Period
to 17 October 2021

The following table provides summary statistics for contract job vacancies 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 October 2021 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
UK
6 months to
17 Oct 2021
Same period 2020 Same period 2019
Rank 111 74 89
Rank change year-on-year -37 +15 -27
Contract jobs citing Unix 1,955 980 2,352
As % of all contract jobs advertised in the UK 2.35% 3.18% 2.76%
As % of the Operating Systems category 15.43% 17.24% 13.27%
Number of daily rates quoted 1,343 632 1,454
10th Percentile £376 £319 £319
25th Percentile £450 £387 £400
Median daily rate (50th Percentile) £530 £488 £485
Median % change year-on-year +8.72% +0.52% +1.04%
75th Percentile £640 £575 £575
90th Percentile £700 £650 £643
UK excluding London median daily rate £475 £431 £450
% change year-on-year +10.21% -4.22% +5.88%
Number of hourly rates quoted 18 24 27
10th Percentile £16.60 £27.00 £18.80
25th Percentile £39.50 £31.25 £24.38
Median hourly rate £57.50 £38.25 £35.50
Median % change year-on-year +50.33% +7.75% -7.79%
75th Percentile £60.00 £54.88 £47.50
90th Percentile £63.00 £66.00 £52.50
UK excluding London median hourly rate £39.60 £37.00 £35.50
% change year-on-year +7.03% +4.23% +9.23%

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 with a requirement for operating system skills.

All Operating Systems
UK
Contract vacancies with a requirement for operating system skills 12,668 5,686 17,722
As % of all contract IT jobs advertised in the UK 15.23% 18.43% 20.82%
Number of daily rates quoted 8,619 3,654 11,265
10th Percentile £166 £175 £150
25th Percentile £345 £315 £263
Median daily rate (50th Percentile) £475 £438 £425
Median % change year-on-year +8.57% +2.94% -
75th Percentile £580 £538 £538
90th Percentile £675 £617 £619
UK excluding London median daily rate £400 £400 £400
Number of hourly rates quoted 675 290 1,191
10th Percentile £12.00 £11.17 £11.17
25th Percentile £13.63 £13.31 £13.97
Median hourly rate £17.50 £18.38 £17.50
Median % change year-on-year -4.76% +5.00% +2.94%
75th Percentile £43.21 £37.63 £40.00
90th Percentile £63.00 £52.50 £48.75
UK excluding London median hourly rate £16.25 £17.43 £16.50
% change year-on-year -6.77% +5.64% +3.13%

Unix
Job Vacancy Trend

Job postings citing Unix as a proportion of all IT jobs advertised.

Job vacancy trend for Unix in the UK

Unix
Contractor Daily Rate Trend

3-month moving average daily rate quoted in jobs citing Unix.

Daily rate trend for Unix in the UK

Unix
Daily Rate Histogram

Daily rate distribution for jobs citing Unix over the 6 months to 17 October 2021.

Daily rate histogram for Unix in the UK

Unix
Contractor Hourly Rate Trend

3-month moving average hourly rates quoted in jobs citing Unix.

Hourly rate trend for Unix in the UK

Unix
Hourly Rate Histogram

Hourly rate distribution of jobs citing Unix over the 6 months to 17 October 2021.

Hourly rate histogram for Unix in the UK

Unix
Top 17 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Unix within the UK over the 6 months to 17 October 2021. 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
England -32 1,634 £530 +8.16% 424
London -20 881 £588 +6.82% 221
UK excluding London -29 773 £475 +10.21% 234
Work from Home -29 550 £525 +9.38% 73
Midlands +1 258 £490 +18.07% 46
West Midlands +5 230 £490 +14.49% 34
North of England -48 164 £450 -10.00% 59
South East -38 147 £489 +17.00% 52
Scotland -31 94 £450 +9.76% 24
North West -42 91 £428 -5.00% 40
Yorkshire -31 60 £500 -4.76% 11
East of England -42 52 £495 +13.79% 20
South West -21 37 £450 +6.82% 26
East Midlands -39 24 £475 +25.16% 11
Northern Ireland -7 19 £365 -15.31% 1
North East -9 14 £725 +45.00% 8
Wales -34 6 £525 +10.53% 7

For the 6 months to 17 October 2021, 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 with a requirement for Unix.

