Period
to 17 August 2019

The following table provides summary statistics for contract job vacancies advertised in the City of 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 17 August 2019 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
Central London > City of London
6 months to
17 Aug 2019
Same period 2018 Same period 2017
Rank 80 61 36
Rank change year-on-year -19 -25 -6
Contract jobs citing Unix 193 270 348
As % of all contract IT jobs advertised in the City of London 2.97% 3.83% 5.27%
As % of the Operating Systems category 15.13% 18.82% 25.14%
Number of daily rates quoted 143 217 270
City of London median daily rate £538 £550 £550
Median daily rate % change year-on-year -2.27% - +15.79%
10th Percentile £402 £400 £320
90th Percentile £697 £638 £675
Central London median daily rate £525 £544 £544
% change year-on-year -3.45% - +14.47%
Number of hourly rates quoted 1 1 0
City of London median hourly rate £47.50 £22.50 -
Median hourly rate % change year-on-year +111.11% - -
Central London median hourly rate £47.50 £22.50 -
% change year-on-year +111.11% - -

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 the City of London with a requirement for operating system skills.

All Operating Systems
City of London
Contract vacancies with a requirement for operating system skills 1,276 1,435 1,384
As % of all contract IT jobs advertised in the City of London 19.62% 20.37% 20.94%
Number of daily rates quoted 976 1,097 1,064
City of London median daily rate £475 £500 £475
Median daily rate % change year-on-year -5.00% +5.26% -
10th Percentile £171 £198 £210
90th Percentile £650 £663 £650
Central London median daily rate £475 £488 £475
% change year-on-year -2.56% +2.63% +2.70%
Number of hourly rates quoted 33 77 39
City of London median hourly rate £21.00 £18.70 £17.00
Median hourly rate % change year-on-year +12.30% +10.00% -10.53%
10th Percentile £12.04 £14.80 £12.25
90th Percentile £44.80 £25.20 £30.30
Central London median hourly rate £21.00 £18.70 £18.10
% change year-on-year +12.30% +3.31% +3.43%

Unix
Job Vacancy Trend in the City of London

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

Job vacancy trend for Unix in the City of London

Unix
Contractor Daily Rate Trend in the City of London

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

Contractor daily rate trend for Unix in the City of London

Unix
Contractor Daily Rate Histogram in the City of London

The daily rate distribution of IT jobs citing Unix in the City of London over the 6 months to 17 August 2019.

Contractor daily rate histogram for Unix in the City of London

Unix
Contractor Hourly Rate Trend in the City of London

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

Contractor hourly rate trend for Unix in the City of London

Unix
Contract Job Locations in the City of 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 City of London region over the 6 months to 17 August 2019. 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
London Bridge -33 7 £550 +4.76%
Moorgate -8 1 - -
Unix
Central London

For the 6 months to 17 August 2019, 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 City of London region with a requirement for Unix.

1 138 (71.50%) Linux
2 94 (48.70%) Finance
3 70 (36.27%) Agile Software Development
4 65 (33.68%) Java
5 64 (33.16%) Python
6 55 (28.50%) SQL
6 55 (28.50%) Windows
7 53 (27.46%) DevOps
8 43 (22.28%) Banking
9 42 (21.76%) JIRA
9 42 (21.76%) Jenkins
10 39 (20.21%) Docker
11 36 (18.65%) Amazon AWS
12 33 (17.10%) Ansible
13 32 (16.58%) Perl
14 31 (16.06%) Confluence
15 29 (15.03%) Git (software)
16 27 (13.99%) Apache Spark
16 27 (13.99%) Problem-Solving
17 26 (13.47%) Oracle
17 26 (13.47%) Hadoop
18 25 (12.95%) Spring
19 24 (12.44%) Web Services
20 23 (11.92%) Node.js
21 22 (11.40%) SQL Server
21 22 (11.40%) JavaScript
21 22 (11.40%) HTML
22 19 (9.84%) CSS
22 19 (9.84%) Solaris
22 19 (9.84%) TDD

