.42%) Luigi
12 2 (0.42%) Predix
12 2 (0.42%) ThingWorx
12 2 (0.42%) Tornado
13 1 (0.21%) Drupal
13 1 (0.21%) GlassFish
13 1 (0.21%) WildFly
13 1 (0.21%) Wowza Streaming Engine
Applications
1 5 (1.06%) Photoshop
2 4 (0.85%) Adobe Illustrator
Business Applications
1 6 (1.27%) RMDS
2 4 (0.85%) Magento
3 3 (0.64%) Distributed Ledger
4 1 (0.21%) Dynamics CRM
Cloud Services
1 66 (14.01%) Amazon AWS
2 38 (8.07%) npm
3 26 (5.52%) GitHub
4 18 (3.82%) Microsoft Azure
5 9 (1.91%) AWS Lambda
5 9 (1.91%) Google Cloud Platform
5 9 (1.91%) Serverless
6 8 (1.70%) IaaS
6 8 (1.70%) SaaS
7 7 (1.49%) Amazon EC2
7 7 (1.49%) Amazon Kinesis
8 5 (1.06%) Akamai
9 4 (0.85%) Cloud Computing
9 4 (0.85%) Firebase
10 3 (0.64%) Yarn
11 2 (0.42%) BrowserStack
12 1 (0.21%) DigitalOcean
12 1 (0.21%) Dynamics 365
12 1 (0.21%) Google Compute Engine
12 1 (0.21%) Virtual Private Cloud
Communications & Networking
1 89 (18.90%) HTTP
2 26 (5.52%) TCP/IP
3 22 (4.67%) Internet
4 11 (2.34%) Peer-to-Peer Networking
5 9 (1.91%) Multicast
6 7 (1.49%) SMS
7 6 (1.27%) VoIP
8 5 (1.06%) DNS
8 5 (1.06%) FTP
9 3 (0.64%) MQTT
9 3 (0.64%) Value-Added Service
9 3 (0.64%) Wireless
10 2 (0.42%) AMQP
10 2 (0.42%) Bluetooth
10 2 (0.42%) Modbus
10 2 (0.42%) RFID
10 2 (0.42%) SSH
10 2 (0.42%) Unicast
10 2 (0.42%) ZigBee
11 1 (0.21%) HTTPS
Database & Business Intelligence
1 103 (21.87%) NoSQL
2 70 (14.86%) Blockchain
3 69 (14.65%) PostgreSQL
4 59 (12.53%) MongoDB
5 51 (10.83%) SQL Server
6 39 (8.28%) MySQL
7 38 (8.07%) Event Store
8 29 (6.16%) Redis
9 16 (3.40%) Big Data
10 15 (3.18%) Relational Database
11 10 (2.12%) Apache Cassandra
12 8 (1.70%) Infinispan
13 7 (1.49%) Cloud Spanner
13 7 (1.49%) NewSQL
14 6 (1.27%) Aerospike
14 6 (1.27%) VoltDB
15 5 (1.06%) Couchbase
15 5 (1.06%) Informix
16 4 (0.85%) DB2
16 4 (0.85%) Oracle Database
Development Applications
1 155 (32.91%) Git (software)
2 68 (14.44%) Jenkins
3 37 (7.86%) Gradle
4 36 (7.64%) Subversion
5 34 (7.22%) Atlassian Bamboo
5 34 (7.22%) Octopus Deploy
6 32 (6.79%) Cucumber
7 26 (5.52%) Jasmine
7 26 (5.52%) Maven
8 22 (4.67%) JIRA
8 22 (4.67%) webpack
9 21 (4.46%) Karma Test Runner
10 20 (4.25%) Visual Studio Team System
11 19 (4.03%) gulp
12 18 (3.82%) Vagrant
13 17 (3.61%) Mercurial
14 13 (2.76%) Bitbucket
14 13 (2.76%) Selenium
15 12 (2.55%) Grunt
16 11 (2.34%) JUnit
General
1 93 (19.75%) Finance
2 52 (11.04%) Games
3 40 (8.49%) Banking
4 36 (7.64%) Investment Banking
5 20 (4.25%) Retail
6 12 (2.55%) Financial Institution
7 7 (1.49%) Advertising
8 3 (0.64%) Manufacturing
8 3 (0.64%) Marketing
8 3 (0.64%) Multimedia
8 3 (0.64%) Prime Brokerage
9 2 (0.42%) Automotive
9 2 (0.42%) Front Office
9 2 (0.42%) Telecoms
10 1 (0.21%) Legal
Job Titles
1 349 (74.10%) Developer
2 108 (22.93%) Senior Developer
3 83 (17.62%) JavaScript Developer
4 78 (16.56%) React Developer
5 71 (15.07%) Front End Developer (Client-Side Developer)
6 46 (9.77%) Software Engineer
7 42 (8.92%) Java Developer
8 39 (8.28%) C# Developer
9 35 (7.43%) Full Stack Developer
10 33 (7.01%) Node.js Developer
10 33 (7.01%) Web Developer
11 28 (5.94%) .NET Developer
12 24 (5.10%) Blockchain Developer
13 23 (4.88%) Applications Developer
13 23 (4.88%) Senior Applications Developer
13 23 (4.88%) Senior Web Applications Developer
13 23 (4.88%) Web Applications Developer
14 22 (4.67%) HTML Developer
14 22 (4.67%) JavaScript Engineer
14 22 (4.67%) Senior Front-End Developer
Libraries, Frameworks & Software Standards
1 183 (38.85%) HTML
2 169 (35.88%) CSS
3 154 (32.70%) React
