Period
to 22 November 2018

The following table provides summary statistics for contract job vacancies advertised in the City of London with a requirement for Performance Tuning skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Performance Tuning over the 6 months to 22 November 2018 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.

Performance Tuning
Central London > City of London
6 months to
22 Nov 2018
Same period 2017 Same period 2016
Rank 212 193 129
Rank change year-on-year -19 -64 +1
Contract jobs citing Performance Tuning 46 68 118
As % of all contract IT jobs advertised in the City of London 0.65% 0.95% 1.76%
As % of the Processes & Methodologies category 0.75% 1.06% 1.99%
Number of daily rates quoted 39 47 89
City of London median daily rate £450 £525 £450
Median daily rate % change year-on-year -14.29% +16.67% -
10th Percentile £375 £420 £361
90th Percentile £545 £638 £603
Central London median daily rate £450 £500 £450
% change year-on-year -10.00% +11.11% -
Number of hourly rates quoted 1 1 0
City of London median hourly rate £23.13 £41.00 -
Median hourly rate % change year-on-year -43.59% - -
Central London median hourly rate £23.13 £41.00 -
% change year-on-year -43.59% - -

Performance Tuning is in the Processes and Methodologies 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 process or methodology skills.

All Process and Methodology Skills
City of London
Contract vacancies with a requirement for process or methodology skills 6,158 6,388 5,915
As % of all contract IT jobs advertised in the City of London 87.06% 89.21% 88.32%
Number of daily rates quoted 4,905 5,071 4,713
City of London median daily rate £510 £510 £475
Median daily rate % change year-on-year - +7.37% +2.70%
10th Percentile £325 £325 £313
90th Percentile £675 £688 £669
Central London median daily rate £505 £500 £475
% change year-on-year +1.00% +5.26% +5.56%
Number of hourly rates quoted 91 59 54
City of London median hourly rate £19.00 £20.00 £20.00
Median hourly rate % change year-on-year -5.00% - -1.23%
10th Percentile £13.31 £13.34 £13.58
90th Percentile £33.00 £30.90 £53.54
Central London median hourly rate £19.00 £20.00 £19.00
% change year-on-year -5.00% +5.26% -5.00%

Performance Tuning
Job Vacancy Trend in the City of London

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

Job vacancy trend for Performance Tuning in the City of London

Performance Tuning
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 Performance Tuning in the City of London.

Contractor daily rate trend for Performance Tuning in the City of London

Performance Tuning
Contractor Daily Rate Histogram in the City of London

The daily rate distribution of IT jobs citing Performance Tuning in the City of London over the 6 months to 22 November 2018.

Contractor daily rate histogram for Performance Tuning in the City of London

Performance Tuning
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 Performance Tuning in the City of London.

Contractor hourly rate trend for Performance Tuning in the City of London

For the 6 months to 22 November 2018, IT contractor jobs citing Performance Tuning also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all contract job ads across the City of London region with a requirement for Performance Tuning.

1 24 (52.17%) SQL Server
2 22 (47.83%) SQL
3 20 (43.48%) Finance
4 19 (41.30%) SQL Server Integration Services
5 18 (39.13%) Agile Software Development
6 16 (34.78%) Business Intelligence
7 15 (32.61%) Data Warehouse
7 15 (32.61%) Microsoft Azure
8 14 (30.43%) Microsoft
9 13 (28.26%) ETL
10 11 (23.91%) Analytics
11 10 (21.74%) Oracle
12 9 (19.57%) PL/SQL
12 9 (19.57%) T-SQL
12 9 (19.57%) Kimball Methodology
12 9 (19.57%) System Testing
13 8 (17.39%) High Availability
13 8 (17.39%) Disaster Recovery
13 8 (17.39%) Scrum
13 8 (17.39%) SQL Server Reporting Services
13 8 (17.39%) Analytical Skills
14 7 (15.22%) Decision-Making
14 7 (15.22%) Regression Testing
14 7 (15.22%) C#
14 7 (15.22%) Java
14 7 (15.22%) Unix
14 7 (15.22%) Star Schema
14 7 (15.22%) Big Data
14 7 (15.22%) Inmon Methodology
14 7 (15.22%) Relational Database

