Period
to 9 May 2021

The following table provides summary statistics for contract job vacancies advertised in England with a requirement for Open Source skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Open Source over the 6 months to 9 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.

Open Source
UK > England
6 months to
9 May 2021
Same period 2020 Same period 2019
Rank 140 113 96
Rank change year-on-year -27 -17 0
Contract jobs citing Open Source 839 1,012 2,203
As % of all contract jobs advertised in England 1.89% 2.17% 2.61%
As % of the Processes & Methodologies category 2.16% 2.54% 2.97%
Number of daily rates quoted 595 731 1,464
10th Percentile £381 £376 £389
25th Percentile £450 £450 £455
Median daily rate (50th Percentile) £525 £550 £525
Median % change year-on-year -4.55% +4.76% +5.00%
75th Percentile £644 £650 £600
90th Percentile £700 £750 £675
UK median daily rate £525 £550 £525
% change year-on-year -4.55% +4.76% +5.00%
Number of hourly rates quoted 5 16 14
Median hourly rate £8.00 £52.50 £39.95
Median % change year-on-year -84.76% +31.41% -6.00%
UK median hourly rate £40.00 £52.50 £39.95
% change year-on-year -23.81% +31.41% -6.00%

Open Source is in the Processes and Methodologies category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in England with a requirement for process or methodology skills.

All Process and Methodology Skills
England
Contract vacancies with a requirement for process or methodology skills 38,931 39,854 74,123
As % of all contract IT jobs advertised in England 87.54% 85.58% 87.86%
Number of daily rates quoted 26,797 26,820 50,370
10th Percentile £308 £300 £306
25th Percentile £400 £388 £388
Median daily rate (50th Percentile) £500 £475 £475
Median % change year-on-year +5.26% - +2.70%
75th Percentile £588 £575 £575
90th Percentile £675 £675 £650
UK median daily rate £490 £475 £475
% change year-on-year +3.16% - +5.56%
Number of hourly rates quoted 1,226 1,165 1,790
10th Percentile £11.80 £12.36 £11.62
25th Percentile £15.50 £15.85 £14.50
Median hourly rate £25.00 £21.50 £22.65
Median % change year-on-year +16.28% -5.08% +6.21%
75th Percentile £46.44 £45.00 £45.00
90th Percentile £58.71 £53.90 £51.25
UK median hourly rate £26.50 £22.00 £22.93
% change year-on-year +20.45% -4.06% +11.01%

Open Source
Job Vacancy Trend in England

Job postings citing Open Source as a proportion of all IT jobs advertised in England.

Job vacancy trend for Open Source in England

Open Source
Contractor Daily Rate Trend in England

3-month moving average daily rate quoted in jobs citing Open Source in England.

Daily rate trend for Open Source in England

Open Source
Daily Rate Histogram in England

Daily rate distribution for jobs citing Open Source in England over the 6 months to 9 May 2021.

Daily rate histogram for Open Source in England

Open Source
Contractor Hourly Rate Trend in England

3-month moving average hourly rates quoted in jobs citing Open Source in England.

Hourly rate trend for Open Source in England

Open Source
Hourly Rate Histogram in England

Hourly rate distribution of jobs citing Open Source in England over the 6 months to 9 May 2021.

Hourly rate histogram for Open Source in England

Open Source
Contract Job Locations in England

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Open Source within the England region over the 6 months to 9 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
London -22 556 £575 - 173
South East +21 66 £524 +16.39% 39
North of England -40 45 £500 -9.09% 59
East of England +28 44 £488 +8.33% 16
Midlands +5 36 £390 -22.00% 31
South West -16 31 £475 -20.83% 22
North West -3 29 £500 -7.67% 43
West Midlands -10 29 £381 -23.80% 20
Yorkshire -31 11 £475 -18.10% 14
East Midlands +24 7 £390 +11.43% 11
North East +5 5 £428 -51.14% 2
Open Source
UK

For the 6 months to 9 May 2021, IT contractor jobs citing Open Source 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 England region with a requirement for Open Source.

