Period
to 14 November 2019

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 14 November 2019 with a comparison to the same period over the previous 2 years.

Replication
England > London
6 months to
14 Nov 2019
Same period 2018 Same period 2017
Rank 498 509 502
Rank change year-on-year +11 -7 -73
Permanent jobs citing Replication 231 312 388
As % of all permanent IT jobs advertised in London 0.42% 0.46% 0.51%
As % of the Miscellaneous category 1.01% 1.09% 1.13%
Number of salaries quoted 168 253 334
London median annual salary £62,500 £60,000 £53,750
Median salary % change year-on-year +4.17% +11.63% -2.27%
10th Percentile £31,250 £36,250 £36,250
90th Percentile £88,550 £85,000 £80,000
England median annual salary £50,000 £47,500 £45,000
% change year-on-year +5.26% +5.56% -5.26%

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 22,938 28,629 34,355
As % of all permanent IT jobs advertised in London 41.86% 42.38% 45.29%
Number of salaries quoted 17,826 22,368 24,205
London median annual salary £65,000 £65,000 £60,000
Median salary % change year-on-year - +8.33% +1.14%
10th Percentile £35,563 £35,000 £35,000
90th Percentile £105,000 £97,500 £93,750
England median annual salary £55,000 £52,500 £50,000
% change year-on-year +4.76% +5.00% -

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 14 November 2019.

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 14 November 2019. 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 +12 56 £55,000 -8.33% 14
West London +29 22 £50,000 -9.09% 3
East London +28 21 £75,000 +15.38% 4
South London -7 1 £41,500 -20.19%
Replication
England

For the 6 months to 14 November 2019, IT jobs citing Replication 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 Replication.

1 128 (55.41%) Windows
2 98 (42.42%) SQL
3 93 (40.26%) Linux
4 91 (39.39%) SQL Server
5 81 (35.06%) Clustering
6 79 (34.20%) VMware
7 76 (32.90%) Azure
8 67 (29.00%) Finance
9 66 (28.57%) VMware Infrastructure
10 65 (28.14%) TCP/IP
10 65 (28.14%) Active Directory
10 65 (28.14%) SAN
11 61 (26.41%) Microsoft
11 61 (26.41%) Office 365
12 60 (25.97%) Red Hat
13 57 (24.68%) Windows Server
14 56 (24.24%) PowerShell
15 55 (23.81%) Cisco
16 49 (21.21%) MySQL
16 49 (21.21%) Firewall
17 48 (20.78%) DNS
18 47 (20.35%) MS Exchange
18 47 (20.35%) AWS
19 45 (19.48%) Bash Shell
20 44 (19.05%) DHCP
21 42 (18.18%) Degree
22 41 (17.75%) Infrastructure Engineering
23 40 (17.32%) Windows 10
23 40 (17.32%) Puppet
24 39 (16.88%) Data Centre