4 130 (27.60%) AngularJS
5 128 (27.18%) HTML5
6 120 (25.48%) Node.js
7 118 (25.05%) .NET
8 116 (24.63%) REST
8 116 (24.63%) RESTful
9 83 (17.62%) CSS3
10 76 (16.14%) jQuery
11 71 (15.07%) Redux
12 67 (14.23%) Ajax
13 62 (13.16%) JSON
14 57 (12.10%) Kafka
15 52 (11.04%) ASP.NET
16 39 (8.28%) SignalR
17 37 (7.86%) RabbitMQ
17 37 (7.86%) Sass
18 34 (7.22%) Protocol Buffers
Miscellaneous
1 64 (13.59%) User Experience
2 61 (12.95%) Greenfield Project
3 56 (11.89%) Computer Science
4 32 (6.79%) Self-Motivation
5 27 (5.73%) Fintech
6 25 (5.31%) Data Structures
7 23 (4.88%) Algorithms
7 23 (4.88%) Client/Server
7 23 (4.88%) Virtual Team
8 21 (4.46%) Mobile App
9 20 (4.25%) Analytical Skills
10 19 (4.03%) Linux Command Line
11 16 (3.40%) Spread Betting
12 11 (2.34%) Hedge funds
13 10 (2.12%) Enterprise Software
14 8 (1.70%) Cyberthreat
15 7 (1.49%) Bitcoin
15 7 (1.49%) Fixed Income
15 7 (1.49%) Foreign Exchange (FX)
15 7 (1.49%) Private Cloud
Operating Systems
1 121 (25.69%) Linux
2 59 (12.53%) Unix
3 40 (8.49%) Windows
4 19 (4.03%) Windows 10
5 17 (3.61%) Android
6 14 (2.97%) Apple iOS
7 11 (2.34%) Ubuntu
8 10 (2.12%) CentOS
9 7 (1.49%) Fedora
9 7 (1.49%) Red Hat Enterprise Linux
10 5 (1.06%) Amazon Linux
11 1 (0.21%) Windows Server
Processes & Methodologies
1 223 (47.35%) Agile Software Development
2 116 (24.63%) Front End Development
3 111 (23.57%) Microservices
4 101 (21.44%) Software Engineering
5 82 (17.41%) Test Automation
6 73 (15.50%) Mathematics
7 68 (14.44%) Continuous Integration
8 67 (14.23%) Web Development
9 64 (13.59%) OO
10 61 (12.95%) Multithreading
10 61 (12.95%) TDD
11 52 (11.04%) OOP
12 50 (10.62%) Scrum
13 49 (10.40%) Event-Driven Architecture
14 47 (9.98%) Problem-Solving
15 43 (9.13%) High Availability
16 41 (8.70%) Continuous Improvement
17 40 (8.49%) Low Latency
18 39 (8.28%) Mentoring
19 37 (7.86%) DevOps
Programming Languages
1 319 (67.73%) JavaScript
2 136 (28.87%) C#
3 123 (26.11%) Java
4 119 (25.27%) SQL
5 73 (15.50%) Python
6 62 (13.16%) ES6
7 59 (12.53%) TypeScript
8 56 (11.89%) F#
9 46 (9.77%) PHP
10 41 (8.70%) C++
11 36 (7.64%) Go
12 33 (7.01%) PowerShell
13 21 (4.46%) C
14 18 (3.82%) Ruby
15 12 (2.55%) Java 8
16 11 (2.34%) ES7
16 11 (2.34%) Perl
16 11 (2.34%) Solidity
17 7 (1.49%) ES8
18 5 (1.06%) Bash Shell
Qualifications
1 69 (14.65%) Degree
2 4 (0.85%) Computer Science Degree
2 4 (0.85%) Security Cleared
3 2 (0.42%) A+ Certification
3 2 (0.42%) Master's Degree
3 2 (0.42%) SC Cleared
4 1 (0.21%) ISEB
4 1 (0.21%) PhD
4 1 (0.21%) PMI Certification
Quality Assurance & Compliance
1 35 (7.43%) QA
2 2 (0.42%) ISO/IEC 27001
2 2 (0.42%) WCAG
3 1 (0.21%) GCP
3 1 (0.21%) GDPR
3 1 (0.21%) ISO 14001
3 1 (0.21%) ISO 9001
3 1 (0.21%) PCI DSS
System Software
1 96 (20.38%) Docker
2 15 (3.18%) VMware Infrastructure
3 11 (2.34%) GridGain
4 3 (0.64%) Hyper-V
4 3 (0.64%) KVM
4 3 (0.64%) VMware ESXi
4 3 (0.64%) vSphere
Systems Management
1 24 (5.10%) Ansible
2 17 (3.61%) Puppet
3 14 (2.97%) Opscode Chef
4 9 (1.91%) Kubernetes
5 4 (0.85%) Terraform
6 3 (0.64%) Docker Swarm
7 1 (0.21%) Kibana
7 1 (0.21%) Packer
Vendors
1 28 (5.94%) Google
2 26 (5.52%) Microsoft
3 16 (3.40%) Red Hat
4 15 (3.18%) VMware
5 7 (1.49%) Oracle
6 6 (1.27%) Reuters
6 6 (1.27%) Sybase
7 5 (1.06%) F5
7 5 (1.06%) New Relic
7 5 (1.06%) Twitter
8 4 (0.85%) Cognizant
8 4 (0.85%) Xamarin
9 3 (0.64%) Capita
9 3 (0.64%) Facebook
9 3 (0.64%) IBM
9 3 (0.64%) Perforce
10 2 (0.42%) Cisco
10 2 (0.42%) Samsung
10 2 (0.42%) Sigfox
11 1 (0.21%) HP