Period
to 16 December 2018

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 16 December 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
Central London > City of London
6 months to
16 Dec 2018
Same period 2017 Same period 2016
Rank 66 42 33
Rank change year-on-year -24 -9 -5
Contract jobs citing Unix 263 361 383
As % of all contract IT jobs advertised in the City of London 3.73% 5.05% 5.86%
As % of the Operating Systems category 18.21% 25.00% 27.85%
Number of daily rates quoted 189 281 299
City of London median daily rate £525 £500 £500
Median daily rate % change year-on-year +5.00% - -
10th Percentile £358 £368 £384
90th Percentile £640 £675 £675
Central London median daily rate £525 £500 £475
% change year-on-year +5.00% +5.21% -4.95%
Number of hourly rates quoted 1 3 5
City of London median hourly rate £22.50 £27.50 £27.50
Median hourly rate % change year-on-year -18.18% - +6.38%
10th Percentile £21.25 £27.50 £19.65
90th Percentile £23.75 £59.50 £28.75
Central London median hourly rate £22.50 £27.50 £27.50
% change year-on-year -18.18% - +6.38%

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 1,444 1,444 1,375
As % of all contract IT jobs advertised in the City of London 20.46% 20.21% 21.05%
Number of daily rates quoted 1,087 1,132 1,076
City of London median daily rate £475 £483 £457
Median daily rate % change year-on-year -1.55% +5.64% +3.28%
10th Percentile £150 £213 £284
90th Percentile £638 £675 £625
Central London median daily rate £475 £475 £450
% change year-on-year - +5.56% +2.74%
Number of hourly rates quoted 70 54 25
City of London median hourly rate £18.70 £15.50 £19.00
Median hourly rate % change year-on-year +20.65% -18.42% +5.56%
10th Percentile £13.90 £11.25 £11.75
90th Percentile £25.50 £26.98 £42.00
Central London median hourly rate £18.70 £17.00 £17.98
% change year-on-year +10.00% -5.42% -0.08%

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 16 December 2018.

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 16 December 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
London Bridge - 18 £525 -
Moorgate - 2 £475 -
Unix
Central London

For the 6 months to 16 December 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 City of London region with a requirement for Unix.

1 135 (51.33%) Linux
2 115 (43.73%) Java
3 109 (41.44%) Agile Software Development
4 103 (39.16%) Finance
5 72 (27.38%) SQL
6 71 (27.00%) Banking
7 67 (25.48%) Windows
8 63 (23.95%) Python
9 60 (22.81%) SQL Server
10 58 (22.05%) Oracle
11 55 (20.91%) Jenkins
12 53 (20.15%) Relational Database
13 51 (19.39%) Test Automation
14 47 (17.87%) JIRA
15 45 (17.11%) Git (software)
15 45 (17.11%) Amazon AWS
16 42 (15.97%) Spring
16 42 (15.97%) JavaScript
17 40 (15.21%) REST
18 37 (14.07%) Continuous Integration
18 37 (14.07%) Investment Banking
19 36 (13.69%) HTML
20 35 (13.31%) Ansible
21 34 (12.93%) DevOps
21 34 (12.93%) TDD
22 33 (12.55%) Confluence
22 33 (12.55%) Scrum
23 32 (12.17%) BDD
23 32 (12.17%) Docker
23 32 (12.17%) React