Performance Tuning
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 3 (6.52%) Apache Spark
2 2 (4.35%) Apache Solr
2 2 (4.35%) SharePoint
3 1 (2.17%) Apache
3 1 (2.17%) Elasticsearch
3 1 (2.17%) MS Exchange
3 1 (2.17%) nginx
3 1 (2.17%) WebLogic
Applications
1 2 (4.35%) Microsoft Excel
1 2 (4.35%) MS Visio
2 1 (2.17%) Microsoft PowerPoint
Business Applications
1 1 (2.17%) Oracle Retail
Cloud Services
1 15 (32.61%) Microsoft Azure
2 5 (10.87%) Amazon AWS
3 2 (4.35%) Azure Active Directory
3 2 (4.35%) Azure Data Factory
4 1 (2.17%) Google Cloud Platform
4 1 (2.17%) IaaS
4 1 (2.17%) Office 365
4 1 (2.17%) PaaS
Communications & Networking
1 2 (4.35%) BGP
1 2 (4.35%) DNS
1 2 (4.35%) Firewall
1 2 (4.35%) Network Security
1 2 (4.35%) NGN
1 2 (4.35%) OSPF
2 1 (2.17%) Internet
2 1 (2.17%) SAN
2 1 (2.17%) TCP/IP
2 1 (2.17%) Unified Communications
Database & Business Intelligence
1 24 (52.17%) SQL Server
2 19 (41.30%) SQL Server Integration Services
3 15 (32.61%) Data Warehouse
4 8 (17.39%) SQL Server Reporting Services
5 7 (15.22%) Big Data
5 7 (15.22%) Oracle BI EE
5 7 (15.22%) Relational Database
5 7 (15.22%) SQL Server 2008
5 7 (15.22%) Star Schema
6 6 (13.04%) MongoDB
6 6 (13.04%) Oracle Database
6 6 (13.04%) Oracle Database 11g
6 6 (13.04%) Oracle ODI
7 5 (10.87%) NoSQL
8 4 (8.70%) Hadoop
8 4 (8.70%) Oracle OWB
8 4 (8.70%) Power BI
9 3 (6.52%) Apache Cassandra
9 3 (6.52%) SQL Server 2014
9 3 (6.52%) SQL Server 2016
Development Applications
1 3 (6.52%) Jenkins
1 3 (6.52%) Visual Studio
2 2 (4.35%) Gatling
2 2 (4.35%) JIRA
2 2 (4.35%) JMeter
2 2 (4.35%) LoadRunner
2 2 (4.35%) NeoLoad
2 2 (4.35%) Visual Studio Team System
3 1 (2.17%) CircleCI
3 1 (2.17%) Git (software)
3 1 (2.17%) JDeveloper
3 1 (2.17%) JUnit
3 1 (2.17%) Moq
3 1 (2.17%) MSTest
3 1 (2.17%) NUnit
3 1 (2.17%) Rhino Mocks
3 1 (2.17%) RSpec
3 1 (2.17%) SpecFlow
3 1 (2.17%) Team Foundation Server
General
1 20 (43.48%) Finance
2 2 (4.35%) Banking
2 2 (4.35%) Front Office
2 2 (4.35%) Retail
3 1 (2.17%) Games
Job Titles
1 23 (50.00%) Developer
2 10 (21.74%) DBA
3 7 (15.22%) Oracle Developer
3 7 (15.22%) SQL DBA
4 6 (13.04%) Administrator
5 4 (8.70%) Consultant
6 3 (6.52%) .NET Developer
6 3 (6.52%) Business Intelligence Developer
6 3 (6.52%) C# Developer
6 3 (6.52%) Java Developer
6 3 (6.52%) Senior Developer
7 2 (4.35%) Azure Consultant
7 2 (4.35%) C# .NET Developer
7 2 (4.35%) Data Consultant
7 2 (4.35%) Hadoop Administrator
7 2 (4.35%) Network Engineer
7 2 (4.35%) SQL Developer
7 2 (4.35%) SQL Server Consultant
7 2 (4.35%) SQL Server DBA
7 2 (4.35%) SSIS Developer
Libraries, Frameworks & Software Standards
1 5 (10.87%) WPF
2 4 (8.70%) .NET
2 4 (8.70%) REST
2 4 (8.70%) RESTful
3 3 (6.52%) .NET Framework
3 3 (6.52%) ASP.NET
3 3 (6.52%) HTML
3 3 (6.52%) HTML5
3 3 (6.52%) SOAP
3 3 (6.52%) XML
4 2 (4.35%) Grails
4 2 (4.35%) LINQ
4 2 (4.35%) WCF
4 2 (4.35%) Web Services
5 1 (2.17%) Cocoa
5 1 (2.17%) CSS
5 1 (2.17%) J2EE
5 1 (2.17%) JSF
5 1 (2.17%) Oracle ADF
