Period
to 19 November 2017

The following table provides summary statistics for permanent job vacancies advertised in Essex with a requirement for High Availability skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited High Availability over the 6 months to 19 November 2017 with a comparison to the same period in the previous 2 years.

High Availability
6 months to
19 Nov 2017
Same period 2016 Same period 2015
Rank 79 108 83
Rank change year-on-year +29 -25 -25
Permanent jobs citing High Availability 30 30 69
As % of all permanent IT jobs advertised in Essex 2.16% 1.41% 2.62%
As % of the Processes & Methodologies category 2.55% 1.60% 3.12%
Number of salaries quoted 29 25 36
Essex median annual salary £33,000 £35,000 £43,250
Median salary % change year-on-year -5.71% -19.08% +15.33%
10th Percentile £31,500 £32,500 £34,063
90th Percentile £75,000 £63,750 £53,750
East of England median annual salary £50,000 £55,000 £50,000
% change year-on-year -9.09% +10.00% -

High Availability 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 Essex with a requirement for process or methodology skills.

All Process and Methodology Skills
Essex
Permanent vacancies with a requirement for process or methodology skills 1177 1870 2211
As % of all permanent IT jobs advertised in Essex 84.62% 87.88% 84.00%
Number of salaries quoted 977 1430 1607
Essex median annual salary £45,000 £45,000 £40,000
Median salary % change year-on-year - +12.50% -11.11%
10th Percentile £27,300 £27,500 £24,000
90th Percentile £66,250 £68,750 £67,500
East of England median annual salary £47,500 £45,000 £45,000
% change year-on-year +5.56% - +3.45%

High Availability
Job Vacancy Trend in Essex

Job postings citing High Availability as a percentage of all IT jobs advertised in Essex.

Job vacancy trend for High Availability in Essex

High Availability
Salary Trend in Essex

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing High Availability in Essex.

Salary trend for High Availability in Essex

High Availability
Salary Histogram in Essex

The salary distribution of IT jobs citing High Availability in Essex over the 6 months to 19 November 2017.

Salary histogram for High Availability in Essex

High Availability
Job Locations in Essex

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing High Availability within the Essex region over the 6 months to 19 November 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
Chelmsford - 2 £75,000 -
Brentwood +30 1 - -
Billericay - 1 £50,000 -
Colchester - 1 £50,000 -
High Availability
East of England

For the 6 months to 19 November 2017, IT jobs citing High Availability 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 Essex region with a requirement for High Availability.

1 25 (83.33%) SQL
1 25 (83.33%) SQL Server
2 23 (76.67%) Performance Tuning
3 19 (63.33%) Oracle
4 18 (60.00%) Linux
4 18 (60.00%) Disaster Recovery
4 18 (60.00%) SQL Server 2014
4 18 (60.00%) SQL Server 2012
5 16 (53.33%) Oracle Database 11g
5 16 (53.33%) Oracle Database
6 15 (50.00%) Data Guard
6 15 (50.00%) Oracle Database 12c
6 15 (50.00%) Oracle RMAN
6 15 (50.00%) ITIL
6 15 (50.00%) Unix
6 15 (50.00%) PL/SQL
6 15 (50.00%) OCP
6 15 (50.00%) Oracle Certification
6 15 (50.00%) Shell Script
7 9 (30.00%) Microsoft
7 9 (30.00%) Microsoft Certification
8 8 (26.67%) Business Intelligence
9 6 (20.00%) T-SQL
9 6 (20.00%) Analytical Skills
10 5 (16.67%) SQL Server 2008
10 5 (16.67%) Microsoft Excel
10 5 (16.67%) E-Commerce
10 5 (16.67%) Replication
11 4 (13.33%) Finance
11 4 (13.33%) Manufacturing

