Period
to 20 November 2017

The following table provides summary statistics for contract job vacancies advertised in the City of London with a requirement for Web Services skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Web Services over the 6 months to 20 November 2017 with a comparison to the same period in the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

Web Services
Central London > City of London
6 months to
20 Nov 2017
Same period 2016 Same period 2015
Rank 34 33 46
Rank change year-on-year -1 +13 -3
Contract jobs citing Web Services 385 405 365
As % of all contract IT jobs advertised in the City of London 5.43% 6.14% 3.99%
As % of the Libraries, Frameworks & Software Standards category 14.29% 17.11% 12.84%
Number of daily rates quoted 321 351 294
City of London median daily rate £500 £500 £450
Median daily rate % change year-on-year - +11.11% -
10th Percentile £413 £355 £339
90th Percentile £638 £588 £588
Central London median daily rate £500 £475 £450
% change year-on-year +5.26% +5.56% +5.88%
Number of hourly rates quoted 0 0 0
City of London median hourly rate - - -
Central London median hourly rate - - -

Web Services is in the Software Libraries and Frameworks category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in the City of London with a requirement for technical specification, industry standards, software libraries and framework skills.

All Software Libraries and Frameworks
City of London
Contract vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 2694 2367 2843
As % of all contract IT jobs advertised in the City of London 38.01% 35.89% 31.10%
Number of daily rates quoted 2259 2006 2349
City of London median daily rate £513 £475 £475
Median daily rate % change year-on-year +7.89% - +5.56%
10th Percentile £363 £325 £313
90th Percentile £675 £638 £638
Central London median daily rate £500 £475 £463
% change year-on-year +5.26% +2.70% +8.82%
Number of hourly rates quoted 10 4 14
City of London median hourly rate £22.99 £35.00 £38.75
Median hourly rate % change year-on-year -34.31% -9.68% +29.17%
10th Percentile £20.28 £19.00 £12.40
90th Percentile £33.75 £56.31 £66.25
Central London median hourly rate £21.50 £35.00 £38.75
% change year-on-year -38.57% -9.68% +29.17%

Web Services
Job Vacancy Trend in the City of London

Job postings citing Web Services as a percentage of all IT jobs advertised in the City of London.

Job vacancy trend for Web Services in the City of London

Web Services
Contractor Daily Rate Trend in the City of London

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Web Services in the City of London.

Contractor daily rate trend for Web Services in the City of London

Web Services
Contractor Daily Rate Histogram in the City of London

The daily rate distribution of IT jobs citing Web Services in the City of London over the 6 months to 20 November 2017.

Contractor daily rate histogram for Web Services in the City of London

Web Services
Contractor Hourly Rate Trend in the City of London

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing Web Services in the City of London.

Contractor hourly rate trend for Web Services in the City of London

For the 6 months to 20 November 2017, IT contractor jobs citing Web Services also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the City of London region with a requirement for Web Services.

1 235 (61.04%) Agile Software Development
2 205 (53.25%) Java
3 139 (36.10%) JavaScript
4 136 (35.32%) TDD
5 128 (33.25%) Amazon AWS
6 111 (28.83%) REST
7 108 (28.05%) RESTful
8 99 (25.71%) Finance
9 97 (25.19%) HTML
10 94 (24.42%) SQL
11 91 (23.64%) MVC
12 88 (22.86%) Scrum
12 88 (22.86%) AngularJS
13 87 (22.60%) SOAP
13 87 (22.60%) XML
14 86 (22.34%) BDD
15 83 (21.56%) .NET
16 82 (21.30%) CSS
17 81 (21.04%) C#
18 79 (20.52%) Git (software)
19 78 (20.26%) Continuous Integration
20 73 (18.96%) JSON
21 71 (18.44%) Spring
21 71 (18.44%) DevOps
22 68 (17.66%) Jenkins
22 68 (17.66%) Banking
23 67 (17.40%) Test Automation
24 66 (17.14%) SOA
25 62 (16.10%) React
26 61 (15.84%) HTML5