1 1,079 (55.19%) Linux
2 809 (41.38%) Java
3 797 (40.77%) SQL
4 663 (33.91%) Agile Software Development
5 657 (33.61%) Oracle
6 550 (28.13%) Social Skills
7 502 (25.68%) Windows
8 491 (25.12%) Python
9 432 (22.10%) Finance
10 414 (21.18%) Git (software)
11 405 (20.72%) Jenkins
12 389 (19.90%) AWS
13 368 (18.82%) Shell Script
14 354 (18.11%) DevOps
15 336 (17.19%) JIRA
16 319 (16.32%) Ansible
17 296 (15.14%) Banking
18 277 (14.17%) Azure
19 269 (13.76%) Spring
20 265 (13.55%) Problem-Solving
21 246 (12.58%) Test Automation
22 242 (12.38%) Docker
23 236 (12.07%) Analytical Skills
24 235 (12.02%) Relational Database
25 230 (11.76%) Microservices
26 225 (11.51%) Scrum
26 225 (11.51%) SQL Server
27 222 (11.36%) Confluence
28 221 (11.30%) PL/SQL
28 221 (11.30%) JavaScript

Unix
Co-occurring 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
1 222 (11.36%) Confluence
2 131 (6.70%) WebLogic
3 110 (5.63%) Apache
4 94 (4.81%) Apache Spark
5 83 (4.25%) SAS
6 76 (3.89%) Tomcat
7 71 (3.63%) Mule
8 64 (3.27%) JBoss
9 62 (3.17%) WebSphere
10 48 (2.46%) SharePoint
11 39 (1.99%) IIS
12 38 (1.94%) Elasticsearch
13 31 (1.59%) CMS
14 26 (1.33%) Red Hat Fuse
15 18 (0.92%) MS Exchange
16 15 (0.77%) Oracle SOA Suite
17 14 (0.72%) nginx
17 14 (0.72%) WebSphere Application Server
18 12 (0.61%) Cloud Foundry
18 12 (0.61%) OpenStack
Applications
1 53 (2.71%) Microsoft Office
2 49 (2.51%) Microsoft Excel
3 32 (1.64%) MS Visio
4 22 (1.13%) Microsoft Project
5 15 (0.77%) Siemens NX
6 14 (0.72%) Microsoft PowerPoint
7 6 (0.31%) Spreadsheet
8 1 (0.051%) Photoshop
8 1 (0.051%) PTC Creo
Business Applications
1 15 (0.77%) SAP HCM
1 15 (0.77%) Teamcenter
2 14 (0.72%) Oracle EBS
3 10 (0.51%) Oracle EBS R12
4 9 (0.46%) ION MarketView
5 7 (0.36%) assyst
5 7 (0.36%) RMDS
5 7 (0.36%) SAP FI-CA
5 7 (0.36%) SAP PSCD
6 6 (0.31%) BusinessWorks
7 5 (0.26%) Oracle Applications
7 5 (0.26%) Oracle Payables
7 5 (0.26%) Oracle Receivables
8 4 (0.20%) Magento
8 4 (0.20%) Markit EDM
9 3 (0.15%) NetSuite
10 2 (0.10%) Actimize
10 2 (0.10%) SAP R/3
11 1 (0.051%) Oracle ERP
11 1 (0.051%) Oracle Financials
Cloud Services
1 389 (19.90%) AWS
2 277 (14.17%) Azure
3 113 (5.78%) GCP
4 104 (5.32%) GitHub
5 60 (3.07%) PaaS
6 57 (2.92%) IaaS
7 54 (2.76%) Amazon S3
8 47 (2.40%) Microsoft 365
9 38 (1.94%) Serverless
10 36 (1.84%) SaaS
11 34 (1.74%) Power Platform
12 33 (1.69%) AWS CloudFormation
13 31 (1.59%) OpenShift
14 28 (1.43%) Amazon EC2
15 21 (1.07%) Amazon SQS
16 20 (1.02%) AWS Lambda
16 20 (1.02%) Cloud Computing
17 19 (0.97%) Virtual Private Cloud
18 17 (0.87%) Azure Active Directory
