The following table provides summary statistics for contract job vacancies advertised in the City of London with a requirement for Load Balancing skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Load Balancing over the 3 months to 22 June 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.

Load Balancing
London / City of London
3 months to
22 Jun 2017
Same period 2016 Same period 2015
Rank 137 149 187
Rank change year-on-year +12 +38  
Contract jobs citing Load Balancing 28 20 25
As % of all contract IT jobs advertised in the City of London 0.85% 0.59% 0.43%
As % of the Processes & Methodologies category 0.96% 0.68% 0.53%
Number of daily rates quoted 21 10 23
Median daily rate £585 £450 £383
Median daily rate % change year-on-year +29.88% +17.64%  
90% offered a daily rate of more than £475 £375 £250
10% offered a daily rate of more than £600 £605 £550
UK excluding London median daily rate £400 £375 £350
% change year-on-year +6.66% +7.14%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £65.00 £39.00 £40.00
% change year-on-year +66.66% -2.50%  

Load Balancing is in the process and methodology skills category. The next 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 process and methodology skills.

Contract Process & Methodology Skills
City of London
Contract job vacancies with a requirement for process and methodology skills 2903 2921 4710
As % of all contract IT job vacancies advertised in the City of London 88.08% 85.81% 81.04%
Number of daily rates quoted 2223 2386 3712
Median daily rate £500 £475 £475
Median daily rate % change year-on-year +5.26% -  
90% offered a daily rate of more than £350 £335 £325
10% offered a daily rate of more than £650 £625 £625
UK excluding London median daily rate £415 £400 £385
% change year-on-year +3.75% +3.89%  
Number of hourly rates quoted 25 26 56
Median hourly rate £20.00 £19.00 £24.50
Median hourly rate % change year-on-year +5.26% -22.44%  
90% offered a hourly rate of more than £14.75 £12.50 £15.00
10% offered a hourly rate of more than £41.00 £44.00 £55.50
UK excluding London median hourly rate £33.50 £28.50 £30.00
% change year-on-year +17.54% -5.00%  

Load Balancing
Job Vacancy Trend in the City of London

The job posting trend of jobs advertised in the City of London citing Load Balancing as a proportion of all contract or permanent IT jobs with a match in the Processes & Methodologies category.

Job vacancy trend for Load Balancing in the City of London

Load Balancing
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 Load Balancing in the City of London.

Contractor daily rate trend for Load Balancing in the City of London

Load Balancing
Contractor Daily Rate Histogram in the City of London

The daily rate distribution of IT jobs citing Load Balancing in the City of London over the 3 months to 22 June 2017.

Contractor daily rate histogram for Load Balancing in the City of London

Load Balancing
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 Load Balancing in the City of London.

Contractor hourly rate trend for Load Balancing in the City of London

For the 6 months to 22 June 2017, IT contractor jobs citing Load Balancing 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 Load Balancing.

1 25 (64.10%) Linux
2 21 (53.85%) Amazon AWS
2 21 (53.85%) DevOps
3 20 (51.28%) Java
4 19 (48.72%) Ansible
4 19 (48.72%) Continuous Integration
5 17 (43.59%) Continuous Delivery
6 16 (41.03%) Opscode Chef
7 13 (33.33%) E-Commerce
8 11 (28.21%) Python
8 11 (28.21%) Jenkins
8 11 (28.21%) Greenfield Project
9 10 (25.64%) Git (software)
9 10 (25.64%) Firewall
10 9 (23.08%) Ruby
10 9 (23.08%) WAN
10 9 (23.08%) DNS
11 8 (20.51%) LAN
11 8 (20.51%) Agile Software Development
12 7 (17.95%) Finance
12 7 (17.95%) Configuration Management
12 7 (17.95%) TCP/IP
12 7 (17.95%) Microsoft
12 7 (17.95%) .NET
12 7 (17.95%) IIS
12 7 (17.95%) nginx
13 6 (15.38%) Microsoft Azure
13 6 (15.38%) Puppet
13 6 (15.38%) Data Centre
13 6 (15.38%) High Availability