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 47 (20.35%) MS Exchange
2 22 (9.52%) SharePoint
3 17 (7.36%) Apache
4 14 (6.06%) IIS
5 12 (5.19%) Tomcat
6 9 (3.90%) Exchange Server 2013
7 7 (3.03%) Exchange Server 2010
7 7 (3.03%) Skype for Business
8 5 (2.16%) Confluence
8 5 (2.16%) nginx
9 3 (1.30%) Apache Spark
9 3 (1.30%) Exchange Server 2007
9 3 (1.30%) WebLogic
9 3 (1.30%) WordPress
10 2 (0.87%) Elasticsearch
11 1 (0.43%) Apache Airflow
11 1 (0.43%) Apache Pig
11 1 (0.43%) BizTalk Server
11 1 (0.43%) SharePoint 2010
11 1 (0.43%) SharePoint 2013
Applications
1 9 (3.90%) Microsoft Office
2 3 (1.30%) Microsoft Excel
Business Applications
1 2 (0.87%) Eikon
2 1 (0.43%) Dynamics AX
2 1 (0.43%) SAP Business One
Cloud Services
1 76 (32.90%) Azure
2 61 (26.41%) Office 365
3 47 (20.35%) AWS
4 13 (5.63%) SaaS
5 9 (3.90%) GCP
6 8 (3.46%) IaaS
7 6 (2.60%) Amazon S3
7 6 (2.60%) Azure Active Directory
8 5 (2.16%) Amazon EC2
9 4 (1.73%) GitHub
10 3 (1.30%) Amazon ELB
10 3 (1.30%) Power Platform
10 3 (1.30%) Virtual Private Cloud
11 2 (0.87%) Amazon ECS
11 2 (0.87%) Amazon EKS
11 2 (0.87%) AWS Lambda
11 2 (0.87%) OneDrive
11 2 (0.87%) PaaS
11 2 (0.87%) Serverless
12 1 (0.43%) Cloud Computing
Communications & Networking
1 65 (28.14%) SAN
1 65 (28.14%) TCP/IP
2 49 (21.21%) Firewall
3 48 (20.78%) DNS
4 44 (19.05%) DHCP
5 39 (16.88%) SMTP
6 36 (15.58%) LAN
6 36 (15.58%) VLAN
7 35 (15.15%) HTTP
8 30 (12.99%) WAN
9 27 (11.69%) Structured Cabling
10 26 (11.26%) NAS
11 25 (10.82%) IGMP
11 25 (10.82%) Multicast
11 25 (10.82%) SNMP
11 25 (10.82%) Wireless
11 25 (10.82%) WLAN
12 23 (9.96%) BGP
12 23 (9.96%) OSPF
13 20 (8.66%) iSCSI
Database & Business Intelligence
1 91 (39.39%) SQL Server
2 49 (21.21%) MySQL
3 36 (15.58%) SQL Server 2012
4 31 (13.42%) SQL Server Integration Services
5 30 (12.99%) SQL Server Reporting Services
6 27 (11.69%) Relational Database
6 27 (11.69%) SQL Server 2008
7 23 (9.96%) SQL Server Analysis Services
8 22 (9.52%) SQL Server 2016
9 19 (8.23%) PostgreSQL
10 18 (7.79%) SQL Server 2014
11 17 (7.36%) MongoDB
12 13 (5.63%) RDBMS
13 12 (5.19%) DB2
14 10 (4.33%) NoSQL
15 8 (3.46%) SAP HANA
16 7 (3.03%) MariaDB
16 7 (3.03%) SQL Server 2005
17 6 (2.60%) Big Data
17 6 (2.60%) Oracle Database
Development Applications
1 32 (13.85%) Subversion
2 30 (12.99%) Git (software)
3 9 (3.90%) Jenkins
4 6 (2.60%) Team Foundation Server
5 5 (2.16%) JIRA
6 4 (1.73%) Octopus Deploy
6 4 (1.73%) TeamCity
7 1 (0.43%) git-flow
7 1 (0.43%) ProC
7 1 (0.43%) SonarQube
General
1 67 (29.00%) Finance
2 12 (5.19%) Retail
3 9 (3.90%) Law
4 8 (3.46%) Banking
5 6 (2.60%) Legal
6 5 (2.16%) Russian Language
7 4 (1.73%) Back Office