19 15 (0.77%) SuccessFactors
Communications & Networking
1 118 (6.04%) Firewall
2 75 (3.84%) SAN
3 72 (3.68%) HTTP
3 72 (3.68%) TCP/IP
4 68 (3.48%) DNS
4 68 (3.48%) Network Security
5 60 (3.07%) SSL
6 40 (2.05%) WAN
7 36 (1.84%) NAS
8 28 (1.43%) LAN
9 26 (1.33%) Kerberos
10 25 (1.28%) Wireshark
11 23 (1.18%) VPN
12 22 (1.13%) Internet
13 17 (0.87%) DHCP
13 17 (0.87%) SMTP
14 16 (0.82%) FTP
15 15 (0.77%) SNMP
16 13 (0.66%) SSH
17 12 (0.61%) HTTPS
Database & Business Intelligence
1 235 (12.02%) Relational Database
2 225 (11.51%) SQL Server
3 157 (8.03%) MySQL
4 138 (7.06%) Hadoop
5 120 (6.14%) Big Data
6 115 (5.88%) Oracle Database
7 111 (5.68%) PostgreSQL
8 109 (5.58%) MongoDB
9 99 (5.06%) Apache Hive
10 90 (4.60%) Data Warehouse
11 79 (4.04%) NoSQL
12 69 (3.53%) BusinessObjects
13 61 (3.12%) Pentaho
14 58 (2.97%) RDBMS
15 53 (2.71%) HBase
16 41 (2.10%) Tableau
17 40 (2.05%) DB2
18 37 (1.89%) Oracle Reports
19 33 (1.69%) Data Lake
20 31 (1.59%) Power BI
Development Applications
1 414 (21.18%) Git (software)
2 405 (20.72%) Jenkins
3 336 (17.19%) JIRA
4 165 (8.44%) Maven
5 113 (5.78%) GitLab
6 98 (5.01%) Bitbucket
7 90 (4.60%) Selenium
8 89 (4.55%) Cucumber
9 85 (4.35%) Subversion
10 55 (2.81%) JUnit
11 52 (2.66%) Sonatype Nexus
12 47 (2.40%) TeamCity
13 38 (1.94%) SonarQube
14 37 (1.89%) Gatling
15 36 (1.84%) Mockito
16 31 (1.59%) IntelliJ
16 31 (1.59%) Postman
17 30 (1.53%) Artifactory
18 29 (1.48%) CA Gen
19 27 (1.38%) SoapUI
General
1 550 (28.13%) Social Skills
2 432 (22.10%) Finance
3 296 (15.14%) Banking
4 236 (12.07%) Analytical Skills
5 169 (8.64%) Public Sector
6 142 (7.26%) Investment Banking
7 121 (6.19%) Front Office
8 48 (2.46%) Telecoms
9 36 (1.84%) Presentation Skills
10 33 (1.69%) Financial Institution
11 31 (1.59%) Documentation Skills
12 25 (1.28%) Organisational Skills
13 22 (1.13%) Manufacturing
13 22 (1.13%) Retail
14 21 (1.07%) Marketing
15 20 (1.02%) Back Office
15 20 (1.02%) Publishing
16 15 (0.77%) Influencing Skills
17 8 (0.41%) Electronics
17 8 (0.41%) Legal
Job Titles
1 603 (30.84%) Developer
2 283 (14.48%) Java Developer
3 148 (7.57%) Analyst
4 121 (6.19%) Architect
5 119 (6.09%) Data Engineer
6 107 (5.47%) DevOps Engineer
7 91 (4.65%) Consultant
8 90 (4.60%) Administrator
9 83 (4.25%) Senior Developer
10 67 (3.43%) Unix Engineer
11 62 (3.17%) Software Engineer
12 51 (2.61%) Tester
13 50 (2.56%) Integration Developer
14 47 (2.40%) Applications Support
15 41 (2.10%) Infrastructure Engineer
15 41 (2.10%) Linux Engineer
16 36 (1.84%) DBA
16 36 (1.84%) Security Engineer
