Job Vacancy Trend Daily Rate Trend Daily Rate Histogram Hourly Rate Trend Job Locations Skill Sets
Period
to 18 September 2018

The following table provides summary statistics for contract job vacancies advertised in Central London with a requirement for Unix skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Unix over the 6 months to 18 September 2018 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.

Unix
London > Central London
6 months to
18 Sep 2018		 Same period 2017 Same period 2016
Rank 66 45 38
Rank change year-on-year -21 -7 -8
Contract jobs citing Unix 344 385 462
As % of all contract IT jobs advertised in Central London 3.77% 4.83% 5.65%
As % of the Operating Systems category 18.91% 23.63% 26.29%
Number of daily rates quoted 266 299 381
Central London median daily rate £525 £525 £475
Median daily rate % change year-on-year - +10.53% -
10th Percentile £394 £363 £356
90th Percentile £625 £675 £663
London median daily rate £540 £525 £475
% change year-on-year +2.86% +10.53% +1.33%
Number of hourly rates quoted 1 1 5
Central London median hourly rate £22.50 £27.50 £27.50
Median hourly rate % change year-on-year -18.18% - +20.46%
10th Percentile £21.25 £27.50 £19.65
90th Percentile £23.75 £27.50 £28.75
London median hourly rate £22.50 £29.88 £27.50
% change year-on-year -24.69% +8.64% +19.57%

Unix 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 Central London with a requirement for operating system skills.

All Operating Systems
Central London
Contract vacancies with a requirement for operating system skills 1,819 1,629 1,757
As % of all contract IT jobs advertised in Central London 19.92% 20.45% 21.48%
Number of daily rates quoted 1,369 1,236 1,375
Central London median daily rate £475 £475 £463
Median daily rate % change year-on-year - +2.70% +8.82%
10th Percentile £166 £209 £263
90th Percentile £638 £638 £625
London median daily rate £488 £475 £450
% change year-on-year +2.63% +5.56% +5.88%
Number of hourly rates quoted 85 59 41
Central London median hourly rate £18.70 £18.00 £17.50
Median hourly rate % change year-on-year +3.89% +2.86% -2.78%
10th Percentile £14.32 £11.70 £11.25
90th Percentile £25.30 £30.30 £28.75
London median hourly rate £18.70 £20.00 £17.50
% change year-on-year -6.50% +14.29% -2.78%

Unix
Job Vacancy Trend in Central London

Job postings citing Unix as a percentage of all IT jobs advertised in Central London.

Job vacancy trend for Unix in Central London

Unix
Contractor Daily Rate Trend in Central London

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Unix in Central London.

Contractor daily rate trend for Unix in Central London

Unix
Contractor Daily Rate Histogram in Central London

The daily rate distribution of IT jobs citing Unix in Central London over the 6 months to 18 September 2018.

Contractor daily rate histogram for Unix in Central London

Unix
Contractor Hourly Rate Trend in Central London

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing Unix in Central London.

Contractor hourly rate trend for Unix in Central London

Unix
Contract Job Locations in Central London

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Unix within the Central London region over the 6 months to 18 September 2018. 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
Contract
IT Job Ads		 Median
Daily Rate
Past 6 Months		 Median Daily Rate
% Change
on Same Period
Last Year		 Live
Job
Vacancies
City of London -25 273 £525 -2.33% 85
West End of London -12 23 £575 +43.75% 6
Southwark - 21 £525 -
City of Westminster +13 17 £550 +29.41% 1
Camden +7 9 £575 -
Unix
London

For the 6 months to 18 September 2018, IT contractor jobs citing Unix also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all contract job ads across the Central London region with a requirement for Unix.

1 175 (50.87%) Linux
2 147 (42.73%) Java
3 137 (39.83%) Finance
4 131 (38.08%) Agile Software Development
5 93 (27.03%) Python
6 88 (25.58%) Amazon AWS
7 83 (24.13%) Banking
8 80 (23.26%) SQL
9 77 (22.38%) Windows
10 75 (21.80%) Jenkins
11 74 (21.51%) Git (software)
12 70 (20.35%) Test Automation
13 66 (19.19%) Oracle
14 63 (18.31%) SQL Server
15 60 (17.44%) Relational Database
16 58 (16.86%) DevOps
17 57 (16.57%) REST
18 54 (15.70%) TDD
19 53 (15.41%) Spring
20 51 (14.83%) Ansible
20 51 (14.83%) Docker
21 50 (14.53%) Continuous Integration
22 46 (13.37%) HTML
23 45 (13.08%) Middleware
23 45 (13.08%) Bash Shell
24 42 (12.21%) Investment Banking
25 40 (11.63%) Scrum
25 40 (11.63%) Opscode Chef
26 39 (11.34%) Shell Script
27 37 (10.76%) JIRA

