Period
to 10 May 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 10 May 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
10 May 2021
Same period 2020 Same period 2019
Rank 96 98 71
Rank change year-on-year +2 -27 -15
Contract jobs citing Unix 1,389 1,218 3,022
As % of all contract jobs advertised in the UK 2.49% 2.35% 3.25%
As % of the Operating Systems category 15.82% 11.65% 16.11%
Number of daily rates quoted 877 763 1,862
10th Percentile £348 £316 £325
25th Percentile £406 £375 £400
Median daily rate (50th Percentile) £500 £450 £477
Median % change year-on-year +11.11% -5.66% -2.15%
75th Percentile £600 £557 £575
90th Percentile £700 £650 £650
UK excluding London median daily rate £430 £425 £450
% change year-on-year +1.06% -5.56% +5.88%
Number of hourly rates quoted 21 22 36
10th Percentile £24.35 £16.01 "
25th Percentile £39.50 £18.50 £14.00
Median hourly rate £45.50 £40.35 £36.49
Median % change year-on-year +12.76% +10.59% +14.02%
75th Percentile £58.71 £56.69 £46.86
90th Percentile £60.00 £66.00 £52.50
UK excluding London median hourly rate £44.00 £40.00 £35.50
% change year-on-year +10.00% +12.68% +14.52%

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 8,780 10,457 18,755
As % of all contract IT jobs advertised in the UK 15.76% 20.15% 20.19%
Number of daily rates quoted 5,763 6,746 12,128
10th Percentile £185 £140 £158
25th Percentile £338 £255 £313
Median daily rate (50th Percentile) £450 £425 £430
Median % change year-on-year +5.88% -1.16% +1.18%
75th Percentile £540 £525 £538
90th Percentile £630 £612 £620
UK excluding London median daily rate £400 £400 £400
Number of hourly rates quoted 448 804 1,087
10th Percentile £11.75 £11.63 £11.17
25th Percentile £13.98 £13.83 £13.00
Median hourly rate £17.76 £17.50 £16.95
Median % change year-on-year +1.49% +3.24% +2.73%
75th Percentile £44.00 £23.21 £31.25
90th Percentile £57.74 £47.83 £48.16
UK excluding London median hourly rate £16.50 £17.00 £15.86
% change year-on-year -2.94% +7.19% +2.32%

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 10 May 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 10 May 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 10 May 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 +3 1,135 £500 +6.38% 291
London +23 634 £550 +6.80% 125
UK excluding London +3 562 £430 +1.06% 188
Work from Home -34 364 £475 +5.56% 53
Midlands +13 166 £405 -7.27% 36
West Midlands +12 144 £405 -4.71% 23
North of England -2 110 £450 +5.88% 49
South East -3 94 £475 +11.76% 44
Scotland +12 82 £425 - 17
North West -23 60 £425 -5.56% 23
South West +36 50 £500 +17.65% 19
East of England +4 36 £450 +4.35% 18
North East +35 28 £450 +2.86% 10
Yorkshire -7 22 £525 +23.53% 16
East Midlands +3 19 £425 -15.00% 13
Wales +9 15 £478 +19.38% 4
Northern Ireland -5 10 £441 +17.67% 1

For the 6 months to 10 May 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.

