Period
to 13 December 2017

The table below looks at the prevalence of the term Replication in permanent job vacancies advertised in London. Included is a benchmarking guide to the salaries offered in vacancies that have cited Replication over the 6 months to 13 December 2017 with a comparison to the same period over the previous 2 years.

Replication
England > London
6 months to
13 Dec 2017
Same period 2016 Same period 2015
Rank 485 429 379
Rank change year-on-year -56 -50 -45
Permanent jobs citing Replication 399 474 721
As % of all permanent IT jobs advertised in London 0.54% 0.64% 0.82%
As % of the Miscellaneous category 1.09% 1.38% 1.71%
Number of salaries quoted 350 427 626
London median annual salary £54,000 £55,000 £55,000
Median salary % change year-on-year -1.82% - +1.85%
10th Percentile £36,225 £37,450 £37,500
90th Percentile £80,000 £77,500 £85,000
England median annual salary £45,000 £50,000 £47,500
% change year-on-year -10.00% +5.26% -5.00%

Replication is in the Generic IT Skills 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 generic IT skills.

All Generic IT Skills
London
Permanent vacancies with a requirement for generic IT skills 36448 34404 42078
As % of all permanent IT jobs advertised in London 49.10% 46.27% 48.07%
Number of salaries quoted 26524 29138 34721
London median annual salary £60,000 £60,000 £56,500
Median salary % change year-on-year - +6.19% +2.73%
10th Percentile £35,000 £32,500 £32,500
90th Percentile £92,500 £91,250 £87,500
England median annual salary £50,000 £50,000 £48,045
% change year-on-year - +4.07% +6.77%

Replication
Job Vacancy Trend in London

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

Job vacancy trend for Replication in London

Replication
Salary Trend in London

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

Salary trend for Replication in London

Replication
Salary Histogram in London

The salary distribution of IT jobs citing Replication in London over the 6 months to 13 December 2017.

Salary histogram for Replication in London

Replication
Job Locations in London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Replication within the London region over the 6 months to 13 December 2017. 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
Central London +8 103 £50,000 -9.09% 5
West London +27 33 £47,500 -13.64% 4
South London +4 8 £40,000 -30.43% 1
East London +1 2 £29,000 +16.00% 2
Replication
England

For the 6 months to 13 December 2017, IT jobs citing Replication also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads across the London region with a requirement for Replication.

1 226 (56.64%) SQL
2 217 (54.39%) SQL Server
3 149 (37.34%) VMware
4 140 (35.09%) Windows
5 134 (33.58%) SQL Server Integration Services
6 133 (33.33%) Microsoft
7 120 (30.08%) SQL Server Reporting Services
7 120 (30.08%) VMware Infrastructure
8 114 (28.57%) Performance Tuning
9 111 (27.82%) T-SQL
10 102 (25.56%) MySQL
10 102 (25.56%) Linux
11 93 (23.31%) Oracle
11 93 (23.31%) High Availability
12 91 (22.81%) Windows Server
12 91 (22.81%) Disaster Recovery
13 88 (22.06%) Clustering
14 78 (19.55%) ITIL
14 78 (19.55%) Active Directory
14 78 (19.55%) SQL Server Analysis Services
15 77 (19.30%) SAN
15 77 (19.30%) Finance
16 76 (19.05%) Microsoft Azure
16 76 (19.05%) Amazon AWS
17 74 (18.55%) Migration
18 71 (17.79%) Business Intelligence
19 69 (17.29%) Firewall
20 68 (17.04%) Cisco
21 66 (16.54%) DNS
22 61 (15.29%) Data Warehouse