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 33 (12.55%) Confluence
2 31 (11.79%) Apache
3 24 (9.13%) JBoss
4 16 (6.08%) WebLogic
5 13 (4.94%) SAS
6 10 (3.80%) Elasticsearch
7 9 (3.42%) Apache Spark
8 7 (2.66%) Cloud Foundry
9 6 (2.28%) WebSphere
10 5 (1.90%) Mule
10 5 (1.90%) Tomcat
11 4 (1.52%) MS Exchange
12 3 (1.14%) Adobe Experience Manager
12 3 (1.14%) CMS
12 3 (1.14%) Oracle Workflow
12 3 (1.14%) SharePoint
12 3 (1.14%) WordPress
13 2 (0.76%) Apache Solr
13 2 (0.76%) CICS
13 2 (0.76%) IIS
Applications
1 13 (4.94%) MS Visio
2 10 (3.80%) Microsoft Excel
3 3 (1.14%) Microsoft Office
4 1 (0.38%) Microsoft Project
Business Applications
1 13 (4.94%) Actimize
2 10 (3.80%) Salesforce.com CRM
3 3 (1.14%) Oracle Applications
3 3 (1.14%) Oracle EBS
4 2 (0.76%) Sentinel
5 1 (0.38%) 3000 Xtra
5 1 (0.38%) BusinessWorks
5 1 (0.38%) ION MarketView
5 1 (0.38%) Kondor
5 1 (0.38%) LatentZero
5 1 (0.38%) MetaTrader
5 1 (0.38%) Oracle BPM
5 1 (0.38%) Oracle Retail
5 1 (0.38%) RMDS
5 1 (0.38%) SunGard Martini
5 1 (0.38%) Temenos T24
Cloud Services
1 45 (17.11%) Amazon AWS
2 14 (5.32%) Microsoft Azure
2 14 (5.32%) Virtual Private Cloud
3 13 (4.94%) Amazon EC2
3 13 (4.94%) Amazon S3
4 10 (3.80%) GitHub
5 8 (3.04%) Google Cloud Platform
6 6 (2.28%) Datadog
6 6 (2.28%) IBM Cloud
7 5 (1.90%) Office 365
7 5 (1.90%) PaaS
8 4 (1.52%) Amazon CloudWatch
8 4 (1.52%) AWS CloudFormation
8 4 (1.52%) SaaS
9 3 (1.14%) AWS Lambda
9 3 (1.14%) CloudFront
9 3 (1.14%) Serverless
10 2 (0.76%) OneDrive
10 2 (0.76%) OpenShift
10 2 (0.76%) Route 53
Communications & Networking
1 19 (7.22%) TCP/IP
2 16 (6.08%) HTTP
3 14 (5.32%) Firewall
4 12 (4.56%) VPN
5 10 (3.80%) DNS
6 9 (3.42%) Internet
7 8 (3.04%) SSL
7 8 (3.04%) WAN
8 7 (2.66%) BGP
8 7 (2.66%) DHCP
8 7 (2.66%) LAN
8 7 (2.66%) OSPF
8 7 (2.66%) VoIP
8 7 (2.66%) Wireless
9 6 (2.28%) Cisco ASA
9 6 (2.28%) Cisco Nexus
9 6 (2.28%) IPsec
10 4 (1.52%) Junos
10 4 (1.52%) SAN
10 4 (1.52%) SNMP
Database & Business Intelligence
1 60 (22.81%) SQL Server
2 53 (20.15%) Relational Database
3 24 (9.13%) Hadoop
4 21 (7.98%) RDBMS
5 18 (6.84%) Impala
6 17 (6.46%) Big Data
6 17 (6.46%) MySQL
7 16 (6.08%) NoSQL
8 12 (4.56%) Apache Hive
9 11 (4.18%) MongoDB
9 11 (4.18%) Sqoop
10 8 (3.04%) Apache Kudu
10 8 (3.04%) Data Warehouse
11 6 (2.28%) PostgreSQL
12 5 (1.90%) DB2
13 4 (1.52%) Data Mining
13 4 (1.52%) KDB
13 4 (1.52%) Neo4j
13 4 (1.52%) Oracle Database
14 3 (1.14%) Oracle BI Publisher
Development Applications
1 55 (20.91%) Jenkins
2 47 (17.87%) JIRA
3 45 (17.11%) Git (software)
4 30 (11.41%) Cucumber
5 26 (9.89%) Selenium
6 25 (9.51%) Maven
7 18 (6.84%) JUnit
7 18 (6.84%) Subversion
8 14 (5.32%) jMock
9 11 (4.18%) Mockito
10 10 (3.80%) Sonatype Nexus
11 9 (3.42%) Atlassian Bamboo
11 9 (3.42%) FishEye
12 7 (2.66%) Hudson