7 4 (1.73%) Telecoms
8 3 (1.30%) Marketing
9 2 (0.87%) German Language
10 1 (0.43%) Financial Institution
10 1 (0.43%) Games
10 1 (0.43%) Investment Banking
10 1 (0.43%) Public Sector
Job Titles
1 66 (28.57%) Administrator
2 59 (25.54%) DBA
3 41 (17.75%) Infrastructure Engineer
4 36 (15.58%) SQL DBA
5 31 (13.42%) Analyst
6 28 (12.12%) Senior DBA
6 28 (12.12%) Systems Administrator
7 24 (10.39%) Network Administrator
8 23 (9.96%) Support Analyst
9 21 (9.09%) Senior SQL DBA
10 14 (6.06%) SQL Server DBA
11 13 (5.63%) Applications Support
12 12 (5.19%) IT Support
12 12 (5.19%) Senior SQL Server DBA
13 11 (4.76%) IT Engineer
14 10 (4.33%) DB2 Administrator
14 10 (4.33%) IT Analyst
14 10 (4.33%) Linux Infrastructure Engineer
14 10 (4.33%) Unix Infrastructure Engineer
14 10 (4.33%) Unix Linux Engineer
Libraries, Frameworks & Software Standards
1 30 (12.99%) LDAP
2 28 (12.12%) LAMP
3 15 (6.49%) 802.1X
4 9 (3.90%) .NET
5 7 (3.03%) Spring
6 6 (2.60%) Web Services
7 4 (1.73%) Oracle GoldenGate
8 3 (1.30%) Kafka
8 3 (1.30%) LEMP Stack
9 2 (0.87%) Apache Avro
9 2 (0.87%) GraphQL
9 2 (0.87%) JSON
9 2 (0.87%) REST
9 2 (0.87%) RESTful
9 2 (0.87%) SOAP
10 1 (0.43%) COM
10 1 (0.43%) CSS
10 1 (0.43%) HTML
10 1 (0.43%) jQuery
10 1 (0.43%) MSMQ
Miscellaneous
1 81 (35.06%) Clustering
2 39 (16.88%) Data Centre
3 25 (10.82%) IPTV
3 25 (10.82%) MPEG
3 25 (10.82%) Video\Live Streaming
4 17 (7.36%) Analytical Skills
5 16 (6.93%) Management Information System
6 12 (5.19%) Video Conferencing
7 9 (3.90%) Mainframe
7 9 (3.90%) Public Cloud
8 8 (3.46%) Hedge funds
9 5 (2.16%) Blackberry
9 5 (2.16%) Cloud Native
9 5 (2.16%) EMC VMAX
9 5 (2.16%) Self-Motivation
10 4 (1.73%) Foreign Exchange (FX)
10 4 (1.73%) Linux Command Line
10 4 (1.73%) Private Cloud
10 4 (1.73%) User Experience
11 3 (1.30%) SWIFT
Operating Systems
1 128 (55.41%) Windows
2 93 (40.26%) Linux
3 57 (24.68%) Windows Server
4 40 (17.32%) Windows 10
5 33 (14.29%) Windows Server 2012
6 27 (11.69%) Red Hat Enterprise Linux
7 26 (11.26%) CentOS
8 25 (10.82%) Ubuntu
9 24 (10.39%) Unix
10 14 (6.06%) Windows 7
11 13 (5.63%) Windows Server 2008
12 10 (4.33%) Solaris
13 9 (3.90%) Android
13 9 (3.90%) zOS
14 8 (3.46%) VMS
15 5 (2.16%) Data ONTAP
15 5 (2.16%) Windows Server 2003
16 4 (1.73%) Apple iOS
17 3 (1.30%) VyOS
18 2 (0.87%) Windows 8
Processes & Methodologies
1 41 (17.75%) Infrastructure Engineering
2 37 (16.02%) Performance Tuning
3 34 (14.72%) ITIL
4 32 (13.85%) Capacity Planning
5 31 (13.42%) Database Mirroring
6 29 (12.55%) Disaster Recovery
6 29 (12.55%) Migration
7 26 (11.26%) DevOps
8 25 (10.82%) High Availability
9 23 (9.96%) Agile Software Development
9 23 (9.96%) Configuration Management