5 1 (2.17%) Ruby on Rails
Miscellaneous
1 8 (17.39%) Analytical Skills
2 5 (10.87%) Data Centre
3 4 (8.70%) Management Information System
3 4 (8.70%) Replication
4 3 (6.52%) Computer Science
4 3 (6.52%) Data Structures
4 3 (6.52%) Equities
4 3 (6.52%) Fixed Income
4 3 (6.52%) Private Cloud
5 2 (4.35%) Linux Command Line
6 1 (2.17%) Algorithms
6 1 (2.17%) Animation
6 1 (2.17%) Clustering
6 1 (2.17%) Derivative
6 1 (2.17%) Enterprise Software
6 1 (2.17%) Fat Client
6 1 (2.17%) Foreign Exchange (FX)
6 1 (2.17%) Grid Computing
6 1 (2.17%) Public Cloud
6 1 (2.17%) Reinsurance
Operating Systems
1 7 (15.22%) Unix
2 5 (10.87%) Linux
3 3 (6.52%) Red Hat Enterprise Linux
3 3 (6.52%) Windows
4 2 (4.35%) Windows Server
5 1 (2.17%) Apple iOS
5 1 (2.17%) Oracle Linux
5 1 (2.17%) Solaris
5 1 (2.17%) Windows 10
Processes & Methodologies
1 18 (39.13%) Agile Software Development
2 16 (34.78%) Business Intelligence
3 13 (28.26%) ETL
4 11 (23.91%) Analytics
5 9 (19.57%) Kimball Methodology
5 9 (19.57%) System Testing
6 8 (17.39%) Disaster Recovery
6 8 (17.39%) High Availability
6 8 (17.39%) Scrum
7 7 (15.22%) Decision-Making
7 7 (15.22%) Inmon Methodology
7 7 (15.22%) Regression Testing
8 6 (13.04%) Migration
8 6 (13.04%) Open Source
9 5 (10.87%) Continuous Delivery
9 5 (10.87%) ITIL
9 5 (10.87%) Test Automation
10 4 (8.70%) Microservices
10 4 (8.70%) Risk Assessment
11 3 (6.52%) TDD
Programming Languages
1 22 (47.83%) SQL
2 9 (19.57%) PL/SQL
2 9 (19.57%) T-SQL
3 7 (15.22%) C#
3 7 (15.22%) Java
4 6 (13.04%) Python
5 4 (8.70%) PowerShell
6 3 (6.52%) Perl
6 3 (6.52%) Ruby
7 2 (4.35%) Groovy
7 2 (4.35%) Scala
7 2 (4.35%) U-SQL
8 1 (2.17%) Apple Swift
8 1 (2.17%) Bash Shell
8 1 (2.17%) Java 8
8 1 (2.17%) Objective-C
Qualifications
1 2 (4.35%) Check Point Certification
1 2 (4.35%) CISSP
1 2 (4.35%) ITIL Foundation Certificate
2 1 (2.17%) Degree
2 1 (2.17%) MCP
2 1 (2.17%) MCSE
2 1 (2.17%) MCTS
2 1 (2.17%) Microsoft Certification
2 1 (2.17%) Security Cleared
Quality Assurance & Compliance
1 2 (4.35%) Data Quality
2 1 (2.17%) Solvency II
System Software
1 6 (13.04%) Oracle RAC
2 3 (6.52%) Docker
2 3 (6.52%) VMware Infrastructure
3 2 (4.35%) Active Directory
3 2 (4.35%) HDFS
4 1 (2.17%) Hyper-V
4 1 (2.17%) Virtual Machines
4 1 (2.17%) VMware ESXi
4 1 (2.17%) VMware Server
4 1 (2.17%) vSphere
Systems Management
1 3 (6.52%) Kubernetes
2 2 (4.35%) Failover Clustering
2 2 (4.35%) Microsoft Clustering
2 2 (4.35%) Prometheus
2 2 (4.35%) SCCM
3 1 (2.17%) Cisco CUCM
3 1 (2.17%) SCOM
3 1 (2.17%) SCOrch
3 1 (2.17%) Terraform
3 1 (2.17%) WSUS
Vendors
1 14 (30.43%) Microsoft
2 10 (21.74%) Oracle
3 3 (6.52%) Red Hat
3 3 (6.52%) VMware
4 2 (4.35%) AppDynamics
4 2 (4.35%) CheckPoint
4 2 (4.35%) FireEye
4 2 (4.35%) Google
4 2 (4.35%) McAfee
4 2 (4.35%) Palo Alto
4 2 (4.35%) SOASTA, Inc
4 2 (4.35%) Sybase
5 1 (2.17%) Birst
5 1 (2.17%) Cloudera
5 1 (2.17%) Greenplum
5 1 (2.17%) IDERA
5 1 (2.17%) SnapLogic
5 1 (2.17%) SolarWinds
5 1 (2.17%) Tableau
5 1 (2.17%) Workday