Period
to 22 November 2017

The following table provides summary statistics for contract job vacancies advertised in Guildford with a requirement for Linux skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Linux over the 6 months to 22 November 2017 with a comparison to the same period in the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

Linux
Surrey > Guildford
6 months to
22 Nov 2017
Same period 2016 Same period 2015
Rank 7 7 4
Rank change year-on-year 0 -3 +1
Contract jobs citing Linux 33 23 37
As % of all contract IT jobs advertised in Guildford 14.22% 10.70% 16.37%
As % of the Operating Systems category 39.29% 37.10% 48.68%
Number of daily rates quoted 24 7 18
Guildford median daily rate £475 £425 £303
Median daily rate % change year-on-year +11.76% +40.50% -32.78%
10th Percentile £354 £389 £244
90th Percentile £513 £476 £399
Surrey median daily rate £433 £450 £400
% change year-on-year -3.83% +12.50% +6.67%
Number of hourly rates quoted 2 6 22
Guildford median hourly rate £16.50 £45.50 £37.50
Median hourly rate % change year-on-year -63.74% +21.33% -
10th Percentile £15.75 £41.38 £35.00
90th Percentile £17.25 £48.75 £40.00
Surrey median hourly rate £42.50 £41.00 £40.00
% change year-on-year +3.66% +2.50% -8.05%

Linux is in the Operating Systems category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Guildford with a requirement for operating system skills.

All Operating Systems
Guildford
Contract vacancies with a requirement for operating system skills 84 62 76
As % of all contract IT jobs advertised in Guildford 36.21% 28.84% 33.63%
Number of daily rates quoted 51 35 41
Guildford median daily rate £375 £325 £313
Median daily rate % change year-on-year +15.38% +4.00% -19.35%
10th Percentile £143 £152 £200
90th Percentile £513 £445 £400
Surrey median daily rate £425 £400 £400
% change year-on-year +6.25% - +14.29%
Number of hourly rates quoted 15 11 10
Guildford median hourly rate £14.00 £40.00 £15.75
Median hourly rate % change year-on-year -65.00% +153.97% +1.61%
10th Percentile £12.50 £12.25 £11.81
90th Percentile £19.00 £48.75 £40.00
Surrey median hourly rate £17.50 £27.50 £18.00
% change year-on-year -36.36% +52.78% +5.88%

Linux
Job Vacancy Trend in Guildford

Job postings citing Linux as a percentage of all IT jobs advertised in Guildford.

Job vacancy trend for Linux in Guildford

Linux
Contractor Daily Rate Trend in Guildford

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Linux in Guildford.

Contractor daily rate trend for Linux in Guildford

Linux
Contractor Daily Rate Histogram in Guildford

The daily rate distribution of IT jobs citing Linux in Guildford over the 6 months to 22 November 2017.

Contractor daily rate histogram for Linux in Guildford

Linux
Contractor Hourly Rate Trend in Guildford

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing Linux in Guildford.

Contractor hourly rate trend for Linux in Guildford

For the 6 months to 22 November 2017, IT contractor jobs citing Linux also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the Guildford region with a requirement for Linux.

1 16 (48.48%) Unix
2 13 (39.39%) Apache
2 13 (39.39%) Finance
2 13 (39.39%) Agile Software Development
2 13 (39.39%) Jenkins
3 12 (36.36%) Big Data
3 12 (36.36%) Java
4 11 (33.33%) J2EE
4 11 (33.33%) Red Hat
4 11 (33.33%) Hadoop
4 11 (33.33%) Kafka
5 10 (30.30%) Apache ZooKeeper
5 10 (30.30%) Apache Spark
5 10 (30.30%) Hadoop YARN
5 10 (30.30%) BDD
5 10 (30.30%) RabbitMQ
5 10 (30.30%) TDD
5 10 (30.30%) Spring
5 10 (30.30%) JSON
5 10 (30.30%) Middleware
6 9 (27.27%) REST
6 9 (27.27%) Unit Testing
6 9 (27.27%) System Testing
6 9 (27.27%) Spring Boot
7 8 (24.24%) RESTful
8 7 (21.21%) Windows
9 6 (18.18%) Python
9 6 (18.18%) Firewall
9 6 (18.18%) Git (software)
9 6 (18.18%) Puppet

