The following table provides summary statistics for permanent job vacancies with a requirement for Defensive Programming skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Defensive Programming over the 3 months to 24 March 2017 with a comparison to the same period in the previous 2 years.

3 months to
24 Mar 2017
Same period 2016 Same period 2015
Defensive Programming
UK
Rank 852 942 956
Rank change year-on-year +90 +14  
Permanent jobs citing Defensive Programming 5 6 3
As % of all permanent IT jobs advertised in the UK 0.006% 0.006% 0.003%
As % of the Processes & Methodologies category 0.007% 0.007% 0.003%
Number of salaries quoted 5 6 3
Median salary £65,000 £41,500 £47,500
Median salary % change year-on-year +56.62% -12.63%  
UK excluding London median salary - £41,500 £47,500
% change year-on-year - -12.63%  

Defensive Programming is in the process and methodology skills category. The next table is for comparison with the above and provides summary statistics for all permanent job vacancies with a requirement for process and methodology skills.

Process & Methodology Skills
UK
Permanent job vacancies with a requirement for process and methodology skills 75650 91140 91950
As % of all permanent IT job vacancies advertised in the UK 89.04% 88.53% 87.02%
Number of salaries quoted 62160 75461 74357
Median salary £50,000 £50,000 £49,500
Median salary % change year-on-year - +1.01%  
90% offered a salary of more than £32,500 £32,500 £31,500
10% offered a salary of more than £77,500 £75,000 £75,000
UK excluding London median salary £45,000 £45,000 £43,000
% change year-on-year - +4.65%  

Defensive Programming
Job Vacancy Trend

The job posting trend of jobs advertised citing Defensive Programming as a proportion of all permanent or contract IT jobs with a match in the Processes & Methodologies category.

Job vacancy trend for Defensive Programming in the UK

Defensive Programming
Salary Trend

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

Salary trend for Defensive Programming in the UK

Defensive Programming
Top 3 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Defensive Programming within the UK over the 3 months to 24 March 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
England +98 5 £65,000 +56.62%
London - 5 £65,000 -
City of London - 1 £62,500 -

Defensive Programming
Top 30 Related IT Skills

For the 6 months to 24 March 2017, IT jobs citing Defensive Programming 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 Defensive Programming.

1 8 (100.00%) Java
1 8 (100.00%) SQL
1 8 (100.00%) Kafka
2 7 (87.50%) Amazon AWS
2 7 (87.50%) SOA
3 5 (62.50%) Eclipse
3 5 (62.50%) TCP/IP
3 5 (62.50%) SSL
3 5 (62.50%) Microsoft
3 5 (62.50%) SQL Server
3 5 (62.50%) C#
3 5 (62.50%) C++
3 5 (62.50%) Maven
3 5 (62.50%) RabbitMQ
3 5 (62.50%) Apache Qpid
3 5 (62.50%) ZeroMQ
4 4 (50.00%) Akka
4 4 (50.00%) Low Latency
4 4 (50.00%) Amazon Redshift
4 4 (50.00%) MS Excel
4 4 (50.00%) WebORB
4 4 (50.00%) Amazon Kinesis
4 4 (50.00%) ISO20022
4 4 (50.00%) CloudFront
4 4 (50.00%) Amazon RDS
4 4 (50.00%) Lightstreamer
4 4 (50.00%) Scala
4 4 (50.00%) Amazon EC2
4 4 (50.00%) Firewall
4 4 (50.00%) Finance