1 802 (57.74%) Linux
2 521 (37.51%) SQL
3 499 (35.93%) Java
4 433 (31.17%) Oracle
5 400 (28.80%) Agile Software Development
6 365 (26.28%) Social Skills
7 345 (24.84%) Windows
8 316 (22.75%) Python
9 271 (19.51%) Finance
10 261 (18.79%) Git (software)
11 260 (18.72%) Shell Script
12 245 (17.64%) Docker
13 224 (16.13%) AWS
14 214 (15.41%) DevOps
15 201 (14.47%) Kubernetes
16 198 (14.25%) Spring
17 194 (13.97%) Problem-Solving
18 191 (13.75%) Security Cleared
19 186 (13.39%) Banking
20 184 (13.25%) Scrum
21 176 (12.67%) Azure
22 174 (12.53%) Software Engineering
23 172 (12.38%) Configuration Management
24 169 (12.17%) PL/SQL
25 168 (12.10%) Test Automation
26 166 (11.95%) Jenkins
27 160 (11.52%) SC Cleared
28 158 (11.38%) Ansible
29 156 (11.23%) Relational Database
30 149 (10.73%) Perl

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
1 113 (8.14%) WebLogic
2 86 (6.19%) Confluence
3 61 (4.39%) Apache
4 58 (4.18%) Mule
5 56 (4.03%) JBoss
6 50 (3.60%) Tomcat
7 49 (3.53%) WebSphere
8 39 (2.81%) SAS
9 34 (2.45%) Apache Spark
10 19 (1.37%) Oracle SOA Suite
10 19 (1.37%) SharePoint
11 16 (1.15%) CMS
12 14 (1.01%) Cloud Foundry
12 14 (1.01%) OpenStack
12 14 (1.01%) Red Hat Fuse
12 14 (1.01%) WebLogic Portal
13 13 (0.94%) nginx
14 12 (0.86%) Jetty
14 12 (0.86%) Oracle Coherence
15 11 (0.79%) Elasticsearch
Applications
1 23 (1.66%) Microsoft Excel
2 17 (1.22%) Microsoft Project
3 14 (1.01%) Microsoft Office
4 13 (0.94%) MS Visio
5 7 (0.50%) Microsoft PowerPoint
6 3 (0.22%) Siemens NX
7 1 (0.072%) PTC Creo
7 1 (0.072%) Spreadsheet
Business Applications
1 22 (1.58%) Oracle EBS
2 21 (1.51%) Oracle Applications
3 11 (0.79%) SAP FI-CA
3 11 (0.79%) SAP PSCD
4 10 (0.72%) assyst
4 10 (0.72%) Magento
5 8 (0.58%) Oracle EBS R12
5 8 (0.58%) SAP HCM
6 6 (0.43%) Remedy ITSM
6 6 (0.43%) Sentinel
6 6 (0.43%) thinkFolio
7 5 (0.36%) ION MarketView
8 4 (0.29%) Dynamics CRM
8 4 (0.29%) RMDS
9 3 (0.22%) BusinessWorks
9 3 (0.22%) IntelliMatch
9 3 (0.22%) Oracle Payables
9 3 (0.22%) Oracle Receivables
10 2 (0.14%) Salerio
10 2 (0.14%) SAP R/3
Cloud Services
1 224 (16.13%) AWS
2 176 (12.67%) Azure
3 59 (4.25%) GCP
4 55 (3.96%) OpenShift
5 44 (3.17%) GitHub
6 36 (2.59%) IaaS
7 34 (2.45%) Microsoft 365
8 31 (2.23%) Cloud Computing
9 25 (1.80%) PaaS
10 21 (1.51%) Power Platform
10 21 (1.51%) SaaS
11 19 (1.37%) AWS CloudFormation
12 12 (0.86%) Apigee
13 11 (0.79%) Azure Active Directory
13 11 (0.79%) Serverless
14 10 (0.72%) NuGet
15 9 (0.65%) Amazon EKS
16 8 (0.58%) SuccessFactors
17 7 (0.50%) Amazon ECS
17 7 (0.50%) Azure Sentinel
