Period
to 10 December 2018

The following table provides summary statistics for permanent job vacancies advertised in London with a requirement for Performance Optimisation skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Performance Optimisation over the 6 months to 10 December 2018 with a comparison to the same period in the previous 2 years.

Performance Optimisation
England > London
6 months to
10 Dec 2018
Same period 2017 Same period 2016
Rank 566 654 537
Rank change year-on-year +88 -117 +64
Permanent jobs citing Performance Optimisation 217 216 318
As % of all permanent IT jobs advertised in London 0.33% 0.29% 0.43%
As % of the Processes & Methodologies category 0.35% 0.31% 0.47%
Number of salaries quoted 156 184 286
London median annual salary £67,500 £61,250 £65,000
Median salary % change year-on-year +10.20% -5.77% +8.33%
10th Percentile £46,250 £45,000 £42,500
90th Percentile £95,000 £90,000 £131,250
England median annual salary £59,000 £50,250 £60,000
% change year-on-year +17.41% -16.25% +20.00%

Performance Optimisation is in the Processes and Methodologies category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in London with a requirement for process or methodology skills.

All Process and Methodology Skills
London
Permanent vacancies with a requirement for process or methodology skills 61,312 68,888 68,221
As % of all permanent IT jobs advertised in London 92.04% 93.30% 92.18%
Number of salaries quoted 49,619 53,607 58,487
London median annual salary £62,500 £60,000 £57,500
Median salary % change year-on-year +4.17% +4.35% +4.55%
10th Percentile £35,000 £35,000 £33,250
90th Percentile £95,000 £90,000 £88,750
England median annual salary £52,500 £50,000 £50,000
% change year-on-year +5.00% - +5.26%

Performance Optimisation
Job Vacancy Trend in London

Job postings citing Performance Optimisation as a percentage of all IT jobs advertised in London.

Job vacancy trend for Performance Optimisation in London

Performance Optimisation
Salary Trend in London

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing Performance Optimisation in London.

Salary trend for Performance Optimisation in London

Performance Optimisation
Salary Histogram in London

The salary distribution of IT jobs citing Performance Optimisation in London over the 6 months to 10 December 2018.

Salary histogram for Performance Optimisation in London

Performance Optimisation
Job Locations in London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Performance Optimisation within the London region over the 6 months to 10 December 2018. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
West London +39 22 £55,000 -24.14% 8
Central London -20 14 £61,500 +19.42% 19
East London - 2 £47,500 - 1
Performance Optimisation
England

For the 6 months to 10 December 2018, IT jobs citing Performance Optimisation also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all permanent job ads across the London region with a requirement for Performance Optimisation.

1 87 (40.09%) SQL
2 78 (35.94%) SQL Server
3 63 (29.03%) Linux
4 61 (28.11%) Agile Software Development
5 57 (26.27%) Finance
6 49 (22.58%) Microsoft Azure
6 49 (22.58%) Problem-Solving
7 47 (21.66%) Java
8 46 (21.20%) Degree
9 45 (20.74%) ITIL
9 45 (20.74%) Python
10 44 (20.28%) Computer Science
10 44 (20.28%) VMware
11 43 (19.82%) Oracle
11 43 (19.82%) High Availability
12 41 (18.89%) Clustering
13 40 (18.43%) Red Hat
13 40 (18.43%) Proactive Monitoring
14 38 (17.51%) Continuous Integration
15 37 (17.05%) JavaScript
15 37 (17.05%) Disaster Recovery
16 36 (16.59%) Red Hat Enterprise Linux
17 34 (15.67%) Runbook
18 33 (15.21%) VMware Infrastructure
19 31 (14.29%) Analytics
19 31 (14.29%) Data Modelling
20 30 (13.82%) OO
21 29 (13.36%) HTML
22 27 (12.44%) C++
22 27 (12.44%) Business Intelligence

