Period
to 5 December 2021

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 5 December 2021 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
5 Dec 2021
Same period 2020 Same period 2019
Rank 140 83 161
Rank change year-on-year -57 +78 +65
Contract jobs citing Performance Tuning 47 39 61
As % of all contract jobs advertised in the City of London 1.17% 1.97% 1.06%
As % of the Processes & Methodologies category 1.29% 2.21% 1.18%
Number of daily rates quoted 39 32 46
10th Percentile £459 £442 £390
25th Percentile £538 £550 £425
Median daily rate (50th Percentile) £585 £635 £600
Median % change year-on-year -7.95% +5.83% +33.33%
75th Percentile £650 £700 £700
90th Percentile £771 £820 £725
Central London median daily rate £594 £625 £550
% change year-on-year -5.00% +13.64% +20.88%

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 3,651 1,765 5,183
As % of all contract IT jobs advertised in the City of London 91.07% 89.01% 90.15%
Number of daily rates quoted 2,808 1,324 4,099
10th Percentile £369 £313 £325
25th Percentile £463 £413 £419
Median daily rate (50th Percentile) £550 £525 £525
Median % change year-on-year +4.76% - +2.74%
75th Percentile £650 £602 £613
90th Percentile £750 £688 £688
Central London median daily rate £550 £525 £513
% change year-on-year +4.76% +2.44% +2.50%
Number of hourly rates quoted 32 28 50
10th Percentile £18.33 £14.59 £12.00
25th Percentile £21.00 £22.38 £14.00
Median hourly rate £35.00 £29.50 £19.75
Median % change year-on-year +18.64% +49.37% +5.61%
75th Percentile £61.19 £39.44 £24.50
90th Percentile £67.55 £46.53 £51.35
Central London median hourly rate £35.00 £29.89 £21.00
% change year-on-year +17.10% +42.33% +12.30%

Performance Tuning
Job Vacancy Trend in the City of London

Job postings citing Performance Tuning as a proportion 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

3-month moving average daily rate quoted in jobs citing Performance Tuning in the City of London.

Daily rate trend for Performance Tuning in the City of London

Performance Tuning
Daily Rate Histogram in the City of London

Daily rate distribution for jobs citing Performance Tuning in the City of London over the 6 months to 5 December 2021.

Daily rate histogram for Performance Tuning in the City of London

Performance Tuning
Contractor Hourly Rate Trend in the City of London

3-month moving average hourly rates quoted in jobs citing Performance Tuning in the City of London.

Hourly rate trend for Performance Tuning in the City of London

For the 6 months to 5 December 2021, 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 23 (48.94%) Finance
2 21 (44.68%) SQL
3 17 (36.17%) SQL Server
4 13 (27.66%) C#
4 13 (27.66%) Banking
4 13 (27.66%) Social Skills
5 11 (23.40%) Java
6 10 (21.28%) Python
6 10 (21.28%) Investment Banking
6 10 (21.28%) Azure
7 9 (19.15%) Microservices
7 9 (19.15%) Agile Software Development
7 9 (19.15%) Oracle
8 8 (17.02%) Equities
8 8 (17.02%) AWS
8 8 (17.02%) Analytics
8 8 (17.02%) Problem-Solving
9 7 (14.89%) Relational Database
9 7 (14.89%) Break/Fix
9 7 (14.89%) Continuous Integration
9 7 (14.89%) .NET
10 6 (12.77%) JavaScript
10 6 (12.77%) Linux
10 6 (12.77%) Disaster Recovery
10 6 (12.77%) Google
10 6 (12.77%) Jenkins
10 6 (12.77%) Big Data
11 5 (10.64%) Oracle Database 12c
11 5 (10.64%) Oracle Database
11 5 (10.64%) High Availability