12 7 (2.66%) JIRA Agile
13 6 (2.28%) Gradle
14 5 (1.90%) Appium
14 5 (1.90%) GitLab
14 5 (1.90%) SpecFlow
15 4 (1.52%) Robot Framework
General
1 103 (39.16%) Finance
2 71 (27.00%) Banking
3 37 (14.07%) Investment Banking
4 28 (10.65%) Front Office
5 19 (7.22%) Back Office
5 19 (7.22%) Financial Institution
6 14 (5.32%) Retail Banking
7 6 (2.28%) Advertising
7 6 (2.28%) Retail
8 4 (1.52%) Manufacturing
9 2 (0.76%) Marketing
9 2 (0.76%) Multimedia
10 1 (0.38%) Billing
10 1 (0.38%) Law
10 1 (0.38%) Publishing
10 1 (0.38%) Telecoms
Job Titles
1 87 (33.08%) Developer
2 59 (22.43%) Java Developer
3 30 (11.41%) Analyst
4 22 (8.37%) DevOps Engineer
5 21 (7.98%) Full Stack Developer
6 19 (7.22%) Consultant
7 18 (6.84%) Support Analyst
8 11 (4.18%) Linux Engineer
9 10 (3.80%) Architect
9 10 (3.80%) Platform Engineer
10 9 (3.42%) Administrator
10 9 (3.42%) Salesforce Analyst
11 8 (3.04%) Business Analyst
11 8 (3.04%) Production Support Analyst
11 8 (3.04%) Salesforce Support
11 8 (3.04%) Systems Administrator
12 7 (2.66%) Apache Spark Developer
12 7 (2.66%) C# Developer
13 6 (2.28%) Fraud Business Analyst
13 6 (2.28%) Wintel Engineer
Libraries, Frameworks & Software Standards
1 42 (15.97%) Spring
2 40 (15.21%) REST
3 36 (13.69%) HTML
4 32 (12.17%) React
5 30 (11.41%) Middleware
5 30 (11.41%) XML
6 25 (9.51%) Hibernate
7 24 (9.13%) AngularJS
7 24 (9.13%) Node.js
7 24 (9.13%) Web Services
8 23 (8.75%) Twitter Bootstrap
9 21 (7.98%) Angular 2
9 21 (7.98%) Redux
10 14 (5.32%) .NET
11 11 (4.18%) Java EE
11 11 (4.18%) JMS
12 10 (3.80%) FIX Protocol
12 10 (3.80%) Gherkin
13 9 (3.42%) HTML5
13 9 (3.42%) Kafka
Miscellaneous
1 17 (6.46%) Linux Command Line
2 12 (4.56%) Data Centre
3 11 (4.18%) Wiki
4 9 (3.42%) Fixed Income
5 8 (3.04%) Analytical Skills
5 8 (3.04%) Equities
5 8 (3.04%) Foreign Exchange (FX)
6 6 (2.28%) iPad
6 6 (2.28%) Tandem
7 4 (1.52%) User Experience
8 3 (1.14%) Client/Server
8 3 (1.14%) Fintech
8 3 (1.14%) Mainframe
8 3 (1.14%) Mobile App
8 3 (1.14%) PKI
8 3 (1.14%) Smartphone
9 2 (0.76%) Cloud Native
9 2 (0.76%) Clustering
9 2 (0.76%) Greenfield Project
9 2 (0.76%) SWIFT
Operating Systems
1 135 (51.33%) Linux
2 67 (25.48%) Windows
3 23 (8.75%) Windows Server
4 18 (6.84%) Red Hat Enterprise Linux
5 13 (4.94%) Solaris
6 5 (1.90%) Apple iOS
6 5 (1.90%) Mac OS X
6 5 (1.90%) SUSE Linux Enterprise Server
6 5 (1.90%) Windows Server 2008
7 4 (1.52%) Android
7 4 (1.52%) Mac OS
7 4 (1.52%) Mesosphere
7 4 (1.52%) Windows 10
7 4 (1.52%) Windows 7
8 3 (1.14%) Ubuntu
8 3 (1.14%) Windows Server 2012
8 3 (1.14%) zOS
9 2 (0.76%) AIX
9 2 (0.76%) Windows Server 2003
9 2 (0.76%) Windows XP
Processes & Methodologies
1 109 (41.44%) Agile Software Development
2 51 (19.39%) Test Automation
3 37 (14.07%) Continuous Integration
4 34 (12.93%) DevOps
4 34 (12.93%) TDD