Performance Optimisation
Co-occurring IT Skills in 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 15 (6.91%) Confluence
2 10 (4.61%) Apache
3 9 (4.15%) Tomcat
4 8 (3.69%) SAS
5 6 (2.76%) Apache Spark
6 3 (1.38%) Drupal
6 3 (1.38%) IIS
6 3 (1.38%) MS Exchange
7 2 (0.92%) CMS
7 2 (0.92%) GlassFish
7 2 (0.92%) JBoss
7 2 (0.92%) WebLogic
7 2 (0.92%) WebLogic Portal
7 2 (0.92%) WebSphere
8 1 (0.46%) nginx
Applications
1 11 (5.07%) Microsoft Excel
2 3 (1.38%) MS Visio
3 1 (0.46%) Microsoft Office
3 1 (0.46%) Microsoft PowerPoint
Business Applications
1 2 (0.92%) Dynamics AX
2 1 (0.46%) Adobe Campaign
2 1 (0.46%) Dynamics CRM
2 1 (0.46%) Dynamics NAV
2 1 (0.46%) Magento
2 1 (0.46%) Payment Gateway
Cloud Services
1 49 (22.58%) Microsoft Azure
2 24 (11.06%) Amazon AWS
3 9 (4.15%) GitHub
4 7 (3.23%) Google Play
5 5 (2.30%) Google Cloud Platform
5 5 (2.30%) npm
5 5 (2.30%) Virtual Private Cloud
6 3 (1.38%) Azure Active Directory
6 3 (1.38%) IaaS
6 3 (1.38%) PaaS
7 2 (0.92%) Adobe Creative Cloud
7 2 (0.92%) Google Analytics
7 2 (0.92%) Google Tag Manager
8 1 (0.46%) Adobe Analytics
8 1 (0.46%) Amazon EC2
8 1 (0.46%) Amazon EMR
8 1 (0.46%) Amazon Kinesis
8 1 (0.46%) Cloud Computing
8 1 (0.46%) Office 365
8 1 (0.46%) SaaS
Communications & Networking
1 25 (11.52%) SAN
2 22 (10.14%) NAS
3 21 (9.68%) Internet
4 13 (5.99%) TCP/IP
5 10 (4.61%) DNS
6 8 (3.69%) WAN
7 7 (3.23%) Firewall
8 6 (2.76%) DHCP
8 6 (2.76%) HTTP
8 6 (2.76%) Network Security
9 5 (2.30%) NetScaler
10 4 (1.84%) BGP
10 4 (1.84%) LAN
10 4 (1.84%) SSL
11 3 (1.38%) Cisco ASA
11 3 (1.38%) Ethernet
11 3 (1.38%) iSCSI
11 3 (1.38%) Wireless
12 2 (0.92%) Cisco IOS
12 2 (0.92%) Junos
Database & Business Intelligence
1 78 (35.94%) SQL Server
2 26 (11.98%) MySQL
3 21 (9.68%) Oracle Database
4 20 (9.22%) PostgreSQL
5 19 (8.76%) Data Warehouse
6 17 (7.83%) Azure SQL Database
7 16 (7.37%) SQL Server Integration Services
8 14 (6.45%) BusinessObjects
8 14 (6.45%) Relational Database
9 12 (5.53%) RDBMS
10 11 (5.07%) Big Data
10 11 (5.07%) Oracle Exadata
11 10 (4.61%) Power BI
12 8 (3.69%) QlikView
12 8 (3.69%) SAP HANA
13 7 (3.23%) Looker
13 7 (3.23%) Star Schema
14 6 (2.76%) Lumira
14 6 (2.76%) SAP BW
14 6 (2.76%) SQL Server Reporting Services
Development Applications
1 25 (11.52%) Git (software)
2 16 (7.37%) JIRA
3 10 (4.61%) Jenkins
4 8 (3.69%) Android Studio
4 8 (3.69%) Genymotion
4 8 (3.69%) Gradle
5 7 (3.23%) Grunt
5 7 (3.23%) gulp
5 7 (3.23%) Octopus Deploy
5 7 (3.23%) SQL Server Management Studio (SSMS)