Unix
Co-occurring IT Skills in Central London 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 28 (8.14%) Apache
2 25 (7.27%) Confluence
3 19 (5.52%) JBoss
4 15 (4.36%) Elasticsearch
4 15 (4.36%) SAS
4 15 (4.36%) WebLogic
5 13 (3.78%) Tomcat
6 12 (3.49%) WebSphere
7 9 (2.62%) Apache Spark
8 5 (1.45%) Cloud Foundry
8 5 (1.45%) nginx
9 4 (1.16%) IIS
9 4 (1.16%) Jupyter
9 4 (1.16%) WebSphere Application Server
10 3 (0.87%) Apache Solr
10 3 (0.87%) IBM HTTP Server
10 3 (0.87%) MS Exchange
11 2 (0.58%) CMS
11 2 (0.58%) Jetty
11 2 (0.58%) Mule
Applications
1 15 (4.36%) Microsoft Excel
1 15 (4.36%) MS Visio
2 1 (0.29%) Microsoft Office
2 1 (0.29%) Microsoft Project
2 1 (0.29%) Spreadsheet
Business Applications
1 18 (5.23%) Actimize
2 10 (2.91%) Salesforce.com CRM
3 8 (2.33%) Temenos T24
4 6 (1.74%) Temenos Globus
5 3 (0.87%) Sentinel
6 2 (0.58%) Advent Portfolio Exchange
7 1 (0.29%) BusinessWorks
7 1 (0.29%) Kondor
7 1 (0.29%) MetaTrader
7 1 (0.29%) Oracle BPM
7 1 (0.29%) Oracle Retail
7 1 (0.29%) RMDS
7 1 (0.29%) SunGard Martini
Cloud Services
1 88 (25.58%) Amazon AWS
2 23 (6.69%) Amazon EC2
2 23 (6.69%) GitHub
2 23 (6.69%) Virtual Private Cloud
3 22 (6.40%) Amazon S3
4 21 (6.10%) Microsoft Azure
5 16 (4.65%) Google Cloud Platform
6 12 (3.49%) AWS Lambda
6 12 (3.49%) Serverless
7 9 (2.62%) Amazon CloudWatch
7 9 (2.62%) CloudFront
7 9 (2.62%) Route 53
8 8 (2.33%) PaaS
9 5 (1.45%) IaaS
10 4 (1.16%) IBM Cloud
10 4 (1.16%) npm
10 4 (1.16%) SaaS
11 3 (0.87%) Office 365
11 3 (0.87%) OpenShift
12 2 (0.58%) Datadog
Communications & Networking
1 30 (8.72%) HTTP
2 24 (6.98%) TCP/IP
3 18 (5.23%) Firewall
4 10 (2.91%) Network Security
5 9 (2.62%) VPN
6 8 (2.33%) DNS
6 8 (2.33%) LAN
7 7 (2.03%) Internet
7 7 (2.03%) WAN
8 6 (1.74%) Junos
8 6 (1.74%) OSPF
8 6 (1.74%) SSL
9 5 (1.45%) BGP
9 5 (1.45%) SAN
9 5 (1.45%) SSH
10 4 (1.16%) IPsec
10 4 (1.16%) Multicast
10 4 (1.16%) NAS
11 3 (0.87%) Cisco ISE
11 3 (0.87%) Cisco Nexus
Database & Business Intelligence
1 63 (18.31%) SQL Server
2 60 (17.44%) Relational Database
3 31 (9.01%) NoSQL
4 27 (7.85%) MySQL
5 25 (7.27%) Big Data
5 25 (7.27%) MongoDB
6 24 (6.98%) Hadoop
7 18 (5.23%) Apache Hive
8 17 (4.94%) RDBMS
9 15 (4.36%) Sqoop
10 13 (3.78%) Impala
11 12 (3.49%) Apache Cassandra
11 12 (3.49%) PostgreSQL
12 11 (3.20%) Neo4j
13 9 (2.62%) Amazon RDS
14 7 (2.03%) Couchbase
15 6 (1.74%) Oracle Database
16 5 (1.45%) KDB
17 4 (1.16%) Data Warehouse
17 4 (1.16%) Hazelcast
Development Applications
1 75 (21.80%) Jenkins
2 74 (21.51%) Git (software)
3 37 (10.76%) JIRA
4 34 (9.88%) Cucumber
5 30 (8.72%) Mockito
6 24 (6.98%) Maven
6 24 (6.98%) Selenium
7 22 (6.40%) JUnit
8 17 (4.94%) Gradle
9 14 (4.07%) Subversion
10 11 (3.20%) IntelliJ
10 11 (3.20%) Sonatype Nexus
11 7 (2.03%) JIRA Agile
11 7 (2.03%) TeamCity
12 6 (1.74%) GitLab
13 5 (1.45%) Artifactory
13 5 (1.45%) GoCD
14 4 (1.16%) IBM UrbanCode