Communications & Networking
1 87 (6.26%) Firewall
2 68 (4.90%) SAN
3 51 (3.67%) HTTP
4 50 (3.60%) DNS
4 50 (3.60%) TCP/IP
5 35 (2.52%) Internet
5 35 (2.52%) WAN
6 31 (2.23%) DHCP
7 28 (2.02%) LAN
8 27 (1.94%) SSL
9 24 (1.73%) Kerberos
10 22 (1.58%) NAS
11 21 (1.51%) Network Security
12 18 (1.30%) VPN
13 17 (1.22%) Wireshark
14 15 (1.08%) HTTPS
15 13 (0.94%) VLAN
16 12 (0.86%) SSH
17 9 (0.65%) SNMP
17 9 (0.65%) VSAN
Database & Business Intelligence
1 156 (11.23%) Relational Database
2 130 (9.36%) SQL Server
3 106 (7.63%) Oracle Database
4 88 (6.34%) MySQL
5 83 (5.98%) Hadoop
6 49 (3.53%) DB2
6 49 (3.53%) MongoDB
7 48 (3.46%) NoSQL
7 48 (3.46%) PostgreSQL
8 46 (3.31%) Big Data
9 44 (3.17%) Data Warehouse
10 41 (2.95%) Oracle Database 11g
11 38 (2.74%) Pentaho
12 32 (2.30%) Apache Hive
13 28 (2.02%) RDBMS
14 25 (1.80%) Oracle Database 12c
15 22 (1.58%) Oracle Database 10g
15 22 (1.58%) Oracle Reports
16 21 (1.51%) Power BI
17 16 (1.15%) BusinessObjects
Development Applications
1 261 (18.79%) Git (software)
2 166 (11.95%) Jenkins
3 126 (9.07%) JIRA
4 88 (6.34%) Maven
5 76 (5.47%) Subversion
6 56 (4.03%) JUnit
7 54 (3.89%) CA Gen
8 51 (3.67%) Cucumber
9 49 (3.53%) Bitbucket
10 43 (3.10%) GitLab
11 34 (2.45%) Selenium
11 34 (2.45%) TeamCity
12 26 (1.87%) Artifactory
12 26 (1.87%) Mockito
12 26 (1.87%) SoapUI
13 25 (1.80%) Postman
14 21 (1.51%) Sonatype Nexus
15 19 (1.37%) Atlassian Bamboo
15 19 (1.37%) Gatling
16 16 (1.15%) Eclipse
General
1 365 (26.28%) Social Skills
2 271 (19.51%) Finance
3 186 (13.39%) Banking
4 123 (8.86%) Analytical Skills
5 116 (8.35%) Public Sector
6 106 (7.63%) Front Office
7 77 (5.54%) Investment Banking
8 46 (3.31%) Telecoms
9 29 (2.09%) Back Office
10 20 (1.44%) Retail
11 18 (1.30%) Marketing
12 14 (1.01%) Influencing Skills
13 13 (0.94%) Manufacturing
13 13 (0.94%) Organisational Skills
14 11 (0.79%) Presentation Skills
15 9 (0.65%) Electronics
15 9 (0.65%) Financial Institution
15 9 (0.65%) Law
16 8 (0.58%) Local Government
16 8 (0.58%) Publishing
Job Titles
1 436 (31.39%) Developer
2 202 (14.54%) Java Developer
3 103 (7.42%) Analyst
4 75 (5.40%) Senior Developer
5 74 (5.33%) Consultant
6 68 (4.90%) DevOps Engineer
6 68 (4.90%) Software Engineer
7 63 (4.54%) Administrator
8 62 (4.46%) Architect
9 49 (3.53%) DBA
10 47 (3.38%) Integration Developer
11 45 (3.24%) Senior Java Developer
11 45 (3.24%) Unix Engineer
12 42 (3.02%) Oracle DBA
13 31 (2.23%) Infrastructure Engineer
14 30 (2.16%) Data Engineer
14 30 (2.16%) Front End Developer (Client-Side Developer)
15 29 (2.09%) Systems Administrator