Replication
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 49 (12.28%) MS Exchange
2 35 (8.77%) SharePoint
3 23 (5.76%) Skype for Business
4 17 (4.26%) Exchange Server 2010
5 16 (4.01%) Exchange Server 2013
5 16 (4.01%) IIS
6 13 (3.26%) Confluence
7 12 (3.01%) OpenStack
8 11 (2.76%) nginx
9 10 (2.51%) Apache
9 10 (2.51%) uWSGI
10 9 (2.26%) SharePoint 2010
11 8 (2.01%) WebSphere
12 7 (1.75%) Blackberry Enterprise Server
12 7 (1.75%) SharePoint 2013
12 7 (1.75%) Tomcat
13 6 (1.50%) Apache Spark
13 6 (1.50%) Elasticsearch
14 5 (1.25%) Exchange Server 2003
15 3 (0.75%) WebLogic
Applications
1 10 (2.51%) Microsoft Office
2 5 (1.25%) Microsoft Project
2 5 (1.25%) MS Visio
3 3 (0.75%) Microsoft PowerPoint
4 2 (0.50%) Microsoft Excel
Business Applications
1 4 (1.00%) Misys Equation
2 2 (0.50%) Oracle EBS
2 2 (0.50%) Remedy ITSM
2 2 (0.50%) SAP SRM
3 1 (0.25%) Dynamics CRM
3 1 (0.25%) Infor SunSystems
3 1 (0.25%) SAP IS-U
3 1 (0.25%) SAP Oil and Gas
3 1 (0.25%) SAP S/4HANA
Cloud Services
1 76 (19.05%) Amazon AWS
1 76 (19.05%) Microsoft Azure
2 40 (10.03%) IaaS
3 39 (9.77%) Office 365
4 15 (3.76%) Cloud Computing
5 13 (3.26%) PaaS
6 7 (1.75%) Google Cloud Platform
7 6 (1.50%) Loggly
7 6 (1.50%) Sumo Logic
8 5 (1.25%) Oracle CX
9 4 (1.00%) SaaS
10 3 (0.75%) Amazon SQS
10 3 (0.75%) AWS CloudFormation
10 3 (0.75%) DigitalOcean
10 3 (0.75%) GitHub
11 2 (0.50%) Oracle Service Cloud
12 1 (0.25%) Amazon EC2
12 1 (0.25%) Amazon EMR
12 1 (0.25%) G Suite
12 1 (0.25%) Mimecast
Communications & Networking
1 77 (19.30%) SAN
2 69 (17.29%) Firewall
3 66 (16.54%) DNS
4 50 (12.53%) VPN
5 34 (8.52%) iSCSI
5 34 (8.52%) TCP/IP
6 26 (6.52%) DHCP
6 26 (6.52%) VLAN
6 26 (6.52%) WAN
7 23 (5.76%) Skype
8 18 (4.51%) SNMP
9 17 (4.26%) LAN
9 17 (4.26%) SMTP
10 15 (3.76%) Cisco ASA
10 15 (3.76%) HTTP
11 14 (3.51%) BGP
11 14 (3.51%) Internet
12 13 (3.26%) NAS
12 13 (3.26%) VoIP
13 11 (2.76%) Cisco IOS
Database & Business Intelligence
1 217 (54.39%) SQL Server
2 134 (33.58%) SQL Server Integration Services
3 120 (30.08%) SQL Server Reporting Services
4 102 (25.56%) MySQL
5 78 (19.55%) SQL Server Analysis Services
6 61 (15.29%) Data Warehouse
7 44 (11.03%) Relational Database
8 43 (10.78%) SQL Server 2008
9 41 (10.28%) Microsoft Analysis Services
10 39 (9.77%) SQL Server 2014
11 36 (9.02%) SQL Server 2012
12 35 (8.77%) Oracle Database
13 30 (7.52%) NoSQL
14 29 (7.27%) OLTP
14 29 (7.27%) PostgreSQL
15 26 (6.52%) OLAP
16 25 (6.27%) SQL Server 2016
17 22 (5.51%) Oracle OLAP
18 20 (5.01%) DB2
19 18 (4.51%) MongoDB
Development Applications
1 24 (6.02%) Git (software)
2 14 (3.51%) Subversion
3 12 (3.01%) JIRA
4 8 (2.01%) Team Foundation Server
5 7 (1.75%) Jenkins
6 6 (1.50%) Vagrant
7 4 (1.00%) Maven
7 4 (1.00%) Talend Open Studio
7 4 (1.00%) Visual Studio
8 3 (0.75%) Grunt
8 3 (0.75%) TeamCity
8 3 (0.75%) Travis CI
9 1 (0.25%) Atlassian Bamboo
9 1 (0.25%) SQL Server Management Studio (SSMS)