10 22 (9.52%) ETL
11 20 (8.66%) Problem-Solving
12 18 (7.79%) Change Management
12 18 (7.79%) Data Management
12 18 (7.79%) Task Automation
13 17 (7.36%) Performance Monitoring
13 17 (7.36%) Project Management
13 17 (7.36%) Service Delivery
13 17 (7.36%) Time Management
Programming Languages
1 98 (42.42%) SQL
2 56 (24.24%) PowerShell
3 45 (19.48%) Bash Shell
4 31 (13.42%) T-SQL
5 27 (11.69%) PHP
6 22 (9.52%) Python
7 18 (7.79%) Shell Script
8 12 (5.19%) Java
9 10 (4.33%) C#
10 9 (3.90%) REXX
11 8 (3.46%) Korn
11 8 (3.46%) PL/SQL
12 5 (2.16%) Perl
13 4 (1.73%) C
13 4 (1.73%) Ruby
14 2 (0.87%) Go
14 2 (0.87%) VB
14 2 (0.87%) VBScript
15 1 (0.43%) JavaScript
Qualifications
1 42 (18.18%) Degree
2 16 (6.93%) Microsoft Certification
3 14 (6.06%) Cisco Certification
4 11 (4.76%) CCNP
5 10 (4.33%) CCDP
6 8 (3.46%) MCSA
7 5 (2.16%) MCITP
8 4 (1.73%) CCNA
8 4 (1.73%) MCSE
9 3 (1.30%) CCA
9 3 (1.30%) Citrix Certification
9 3 (1.30%) PRINCE2 Practitioner
10 2 (0.87%) Computer Science Degree
11 1 (0.43%) RHCE
11 1 (0.43%) VMware Certified Professional (VCP)
Quality Assurance & Compliance
1 19 (8.23%) SLA
2 6 (2.60%) QA
3 5 (2.16%) ISO/IEC 27001
4 3 (1.30%) Data Quality
5 1 (0.43%) COBIT
5 1 (0.43%) PCI DSS
System Software
1 66 (28.57%) VMware Infrastructure
2 65 (28.14%) Active Directory
3 22 (9.52%) Docker
4 12 (5.19%) Virtual Machines
4 12 (5.19%) XenDesktop
5 11 (4.76%) Hyper-V
6 10 (4.33%) DRBD
6 10 (4.33%) GlusterFS
7 9 (3.90%) Job Entry Subsystem
7 9 (3.90%) RACF
8 6 (2.60%) VMware ESXi
8 6 (2.60%) vSphere
8 6 (2.60%) XenApp
9 4 (1.73%) BitLocker
9 4 (1.73%) Virtual Desktop
10 3 (1.30%) Postfix
10 3 (1.30%) VMware Workstation
10 3 (1.30%) Xen
11 2 (0.87%) Varnish
12 1 (0.43%) Apache Flume
Systems Management
1 40 (17.32%) Puppet
2 28 (12.12%) Ansible
3 26 (11.26%) Nagios
4 25 (10.82%) ZABBIX
5 22 (9.52%) Opscode Chef
6 11 (4.76%) Terraform
7 10 (4.33%) Galera Cluster
8 9 (3.90%) MAINVIEW
8 9 (3.90%) Tivoli Storage Manager
9 8 (3.46%) Microsoft Clustering
9 8 (3.46%) SCCM
9 8 (3.46%) WhatsUp Gold
10 6 (2.60%) Failover Clustering
11 5 (2.16%) EMC VPLEX
11 5 (2.16%) Kubernetes
11 5 (2.16%) SnapMirror
11 5 (2.16%) SnapVault
12 4 (1.73%) Data Guard
12 4 (1.73%) Grafana
12 4 (1.73%) vCenter Server
Vendors
1 79 (34.20%) VMware
2 61 (26.41%) Microsoft
3 60 (25.97%) Red Hat
4 55 (23.81%) Cisco
5 38 (16.45%) Veeam
6 24 (10.39%) IBM
7 23 (9.96%) Oracle
8 18 (7.79%) Citrix
8 18 (7.79%) EMC
9 14 (6.06%) Percona
10 12 (5.19%) Veritas
11 11 (4.76%) Symantec
12 10 (4.33%) Extreme Networks
12 10 (4.33%) SaltStack
13 9 (3.90%) BMC
13 9 (3.90%) CA
13 9 (3.90%) CommVault
13 9 (3.90%) Sophos
14 8 (3.46%) CheckPoint
14 8 (3.46%) McAfee