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 (6.38%) Apache Spark
1 3 (6.38%) CMS
1 3 (6.38%) Oracle Coherence
2 1 (2.13%) Confluence
Applications
1 3 (6.38%) Microsoft Excel
Cloud Services
1 10 (21.28%) Azure
2 8 (17.02%) AWS
3 5 (10.64%) GCP
4 3 (6.38%) npm
4 3 (6.38%) Power Platform
5 2 (4.26%) Amazon ECS
5 2 (4.26%) Amazon EMR
5 2 (4.26%) AWS CloudFormation
5 2 (4.26%) Datadog
5 2 (4.26%) Google Data Studio
5 2 (4.26%) IaaS
5 2 (4.26%) PaaS
6 1 (2.13%) Azure Functions
6 1 (2.13%) Cloud Computing
6 1 (2.13%) Serverless
Communications & Networking
1 3 (6.38%) SAN
Database & Business Intelligence
1 17 (36.17%) SQL Server
2 7 (14.89%) Relational Database
3 6 (12.77%) Big Data
4 5 (10.64%) Oracle Database
4 5 (10.64%) Oracle Database 11g
4 5 (10.64%) Oracle Database 12c
5 4 (8.51%) Data Warehouse
5 4 (8.51%) RDBMS
6 3 (6.38%) Data Lake
6 3 (6.38%) Hadoop
6 3 (6.38%) NoSQL
6 3 (6.38%) Oracle Exadata
6 3 (6.38%) Power BI
6 3 (6.38%) SQL Server Integration Services
6 3 (6.38%) SQL Server Reporting Services
7 2 (4.26%) BigQuery
7 2 (4.26%) DB2
7 2 (4.26%) PostgreSQL
7 2 (4.26%) Tableau
7 2 (4.26%) VLDB
Development Applications
1 6 (12.77%) Jenkins
2 3 (6.38%) Travis CI
2 3 (6.38%) Visual Studio
3 2 (4.26%) Git (software)
3 2 (4.26%) JIRA
4 1 (2.13%) IntelliJ
4 1 (2.13%) JUnit
4 1 (2.13%) SonarQube
4 1 (2.13%) Subversion
4 1 (2.13%) TeamCity
General
1 23 (48.94%) Finance
2 13 (27.66%) Banking
2 13 (27.66%) Social Skills
3 10 (21.28%) Investment Banking
4 5 (10.64%) Analytical Skills
5 3 (6.38%) Documentation Skills
5 3 (6.38%) Front Office
5 3 (6.38%) Public Sector
6 2 (4.26%) Financial Institution
6 2 (4.26%) Legal
7 1 (2.13%) Law
Job Titles
1 26 (55.32%) Developer
2 6 (12.77%) C# Developer
2 6 (12.77%) DBA
2 6 (12.77%) Java Developer
3 5 (10.64%) Senior Developer
3 5 (10.64%) SQL Developer
4 4 (8.51%) Architect
4 4 (8.51%) Storage Engineer
4 4 (8.51%) VMware Engineer
5 3 (6.38%) Azure Engineer
5 3 (6.38%) Database Developer
5 3 (6.38%) HP Storage Engineer
5 3 (6.38%) Oracle DBA
5 3 (6.38%) Python Developer
5 3 (6.38%) SAN Engineer
5 3 (6.38%) SAN Storage Engineer
5 3 (6.38%) SQL Database Developer
5 3 (6.38%) SQL DBA
5 3 (6.38%) SQL Server DBA
5 3 (6.38%) SQL Server Developer
Libraries, Frameworks & Software Standards
1 7 (14.89%) .NET
2 4 (8.51%) HTML
2 4 (8.51%) HTML5
2 4 (8.51%) Node.js
3 3 (6.38%) ASP.NET
3 3 (6.38%) Django
3 3 (6.38%) Oracle GoldenGate
3 3 (6.38%) Pandas
3 3 (6.38%) REST
3 3 (6.38%) Spring
3 3 (6.38%) Spring Boot
3 3 (6.38%) Web Services
4 2 (4.26%) React
4 2 (4.26%) Redux
4 2 (4.26%) RESTful
4 2 (4.26%) Swing
5 1 (2.13%) Android SDK
5 1 (2.13%) CSS3
5 1 (2.13%) Kafka
5 1 (2.13%) RxJava