Web Services
Co-occurring IT Skills in the City of London 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 18 (4.68%) Tomcat
2 15 (3.90%) Apache
3 14 (3.64%) WebSphere
4 12 (3.12%) Confluence
4 12 (3.12%) Elasticsearch
5 9 (2.34%) JBoss
6 5 (1.30%) Apache Spark
7 4 (1.04%) Apache Solr
7 4 (1.04%) nginx
8 3 (0.78%) CMS
8 3 (0.78%) SharePoint
9 2 (0.52%) Cloud Foundry
9 2 (0.52%) Drupal
9 2 (0.52%) GemFire
9 2 (0.52%) IIS
9 2 (0.52%) Jetty
9 2 (0.52%) MQSeries
9 2 (0.52%) WebLogic
10 1 (0.26%) Oracle SOA Suite
10 1 (0.26%) WildFly
Applications
1 8 (2.08%) Microsoft Excel
2 6 (1.56%) MS Visio
3 5 (1.30%) Adobe Creative Suite
3 5 (1.30%) OmniGraffle
4 1 (0.26%) Microsoft Office
4 1 (0.26%) Microsoft PowerPoint
4 1 (0.26%) Microsoft Project
Business Applications
1 17 (4.42%) Dynamics CRM
2 3 (0.78%) Radian6
2 3 (0.78%) Social Studio
3 2 (0.52%) RMDS
4 1 (0.26%) BusinessWorks
4 1 (0.26%) HFM
Cloud Services
1 128 (33.25%) Amazon AWS
2 45 (11.69%) Microsoft Azure
3 17 (4.42%) SaaS
4 8 (2.08%) Serverless
5 7 (1.82%) AWS CloudFormation
5 7 (1.82%) Office 365
5 7 (1.82%) Salesforce Sales Cloud
6 6 (1.56%) Salesforce Service Cloud
7 5 (1.30%) Cloud Computing
7 5 (1.30%) Google Play
8 4 (1.04%) Amazon EC2
8 4 (1.04%) Amazon S3
8 4 (1.04%) GitHub
8 4 (1.04%) Heroku
8 4 (1.04%) IaaS
8 4 (1.04%) npm
8 4 (1.04%) Virtual Private Cloud
9 3 (0.78%) Amazon SQS
9 3 (0.78%) Bluemix
9 3 (0.78%) IBM Cloud
Communications & Networking
1 26 (6.75%) HTTP
2 12 (3.12%) DNS
3 11 (2.86%) Internet
4 7 (1.82%) FTP
4 7 (1.82%) TCP/IP
5 6 (1.56%) LDAP
6 5 (1.30%) SSL
6 5 (1.30%) VPLS
7 3 (0.78%) CTI
7 3 (0.78%) Firewall
7 3 (0.78%) MPLS
8 2 (0.52%) Ethernet
8 2 (0.52%) Kerberos
8 2 (0.52%) LAN
8 2 (0.52%) Network Security
8 2 (0.52%) Unified Communications
8 2 (0.52%) X.509
8 2 (0.52%) ZigBee
9 1 (0.26%) snoop
9 1 (0.26%) VLAN
Database & Business Intelligence
1 56 (14.55%) MongoDB
2 55 (14.29%) SQL Server
3 37 (9.61%) NoSQL
4 26 (6.75%) MySQL
5 25 (6.49%) Relational Database
6 24 (6.23%) Big Data
7 18 (4.68%) PostgreSQL
8 17 (4.42%) Apache Cassandra
9 10 (2.60%) Redis
10 8 (2.08%) CouchDB
10 8 (2.08%) RDBMS
11 7 (1.82%) Hadoop
12 6 (1.56%) Neo4j
13 5 (1.30%) Amazon DynamoDB
13 5 (1.30%) HBase
13 5 (1.30%) QlikView
13 5 (1.30%) SQL Server 2012
13 5 (1.30%) SQL Server Integration Services
14 4 (1.04%) SQL Server 2008
14 4 (1.04%) SQL Server Reporting Services
Development Applications
1 79 (20.52%) Git (software)
2 68 (17.66%) Jenkins
3 37 (9.61%) Maven
4 34 (8.83%) gulp
5 32 (8.31%) JIRA
6 31 (8.05%) Grunt
7 23 (5.97%) IntelliJ
7 23 (5.97%) TeamCity
8 19 (4.94%) Cucumber
8 19 (4.94%) Selenium
9 18 (4.68%) JUnit
10 17 (4.42%) Gradle
10 17 (4.42%) Subversion
11 16 (4.16%) Jasmine
12 15 (3.90%) webpack