Unix
Co-occurring IT Skills in the City of 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 31 (16.06%) Confluence
2 27 (13.99%) Apache Spark
3 15 (7.77%) Apache
4 11 (5.70%) Elasticsearch
5 6 (3.11%) JBoss
6 5 (2.59%) Tomcat
7 4 (2.07%) IIS
7 4 (2.07%) Oracle Workflow
8 3 (1.55%) CMS
8 3 (1.55%) Oracle SOA Suite
8 3 (1.55%) WebLogic
9 2 (1.04%) Adobe Experience Manager
9 2 (1.04%) Apache Solr
9 2 (1.04%) Cloud Foundry
9 2 (1.04%) IBM HTTP Server
9 2 (1.04%) WebSphere
10 1 (0.52%) Appian
10 1 (0.52%) nginx
10 1 (0.52%) OpenStack
10 1 (0.52%) SilverStripe
Applications
1 5 (2.59%) MS Visio
2 4 (2.07%) Microsoft Excel
3 3 (1.55%) Microsoft Office
3 3 (1.55%) Microsoft PowerPoint
Business Applications
1 5 (2.59%) Oracle Assets
1 5 (2.59%) Oracle Cash Management
1 5 (2.59%) Oracle FAH
1 5 (2.59%) Oracle General Ledger
1 5 (2.59%) Oracle Internet Expenses
1 5 (2.59%) Oracle iProcurement
1 5 (2.59%) Oracle Payables
1 5 (2.59%) Oracle Procure-to-Pay
1 5 (2.59%) Oracle Receivables
1 5 (2.59%) Oracle Subledger Accounting
1 5 (2.59%) Salesforce.com CRM
2 2 (1.04%) BusinessWorks
3 1 (0.52%) Global One
3 1 (0.52%) Remedy ITSM
3 1 (0.52%) RMDS
3 1 (0.52%) WebTrends
Cloud Services
1 36 (18.65%) Amazon AWS
2 19 (9.84%) GitHub
2 19 (9.84%) Microsoft Azure
3 18 (9.33%) Serverless
4 17 (8.81%) AWS Lambda
5 16 (8.29%) Amazon S3
6 14 (7.25%) Amazon EC2
7 13 (6.74%) Virtual Private Cloud
8 12 (6.22%) Amazon ECS
8 12 (6.22%) Route 53
9 11 (5.70%) PaaS
10 8 (4.15%) Amazon CloudWatch
10 8 (4.15%) SaaS
11 6 (3.11%) AWS CloudFormation
11 6 (3.11%) CloudFront
11 6 (3.11%) Office 365
12 4 (2.07%) IaaS
13 3 (1.55%) Datadog
13 3 (1.55%) Google Analytics
13 3 (1.55%) Google Cloud Platform
Communications & Networking
1 16 (8.29%) Firewall
1 16 (8.29%) TCP/IP
2 12 (6.22%) BGP
2 12 (6.22%) OSPF
3 11 (5.70%) LAN
4 10 (5.18%) Cisco IOS
4 10 (5.18%) DNS
4 10 (5.18%) Intrusion Detection
4 10 (5.18%) WAN
5 9 (4.66%) HTTP
5 9 (4.66%) IPsec
5 9 (4.66%) Wireless
6 8 (4.15%) NX-OS
7 7 (3.63%) Internet
7 7 (3.63%) Network Security
7 7 (3.63%) VPN
8 6 (3.11%) BIG-IP
8 6 (3.11%) MPLS
8 6 (3.11%) SAN
8 6 (3.11%) VoIP
Database & Business Intelligence
1 26 (13.47%) Hadoop
2 22 (11.40%) SQL Server
3 14 (7.25%) HBase
4 12 (6.22%) Data Warehouse
5 11 (5.70%) Apache Hive
6 10 (5.18%) Big Data
6 10 (5.18%) MySQL
6 10 (5.18%) Relational Database
7 9 (4.66%) Amazon RDS
7 9 (4.66%) Oracle Database
8 6 (3.11%) Oracle Reports
9 5 (2.59%) MongoDB
9 5 (2.59%) Oracle BI Publisher
9 5 (2.59%) Oracle ODI
9 5 (2.59%) PostgreSQL
9 5 (2.59%) Presto
9 5 (2.59%) RDBMS
9 5 (2.59%) Spark SQL
9 5 (2.59%) Sqoop
10 3 (1.55%) SQL Server 2014
Development Applications
1 42 (21.76%) Jenkins
1 42 (21.76%) JIRA
2 29 (15.03%) Git (software)
3 11 (5.70%) Travis CI
4 7 (3.63%) IBM UrbanCode
4 7 (3.63%) RStudio
5 6 (3.11%) gulp
5 6 (3.11%) JUnit
5 6 (3.11%) TeamCity