Linux
Co-occurring IT Skills in Guildford 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 13 (39.39%) Apache
2 10 (30.30%) Apache Spark
3 3 (9.09%) SAS
4 2 (6.06%) nginx
5 1 (3.03%) Elasticsearch
Cloud Services
1 2 (6.06%) Amazon AWS
2 1 (3.03%) GitHub
Communications & Networking
1 6 (18.18%) Firewall
2 5 (15.15%) DNS
3 3 (9.09%) Asterisk PBX
3 3 (9.09%) CTI
3 3 (9.09%) HTTP
3 3 (9.09%) HTTPS
3 3 (9.09%) IPsec
3 3 (9.09%) LDAP
3 3 (9.09%) NAS
3 3 (9.09%) PBX
3 3 (9.09%) RTP
3 3 (9.09%) Softphone
3 3 (9.09%) SSH
3 3 (9.09%) VoIP
4 2 (6.06%) FTP
4 2 (6.06%) LAN
4 2 (6.06%) SMTP
4 2 (6.06%) VLAN
4 2 (6.06%) VPN
4 2 (6.06%) WAN
Database & Business Intelligence
1 12 (36.36%) Big Data
2 11 (33.33%) Hadoop
3 3 (9.09%) SAS EBI
4 2 (6.06%) MongoDB
4 2 (6.06%) MySQL
5 1 (3.03%) HBase
5 1 (3.03%) NoSQL
5 1 (3.03%) Oracle Database
5 1 (3.03%) Oracle Database 10g
5 1 (3.03%) Oracle Database 11g
5 1 (3.03%) Oracle Database 12c
5 1 (3.03%) Oracle9i Database
Development Applications
1 13 (39.39%) Jenkins
2 6 (18.18%) Git (software)
3 3 (9.09%) JIRA
4 2 (6.06%) Subversion
5 1 (3.03%) Sonatype Nexus
5 1 (3.03%) Visual Studio
General
1 13 (39.39%) Finance
2 1 (3.03%) Banking
2 1 (3.03%) Electronics
2 1 (3.03%) Games
2 1 (3.03%) Manufacturing
2 1 (3.03%) Marketing
2 1 (3.03%) Telecoms
Job Titles
1 13 (39.39%) Developer
2 10 (30.30%) Java Developer
3 4 (12.12%) Technical Engineer
4 3 (9.09%) Administrator
4 3 (9.09%) Analyst
4 3 (9.09%) Architect
4 3 (9.09%) DevOps Engineer
4 3 (9.09%) Operations Engineer
4 3 (9.09%) Platform Architect
4 3 (9.09%) Technical Architect
4 3 (9.09%) Technical Operations Engineer
5 2 (6.06%) DBA
5 2 (6.06%) Infrastructure Engineer
5 2 (6.06%) MySQL DBA
5 2 (6.06%) SAS Administrator
5 2 (6.06%) Service Analyst
5 2 (6.06%) Service Desk Analyst
6 1 (3.03%) Infrastructure Analyst
6 1 (3.03%) Support Engineer
6 1 (3.03%) Technical Support
Libraries, Frameworks & Software Standards
1 11 (33.33%) J2EE
1 11 (33.33%) Kafka
2 10 (30.30%) JSON
2 10 (30.30%) Middleware
2 10 (30.30%) RabbitMQ
2 10 (30.30%) Spring
3 9 (27.27%) REST
3 9 (27.27%) Spring Boot
4 8 (24.24%) RESTful
5 4 (12.12%) Web Services
6 3 (9.09%) JTAPI
6 3 (9.09%) RFC 2833
6 3 (9.09%) TAPI
7 1 (3.03%) .NET
7 1 (3.03%) Celery
7 1 (3.03%) CSS
7 1 (3.03%) HTML
Miscellaneous
1 3 (9.09%) Mainframe
2 1 (3.03%) Clustering
2 1 (3.03%) Linux Command Line
2 1 (3.03%) Replication
2 1 (3.03%) Smart Meter
Operating Systems
1 16 (48.48%) Unix
2 7 (21.21%) Windows
3 5 (15.15%) Ubuntu
4 4 (12.12%) CentOS
4 4 (12.12%) Debian
5 3 (9.09%) Fedora
5 3 (9.09%) MVS
5 3 (9.09%) Red Hat Enterprise Linux
5 3 (9.09%) Windows Server
5 3 (9.09%) Windows Server 2012
6 2 (6.06%) Apple iOS
6 2 (6.06%) Windows 7
Processes & Methodologies
1 13 (39.39%) Agile Software Development
2 10 (30.30%) BDD
2 10 (30.30%) TDD
3 9 (27.27%) System Testing
3 9 (27.27%) Unit Testing
4 5 (15.15%) Information Security
5 4 (12.12%) Information Security Management
5 4 (12.12%) ISMS
5 4 (12.12%) Security Management
6 3 (9.09%) DevOps
6 3 (9.09%) Dimensional Modelling
6 3 (9.09%) Presales
6 3 (9.09%) Process Management
6 3 (9.09%) Release Management
6 3 (9.09%) Scrum
7 2 (6.06%) ITIL
7 2 (6.06%) Performance Tuning
8 1 (3.03%) Cross-Platform Development
8 1 (3.03%) High Availability
8 1 (3.03%) Infrastructure Monitoring
Programming Languages
1 12 (36.36%) Java
2 6 (18.18%) Python
3 3 (9.09%) Bash Shell
3 3 (9.09%) Perl
3 3 (9.09%) PowerShell
4 2 (6.06%) C++
5 1 (3.03%) C
5 1 (3.03%) C#
5 1 (3.03%) JavaScript
5 1 (3.03%) PHP
5 1 (3.03%) PL/SQL
5 1 (3.03%) Ruby
5 1 (3.03%) SQL
Qualifications
1 2 (6.06%) SC Cleared
1 2 (6.06%) Security Cleared
Quality Assurance & Compliance
1 4 (12.12%) QA
2 3 (9.09%) ISO/IEC 27001
2 3 (9.09%) PA-DSS
2 3 (9.09%) PCI DSS
System Software
1 10 (30.30%) Apache ZooKeeper
2 3 (9.09%) VMware ESXi
2 3 (9.09%) VMware Infrastructure
3 2 (6.06%) Active Directory
4 1 (3.03%) Docker
4 1 (3.03%) HDFS
Systems Management
1 10 (30.30%) Hadoop YARN
2 6 (18.18%) Puppet
3 3 (9.09%) vCenter Server
4 2 (6.06%) Opscode Chef
4 2 (6.06%) Terraform
5 1 (3.03%) Ansible
5 1 (3.03%) Kubernetes
Vendors
1 11 (33.33%) Red Hat
2 5 (15.15%) VMware
3 4 (12.12%) Oracle
4 3 (9.09%) Cisco
4 3 (9.09%) Citrix
4 3 (9.09%) Cognos
5 1 (3.03%) SAP