Period
to 17 July 2019

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 17 July 2019 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
17 Jul 2019
Same period 2018 Same period 2017
Rank 171 172 173
Rank change year-on-year +1 +1 -45
Contract jobs citing Performance Tuning 74 84 73
As % of all contract IT jobs advertised in the City of London 1.11% 1.18% 1.13%
As % of the Processes & Methodologies category 1.24% 1.35% 1.27%
Number of daily rates quoted 48 65 55
City of London median daily rate £570 £468 £525
Median daily rate % change year-on-year +21.79% -10.86% +16.67%
10th Percentile £413 £379 £313
90th Percentile £700 £575 £638
Central London median daily rate £560 £468 £500
% change year-on-year +19.66% -6.40% +11.11%
Number of hourly rates quoted 1 1 1
City of London median hourly rate £41.75 £55.00 £41.00
Median hourly rate % change year-on-year -24.10% +34.15% -
10th Percentile £40.87 £52.50 £39.00
90th Percentile £42.62 £57.50 £43.00
Central London median hourly rate £41.75 £55.00 £41.00
% change year-on-year -24.10% +34.15% -

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 5,965 6,243 5,729
As % of all contract IT jobs advertised in the City of London 89.62% 88.03% 88.68%
Number of daily rates quoted 4,643 4,939 4,437
City of London median daily rate £525 £513 £500
Median daily rate % change year-on-year +2.44% +2.50% +5.26%
10th Percentile £350 £335 £313
90th Percentile £675 £688 £675
Central London median daily rate £525 £500 £500
% change year-on-year +5.00% +0.10% +7.42%
Number of hourly rates quoted 72 105 55
City of London median hourly rate £21.25 £18.70 £20.00
Median hourly rate % change year-on-year +13.64% -6.50% +0.05%
10th Percentile £11.25 £12.85 £13.05
90th Percentile £56.23 £33.45 £29.77
Central London median hourly rate £21.34 £18.70 £17.85
% change year-on-year +14.12% +4.79% -10.78%

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 17 July 2019.

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 17 July 2019, 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 46 (62.16%) Finance
2 36 (48.65%) SQL
3 23 (31.08%) Agile Software Development
3 23 (31.08%) Java
3 23 (31.08%) SQL Server
4 21 (28.38%) Python
5 19 (25.68%) Business Intelligence
6 17 (22.97%) DevOps
7 15 (20.27%) Data Modelling
7 15 (20.27%) Computer Science
8 14 (18.92%) Amazon AWS
9 13 (17.57%) SQL Server Integration Services
10 12 (16.22%) Unix
10 12 (16.22%) Data Warehouse
10 12 (16.22%) HBase
10 12 (16.22%) HDFS
10 12 (16.22%) Analytical Skills
10 12 (16.22%) Apache Spark
11 11 (14.86%) Hadoop
11 11 (14.86%) Unit Testing
11 11 (14.86%) Oracle
11 11 (14.86%) T-SQL
12 10 (13.51%) Shell Script
12 10 (13.51%) ETL
12 10 (13.51%) Investment Management
12 10 (13.51%) Spring
12 10 (13.51%) Microsoft Azure
12 10 (13.51%) Hadoop YARN
13 9 (12.16%) SDLC
13 9 (12.16%) Problem-Solving