16 28 (2.02%) Applications Support
16 28 (2.02%) C++ Developer
Libraries, Frameworks & Software Standards
1 198 (14.25%) Spring
2 124 (8.93%) REST
3 122 (8.78%) Middleware
4 121 (8.71%) XML
5 111 (7.99%) J2EE
6 89 (6.41%) Web Services
7 82 (5.90%) RESTful
8 79 (5.69%) HTML
9 76 (5.47%) Kafka
10 72 (5.18%) JSON
11 69 (4.97%) Apache Camel
12 64 (4.61%) Hibernate
13 56 (4.03%) Spring Boot
14 55 (3.96%) CSS
14 55 (3.96%) Spring Integration
15 46 (3.31%) .NET
16 41 (2.95%) Node.js
17 40 (2.88%) FIX Protocol
18 39 (2.81%) AngularJS
19 38 (2.74%) SOAP
Miscellaneous
1 57 (4.10%) Clustering
1 57 (4.10%) Data Centre
1 57 (4.10%) Equities
2 48 (3.46%) Management Information System
3 41 (2.95%) Linux Command Line
4 38 (2.74%) Fixed Income
5 33 (2.38%) Data Structures
6 32 (2.30%) SWIFT
7 29 (2.09%) Foreign Exchange (FX)
7 29 (2.09%) User Experience
8 25 (1.80%) Enterprise Software
9 24 (1.73%) Public Cloud
10 23 (1.66%) Self-Motivation
11 21 (1.51%) Algorithms
12 20 (1.44%) Derivative
13 19 (1.37%) PKI
14 16 (1.15%) Private Cloud
15 14 (1.01%) Virtual Team
16 12 (0.86%) Client/Server
17 11 (0.79%) Market Risk
Operating Systems
1 802 (57.74%) Linux
2 345 (24.84%) Windows
3 101 (7.27%) Red Hat Enterprise Linux
4 70 (5.04%) AIX
5 58 (4.18%) Windows Server
6 54 (3.89%) Solaris
7 42 (3.02%) Mac OS X
8 15 (1.08%) Windows Server 2012
9 14 (1.01%) CentOS
9 14 (1.01%) Mac OS
10 13 (0.94%) SUSE
10 13 (0.94%) Windows 10
11 12 (0.86%) Windows Server 2016
12 10 (0.72%) VMS
12 10 (0.72%) Windows Server 2008
13 9 (0.65%) Windows Server 2019
14 8 (0.58%) Android
14 8 (0.58%) HPUX
15 7 (0.50%) Apple iOS
15 7 (0.50%) Oracle Linux
Processes & Methodologies
1 400 (28.80%) Agile Software Development
2 214 (15.41%) DevOps
3 194 (13.97%) Problem-Solving
4 184 (13.25%) Scrum
5 174 (12.53%) Software Engineering
6 172 (12.38%) Configuration Management
7 168 (12.10%) Test Automation
8 140 (10.08%) TDD
9 139 (10.01%) Microservices
10 122 (8.78%) Migration
11 109 (7.85%) OO
12 108 (7.78%) Process Improvement
13 103 (7.42%) Business Intelligence
13 103 (7.42%) Data Modelling
13 103 (7.42%) Test Strategy
14 99 (7.13%) BDD
15 91 (6.55%) Continuous Integration
16 89 (6.41%) Problem Management
17 83 (5.98%) ETL
18 82 (5.90%) Waterfall
Programming Languages
1 521 (37.51%) SQL
2 499 (35.93%) Java
3 316 (22.75%) Python
4 260 (18.72%) Shell Script
5 169 (12.17%) PL/SQL
6 149 (10.73%) Perl
7 111 (7.99%) JavaScript
8 101 (7.27%) PowerShell
9 93 (6.70%) Bash Shell
10 64 (4.61%) C++
11 60 (4.32%) C
11 60 (4.32%) Java 8
12 54 (3.89%) Ruby
13 51 (3.67%) Scala