17 34 (1.74%) Senior Java Developer
17 34 (1.74%) Support Engineer
Libraries, Frameworks & Software Standards
1 269 (13.76%) Spring
2 171 (8.75%) XML
3 160 (8.18%) J2EE
4 159 (8.13%) REST
5 148 (7.57%) JSON
6 139 (7.11%) Middleware
6 139 (7.11%) Web Services
7 128 (6.55%) HTML
8 113 (5.78%) Spring Boot
9 104 (5.32%) Kafka
10 99 (5.06%) CSS
11 98 (5.01%) Apache Camel
12 89 (4.55%) SOAP
13 81 (4.14%) React
14 75 (3.84%) LDAP
14 75 (3.84%) RESTful
15 69 (3.53%) Hibernate
16 65 (3.32%) RabbitMQ
17 64 (3.27%) AngularJS
18 60 (3.07%) Elastic Stack
Miscellaneous
1 98 (5.01%) Data Centre
2 64 (3.27%) Foreign Exchange (FX)
3 57 (2.92%) Fixed Income
4 56 (2.86%) Linux Command Line
5 54 (2.76%) Data Protection Act
6 51 (2.61%) Algorithms
6 51 (2.61%) Data Structures
6 51 (2.61%) Management Information System
7 46 (2.35%) Public Cloud
8 45 (2.30%) Equities
9 43 (2.20%) Cloud Native
9 43 (2.20%) User Experience
10 41 (2.10%) Derivative
11 36 (1.84%) Clustering
12 30 (1.53%) PKI
13 23 (1.18%) Enterprise Software
14 22 (1.13%) Mainframe
15 19 (0.97%) Self-Motivation
16 17 (0.87%) Replication
16 17 (0.87%) Virtual Team
Operating Systems
1 1,079 (55.19%) Linux
2 502 (25.68%) Windows
3 111 (5.68%) Red Hat Enterprise Linux
3 111 (5.68%) Solaris
4 84 (4.30%) AIX
5 82 (4.19%) Windows Server
6 46 (2.35%) Mac OS X
7 20 (1.02%) VMS
8 19 (0.97%) Mac OS
9 17 (0.87%) CentOS
10 16 (0.82%) Windows 10
11 15 (0.77%) Ubuntu
11 15 (0.77%) Windows Server 2016
12 13 (0.66%) Windows Server 2019
13 12 (0.61%) Android
13 12 (0.61%) Oracle Linux
14 11 (0.56%) SUSE
15 10 (0.51%) HPUX
16 9 (0.46%) Windows Server 2008
16 9 (0.46%) Windows Server 2012
Processes & Methodologies
1 663 (33.91%) Agile Software Development
2 354 (18.11%) DevOps
3 265 (13.55%) Problem-Solving
4 246 (12.58%) Test Automation
5 230 (11.76%) Microservices
6 225 (11.51%) Scrum
7 216 (11.05%) Configuration Management
8 191 (9.77%) Software Engineering
9 181 (9.26%) Data Modelling
10 178 (9.10%) TDD
11 163 (8.34%) Continuous Integration
12 158 (8.08%) Analytics
13 156 (7.98%) Migration
14 154 (7.88%) OO
15 148 (7.57%) ETL
16 140 (7.16%) Test Strategy
17 135 (6.91%) Business Intelligence
18 133 (6.80%) Process Improvement
19 121 (6.19%) ITIL
20 109 (5.58%) Problem Management
Programming Languages
1 809 (41.38%) Java
2 797 (40.77%) SQL
3 491 (25.12%) Python
4 368 (18.82%) Shell Script
5 221 (11.30%) JavaScript
5 221 (11.30%) PL/SQL
6 210 (10.74%) Perl
7 170 (8.70%) Bash Shell
8 134 (6.85%) Java 8
9 116 (5.93%) PowerShell
10 95 (4.86%) Scala
11 88 (4.50%) C++
12 59 (3.02%) Ruby
13 54 (2.76%) C#