Load Balancing
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 7 (17.95%) IIS
1 7 (17.95%) nginx
2 5 (12.82%) Tomcat
3 2 (5.13%) Apache
3 2 (5.13%) OpenStack
4 1 (2.56%) BizTalk Server
4 1 (2.56%) Confluence
4 1 (2.56%) Elasticsearch
4 1 (2.56%) Exchange Server 2007
4 1 (2.56%) Exchange Server 2010
4 1 (2.56%) Exchange Server 2013
4 1 (2.56%) JBoss
4 1 (2.56%) MS Exchange
4 1 (2.56%) Oracle SOA Suite
4 1 (2.56%) WebLogic
Business Applications
1 1 (2.56%) Oracle EBS
1 1 (2.56%) Oracle Retail
Cloud Services
1 21 (53.85%) Amazon AWS
2 6 (15.38%) Microsoft Azure
3 4 (10.26%) Akamai
4 2 (5.13%) IaaS
4 2 (5.13%) PaaS
5 1 (2.56%) Amazon EC2
5 1 (2.56%) Amazon S3
5 1 (2.56%) Azure Active Directory
5 1 (2.56%) Cloud Computing
5 1 (2.56%) Office 365
5 1 (2.56%) Slack
Communications & Networking
1 10 (25.64%) Firewall
2 9 (23.08%) DNS
2 9 (23.08%) WAN
3 8 (20.51%) LAN
4 7 (17.95%) TCP/IP
5 5 (12.82%) HTTP
5 5 (12.82%) SSL
6 4 (10.26%) Cisco Nexus
6 4 (10.26%) Internet
6 4 (10.26%) IPsec
6 4 (10.26%) Network Security
6 4 (10.26%) Wi-Fi
7 3 (7.69%) Cisco ASA
7 3 (7.69%) HSRP
7 3 (7.69%) MPLS
7 3 (7.69%) SAN
7 3 (7.69%) Wireless
8 2 (5.13%) DHCP
8 2 (5.13%) Ethernet
8 2 (5.13%) PSTN
Database & Business Intelligence
1 4 (10.26%) MySQL
1 4 (10.26%) SQL Server
2 2 (5.13%) Apache Cassandra
2 2 (5.13%) Azure SQL Database
2 2 (5.13%) MongoDB
2 2 (5.13%) Oracle Database
2 2 (5.13%) Oracle Database 11g
2 2 (5.13%) Oracle Database 12c
2 2 (5.13%) Oracle Exadata
2 2 (5.13%) PostgreSQL
3 1 (2.56%) Amazon RDS
3 1 (2.56%) Hadoop
3 1 (2.56%) NoSQL
3 1 (2.56%) Oracle ODI
Development Applications
1 11 (28.21%) Jenkins
2 10 (25.64%) Git (software)
3 2 (5.13%) Artifactory
3 2 (5.13%) Sonatype Nexus
3 2 (5.13%) Team Foundation Server
4 1 (2.56%) JIRA
4 1 (2.56%) SonarQube
4 1 (2.56%) Subversion
4 1 (2.56%) TeamCity
General
1 7 (17.95%) Finance
2 1 (2.56%) French Language
2 1 (2.56%) Retail
Job Titles
1 20 (51.28%) DevOps Engineer
2 13 (33.33%) AWS Engineer
3 11 (28.21%) Automation Engineer
3 11 (28.21%) AWS DevOps
3 11 (28.21%) AWS DevOps Engineer
3 11 (28.21%) Developer
4 10 (25.64%) Automation Developer
4 10 (25.64%) AWS Developer
4 10 (25.64%) DevOps Developer
4 10 (25.64%) Java Developer
4 10 (25.64%) Java Engineer
5 3 (7.69%) Cisco Engineer
5 3 (7.69%) Cisco Network Engineer
5 3 (7.69%) Consultant
5 3 (7.69%) Network Engineer
6 2 (5.13%) Architect
6 2 (5.13%) Data Centre Engineer
6 2 (5.13%) Database Designer
6 2 (5.13%) Designer
6 2 (5.13%) Project Manager
Libraries, Frameworks & Software Standards
1 7 (17.95%) .NET
2 5 (12.82%) SOAP
2 5 (12.82%) XML
3 4 (10.26%) LAMP
3 4 (10.26%) REST
3 4 (10.26%) XSL
4 2 (5.13%) 802.1X
4 2 (5.13%) Elastic Stack
4 2 (5.13%) LAPP Stack
4 2 (5.13%) LEMP Stack
4 2 (5.13%) Middleware
4 2 (5.13%) Node.js
4 2 (5.13%) Oracle GoldenGate
4 2 (5.13%) RabbitMQ
4 2 (5.13%) Sensu