14 44 (3.17%) COBOL
15 34 (2.45%) C#
16 32 (2.30%) PHP
17 17 (1.22%) Go
18 14 (1.01%) VB
19 11 (0.79%) VBA
Qualifications
1 191 (13.75%) Security Cleared
2 160 (11.52%) SC Cleared
3 109 (7.85%) Degree
4 28 (2.02%) CISSP
5 23 (1.66%) DV Cleared
6 21 (1.51%) Cisco Certification
6 21 (1.51%) ISEB
7 19 (1.37%) ISTQB
7 19 (1.37%) ISTQB Foundation Certification
8 18 (1.30%) Computer Science Degree
9 17 (1.22%) CCNA
10 15 (1.08%) CISM
10 15 (1.08%) GIAC
11 14 (1.01%) RHCE
12 12 (0.86%) AWS Certification
12 12 (0.86%) CCNP
13 11 (0.79%) BPSS Clearance
13 11 (0.79%) CompTIA Security+
14 9 (0.65%) GCIH
14 9 (0.65%) RHCSA
Quality Assurance & Compliance
1 76 (5.47%) QA
2 30 (2.16%) SLA
3 12 (0.86%) Data Quality
4 11 (0.79%) Disclosure Scotland
5 10 (0.72%) ISO/IEC 27001
6 8 (0.58%) GDPR
7 7 (0.50%) COBIT
7 7 (0.50%) PMO
8 6 (0.43%) PCI DSS
9 5 (0.36%) WCAG
10 4 (0.29%) NIST
11 3 (0.22%) Sarbanes-Oxley
11 3 (0.22%) SEPA
12 2 (0.14%) COREP
12 2 (0.14%) CRD IV
12 2 (0.14%) FINREP
12 2 (0.14%) IFRS
12 2 (0.14%) IFRS 9
12 2 (0.14%) ISO 15022
12 2 (0.14%) ISO 20022
System Software
1 245 (17.64%) Docker
2 88 (6.34%) VMware Infrastructure
3 87 (6.26%) Active Directory
4 30 (2.16%) Hyper-V
5 27 (1.94%) Virtual Machines
6 24 (1.73%) Oracle RAC
7 21 (1.51%) VMware ESXi
8 19 (1.37%) Apache ZooKeeper
9 15 (1.08%) HDFS
10 13 (0.94%) Veritas Cluster Server
11 12 (0.86%) NFS
11 12 (0.86%) vSphere
12 11 (0.79%) PowerHA
13 10 (0.72%) GPFS
14 9 (0.65%) Veritas Volume Manager
15 8 (0.58%) Apache Flume
16 7 (0.50%) BitLocker
16 7 (0.50%) Tivoli Workload Scheduler
16 7 (0.50%) Veritas File System
17 6 (0.43%) VMware NSX
Systems Management
1 201 (14.47%) Kubernetes
2 158 (11.38%) Ansible
3 104 (7.49%) Puppet
4 68 (4.90%) Opscode Chef
5 63 (4.54%) Terraform
6 28 (2.02%) Oracle RMAN
7 23 (1.66%) Grafana
8 20 (1.44%) Prometheus
9 19 (1.37%) Control-M
10 15 (1.08%) Tivoli
11 14 (1.01%) NetBackup
11 14 (1.01%) Red Hat Satellite
11 14 (1.01%) SCCM
12 12 (0.86%) Data Guard
12 12 (0.86%) Hadoop YARN
12 12 (0.86%) Istio
12 12 (0.86%) vCenter Server
13 11 (0.79%) Failover Clustering
13 11 (0.79%) Oracle ZFS
13 11 (0.79%) Single Sign-On
Vendors
1 433 (31.17%) Oracle
2 138 (9.94%) VMware
3 130 (9.36%) Microsoft
4 125 (9.00%) Red Hat
5 100 (7.20%) IBM
6 66 (4.75%) Google
7 65 (4.68%) webMethods
8 63 (4.54%) SAP
9 59 (4.25%) Informatica
10 57 (4.10%) BEA
10 57 (4.10%) Cisco
11 53 (3.82%) Splunk
12 41 (2.95%) Pega
13 37 (2.66%) Sybase
14 36 (2.59%) Veritas
15 33 (2.38%) Citrix
16 31 (2.23%) EMC
17 26 (1.87%) HP
18 23 (1.66%) ServiceNow
18 23 (1.66%) Talend