14 53 (2.71%) Groovy
15 45 (2.30%) C
16 43 (2.20%) R
17 33 (1.69%) HiveQL
18 30 (1.53%) COBOL
18 30 (1.53%) PHP
Qualifications
1 145 (7.42%) Security Cleared
2 128 (6.55%) SC Cleared
3 121 (6.19%) Degree
4 47 (2.40%) ISTQB Foundation Certification
5 46 (2.35%) ISEB
6 44 (2.25%) ISTQB
7 35 (1.79%) Computer Science Degree
8 16 (0.82%) Cisco Certification
9 15 (0.77%) DV Cleared
10 14 (0.72%) BPSS Clearance
10 14 (0.72%) PMP
11 13 (0.66%) Master's Degree
12 12 (0.61%) AWS Certification
12 12 (0.61%) CISSP
13 11 (0.56%) CCNA
13 11 (0.56%) CCNP
14 10 (0.51%) CCIE
15 9 (0.46%) CEH
15 9 (0.46%) ITIL Certification
16 8 (0.41%) Oracle Certification
Quality Assurance & Compliance
1 102 (5.22%) QA
2 33 (1.69%) Accessibility
3 26 (1.33%) SLA
4 18 (0.92%) GDPR
5 13 (0.66%) MiFID
6 12 (0.61%) Data Quality
7 10 (0.51%) EMIR
8 9 (0.46%) COBIT
9 8 (0.41%) Dodd-Frank
9 8 (0.41%) NIST
10 6 (0.31%) ISO/IEC 27001
10 6 (0.31%) PCI DSS
11 5 (0.26%) Sarbanes-Oxley
12 4 (0.20%) Cyber Essentials
12 4 (0.20%) Cyber Essentials PLUS
12 4 (0.20%) Disclosure Scotland
13 3 (0.15%) GRC
14 2 (0.10%) FISMA
14 2 (0.10%) HIPAA
14 2 (0.10%) PMO
System Software
1 242 (12.38%) Docker
2 122 (6.24%) Active Directory
3 95 (4.86%) VMware Infrastructure
4 62 (3.17%) HDFS
5 38 (1.94%) NFS
6 29 (1.48%) Oracle RAC
7 20 (1.02%) Virtual Machines
8 19 (0.97%) VMware ESXi
9 18 (0.92%) vSphere
10 12 (0.61%) Tivoli Workload Scheduler
11 11 (0.56%) Hyper-V
12 10 (0.51%) Veritas Volume Manager
13 9 (0.46%) KVM
14 8 (0.41%) Veritas File System
14 8 (0.41%) Virtual Servers
15 7 (0.36%) Apache ZooKeeper
15 7 (0.36%) Firmware
15 7 (0.36%) OpenAM
15 7 (0.36%) OpenDJ
16 6 (0.31%) IAG
Systems Management
1 319 (16.32%) Ansible
2 214 (10.95%) Kubernetes
3 140 (7.16%) Terraform
4 87 (4.45%) Puppet
5 43 (2.20%) Grafana
6 42 (2.15%) Kibana
6 42 (2.15%) Prometheus
7 40 (2.05%) Opscode Chef
8 37 (1.89%) ITRS Geneos
9 30 (1.53%) BladeLogic
9 30 (1.53%) Single Sign-On
10 26 (1.33%) SCCM
11 22 (1.13%) Packer
12 21 (1.07%) Oracle RMAN
13 20 (1.02%) Tivoli
14 19 (0.97%) Red Hat Satellite
15 18 (0.92%) Control-M
15 18 (0.92%) logstash
16 17 (0.87%) Oozie
17 16 (0.82%) NetBackup
Vendors
1 657 (33.61%) Oracle
2 189 (9.67%) Microsoft
3 139 (7.11%) VMware
4 133 (6.80%) Informatica
5 128 (6.55%) Red Hat
6 115 (5.88%) IBM
7 97 (4.96%) webMethods
8 95 (4.86%) Splunk
9 74 (3.79%) BEA
10 69 (3.53%) Sybase
11 67 (3.43%) Google
12 60 (3.07%) Talend
13 57 (2.92%) Citrix
14 54 (2.76%) SAP
15 51 (2.61%) Cisco
16 49 (2.51%) Cloudera
17 46 (2.35%) ServiceNow
18 45 (2.30%) EMC
18 45 (2.30%) WSO2
19 44 (2.25%) HP