Miscellaneous
1 8 (17.02%) Equities
2 5 (10.64%) Fixed Income
3 4 (8.51%) Enterprise Software
3 4 (8.51%) Private Cloud
3 4 (8.51%) Replication
4 3 (6.38%) Data Structures
4 3 (6.38%) Market Risk
5 2 (4.26%) Clustering
5 2 (4.26%) Credit Risk
5 2 (4.26%) Derivative
5 2 (4.26%) Foreign Exchange (FX)
5 2 (4.26%) Hedge funds
5 2 (4.26%) Legacy Systems
6 1 (2.13%) Data Centre
6 1 (2.13%) Equity Derivative
6 1 (2.13%) Greenfield Project
6 1 (2.13%) Mobile App
6 1 (2.13%) Reference Data
Operating Systems
1 6 (12.77%) Linux
2 4 (8.51%) Unix
3 3 (6.38%) Red Hat Enterprise Linux
3 3 (6.38%) Windows
3 3 (6.38%) Windows Server
4 2 (4.26%) Android
Processes & Methodologies
1 9 (19.15%) Agile Software Development
1 9 (19.15%) Microservices
2 8 (17.02%) Analytics
2 8 (17.02%) Problem-Solving
3 7 (14.89%) Break/Fix
3 7 (14.89%) Continuous Integration
4 6 (12.77%) Disaster Recovery
5 5 (10.64%) Business Intelligence
5 5 (10.64%) Database Tuning
5 5 (10.64%) High Availability
5 5 (10.64%) Web Development
6 4 (8.51%) Computer Science
6 4 (8.51%) Data Engineering
6 4 (8.51%) Multithreaded Programming
6 4 (8.51%) Multithreading
6 4 (8.51%) Performance Analysis
6 4 (8.51%) Root Cause Analysis
6 4 (8.51%) Scrum
6 4 (8.51%) Time Management
6 4 (8.51%) Virtual Infrastructure
Programming Languages
1 21 (44.68%) SQL
2 13 (27.66%) C#
3 11 (23.40%) Java
4 10 (21.28%) Python
5 6 (12.77%) JavaScript
6 5 (10.64%) T-SQL
7 3 (6.38%) PL/SQL
7 3 (6.38%) PowerShell
7 3 (6.38%) Shell Script
7 3 (6.38%) VB
7 3 (6.38%) VBA
8 1 (2.13%) C
8 1 (2.13%) Kotlin
8 1 (2.13%) Scala
Qualifications
1 5 (10.64%) Degree
2 3 (6.38%) MCITP
2 3 (6.38%) MCTS
2 3 (6.38%) Microsoft Certification
2 3 (6.38%) OCP
2 3 (6.38%) Oracle Certification
3 2 (4.26%) Computer Science Degree
4 1 (2.13%) Numerate Degree
Quality Assurance & Compliance
1 2 (4.26%) GDPR
2 1 (2.13%) Accessibility
2 1 (2.13%) Data Quality
System Software
1 5 (10.64%) VMware Infrastructure
2 4 (8.51%) Firmware
2 4 (8.51%) Virtual Servers
3 3 (6.38%) Active Directory
3 3 (6.38%) Hyper-V
3 3 (6.38%) Oracle RAC
4 1 (2.13%) Docker
4 1 (2.13%) HDFS
Systems Management
1 4 (8.51%) PowerCLI
1 4 (8.51%) vRealize
1 4 (8.51%) vRealize Orchestrator
2 3 (6.38%) Data Guard
2 3 (6.38%) Oracle RMAN
3 1 (2.13%) Ansible
3 1 (2.13%) Control-M
3 1 (2.13%) ITRS Geneos
3 1 (2.13%) Kubernetes
Vendors
1 9 (19.15%) Oracle
2 6 (12.77%) Google
3 5 (10.64%) VMware
4 4 (8.51%) 3PAR
4 4 (8.51%) CommVault
4 4 (8.51%) HP
4 4 (8.51%) Microsoft
4 4 (8.51%) NetApp
4 4 (8.51%) Nimble Storage
4 4 (8.51%) Veeam
5 3 (6.38%) EMC
5 3 (6.38%) Red Hat
6 2 (4.26%) AppDynamics
6 2 (4.26%) Splunk
7 1 (2.13%) Ab Initio
7 1 (2.13%) Informatica
7 1 (2.13%) MapR