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 12 (16.22%) Apache Spark
2 7 (9.46%) Blackberry Enterprise Server
2 7 (9.46%) IBM Domino
3 3 (4.05%) SAS
4 2 (2.70%) Apache
4 2 (2.70%) IIS
5 1 (1.35%) CICS
5 1 (1.35%) JBoss
5 1 (1.35%) Oracle Application Server
5 1 (1.35%) Oracle Coherence
5 1 (1.35%) Tomcat
5 1 (1.35%) WebLogic
Business Applications
1 1 (1.35%) Oracle EBS
Cloud Services
1 14 (18.92%) Amazon AWS
2 10 (13.51%) Microsoft Azure
3 7 (9.46%) Office 365
3 7 (9.46%) Power Platform
4 4 (5.41%) Amazon S3
5 3 (4.05%) Amazon EMR
5 3 (4.05%) Cloud Computing
6 2 (2.70%) OpenShift
7 1 (1.35%) Amazon CloudWatch
7 1 (1.35%) Amazon EC2
7 1 (1.35%) Azure Data Factory
Communications & Networking
1 7 (9.46%) Internet
1 7 (9.46%) SAN
1 7 (9.46%) SMTP
2 2 (2.70%) DHCP
2 2 (2.70%) DNS
2 2 (2.70%) LAN
2 2 (2.70%) NAS
2 2 (2.70%) Remote Desktop
2 2 (2.70%) TCP/IP
2 2 (2.70%) WAN
3 1 (1.35%) iSCSI
3 1 (1.35%) SNMP
3 1 (1.35%) SSL
Database & Business Intelligence
1 23 (31.08%) SQL Server
2 13 (17.57%) SQL Server Integration Services
3 12 (16.22%) Data Warehouse
3 12 (16.22%) HBase
4 11 (14.86%) Hadoop
5 9 (12.16%) Big Data
5 9 (12.16%) SQL Server Reporting Services
6 8 (10.81%) SQL Server 2008
7 7 (9.46%) Power BI
8 6 (8.11%) OLAP
8 6 (8.11%) Oracle Database
8 6 (8.11%) SQL Server 2012
8 6 (8.11%) SQL Server Analysis Services
9 5 (6.76%) Apache Hive
9 5 (6.76%) Impala
9 5 (6.76%) Oracle Database 11g
9 5 (6.76%) SQL Server 2005
9 5 (6.76%) SQL Server 2014
9 5 (6.76%) SQL Server 2016
9 5 (6.76%) SQL Server 2017
Development Applications
1 8 (10.81%) Jenkins
2 7 (9.46%) JIRA
2 7 (9.46%) Travis CI
3 4 (5.41%) Moq
3 4 (5.41%) MSTest
3 4 (5.41%) NUnit
3 4 (5.41%) Rhino Mocks
3 4 (5.41%) SpecFlow
4 3 (4.05%) Git (software)
5 2 (2.70%) Maven
5 2 (2.70%) TeamCity
General
1 46 (62.16%) Finance
2 9 (12.16%) Banking
3 7 (9.46%) Retail Banking
4 4 (5.41%) Front Office
4 4 (5.41%) Retail
5 2 (2.70%) Financial Institution
6 1 (1.35%) Investment Banking
6 1 (1.35%) Marketing
Job Titles
1 33 (44.59%) Developer
2 13 (17.57%) Java Developer
3 11 (14.86%) DBA
4 9 (12.16%) SQL DBA
5 7 (9.46%) Administrator
5 7 (9.46%) Domino Administrator
5 7 (9.46%) Hadoop Developer
5 7 (9.46%) Java Hadoop Developer
5 7 (9.46%) Messaging Administrator
6 4 (5.41%) Business Intelligence Developer
6 4 (5.41%) DevOps Engineer
6 4 (5.41%) Senior Software Engineer
6 4 (5.41%) Software Engineer
6 4 (5.41%) SQL Developer
7 3 (4.05%) Data Engineer
7 3 (4.05%) ETL Developer
7 3 (4.05%) Lead Developer
7 3 (4.05%) Oracle DBA
7 3 (4.05%) Oracle Developer
8 2 (2.70%) SSRS Developer
Libraries, Frameworks & Software Standards
1 10 (13.51%) Spring
2 9 (12.16%) REST
3 8 (10.81%) Web Services
4 7 (9.46%) PySpark
5 6 (8.11%) .NET
5 6 (8.11%) XML
6 5 (6.76%) Kafka
7 4 (5.41%) .NET Core
7 4 (5.41%) JSON
7 4 (5.41%) SOAP
7 4 (5.41%) WCF
7 4 (5.41%) WPF
8 3 (4.05%) LAMP
8 3 (4.05%) Middleware
8 3 (4.05%) React
9 2 (2.70%) Apache Avro
9 2 (2.70%) Ext JS
9 2 (2.70%) MDX
9 2 (2.70%) Spring Boot