General
1 77 (19.30%) Finance
2 33 (8.27%) Banking
3 24 (6.02%) Advertising
4 23 (5.76%) Retail
5 20 (5.01%) Marketing
5 20 (5.01%) Telecoms
6 14 (3.51%) Billing
7 13 (3.26%) Military
8 12 (3.01%) Law
9 11 (2.76%) Games
10 8 (2.01%) Investment Banking
11 7 (1.75%) Legal
11 7 (1.75%) Manufacturing
12 5 (1.25%) Electronics
13 4 (1.00%) Online Betting
13 4 (1.00%) Spanish Language
14 3 (0.75%) Pharmaceutical
15 1 (0.25%) Back Office
15 1 (0.25%) Financial Institution
15 1 (0.25%) Publishing
Job Titles
1 148 (37.09%) DBA
2 112 (28.07%) SQL DBA
3 96 (24.06%) Administrator
4 66 (16.54%) SQL Server DBA
5 38 (9.52%) Analyst
6 37 (9.27%) Developer
7 27 (6.77%) Consultant
7 27 (6.77%) Infrastructure Engineer
7 27 (6.77%) Systems Administrator
8 22 (5.51%) Data Warehouse Developer
8 22 (5.51%) Oracle Data Warehouse Developer
8 22 (5.51%) Oracle Developer
9 21 (5.26%) Architect
9 21 (5.26%) Server Engineer
10 19 (4.76%) DevOps Engineer
11 17 (4.26%) Linux/Unix DevOps
12 16 (4.01%) SQL Developer
12 16 (4.01%) VMware Engineer
13 15 (3.76%) Linux Administrator
13 15 (3.76%) Linux Systems Administrator
Libraries, Frameworks & Software Standards
1 29 (7.27%) Web Services
2 22 (5.51%) XML
3 16 (4.01%) LAMP
4 15 (3.76%) Oracle GoldenGate
5 10 (2.51%) Django
5 10 (2.51%) FreeSWITCH
5 10 (2.51%) LEMP Stack
5 10 (2.51%) PHP-FPM
5 10 (2.51%) WSGI
6 9 (2.26%) .NET
7 8 (2.01%) Middleware
8 7 (1.75%) Node.js
9 6 (1.50%) Elastic Stack
10 5 (1.25%) CSS
10 5 (1.25%) HTML
10 5 (1.25%) SAP Basis
11 4 (1.00%) JSON
12 3 (0.75%) AngularJS
12 3 (0.75%) CSS3
12 3 (0.75%) LAPP Stack
Miscellaneous
1 88 (22.06%) Clustering
2 43 (10.78%) Data Centre
3 20 (5.01%) Analytical Skills
4 14 (3.51%) Fintech
5 13 (3.26%) Fat Client
5 13 (3.26%) Hedge funds
5 13 (3.26%) Linux Command Line
5 13 (3.26%) Thin Client
6 12 (3.01%) Private Cloud
7 11 (2.76%) Computer Science
8 10 (2.51%) Blog
8 10 (2.51%) EMC VNX
8 10 (2.51%) Wiki
9 9 (2.26%) Management Information System
10 8 (2.01%) EMC VMAX
11 6 (1.50%) CLARiiON
11 6 (1.50%) Client/Server
11 6 (1.50%) SWIFT
12 5 (1.25%) Driving Licence
13 4 (1.00%) EMC VNXe
Operating Systems
1 140 (35.09%) Windows
2 102 (25.56%) Linux
3 91 (22.81%) Windows Server
4 52 (13.03%) Windows Server 2008
5 50 (12.53%) Windows Server 2012
6 27 (6.77%) Red Hat Enterprise Linux
7 23 (5.76%) Unix
8 21 (5.26%) Debian
9 14 (3.51%) Ubuntu
10 11 (2.76%) Windows Server 2003
11 8 (2.01%) Solaris
11 8 (2.01%) Windows 10
12 7 (1.75%) Windows 7
12 7 (1.75%) Windows 8
13 6 (1.50%) CoreOS
14 4 (1.00%) AIX
14 4 (1.00%) CentOS
14 4 (1.00%) Oracle Linux
14 4 (1.00%) Windows 2000 Server
15 3 (0.75%) VMS
Processes & Methodologies
1 114 (28.57%) Performance Tuning
2 93 (23.31%) High Availability
3 91 (22.81%) Disaster Recovery
4 78 (19.55%) ITIL
5 74 (18.55%) Migration
6 71 (17.79%) Business Intelligence
7 55 (13.78%) ETL
8 42 (10.53%) Agile Software Development
9 40 (10.03%) Presales