14 4 (1.16%) Robot Framework
14 4 (1.16%) Vagrant
General
1 137 (39.83%) Finance
2 83 (24.13%) Banking
3 42 (12.21%) Investment Banking
4 26 (7.56%) Front Office
5 24 (6.98%) Back Office
6 22 (6.40%) Financial Institution
7 8 (2.33%) Advertising
8 7 (2.03%) Retail
9 5 (1.45%) Legal
10 3 (0.87%) Publishing
10 3 (0.87%) Retail Banking
11 2 (0.58%) Corporate Banking
11 2 (0.58%) Multimedia
12 1 (0.29%) German Language
12 1 (0.29%) Marketing
12 1 (0.29%) Telecoms
Job Titles
1 110 (31.98%) Developer
2 68 (19.77%) Java Developer
3 53 (15.41%) Analyst
4 35 (10.17%) DevOps Engineer
5 27 (7.85%) Support Analyst
6 25 (7.27%) Consultant
7 21 (6.10%) AWS Engineer
7 21 (6.10%) Full Stack Developer
8 19 (5.52%) AWS DevOps
8 19 (5.52%) AWS DevOps Engineer
9 17 (4.94%) Cloud Engineer
10 16 (4.65%) Architect
11 15 (4.36%) Linux Engineer
12 14 (4.07%) Platform Engineer
13 13 (3.78%) Administrator
14 12 (3.49%) Systems Analyst
15 11 (3.20%) Security Engineer
16 10 (2.91%) Applications Support
16 10 (2.91%) Senior Developer
16 10 (2.91%) Systems Administrator
Libraries, Frameworks & Software Standards
1 57 (16.57%) REST
2 53 (15.41%) Spring
3 46 (13.37%) HTML
4 45 (13.08%) Middleware
5 34 (9.88%) Web Services
6 31 (9.01%) Node.js
7 29 (8.43%) Hibernate
8 28 (8.14%) React
9 27 (7.85%) XML
10 25 (7.27%) Dropwizard
11 19 (5.52%) AngularJS
11 19 (5.52%) Redux
12 18 (5.23%) RESTful
13 17 (4.94%) Java EE
14 16 (4.65%) FIX Protocol
14 16 (4.65%) Twitter Bootstrap
15 15 (4.36%) Angular 2
16 14 (4.07%) Gherkin
17 12 (3.49%) J2EE
17 12 (3.49%) JMS
Miscellaneous
1 22 (6.40%) Analytical Skills
1 22 (6.40%) Linux Command Line
2 20 (5.81%) Foreign Exchange (FX)
3 15 (4.36%) Computer Science
3 15 (4.36%) Wiki
4 13 (3.78%) Algorithms
5 11 (3.20%) Fintech
5 11 (3.20%) Fixed Income
6 10 (2.91%) Data Structures
7 9 (2.62%) Equities
8 7 (2.03%) Public Cloud
9 6 (1.74%) Data Centre
9 6 (1.74%) Hedge funds
9 6 (1.74%) PKI
10 5 (1.45%) Derivative
10 5 (1.45%) SWIFT
11 4 (1.16%) Cloud Native
11 4 (1.16%) User Experience
11 4 (1.16%) Virtual Team
12 3 (0.87%) Hybrid Cloud
Operating Systems
1 175 (50.87%) Linux
2 77 (22.38%) Windows
3 24 (6.98%) Red Hat Enterprise Linux
4 18 (5.23%) Solaris
5 17 (4.94%) Mac OS X
6 15 (4.36%) Windows Server
7 8 (2.33%) Apple iOS
8 6 (1.74%) AIX
8 6 (1.74%) SUSE Linux Enterprise Server
9 5 (1.45%) Ubuntu
10 4 (1.16%) Android
10 4 (1.16%) Mac OS
10 4 (1.16%) Windows 7
11 3 (0.87%) Windows 10
11 3 (0.87%) Windows Server 2008
12 2 (0.58%) CentOS
12 2 (0.58%) Oracle Linux
12 2 (0.58%) SUSE
12 2 (0.58%) Windows Server 2003
12 2 (0.58%) Windows XP
Processes & Methodologies
1 131 (38.08%) Agile Software Development
2 70 (20.35%) Test Automation
3 58 (16.86%) DevOps
4 54 (15.70%) TDD
5 50 (14.53%) Continuous Integration
6 40 (11.63%) Scrum
7 31 (9.01%) BDD
8 29 (8.43%) OO
9 25 (7.27%) Configuration Management
9 25 (7.27%) Migration
10 20 (5.81%) ETL
10 20 (5.81%) ITIL
