Period
to 19 November 2017

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

VoiceXML (VXML)
UK
6 months to
19 Nov 2017
Same period 2016 Same period 2015
Rank 1189 1195 1246
Rank change year-on-year +6 +51 +47
Permanent jobs citing VXML 9 23 62
As % of all permanent IT jobs advertised in the UK 0.005% 0.012% 0.028%
As % of the Libraries, Frameworks & Software Standards category 0.013% 0.031% 0.075%
Number of salaries quoted 5 9 51
UK median annual salary £47,500 £55,000 £57,500
Median salary % change year-on-year -13.64% -4.35% +21.05%
10th Percentile £37,500 £50,000 £26,250
90th Percentile £55,500 £70,000 £68,750
UK excluding London median annual salary £46,250 £55,000 £63,750
% change year-on-year -15.91% -13.73% +6.25%

VXML is in the Software Libraries and Frameworks category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies with a requirement for technical specification, industry standards, software libraries and framework skills.

All Software Libraries and Frameworks
UK
Permanent vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 71570 73527 82974
As % of all permanent IT jobs advertised in the UK 40.15% 38.97% 37.96%
Number of salaries quoted 59439 63800 70927
UK median annual salary £50,000 £47,500 £45,000
Median salary % change year-on-year +5.26% +5.56% +1.12%
10th Percentile £29,750 £28,750 £27,500
90th Percentile £77,500 £76,250 £73,750
UK excluding London median annual salary £42,500 £42,000 £40,000
% change year-on-year +1.19% +5.00% -

VXML
Job Vacancy Trend

Job postings citing VXML as a percentage of all IT jobs advertised.

Job vacancy trend for VXML in the UK

VXML
Salary Trend

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

Salary trend for VXML in the UK

VXML
Salary Histogram

The salary distribution of IT jobs citing VXML over the 6 months to 19 November 2017.

Salary histogram for VXML in the UK

VXML
Top 6 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing VXML within the UK 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
UK excluding London +29 8 £46,250 -15.91%
England +34 5 £47,500 -13.64%
North of England +4 4 £46,250 -15.91%
North West 0 4 £46,250 -
Scotland -10 4 - -
London +5 1 £60,000 -20.00%

For the 6 months to 19 November 2017, IT jobs citing VXML also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads with a requirement for VXML.

1 5 (55.56%) Telecoms
1 5 (55.56%) CCXML
2 4 (44.44%) JSON
2 4 (44.44%) IMAP
2 4 (44.44%) Relational Database
2 4 (44.44%) SS7
2 4 (44.44%) IVR
2 4 (44.44%) Ruby
2 4 (44.44%) JUnit
2 4 (44.44%) SOAP
2 4 (44.44%) Web Services
2 4 (44.44%) XML
2 4 (44.44%) Unix
2 4 (44.44%) Java
2 4 (44.44%) SQL
2 4 (44.44%) Python
2 4 (44.44%) CRM
2 4 (44.44%) SMTP
2 4 (44.44%) HTTP
3 3 (33.33%) Shell Script
3 3 (33.33%) REST
3 3 (33.33%) Social Media
3 3 (33.33%) Linux Command Line
3 3 (33.33%) Test Automation
4 1 (11.11%) Degree
4 1 (11.11%) Configuration Management
4 1 (11.11%) RTP
4 1 (11.11%) LAMP
4 1 (11.11%) PostgreSQL
4 1 (11.11%) TCP/IP

VXML
Co-occurring IT Skills 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 1 (11.11%) Apache
1 1 (11.11%) nginx
1 1 (11.11%) Tomcat
Applications
1 1 (11.11%) Microsoft Excel
Cloud Services
1 1 (11.11%) Amazon AWS
1 1 (11.11%) IBM Cloud
1 1 (11.11%) SoftLayer
Communications & Networking
1 4 (44.44%) HTTP
1 4 (44.44%) IMAP
1 4 (44.44%) SMTP
1 4 (44.44%) SS7
2 1 (11.11%) Asterisk PBX
2 1 (11.11%) Reverse Proxy
2 1 (11.11%) RTP
2 1 (11.11%) TCP/IP
Database & Business Intelligence
1 4 (44.44%) Relational Database
2 1 (11.11%) Amazon DynamoDB
2 1 (11.11%) Amazon Redshift
2 1 (11.11%) Couchbase
2 1 (11.11%) MongoDB
2 1 (11.11%) MySQL
2 1 (11.11%) NoSQL
2 1 (11.11%) PostgreSQL
2 1 (11.11%) Redis
Development Applications
1 4 (44.44%) JUnit
2 1 (11.11%) Git (software)
General
1 5 (55.56%) Telecoms
Job Titles
1 4 (44.44%) Analyst
1 4 (44.44%) Developer
1 4 (44.44%) Java Developer
2 3 (33.33%) Customer Analyst
3 2 (22.22%) Senior Developer
3 2 (22.22%) Senior Java Developer
4 1 (11.11%) Cloud Engineer
4 1 (11.11%) DevOps Engineer
4 1 (11.11%) DevOps Systems Engineer
4 1 (11.11%) Junior
4 1 (11.11%) Junior Developer
4 1 (11.11%) Junior Java Developer
4 1 (11.11%) Linux DevOps Engineer
4 1 (11.11%) Linux Engineer
4 1 (11.11%) Linux Scripter
4 1 (11.11%) Linux Systems Engineer
4 1 (11.11%) Linux/Unix DevOps
4 1 (11.11%) Systems Engineer
Libraries, Frameworks & Software Standards
1 5 (55.56%) CCXML
2 4 (44.44%) JSON
2 4 (44.44%) SOAP
2 4 (44.44%) Web Services
2 4 (44.44%) XML
3 3 (33.33%) REST
4 1 (11.11%) Elastic Stack
4 1 (11.11%) FreeSWITCH
4 1 (11.11%) Kafka
4 1 (11.11%) LAMP
4 1 (11.11%) LEMP Stack
4 1 (11.11%) Memcached
4 1 (11.11%) RESTful
Miscellaneous
1 4 (44.44%) IVR
2 3 (33.33%) Linux Command Line
2 3 (33.33%) Social Media
3 1 (11.11%) Analytical Skills
3 1 (11.11%) Computer Science
3 1 (11.11%) Data Centre
Operating Systems
1 4 (44.44%) Unix
2 1 (11.11%) Linux
Processes & Methodologies
1 4 (44.44%) CRM
2 3 (33.33%) Test Automation
3 1 (11.11%) Actionable Insight
3 1 (11.11%) Analytics
3 1 (11.11%) Configuration Management
3 1 (11.11%) Customer-Centricity
3 1 (11.11%) DevOps
3 1 (11.11%) High Availability
Programming Languages
1 4 (44.44%) Java
1 4 (44.44%) Python
1 4 (44.44%) Ruby
1 4 (44.44%) SQL
2 3 (33.33%) Shell Script
3 1 (11.11%) Bash Shell
Qualifications
1 1 (11.11%) Computer Science Degree
1 1 (11.11%) Degree
1 1 (11.11%) Master's Degree
System Software
1 1 (11.11%) Apache ZooKeeper
1 1 (11.11%) Kamailio
Systems Management
1 1 (11.11%) Ansible
1 1 (11.11%) Consul
1 1 (11.11%) Grafana
1 1 (11.11%) Graphite
1 1 (11.11%) HAProxy
1 1 (11.11%) Icinga
1 1 (11.11%) Puppet
1 1 (11.11%) Riemann
Vendors
1 1 (11.11%) Rackspace