10 34 (8.52%) DevOps
11 30 (7.52%) Configuration Management
12 29 (7.27%) Data Transformation
13 26 (6.52%) CRM
13 26 (6.52%) Database Tuning
14 25 (6.27%) Kimball Methodology
15 23 (5.76%) Time Management
16 22 (5.51%) Change Management
16 22 (5.51%) Dimensional Modelling
16 22 (5.51%) ETL Development
16 22 (5.51%) Open Source
Programming Languages
1 226 (56.64%) SQL
2 111 (27.82%) T-SQL
3 34 (8.52%) Bash Shell
3 34 (8.52%) Python
4 31 (7.77%) Perl
5 28 (7.02%) PL/SQL
5 28 (7.02%) PowerShell
6 19 (4.76%) Java
7 17 (4.26%) PHP
8 16 (4.01%) C#
8 16 (4.01%) VBScript
9 11 (2.76%) VB
10 10 (2.51%) C++
10 10 (2.51%) JavaScript
10 10 (2.51%) Ruby
10 10 (2.51%) Shell Script
11 8 (2.01%) Korn
12 7 (1.75%) Go
12 7 (1.75%) Scala
13 6 (1.50%) C
Qualifications
1 45 (11.28%) Microsoft Certification
2 42 (10.53%) Degree
3 24 (6.02%) MCSE
4 16 (4.01%) CCNA
4 16 (4.01%) Cisco Certification
5 14 (3.51%) SC Cleared
5 14 (3.51%) Security Cleared
6 11 (2.76%) Computer Science Degree
7 8 (2.01%) ITIL Certification
7 8 (2.01%) RHCE
8 7 (1.75%) MCSA
8 7 (1.75%) PRINCE2 Practitioner
9 6 (1.50%) MySQL Certification
9 6 (1.50%) SANS
9 6 (1.50%) VMware Certified Professional (VCP)
10 5 (1.25%) MCP
11 4 (1.00%) CCNP
11 4 (1.00%) EMCTA
11 4 (1.00%) MCITP
11 4 (1.00%) VERITAS Certified Professional (VCP)
Quality Assurance & Compliance
1 11 (2.76%) QA
1 11 (2.76%) SLA
2 9 (2.26%) Data Quality
2 9 (2.26%) ISO/IEC 27001
3 3 (0.75%) ISO 14001
3 3 (0.75%) PCI DSS
4 2 (0.50%) ISAE 3402
4 2 (0.50%) SSAE 16
5 1 (0.25%) GDPR
System Software
1 120 (30.08%) VMware Infrastructure
2 78 (19.55%) Active Directory
3 41 (10.28%) VMware ESXi
4 33 (8.27%) Hyper-V
5 27 (6.77%) vSphere
6 26 (6.52%) Docker
7 18 (4.51%) NFS
7 18 (4.51%) Virtual Machines
8 13 (3.26%) XenApp
9 11 (2.76%) Virtual Servers
10 10 (2.51%) BIND 9
10 10 (2.51%) iptables
10 10 (2.51%) Kamailio
10 10 (2.51%) Postfix
11 7 (1.75%) Firmware
12 6 (1.50%) KVM
12 6 (1.50%) Veritas Cluster Server
12 6 (1.50%) VirtualBox
12 6 (1.50%) Xen
13 5 (1.25%) XenServer
Systems Management
1 33 (8.27%) Puppet
2 23 (5.76%) Nagios
3 22 (5.51%) Ansible
4 17 (4.26%) Opscode Chef
5 16 (4.01%) Kubernetes
6 15 (3.76%) Cacti
7 14 (3.51%) Microsoft Clustering
8 12 (3.01%) Perfmon
8 12 (3.01%) SCOM
9 11 (2.76%) Salt
10 10 (2.51%) HAProxy
10 10 (2.51%) Munin
10 10 (2.51%) SCCM
10 10 (2.51%) vCenter Server
11 9 (2.26%) NetBackup
12 8 (2.01%) vMotion
13 6 (1.50%) ZABBIX
14 5 (1.25%) Backup Exec
14 5 (1.25%) BMC Marimba
14 5 (1.25%) Data Guard
Vendors
1 149 (37.34%) VMware
2 133 (33.33%) Microsoft
3 93 (23.31%) Oracle
4 68 (17.04%) Cisco
5 45 (11.28%) Veeam
6 43 (10.78%) Sybase
7 42 (10.53%) Citrix
8 38 (9.52%) NetApp
9 37 (9.27%) Dell
10 27 (6.77%) SAP
11 26 (6.52%) EMC
11 26 (6.52%) HP
12 25 (6.27%) EqualLogic
13 20 (5.01%) Red Hat
14 16 (4.01%) Veritas
15 13 (3.26%) Xerox
16 12 (3.01%) Facebook
17 11 (2.76%) Dell Compellent
17 11 (2.76%) IBM
17 11 (2.76%) SolarWinds