6 5 (2.59%) CircleCI
6 5 (2.59%) Grunt
6 5 (2.59%) webpack
7 4 (2.07%) git-flow
7 4 (2.07%) PostCSS
7 4 (2.07%) Subversion
8 3 (1.55%) Cucumber
8 3 (1.55%) Mockito
8 3 (1.55%) Selenium
9 2 (1.04%) jMock
9 2 (1.04%) Maven
General
1 94 (48.70%) Finance
2 43 (22.28%) Banking
3 16 (8.29%) Front Office
4 14 (7.25%) Investment Banking
5 7 (3.63%) Retail Banking
6 5 (2.59%) Financial Institution
6 5 (2.59%) Games
6 5 (2.59%) International Banking
6 5 (2.59%) Retail
7 4 (2.07%) Back Office
8 3 (1.55%) Law
9 2 (1.04%) Publishing
9 2 (1.04%) Telecoms
10 1 (0.52%) Advertising
10 1 (0.52%) Arabic Language
10 1 (0.52%) Electronics
10 1 (0.52%) Legal
10 1 (0.52%) Marketing
Job Titles
1 43 (22.28%) Developer
2 27 (13.99%) Analyst
3 26 (13.47%) DevOps Engineer
4 17 (8.81%) Java Developer
4 17 (8.81%) Unix Engineer
5 16 (8.29%) AWS DevOps
5 16 (8.29%) AWS DevOps Engineer
5 16 (8.29%) AWS Engineer
6 14 (7.25%) Architect
6 14 (7.25%) Support Analyst
7 11 (5.70%) DevOps Engineer - Fintech
8 10 (5.18%) Applications Support
8 10 (5.18%) Network Engineer
9 9 (4.66%) Data Engineer
9 9 (4.66%) Hadoop Engineer
10 8 (4.15%) Consultant
11 7 (3.63%) Administrator
11 7 (3.63%) Applications Support Analyst
11 7 (3.63%) Full Stack Developer
11 7 (3.63%) Java Hadoop Developer
Libraries, Frameworks & Software Standards
1 25 (12.95%) Spring
2 24 (12.44%) Web Services
3 23 (11.92%) Node.js
4 22 (11.40%) HTML
5 19 (9.84%) CSS
6 13 (6.74%) REST
6 13 (6.74%) XML
7 12 (6.22%) FIX Protocol
7 12 (6.22%) Kafka
8 11 (5.70%) AngularJS
8 11 (5.70%) RESTful
9 9 (4.66%) Spring Boot
10 8 (4.15%) Elastic Stack
10 8 (4.15%) React
10 8 (4.15%) Redux
10 8 (4.15%) SOAP
11 7 (3.63%) HTML5
11 7 (3.63%) JSON
11 7 (3.63%) PySpark
12 6 (3.11%) Sass
Miscellaneous
1 19 (9.84%) Linux Command Line
2 17 (8.81%) Equities
3 12 (6.22%) Analytical Skills
4 10 (5.18%) Management Information System
5 7 (3.63%) Data Centre
5 7 (3.63%) PKI
5 7 (3.63%) User Experience
6 6 (3.11%) Cloud Native
7 5 (2.59%) Analytical Mindset
7 5 (2.59%) Foreign Exchange (FX)
8 4 (2.07%) Client/Server
8 4 (2.07%) Derivative
8 4 (2.07%) Security Operations Centre
9 3 (1.55%) Data Structures
9 3 (1.55%) Enterprise Software
9 3 (1.55%) Fixed Income
10 2 (1.04%) Greenfield Project
10 2 (1.04%) HACMP
10 2 (1.04%) Hedge funds
10 2 (1.04%) Self-Motivation
Operating Systems
1 138 (71.50%) Linux
2 55 (28.50%) Windows
3 19 (9.84%) Solaris
4 16 (8.29%) Windows Server
5 11 (5.70%) Red Hat Enterprise Linux
6 7 (3.63%) Mac OS X
7 5 (2.59%) Windows 10
8 4 (2.07%) AIX
9 3 (1.55%) Apple iOS
9 3 (1.55%) Check Point GAiA
9 3 (1.55%) Windows 7
10 2 (1.04%) Android
10 2 (1.04%) Windows Server 2003
10 2 (1.04%) Windows Server 2008
10 2 (1.04%) Windows Server 2012
10 2 (1.04%) zOS
11 1 (0.52%) SUSE
11 1 (0.52%) VMS
Processes & Methodologies
1 70 (36.27%) Agile Software Development