6 6 (2.76%) Visual Studio
7 4 (1.84%) Appium
7 4 (1.84%) Robolectric
7 4 (1.84%) Robotium
7 4 (1.84%) UI Automator
8 3 (1.38%) SonarQube
9 2 (0.92%) Ant
9 2 (0.92%) Fiddler
9 2 (0.92%) Jasmine
9 2 (0.92%) Maven
General
1 57 (26.27%) Finance
2 14 (6.45%) Front Office
3 11 (5.07%) Games
3 11 (5.07%) Retail
4 8 (3.69%) Telecoms
5 6 (2.76%) Manufacturing
5 6 (2.76%) Publishing
6 5 (2.30%) Banking
7 3 (1.38%) Marketing
8 2 (0.92%) Advertising
8 2 (0.92%) Electronics
8 2 (0.92%) Financial Institution
8 2 (0.92%) Investment Banking
8 2 (0.92%) Multimedia
8 2 (0.92%) Pharmaceutical
9 1 (0.46%) Retail Banking
Job Titles
1 83 (38.25%) Developer
2 56 (25.81%) DBA
3 45 (20.74%) Administrator
4 27 (12.44%) SQL DBA
5 22 (10.14%) Senior Developer
6 17 (7.83%) SQL Server DBA
7 16 (7.37%) Analyst
7 16 (7.37%) Java Developer
8 15 (6.91%) Linux Support
8 15 (6.91%) Server Analyst
8 15 (6.91%) Server Support
8 15 (6.91%) Server Support Analyst
8 15 (6.91%) Support Analyst
9 14 (6.45%) Software Engineer
10 13 (5.99%) C++ Developer
11 12 (5.53%) Architect
12 11 (5.07%) Senior Software Developer
12 11 (5.07%) Software Developer
13 10 (4.61%) Senior Software Engineer
14 9 (4.15%) Senior C++ Developer
Libraries, Frameworks & Software Standards
1 29 (13.36%) HTML
2 19 (8.76%) HTML5
3 18 (8.29%) AngularJS
3 18 (8.29%) XML
4 17 (7.83%) .NET
5 16 (7.37%) CSS
5 16 (7.37%) Web Services
6 13 (5.99%) JSON
7 11 (5.07%) Flash
7 11 (5.07%) Node.js
7 11 (5.07%) React
8 9 (4.15%) ASP.NET
8 9 (4.15%) Middleware
8 9 (4.15%) SOAP
9 8 (3.69%) CryEngine
9 8 (3.69%) REST
9 8 (3.69%) Spring
9 8 (3.69%) Unity (Game Engine)
9 8 (3.69%) Unreal Engine
9 8 (3.69%) Velocity
Miscellaneous
1 41 (18.89%) Clustering
2 25 (11.52%) Replication
3 23 (10.60%) Analytical Skills
4 20 (9.22%) User Experience
5 17 (7.83%) Algorithms
6 7 (3.23%) Data Structures
6 7 (3.23%) Foreign Exchange (FX)
6 7 (3.23%) Greenfield Project
7 6 (2.76%) Data Centre
7 6 (2.76%) Fixed Income
7 6 (2.76%) Mobile App
7 6 (2.76%) Private Cloud
8 5 (2.30%) Management Information System
9 4 (1.84%) CUDA
9 4 (1.84%) Field-Programmable Gate Array
9 4 (1.84%) Self-Motivation
9 4 (1.84%) SIMD
10 3 (1.38%) Fintech
10 3 (1.38%) Hedge funds
10 3 (1.38%) Life Science
Operating Systems
1 63 (29.03%) Linux
2 36 (16.59%) Red Hat Enterprise Linux
3 22 (10.14%) Windows
4 11 (5.07%) Oracle Linux
5 9 (4.15%) Unix
6 8 (3.69%) Android
7 5 (2.30%) Windows Server
8 4 (1.84%) Windows Server 2008
8 4 (1.84%) Windows Server 2012
9 3 (1.38%) AIX
