The following table provides summary statistics for permanent job vacancies advertised in Hertfordshire with a requirement for Informix skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Informix over the 3 months to 22 June 2017 with a comparison to the same period in the previous 2 years.

IBM Informix
East of England / Hertfordshire
3 months to
22 Jun 2017
Same period 2016 Same period 2015
Rank 145 140 172
Rank change year-on-year -5 +32  
Permanent jobs citing Informix 1 8 2
As % of all permanent IT jobs advertised in Hertfordshire 0.048% 0.35% 0.070%
As % of the Database & Business Intelligence category 0.18% 1.40% 0.22%
Number of salaries quoted 1 2 2
Median salary £32,500 £40,000 £40,000
Median salary % change year-on-year -18.75% -  
UK excluding London median salary £37,500 £47,500 £41,250
% change year-on-year -21.05% +15.15%  

Informix is in the database and business intelligence skills category. The next table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in Hertfordshire with a requirement for database and business intelligence skills.

Database & Business Intelligence Skills
Hertfordshire
Permanent job vacancies with a requirement for database and business intelligence skills 541 571 902
As % of all permanent IT job vacancies advertised in Hertfordshire 25.77% 24.70% 31.47%
Number of salaries quoted 483 493 752
Median salary £47,000 £50,000 £47,500
Median salary % change year-on-year -6.00% +5.26%  
90% offered a salary of more than £35,000 £32,500 £30,500
10% offered a salary of more than £65,000 £60,000 £65,000
UK excluding London median salary £42,500 £42,500 £41,500
% change year-on-year - +2.40%  

Informix
Job Vacancy Trend in Hertfordshire

The job posting trend of jobs advertised in Hertfordshire citing Informix as a proportion of all permanent or contract IT jobs with a match in the Database & Business Intelligence category.

Job vacancy trend for Informix in Hertfordshire

Informix
Salary Trend in Hertfordshire

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

Salary trend for Informix in Hertfordshire

Informix
Job Locations in Hertfordshire

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Informix within the Hertfordshire region over the 3 months to 22 June 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Last 3 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
Hatfield -6 1 £32,500 -
Informix
East of England

For the 6 months to 22 June 2017, IT jobs citing Informix 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 Hertfordshire region with a requirement for Informix.

1 3 (100.00%) T-SQL
1 3 (100.00%) SQL Server
1 3 (100.00%) SAP
1 3 (100.00%) Windows
1 3 (100.00%) Linux
1 3 (100.00%) Microsoft
1 3 (100.00%) Avaya
1 3 (100.00%) Red Hat
1 3 (100.00%) Remedy
1 3 (100.00%) Red Hat Enterprise Linux
2 1 (33.33%) Capacity Management

Informix
Co-occurring IT Skills in Hertfordshire 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:

Database & Business Intelligence
1 3 (100.00%) SQL Server
Job Titles
1 3 (100.00%) Analyst
Operating Systems
1 3 (100.00%) Linux
1 3 (100.00%) Red Hat Enterprise Linux
1 3 (100.00%) Windows
Processes & Methodologies
1 1 (33.33%) Capacity Management
Programming Languages
1 3 (100.00%) T-SQL
Vendors
1 3 (100.00%) Avaya
1 3 (100.00%) Microsoft
1 3 (100.00%) Red Hat
1 3 (100.00%) Remedy
1 3 (100.00%) SAP