10 20 (5.81%) Multithreading
10 20 (5.81%) Web Development
11 19 (5.52%) Continuous Delivery
12 18 (5.23%) Pair Programming
13 17 (4.94%) Anti-Money Laundering
13 17 (4.94%) Build Automation
13 17 (4.94%) Data Analysis
13 17 (4.94%) Unit Testing
Programming Languages
1 147 (42.73%) Java
2 93 (27.03%) Python
3 80 (23.26%) SQL
4 45 (13.08%) Bash Shell
5 39 (11.34%) Shell Script
6 34 (9.88%) JavaScript
7 27 (7.85%) Perl
8 20 (5.81%) Groovy
9 18 (5.23%) PowerShell
9 18 (5.23%) Ruby
10 16 (4.65%) C++
10 16 (4.65%) Go
10 16 (4.65%) Java 8
10 16 (4.65%) Korn
11 15 (4.36%) Scala
12 9 (2.62%) C#
13 8 (2.33%) PHP
14 7 (2.03%) C
15 5 (1.45%) PL/SQL
16 4 (1.16%) ANSI SQL
Qualifications
1 14 (4.07%) AWS Certification
2 11 (3.20%) Cisco Certification
2 11 (3.20%) CISSP
3 10 (2.91%) Degree
4 8 (2.33%) Security Cleared
5 7 (2.03%) CCNA
5 7 (2.03%) CISM
6 4 (1.16%) CEH
6 4 (1.16%) Computer Science Degree
6 4 (1.16%) SANS
6 4 (1.16%) SC Cleared
7 3 (0.87%) CCNP
7 3 (0.87%) CCSA
7 3 (0.87%) CISA
7 3 (0.87%) MCSE
7 3 (0.87%) Microsoft Certification
8 2 (0.58%) CCIE
8 2 (0.58%) CCSP
8 2 (0.58%) DV Cleared
8 2 (0.58%) ITIL Certification
Quality Assurance & Compliance
1 13 (3.78%) QA
2 4 (1.16%) ISO/IEC 27001
2 4 (1.16%) SLA
3 3 (0.87%) SEPA
4 2 (0.58%) ISO/IEC 27005
4 2 (0.58%) MiFID
4 2 (0.58%) NIST 800
5 1 (0.29%) COBIT
5 1 (0.29%) COREP
5 1 (0.29%) Cyber Essentials
5 1 (0.29%) Disclosure Scotland
5 1 (0.29%) Dodd-Frank
5 1 (0.29%) EMIR
5 1 (0.29%) FINREP
5 1 (0.29%) GCP
5 1 (0.29%) GDPR
5 1 (0.29%) TARGET2
System Software
1 51 (14.83%) Docker
2 16 (4.65%) HDFS
3 14 (4.07%) Active Directory
4 12 (3.49%) VMware Infrastructure
5 7 (2.03%) VMware ESXi
6 4 (1.16%) Hyper-V
6 4 (1.16%) VirtualBox
7 3 (0.87%) KVM
7 3 (0.87%) Virtual Desktop
7 3 (0.87%) vSphere
8 2 (0.58%) OpenAM
8 2 (0.58%) ProxySG
9 1 (0.29%) Apache ZooKeeper
9 1 (0.29%) NFS
9 1 (0.29%) Oracle RAC
9 1 (0.29%) pfSense
9 1 (0.29%) Virtual Servers
9 1 (0.29%) Xen
Systems Management
1 51 (14.83%) Ansible
2 40 (11.63%) Opscode Chef
3 37 (10.76%) Puppet
4 28 (8.14%) Kubernetes
5 22 (6.40%) Terraform
6 16 (4.65%) Hadoop YARN
7 12 (3.49%) Prometheus
8 10 (2.91%) Control-M
9 9 (2.62%) Grafana
9 9 (2.62%) Kibana
9 9 (2.62%) logstash
10 5 (1.45%) Nagios
10 5 (1.45%) Single Sign-On
11 4 (1.16%) Consul
12 3 (0.87%) CA Spectrum
12 3 (0.87%) Docker Swarm
12 3 (0.87%) Netcool
12 3 (0.87%) Tivoli Identity Manager
13 2 (0.58%) NetBackup
13 2 (0.58%) OpenView Configuration Management
Vendors
1 66 (19.19%) Oracle
2 33 (9.59%) IBM
3 23 (6.69%) Google
4 22 (6.40%) Red Hat
5 19 (5.52%) VMware
6 18 (5.23%) Splunk
7 15 (4.36%) SAP
7 15 (4.36%) Sybase
8 14 (4.07%) Cisco
8 14 (4.07%) Cloudera
9 12 (3.49%) CyberArk
10 11 (3.20%) Atlassian
10 11 (3.20%) Salesforce.com
10 11 (3.20%) TIBCO
11 10 (2.91%) CA
12 9 (2.62%) AppDynamics
12 9 (2.62%) HP
12 9 (2.62%) Juniper
13 8 (2.33%) Bloomberg
13 8 (2.33%) Microsoft