13 13 (3.38%) Ant
13 13 (3.38%) Team Foundation Server
14 10 (2.60%) Visual Studio
15 8 (2.08%) Mockito
16 7 (1.82%) TestNG
General
1 99 (25.71%) Finance
2 68 (17.66%) Banking
3 19 (4.94%) Retail
4 17 (4.42%) Investment Banking
5 13 (3.38%) Financial Institution
6 11 (2.86%) Front Office
7 9 (2.34%) Legal
7 9 (2.34%) Marketing
8 8 (2.08%) Publishing
9 5 (1.30%) Telecoms
10 4 (1.04%) Retail Banking
10 4 (1.04%) Wholesale Banking
11 3 (0.78%) Advertising
11 3 (0.78%) Games
11 3 (0.78%) Retail Finance
12 2 (0.52%) Back Office
13 1 (0.26%) Dutch Language
13 1 (0.26%) Law
13 1 (0.26%) Prime Brokerage
Job Titles
1 254 (65.97%) Developer
2 95 (24.68%) Java Developer
3 31 (8.05%) Full Stack Developer
4 29 (7.53%) .NET Developer
5 22 (5.71%) Architect
6 21 (5.45%) Java Engineer
6 21 (5.45%) Senior Developer
7 20 (5.19%) Analyst
7 20 (5.19%) C# Developer
7 20 (5.19%) DevOps Engineer
7 20 (5.19%) Microsoft Developer
8 18 (4.68%) Angular Developer
9 17 (4.42%) Salesforce Developer
10 16 (4.16%) Agile Developer
10 16 (4.16%) JavaScript Developer
11 15 (3.90%) CRM Developer
12 14 (3.64%) Dynamics CRM Developer
13 13 (3.38%) JavaScript Engineer
13 13 (3.38%) Senior Java Engineer
13 13 (3.38%) Web Developer
Libraries, Frameworks & Software Standards
1 111 (28.83%) REST
2 108 (28.05%) RESTful
3 97 (25.19%) HTML
4 88 (22.86%) AngularJS
5 87 (22.60%) SOAP
5 87 (22.60%) XML
6 83 (21.56%) .NET
7 82 (21.30%) CSS
8 73 (18.96%) JSON
9 71 (18.44%) Spring
10 62 (16.10%) React
11 61 (15.84%) HTML5
12 40 (10.39%) Node.js
13 38 (9.87%) J2EE
14 34 (8.83%) ASP.NET Web API
15 33 (8.57%) Dropwizard
15 33 (8.57%) Hibernate
16 31 (8.05%) jQuery
17 30 (7.79%) Redux
18 29 (7.53%) ASP.NET
Miscellaneous
1 34 (8.83%) User Experience
2 30 (7.79%) Greenfield Project
3 29 (7.53%) Mobile App
4 28 (7.27%) Data Structures
5 24 (6.23%) Computer Science
6 20 (5.19%) Analytical Skills
7 15 (3.90%) Algorithms
8 12 (3.12%) Foreign Exchange (FX)
8 12 (3.12%) Virtual Team
9 11 (2.86%) Fintech
10 10 (2.60%) Hedge funds
10 10 (2.60%) N-Tier
11 9 (2.34%) Public Cloud
12 8 (2.08%) Reference Data
13 7 (1.82%) Enterprise Software
14 5 (1.30%) Linux Command Line
14 5 (1.30%) RIA
15 3 (0.78%) IVR
15 3 (0.78%) Mainframe
15 3 (0.78%) Social Media
Operating Systems
1 47 (12.21%) Linux
2 29 (7.53%) Unix
3 24 (6.23%) Windows
4 19 (4.94%) Apple iOS
5 16 (4.16%) Android
6 4 (1.04%) CoreOS
7 3 (0.78%) Windows Server
8 2 (0.52%) Debian
8 2 (0.52%) Ubuntu
8 2 (0.52%) Windows Server 2008
9 1 (0.26%) CentOS
9 1 (0.26%) Fedora
9 1 (0.26%) HPUX
9 1 (0.26%) Red Hat Enterprise Linux
9 1 (0.26%) Solaris
9 1 (0.26%) Windows Server 2012
Processes & Methodologies
1 235 (61.04%) Agile Software Development
2 136 (35.32%) TDD