10 1 (1.35%) Oracle GoldenGate
Miscellaneous
1 12 (16.22%) Analytical Skills
2 7 (9.46%) Blackberry
2 7 (9.46%) Derivative
2 7 (9.46%) Linux Command Line
3 5 (6.76%) Equities
3 5 (6.76%) Replication
4 4 (5.41%) Data Structures
4 4 (5.41%) Self-Motivation
5 3 (4.05%) Management Information System
6 2 (2.70%) Foreign Exchange (FX)
6 2 (2.70%) Reference Data
7 1 (1.35%) Credit Risk
7 1 (1.35%) Data Centre
7 1 (1.35%) Equity Derivative
7 1 (1.35%) Fixed Income
7 1 (1.35%) Private Cloud
7 1 (1.35%) User Experience
7 1 (1.35%) Virtual Team
7 1 (1.35%) VSAM
Operating Systems
1 12 (16.22%) Unix
2 7 (9.46%) Linux
2 7 (9.46%) Windows
3 1 (1.35%) zOS
Processes & Methodologies
1 23 (31.08%) Agile Software Development
2 19 (25.68%) Business Intelligence
3 17 (22.97%) DevOps
4 15 (20.27%) Computer Science
4 15 (20.27%) Data Modelling
5 11 (14.86%) Unit Testing
6 10 (13.51%) ETL
6 10 (13.51%) Investment Management
7 9 (12.16%) Problem-Solving
7 9 (12.16%) SDLC
8 8 (10.81%) Analytics
8 8 (10.81%) Performance Optimisation
8 8 (10.81%) Scrum
8 8 (10.81%) Test Automation
9 7 (9.46%) Functional Programming
9 7 (9.46%) OOP
9 7 (9.46%) Performance Testing
9 7 (9.46%) TDD
9 7 (9.46%) Visualisation
10 6 (8.11%) Performance Monitoring
Programming Languages
1 36 (48.65%) SQL
2 23 (31.08%) Java
3 21 (28.38%) Python
4 11 (14.86%) T-SQL
5 10 (13.51%) Shell Script
6 9 (12.16%) PowerShell
6 9 (12.16%) Scala
7 7 (9.46%) C#
7 7 (9.46%) R
8 6 (8.11%) Bash Shell
9 5 (6.76%) JavaScript
9 5 (6.76%) PL/SQL
10 4 (5.41%) Go
11 2 (2.70%) C++
11 2 (2.70%) Perl
11 2 (2.70%) VB
12 1 (1.35%) Assembly Language
12 1 (1.35%) COBOL
12 1 (1.35%) Java 8
Qualifications
1 8 (10.81%) Degree
2 6 (8.11%) Computer Science Degree
2 6 (8.11%) Master's Degree
3 3 (4.05%) MCSE
3 3 (4.05%) Microsoft Certification
4 1 (1.35%) AWS Certification
4 1 (1.35%) ITIL Certification
4 1 (1.35%) OCA
4 1 (1.35%) OCP
4 1 (1.35%) Oracle Certification
4 1 (1.35%) VCP6
4 1 (1.35%) VMware Certified Professional (VCP)
Quality Assurance & Compliance
1 4 (5.41%) QA
2 2 (2.70%) PMO
3 1 (1.35%) GDPR
3 1 (1.35%) MiFID
System Software
1 12 (16.22%) HDFS
2 5 (6.76%) Oracle RAC
3 3 (4.05%) Active Directory
3 3 (4.05%) Apache Flume
4 2 (2.70%) Docker
4 2 (2.70%) NFS
5 1 (1.35%) Firmware
5 1 (1.35%) vCloud
5 1 (1.35%) vSphere
Systems Management
1 10 (13.51%) Hadoop YARN
2 3 (4.05%) Ansible
3 2 (2.70%) Data Guard
3 2 (2.70%) Puppet
4 1 (1.35%) OMEGAMON
4 1 (1.35%) Opscode Chef
4 1 (1.35%) Oracle Enterprise Manager
4 1 (1.35%) Oracle RMAN
4 1 (1.35%) Tivoli Storage Manager
4 1 (1.35%) vRealize
Vendors
1 11 (14.86%) Oracle
2 9 (12.16%) Microsoft
3 7 (9.46%) Google
3 7 (9.46%) Lotus
4 5 (6.76%) Bloomberg
5 4 (5.41%) InterSystems
6 3 (4.05%) Cloudera
6 3 (4.05%) Informatica
6 3 (4.05%) Talend
6 3 (4.05%) Teradata
7 2 (2.70%) Citrix
7 2 (2.70%) Guidewire
7 2 (2.70%) Sencha
7 2 (2.70%) Tableau
8 1 (1.35%) Cisco
8 1 (1.35%) MicroStrategy
8 1 (1.35%) SAP
8 1 (1.35%) Sun
8 1 (1.35%) Sybase
8 1 (1.35%) VMware