Defensive Programming
Top Related 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 5 (62.50%) Apache Qpid
2 4 (50.00%) Lightstreamer
2 4 (50.00%) WebORB
3 3 (37.50%) Apache
3 3 (37.50%) Elasticsearch
3 3 (37.50%) nginx
3 3 (37.50%) OpenStack
Applications
1 4 (50.00%) MS Excel
1 4 (50.00%) MS PowerPoint
Cloud Services
1 7 (87.50%) Amazon AWS
2 4 (50.00%) Amazon EC2
2 4 (50.00%) Amazon Kinesis
2 4 (50.00%) CloudFront
3 3 (37.50%) IaaS
3 3 (37.50%) Microsoft Azure
3 3 (37.50%) PaaS
Communications & Networking
1 5 (62.50%) SSL
1 5 (62.50%) TCP/IP
2 4 (50.00%) Firewall
2 4 (50.00%) Internet
3 3 (37.50%) HTTP
3 3 (37.50%) IPv4
Database & Business Intelligence
1 5 (62.50%) SQL Server
2 4 (50.00%) Amazon RDS
2 4 (50.00%) Amazon Redshift
3 3 (37.50%) Apache Cassandra
3 3 (37.50%) Big Data
3 3 (37.50%) Hadoop
3 3 (37.50%) MongoDB
3 3 (37.50%) Redis
3 3 (37.50%) Riak
Development Applications
1 5 (62.50%) Eclipse
1 5 (62.50%) Maven
2 4 (50.00%) Visual Studio
3 3 (37.50%) Bugzilla
3 3 (37.50%) Git (software)
3 3 (37.50%) Jenkins
3 3 (37.50%) JIRA
3 3 (37.50%) Selenium
3 3 (37.50%) Subversion
3 3 (37.50%) Trac
General
1 4 (50.00%) Finance
Job Titles
1 8 (100.00%) Developer
2 4 (50.00%) Java Developer
3 3 (37.50%) Big Data Developer
3 3 (37.50%) Open Source Developer
4 1 (12.50%) Software Developer
Libraries, Frameworks & Software Standards
1 8 (100.00%) Kafka
2 5 (62.50%) RabbitMQ
2 5 (62.50%) ZeroMQ
3 4 (50.00%) Akka
3 4 (50.00%) FpML
4 3 (37.50%) AngularJS
4 3 (37.50%) FIX Protocol
4 3 (37.50%) HTML
4 3 (37.50%) JSON
4 3 (37.50%) REST
4 3 (37.50%) Twitter Bootstrap
4 3 (37.50%) WebSockets
4 3 (37.50%) XML
Miscellaneous
1 3 (37.50%) PKI
Operating Systems
1 3 (37.50%) Linux
1 3 (37.50%) Red Hat Enterprise Linux
Processes & Methodologies
1 7 (87.50%) SOA
2 4 (50.00%) Low Latency
2 4 (50.00%) Multithreading
3 3 (37.50%) Agile Software Development
3 3 (37.50%) Automated Testing
3 3 (37.50%) Customer Requirements
3 3 (37.50%) High Availability
3 3 (37.50%) Logistics
3 3 (37.50%) Memory Management
3 3 (37.50%) Open Source
3 3 (37.50%) Open Source Development
3 3 (37.50%) Test Automation
3 3 (37.50%) User Stories
Programming Languages
1 8 (100.00%) Java
1 8 (100.00%) SQL
2 5 (62.50%) C#
2 5 (62.50%) C++
3 4 (50.00%) Scala
4 3 (37.50%) Bash Shell
4 3 (37.50%) JavaScript
4 3 (37.50%) Python
Qualifications
1 3 (37.50%) SC Cleared
1 3 (37.50%) Security Cleared
Quality Assurance & Compliance
1 4 (50.00%) ISO20022
System Software
1 3 (37.50%) Apache ZooKeeper
1 3 (37.50%) Docker
1 3 (37.50%) HDFS
1 3 (37.50%) KVM
1 3 (37.50%) VirtualBox
1 3 (37.50%) VMware Infrastructure
Systems Management
1 3 (37.50%) Ambari
1 3 (37.50%) Hadoop YARN
1 3 (37.50%) Kibana
Vendors
1 5 (62.50%) Microsoft
2 3 (37.50%) Red Hat
2 3 (37.50%) VMware