4 2 (5.13%) Web Services
5 1 (2.56%) ASP.NET
5 1 (2.56%) CSS
5 1 (2.56%) HTML
5 1 (2.56%) XSD
Miscellaneous
1 11 (28.21%) Greenfield Project
2 6 (15.38%) Data Centre
3 5 (12.82%) Analytical Skills
4 3 (7.69%) Clustering
5 1 (2.56%) Fintech
5 1 (2.56%) Minimum Viable Product
5 1 (2.56%) PKI
5 1 (2.56%) Video Conferencing
5 1 (2.56%) YubiKey
Operating Systems
1 25 (64.10%) Linux
2 5 (12.82%) Red Hat Enterprise Linux
2 5 (12.82%) Windows
3 3 (7.69%) Unix
4 2 (5.13%) CentOS
5 1 (2.56%) Windows Server
Processes & Methodologies
1 21 (53.85%) DevOps
2 19 (48.72%) Continuous Integration
3 17 (43.59%) Continuous Delivery
4 13 (33.33%) E-Commerce
5 8 (20.51%) Agile Software Development
6 7 (17.95%) Configuration Management
7 6 (15.38%) High Availability
7 6 (15.38%) Task Automation
8 5 (12.82%) Performance Monitoring
9 4 (10.26%) Build Automation
9 4 (10.26%) Microservices
9 4 (10.26%) Performance Tuning
10 3 (7.69%) Open Source
11 2 (5.13%) Capacity Planning
11 2 (5.13%) Change Management
11 2 (5.13%) Database Security
11 2 (5.13%) Disaster Recovery
11 2 (5.13%) Server Building
11 2 (5.13%) Stakeholder Management
11 2 (5.13%) WAN Optimisation
Programming Languages
1 20 (51.28%) Java
2 11 (28.21%) Python
3 9 (23.08%) Ruby
4 6 (15.38%) Perl
5 5 (12.82%) Bash Shell
5 5 (12.82%) PowerShell
5 5 (12.82%) SQL
6 2 (5.13%) JavaScript
6 2 (5.13%) PL/SQL
6 2 (5.13%) Scala
7 1 (2.56%) Groovy
7 1 (2.56%) Shell Script
7 1 (2.56%) Tcl
7 1 (2.56%) T-SQL
Qualifications
1 2 (5.13%) CCNP
1 2 (5.13%) Cisco Certification
1 2 (5.13%) SC Cleared
1 2 (5.13%) Security Cleared
2 1 (2.56%) CCDA
2 1 (2.56%) CCIE
2 1 (2.56%) CCIE Routing and Switching
2 1 (2.56%) JNCIA
2 1 (2.56%) JNCIS
Quality Assurance & Compliance
1 2 (5.13%) PCI DSS
2 1 (2.56%) QA
System Software
1 4 (10.26%) Docker
2 3 (7.69%) VMware Infrastructure
3 2 (5.13%) Active Directory
3 2 (5.13%) Oracle RAC
4 1 (2.56%) LXC
4 1 (2.56%) Virtual Machines
4 1 (2.56%) vSphere
Systems Management
1 19 (48.72%) Ansible
2 16 (41.03%) Opscode Chef
3 6 (15.38%) Puppet
4 4 (10.26%) Kubernetes
5 3 (7.69%) Grafana
5 3 (7.69%) Kibana
5 3 (7.69%) logstash
6 2 (5.13%) Cobbler
6 2 (5.13%) Data Guard
6 2 (5.13%) Enterprise Manager Cloud Control
6 2 (5.13%) HAProxy
6 2 (5.13%) Oracle RMAN
6 2 (5.13%) Red Hat Spacewalk
6 2 (5.13%) Rundeck
7 1 (2.56%) Graphite
7 1 (2.56%) Microsoft Clustering
7 1 (2.56%) Nagios
7 1 (2.56%) Rancher
7 1 (2.56%) Riemann
7 1 (2.56%) Terraform
Vendors
1 7 (17.95%) Microsoft
2 6 (15.38%) Cisco
3 5 (12.82%) F5
4 4 (10.26%) Palo Alto
4 4 (10.26%) Perforce
4 4 (10.26%) Splunk
4 4 (10.26%) VMware
5 3 (7.69%) Oracle
6 2 (5.13%) Citrix
6 2 (5.13%) EMC
6 2 (5.13%) Fortinet
6 2 (5.13%) Riverbed
6 2 (5.13%) WorldPay
7 1 (2.56%) Aerohive Networks
7 1 (2.56%) Apigee
7 1 (2.56%) Capita
7 1 (2.56%) CheckPoint
7 1 (2.56%) Dynatrace
7 1 (2.56%) HP
7 1 (2.56%) Juniper