9 3 (1.38%) Windows 8
10 2 (0.92%) CentOS
Processes & Methodologies
1 61 (28.11%) Agile Software Development
2 49 (22.58%) Problem-Solving
3 45 (20.74%) ITIL
4 44 (20.28%) Computer Science
5 43 (19.82%) High Availability
6 40 (18.43%) Proactive Monitoring
7 38 (17.51%) Continuous Integration
8 37 (17.05%) Disaster Recovery
9 34 (15.67%) Runbook
10 31 (14.29%) Analytics
10 31 (14.29%) Data Modelling
11 30 (13.82%) OO
12 27 (12.44%) Business Intelligence
13 26 (11.98%) Performance Tuning
14 24 (11.06%) Software Engineering
15 22 (10.14%) Capacity Planning
16 21 (9.68%) DevOps
17 19 (8.76%) Capacity Management
17 19 (8.76%) Mentoring
17 19 (8.76%) Trend Analysis
Programming Languages
1 87 (40.09%) SQL
2 47 (21.66%) Java
3 45 (20.74%) Python
4 37 (17.05%) JavaScript
5 27 (12.44%) C++
6 25 (11.52%) T-SQL
7 24 (11.06%) Bash Shell
8 17 (7.83%) PowerShell
9 14 (6.45%) C#
9 14 (6.45%) Perl
10 10 (4.61%) PHP
11 8 (3.69%) ES6
12 7 (3.23%) Go
12 7 (3.23%) Java 8
12 7 (3.23%) R
13 6 (2.76%) ABAP
14 5 (2.30%) Objective-C
15 3 (1.38%) PL/SQL
16 2 (0.92%) C
17 1 (0.46%) VB.NET
Qualifications
1 46 (21.20%) Degree
2 22 (10.14%) Computer Science Degree
3 6 (2.76%) PhD
4 3 (1.38%) Master's Degree
5 2 (0.92%) ITIL Certification
5 2 (0.92%) Microsoft Certification
5 2 (0.92%) Numerate Degree
6 1 (0.46%) MCSE
6 1 (0.46%) RHCE
Quality Assurance & Compliance
1 17 (7.83%) QA
2 8 (3.69%) Data Quality
3 1 (0.46%) PCI DSS
3 1 (0.46%) SLA
System Software
1 33 (15.21%) VMware Infrastructure
2 25 (11.52%) Active Directory
3 14 (6.45%) Xen
4 13 (5.99%) Docker
5 11 (5.07%) Firmware
5 11 (5.07%) Oracle RAC
6 3 (1.38%) EMC RecoverPoint
6 3 (1.38%) NFS
6 3 (1.38%) VMware ESXi
6 3 (1.38%) VMware NSX
7 1 (0.46%) Hyper-V
7 1 (0.46%) Virtual Machines
7 1 (0.46%) Virtual Servers
Systems Management
1 26 (11.98%) Ansible
2 19 (8.76%) Opscode Chef
3 15 (6.91%) SCOM
4 11 (5.07%) Data Guard
4 11 (5.07%) Kubernetes
5 7 (3.23%) Control-M
6 6 (2.76%) FortiGate
7 3 (1.38%) NetBackup
8 2 (0.92%) Terraform
9 1 (0.46%) Grafana
9 1 (0.46%) IBM BigFix
9 1 (0.46%) Prometheus
9 1 (0.46%) SCCM
Vendors
1 44 (20.28%) VMware
2 43 (19.82%) Oracle
3 40 (18.43%) Red Hat
4 20 (9.22%) Microsoft
5 16 (7.37%) CommVault
6 15 (6.91%) Informatica
6 15 (6.91%) SAP
6 15 (6.91%) Tableau
7 13 (5.99%) IBM
8 9 (4.15%) Google
9 7 (3.23%) Cisco
10 6 (2.76%) Atlassian
10 6 (2.76%) Cognos
10 6 (2.76%) Juniper
10 6 (2.76%) Solace
10 6 (2.76%) TIBCO
11 5 (2.30%) Citrix
11 5 (2.30%) Facebook
12 4 (1.84%) HP
12 4 (1.84%) Perforce