High Availability
Co-occurring IT Skills in Essex 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 2 (6.67%) IIS
Applications
1 5 (16.67%) Microsoft Excel
Business Applications
1 4 (13.33%) SAP ERP
Database & Business Intelligence
1 25 (83.33%) SQL Server
2 18 (60.00%) SQL Server 2012
2 18 (60.00%) SQL Server 2014
3 16 (53.33%) Oracle Database
3 16 (53.33%) Oracle Database 11g
4 15 (50.00%) Oracle Database 12c
5 5 (16.67%) SQL Server 2008
6 4 (13.33%) RDBMS
6 4 (13.33%) Relational Database
6 4 (13.33%) SQL Server 2005
7 3 (10.00%) Hadoop
7 3 (10.00%) MySQL
7 3 (10.00%) NoSQL
7 3 (10.00%) SQL Server 2000
7 3 (10.00%) SQL Server Analysis Services
7 3 (10.00%) SQL Server Integration Services
7 3 (10.00%) SQL Server Reporting Services
8 2 (6.67%) MongoDB
9 1 (3.33%) DTS
9 1 (3.33%) Oracle Database 10g
Development Applications
1 2 (6.67%) Octopus Deploy
1 2 (6.67%) Team Foundation Server
1 2 (6.67%) TeamCity
1 2 (6.67%) Visual Studio
2 1 (3.33%) Git (software)
General
1 4 (13.33%) Finance
1 4 (13.33%) French Language
1 4 (13.33%) Manufacturing
1 4 (13.33%) Pharmaceutical
Job Titles
1 22 (73.33%) DBA
2 19 (63.33%) Administrator
3 15 (50.00%) Oracle DBA
4 7 (23.33%) SQL DBA
5 6 (20.00%) SQL Server DBA
6 4 (13.33%) Head of IT
7 2 (6.67%) Customer Communications Manager
7 2 (6.67%) DevOps Manager
7 2 (6.67%) IT Manager
7 2 (6.67%) SAP Manager
7 2 (6.67%) Systems Manager
8 1 (3.33%) Applications Specialist
8 1 (3.33%) Applications Support
8 1 (3.33%) Applications Support Specialist
8 1 (3.33%) C++ Developer
8 1 (3.33%) Developer
8 1 (3.33%) E-Commerce Specialist
8 1 (3.33%) E-Commerce Support
8 1 (3.33%) Support Specialist
Libraries, Frameworks & Software Standards
1 3 (10.00%) .NET
2 2 (6.67%) ASP.NET
Miscellaneous
1 6 (20.00%) Analytical Skills
2 5 (16.67%) Replication
3 3 (10.00%) Data Protection Act
Operating Systems
1 18 (60.00%) Linux
2 15 (50.00%) Unix
3 4 (13.33%) Windows
3 4 (13.33%) Windows Server
4 1 (3.33%) Red Hat Enterprise Linux
Processes & Methodologies
1 23 (76.67%) Performance Tuning
2 18 (60.00%) Disaster Recovery
3 15 (50.00%) ITIL
4 8 (26.67%) Business Intelligence
5 5 (16.67%) E-Commerce
6 4 (13.33%) Business Development
6 4 (13.33%) ERP
6 4 (13.33%) Matrix Organization
6 4 (13.33%) Project Management
7 3 (10.00%) Agile Software Development
7 3 (10.00%) Data Protection
7 3 (10.00%) DevOps
7 3 (10.00%) Waterfall
8 2 (6.67%) Document Composition
8 2 (6.67%) Information Security
8 2 (6.67%) Information Security Management
8 2 (6.67%) ISMS
8 2 (6.67%) Mentoring
8 2 (6.67%) SDLC
8 2 (6.67%) Security Management
Programming Languages
1 25 (83.33%) SQL
2 15 (50.00%) PL/SQL
2 15 (50.00%) Shell Script
3 6 (20.00%) T-SQL
4 2 (6.67%) C#
4 2 (6.67%) Perl
4 2 (6.67%) PowerShell
5 1 (3.33%) C++
5 1 (3.33%) Java
Qualifications
1 15 (50.00%) OCP
1 15 (50.00%) Oracle Certification
2 9 (30.00%) Microsoft Certification
3 3 (10.00%) MCITP
3 3 (10.00%) MCTS
4 1 (3.33%) MCSA
Quality Assurance & Compliance
1 3 (10.00%) GDPR
1 3 (10.00%) PCI DSS
System Software
1 3 (10.00%) Active Directory
Systems Management
1 15 (50.00%) Data Guard
1 15 (50.00%) Oracle RMAN
Vendors
1 19 (63.33%) Oracle
2 9 (30.00%) Microsoft
3 4 (13.33%) SAP
4 1 (3.33%) Ingenico
4 1 (3.33%) VeriFone