3 91 (23.64%) MVC
4 88 (22.86%) Scrum
5 86 (22.34%) BDD
6 78 (20.26%) Continuous Integration
7 71 (18.44%) DevOps
8 67 (17.40%) Test Automation
9 66 (17.14%) SOA
10 58 (15.06%) Software Engineering
11 55 (14.29%) SDLC
12 50 (12.99%) Web Development
13 43 (11.17%) Open Source
14 42 (10.91%) Microservices
15 41 (10.65%) Front End Development
16 39 (10.13%) Pair Programming
17 38 (9.87%) Domain-Driven Design
18 37 (9.61%) OO
19 32 (8.31%) Kanban
20 31 (8.05%) SOLID
Programming Languages
1 205 (53.25%) Java
2 139 (36.10%) JavaScript
3 94 (24.42%) SQL
4 81 (21.04%) C#
5 43 (11.17%) Python
6 34 (8.83%) Groovy
7 19 (4.94%) Ruby
8 18 (4.68%) Bash Shell
9 17 (4.42%) Scala
10 15 (3.90%) Shell Script
11 14 (3.64%) Apple Swift
11 14 (3.64%) ES6
12 13 (3.38%) Objective-C
13 11 (2.86%) XPath
14 10 (2.60%) T-SQL
14 10 (2.60%) VB
15 9 (2.34%) Apex Code
15 9 (2.34%) C++
15 9 (2.34%) GraphQL
16 8 (2.08%) TypeScript
Qualifications
1 26 (6.75%) Degree
2 14 (3.64%) Computer Science Degree
3 6 (1.56%) Citrix Certification
4 4 (1.04%) Security Cleared
5 3 (0.78%) AWS Certification
5 3 (0.78%) Microsoft Certification
5 3 (0.78%) SC Cleared
5 3 (0.78%) Siebel Certification
6 2 (0.52%) Master's Degree
6 2 (0.52%) MCP
7 1 (0.26%) CFA
7 1 (0.26%) CHECK Team Member
7 1 (0.26%) MCITP
7 1 (0.26%) MCPD
7 1 (0.26%) MCSA
7 1 (0.26%) MCSE
Quality Assurance & Compliance
1 39 (10.13%) QA
2 6 (1.56%) MiFID
3 2 (0.52%) Data Quality
3 2 (0.52%) Solvency II
4 1 (0.26%) ISO 20022
4 1 (0.26%) ISO 8583
4 1 (0.26%) ISO/IEC 27001
System Software
1 34 (8.83%) Docker
2 5 (1.30%) Apache ZooKeeper
3 3 (0.78%) etcd
3 3 (0.78%) Varnish
4 2 (0.52%) Active Directory
4 2 (0.52%) Firmware
4 2 (0.52%) VirtualBox
5 1 (0.26%) GridGain
5 1 (0.26%) Shibboleth
5 1 (0.26%) Virtual Machines
5 1 (0.26%) VMware Infrastructure
5 1 (0.26%) vSphere
Systems Management
1 25 (6.49%) Ansible
2 17 (4.42%) Puppet
3 15 (3.90%) Opscode Chef
4 13 (3.38%) Terraform
5 5 (1.30%) Docker Swarm
6 4 (1.04%) Kibana
6 4 (1.04%) Kubernetes
6 4 (1.04%) Nagios
7 3 (0.78%) Consul
7 3 (0.78%) Grafana
7 3 (0.78%) logstash
8 2 (0.52%) HAProxy
8 2 (0.52%) HP SiteScope
8 2 (0.52%) Packer
9 1 (0.26%) CA Service Virtualization
9 1 (0.26%) Graphite
9 1 (0.26%) Piwik
9 1 (0.26%) Rancher
9 1 (0.26%) Sysdig
9 1 (0.26%) Thomson Reuters DACS
Vendors
1 51 (13.25%) Microsoft
2 24 (6.23%) New Relic
2 24 (6.23%) Salesforce.com
3 23 (5.97%) Oracle
4 15 (3.90%) IBM
5 11 (2.86%) Apigee
6 8 (2.08%) ServiceNow
7 7 (1.82%) Google
7 7 (1.82%) Red Hat
7 7 (1.82%) VMware
8 6 (1.56%) Citrix
8 6 (1.56%) Informatica
8 6 (1.56%) TIBCO
9 5 (1.30%) Adobe
9 5 (1.30%) Apple
9 5 (1.30%) Pardot
10 4 (1.04%) Alteryx
10 4 (1.04%) Salesforce Marketing Cloud
11 3 (0.78%) Conga
11 3 (0.78%) TSYS