5 33 (12.55%) Scrum
6 32 (12.17%) BDD
7 26 (9.89%) Migration
8 23 (8.75%) OO
9 22 (8.37%) SDET
10 17 (6.46%) Build Automation
11 16 (6.08%) ETL
11 16 (6.08%) Information Security
11 16 (6.08%) Problem-Solving
11 16 (6.08%) SDLC
12 15 (5.70%) Business Intelligence
12 15 (5.70%) Data Modelling
12 15 (5.70%) UML
13 14 (5.32%) Configuration Management
14 13 (4.94%) GAP Analysis
Programming Languages
1 115 (43.73%) Java
2 72 (27.38%) SQL
3 63 (23.95%) Python
4 42 (15.97%) JavaScript
5 27 (10.27%) Shell Script
6 26 (9.89%) Perl
7 21 (7.98%) PowerShell
8 19 (7.22%) Bash Shell
9 15 (5.70%) C#
10 13 (4.94%) Java 8
11 11 (4.18%) Korn
12 9 (3.42%) Scala
13 8 (3.04%) C++
13 8 (3.04%) Groovy
13 8 (3.04%) PL/SQL
13 8 (3.04%) Ruby
14 6 (2.28%) C
14 6 (2.28%) PHP
15 2 (0.76%) Assembly Language
15 2 (0.76%) JCL
Qualifications
1 6 (2.28%) Cisco Certification
2 5 (1.90%) Microsoft Certification
3 4 (1.52%) AWS Certification
3 4 (1.52%) CCIE
3 4 (1.52%) CCIE Routing and Switching
3 4 (1.52%) Degree
3 4 (1.52%) Security Cleared
4 3 (1.14%) MCSE
5 2 (0.76%) DV Cleared
5 2 (0.76%) ITIL Certification
5 2 (0.76%) MCSA
6 1 (0.38%) CISA
6 1 (0.38%) CISSP
6 1 (0.38%) Computer Science Degree
6 1 (0.38%) CREST Certified
6 1 (0.38%) DBS Check
6 1 (0.38%) IBM Certification
6 1 (0.38%) MCP
6 1 (0.38%) OSCP
6 1 (0.38%) SC Cleared
Quality Assurance & Compliance
1 17 (6.46%) QA
2 3 (1.14%) Data Quality
2 3 (1.14%) SLA
3 2 (0.76%) GDPR
3 2 (0.76%) MiFID
4 1 (0.38%) COREP
4 1 (0.38%) Cyber Essentials
4 1 (0.38%) FINREP
4 1 (0.38%) ISO/IEC 27001
4 1 (0.38%) SEPA
System Software
1 32 (12.17%) Docker
2 18 (6.84%) HDFS
3 14 (5.32%) Active Directory
4 4 (1.52%) VirtualBox
4 4 (1.52%) VMware Infrastructure
5 3 (1.14%) Virtual Desktop
6 2 (0.76%) Time Sharing Option
6 2 (0.76%) VMware ESXi
6 2 (0.76%) vSphere
7 1 (0.38%) Firmware
7 1 (0.38%) KVM
7 1 (0.38%) NFS
7 1 (0.38%) Terminal Services
7 1 (0.38%) Xen
Systems Management
1 35 (13.31%) Ansible
2 22 (8.37%) Puppet
3 20 (7.60%) Kubernetes
4 17 (6.46%) Terraform
5 15 (5.70%) Opscode Chef
6 11 (4.18%) Hadoop YARN
7 8 (3.04%) Kibana
7 8 (3.04%) logstash
8 4 (1.52%) Consul
8 4 (1.52%) Marathon
8 4 (1.52%) Mesos
8 4 (1.52%) Nagios
9 3 (1.14%) Control-M
9 3 (1.14%) Dollar Universe
9 3 (1.14%) Grafana
9 3 (1.14%) Netcool
9 3 (1.14%) OpenView
9 3 (1.14%) Prometheus
9 3 (1.14%) Single Sign-On
10 2 (0.76%) Capistrano
Vendors
1 58 (22.05%) Oracle
2 25 (9.51%) IBM
2 25 (9.51%) Sybase
3 24 (9.13%) Red Hat
4 15 (5.70%) Splunk
5 13 (4.94%) Salesforce.com
6 12 (4.56%) Atlassian
6 12 (4.56%) Microsoft
6 12 (4.56%) SAP
6 12 (4.56%) VMware
7 11 (4.18%) Google
8 10 (3.80%) Cisco
8 10 (3.80%) Cloudera
9 9 (3.42%) Citrix
10 6 (2.28%) Bloomberg
10 6 (2.28%) Palo Alto
11 5 (1.90%) AppDynamics
11 5 (1.90%) HP
11 5 (1.90%) Juniper
12 4 (1.52%) Perfecto Mobile