2 53 (27.46%) DevOps
3 27 (13.99%) Problem-Solving
4 19 (9.84%) TDD
5 18 (9.33%) Configuration Management
6 15 (7.77%) Change Management
6 15 (7.77%) Fintech
6 15 (7.77%) SIEM
7 14 (7.25%) ITIL
7 14 (7.25%) Migration
7 14 (7.25%) Test Automation
8 13 (6.74%) Analytics
9 12 (6.22%) Computer Science
9 12 (6.22%) Data Science
9 12 (6.22%) Web Development
10 11 (5.70%) Continuous Integration
10 11 (5.70%) Information Security
10 11 (5.70%) Microservices
10 11 (5.70%) Performance Tuning
10 11 (5.70%) Scrum
Programming Languages
1 65 (33.68%) Java
2 64 (33.16%) Python
3 55 (28.50%) SQL
4 32 (16.58%) Perl
5 22 (11.40%) JavaScript
6 19 (9.84%) Scala
7 17 (8.81%) Bash Shell
8 15 (7.77%) R
9 14 (7.25%) Shell Script
10 9 (4.66%) PL/SQL
11 8 (4.15%) Korn
12 7 (3.63%) Java 8
12 7 (3.63%) Ruby
13 5 (2.59%) C#
14 4 (2.07%) Go
14 4 (2.07%) PowerShell
14 4 (2.07%) T-SQL
15 3 (1.55%) C++
15 3 (1.55%) C-shell
15 3 (1.55%) TypeScript
Qualifications
1 14 (7.25%) Degree
2 8 (4.15%) Cisco Certification
3 7 (3.63%) AWS Certification
3 7 (3.63%) CISSP
4 5 (2.59%) CCIE
4 5 (2.59%) CCNP
4 5 (2.59%) ITIL Certification
5 4 (2.07%) Security Cleared
6 3 (1.55%) Check Point Certification
6 3 (1.55%) HNC
6 3 (1.55%) HND
7 2 (1.04%) Computer Science Degree
8 1 (0.52%) CCIE Collaboration
8 1 (0.52%) CCIE Data Center
8 1 (0.52%) CCIE Routing and Switching
8 1 (0.52%) IISP
8 1 (0.52%) MCP
8 1 (0.52%) RHCSA
8 1 (0.52%) SAFe Agilist
8 1 (0.52%) SANS
Quality Assurance & Compliance
1 5 (2.59%) QA
2 3 (1.55%) MiFID
3 2 (1.04%) Data Quality
4 1 (0.52%) PCI DSS
4 1 (0.52%) SLA
4 1 (0.52%) WCAG
System Software
1 39 (20.21%) Docker
2 10 (5.18%) HDFS
3 6 (3.11%) Active Directory
4 4 (2.07%) ProxySG
4 4 (2.07%) VMware Infrastructure
5 3 (1.55%) Cronacle
5 3 (1.55%) KVM
5 3 (1.55%) Veritas File System
5 3 (1.55%) Veritas Volume Manager
6 2 (1.04%) Oracle RAC
7 1 (0.52%) Hyper-V
7 1 (0.52%) RHEV
7 1 (0.52%) Varnish
7 1 (0.52%) Veritas Cluster Server
7 1 (0.52%) zsh
Systems Management
1 33 (17.10%) Ansible
2 19 (9.84%) Terraform
3 18 (9.33%) Opscode Chef
4 14 (7.25%) Kubernetes
5 11 (5.70%) Hadoop YARN
6 10 (5.18%) Puppet
7 4 (2.07%) Iperf
8 3 (1.55%) CSIRT
8 3 (1.55%) Kibana
8 3 (1.55%) logstash
8 3 (1.55%) Marathon
8 3 (1.55%) Mesos
8 3 (1.55%) Norton AntiVirus
8 3 (1.55%) SCCM
9 2 (1.04%) Control-M
9 2 (1.04%) NetBackup
9 2 (1.04%) QRadar
9 2 (1.04%) Red Hat Satellite
9 2 (1.04%) Single Sign-On
9 2 (1.04%) vRealize
Vendors
1 26 (13.47%) Oracle
2 18 (9.33%) Cisco
2 18 (9.33%) Microsoft
3 12 (6.22%) Atlassian
3 12 (6.22%) F5
3 12 (6.22%) Red Hat
3 12 (6.22%) Splunk
4 10 (5.18%) VMware
5 9 (4.66%) Google
6 8 (4.15%) Sun
7 7 (3.63%) Sybase
8 6 (3.11%) CheckPoint
9 5 (2.59%) CyberArk
9 5 (2.59%) IBM
9 5 (2.59%) Salesforce.com
9 5 (2.59%) Veritas
10 4 (2.07%) ArcSight
10 4 (2.07%) Blue Coat
10 4 (2.07%) Palo Alto
10 4 (2.07%) TIBCO