1 418 (49.82%) Agile Software Development
2 332 (39.57%) AWS
3 299 (35.64%) Java
4 261 (31.11%) DevOps
5 245 (29.20%) Azure
6 234 (27.89%) Python
7 207 (24.67%) JavaScript
8 190 (22.65%) Social Skills
9 189 (22.53%) Docker
10 185 (22.05%) SQL
11 183 (21.81%) Kubernetes
12 175 (20.86%) Jenkins
13 172 (20.50%) Software Engineering
14 166 (19.79%) Microservices
14 166 (19.79%) Test Automation
15 159 (18.95%) Finance
16 154 (18.36%) Linux
17 145 (17.28%) Security Cleared
18 139 (16.57%) Continuous Integration
19 136 (16.21%) GCP
20 135 (16.09%) Terraform
21 133 (15.85%) Git (software)
22 128 (15.26%) Scrum
23 123 (14.66%) Web Services
24 122 (14.54%) React
25 119 (14.18%) Ansible
25 119 (14.18%) Node.js
26 114 (13.59%) HTML
27 113 (13.47%) TDD
28 110 (13.11%) Problem-Solving

Open Source
Co-occurring IT Skills in England 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 78 (9.30%) Apache
2 62 (7.39%) Apache Spark
3 36 (4.29%) nginx
4 27 (3.22%) OpenStack
5 24 (2.86%) Confluence
6 22 (2.62%) Red Hat Fuse
7 19 (2.26%) Tomcat
8 18 (2.15%) Elasticsearch
9 14 (1.67%) CMS
9 14 (1.67%) Mule
9 14 (1.67%) Mule ESB
10 12 (1.43%) Anypoint
10 12 (1.43%) Apache Airflow
10 12 (1.43%) IIS
11 10 (1.19%) WebLogic
11 10 (1.19%) WebSphere
12 8 (0.95%) ArcGIS
13 7 (0.83%) JBoss
13 7 (0.83%) Jetty
13 7 (0.83%) Mongrel
Applications
1 9 (1.07%) Microsoft Excel
2 3 (0.36%) MS Visio
3 2 (0.24%) Chatbot
4 1 (0.12%) Microsoft Office
4 1 (0.12%) Microsoft PowerPoint
Business Applications
1 8 (0.95%) SAP HCM
2 4 (0.48%) Magento
2 4 (0.48%) Oracle EBS
2 4 (0.48%) Oracle EBS R12
3 1 (0.12%) SAP ERP
Cloud Services
1 332 (39.57%) AWS
2 245 (29.20%) Azure
3 136 (16.21%) GCP
4 97 (11.56%) Serverless
5 64 (7.63%) GitHub
6 36 (4.29%) PaaS
7 30 (3.58%) AWS CloudFormation
8 28 (3.34%) AWS Lambda
8 28 (3.34%) npm
9 26 (3.10%) Cloud Computing
10 23 (2.74%) Azure Functions
11 22 (2.62%) SaaS
12 20 (2.38%) Amazon S3
13 19 (2.26%) Amazon EC2
14 18 (2.15%) IaaS
15 17 (2.03%) Amazon SQS
15 17 (2.03%) Power Platform
16 14 (1.67%) Heroku
17 13 (1.55%) Amazon CloudWatch
17 13 (1.55%) Amazon EKS
Communications & Networking
1 32 (3.81%) HTTP
2 24 (2.86%) Software-Defined Networking
3 22 (2.62%) TCP/IP
4 21 (2.50%) 3GPP
4 21 (2.50%) Firewall
4 21 (2.50%) SGSN
5 18 (2.15%) Multicast
6 14 (1.67%) SSL
6 14 (1.67%) Wireshark
7 13 (1.55%) DNS
8 11 (1.31%) FTP
8 11 (1.31%) Wi-Fi
9 10 (1.19%) tcpdump
10 9 (1.07%) DHCP
10 9 (1.07%) IPv6
11 8 (0.95%) Broadband
11 8 (0.95%) DECT
11 8 (0.95%) IPv4
11 8 (0.95%) PPP
11 8 (0.95%) UPnP
Database & Business Intelligence
1 81 (9.65%) PostgreSQL
2 74 (8.82%) NoSQL
3 66 (7.87%) Big Data
4 61 (7.27%) Relational Database
5 45 (5.36%) MySQL
6 44 (5.24%) Hadoop
7 37 (4.41%) MongoDB
8 35 (4.17%) Data Warehouse
9 34 (4.05%) SQL Server
10 26 (3.10%) Amazon DynamoDB
11 24 (2.86%) Data Lake
12 22 (2.62%) BigQuery
13 17 (2.03%) Power BI
14 16 (1.91%) Amazon Aurora
14 16 (1.91%) Apache Hive
15 14 (1.67%) Amazon RDS
15 14 (1.67%) Data Mining
15 14 (1.67%) Redis
16 12 (1.43%) Amazon Redshift
16 12 (1.43%) Tableau
Development Applications
1 175 (20.86%) Jenkins
2 133 (15.85%) Git (software)
3 58 (6.91%) Maven
4 53 (6.32%) JIRA
5 52 (6.20%) Selenium
6 42 (5.01%) GitLab
7 34 (4.05%) Gradle
8 28 (3.34%) JUnit
9 27 (3.22%) gulp
10 24 (2.86%) webpack
11 23 (2.74%) Travis CI
12 22 (2.62%) Cucumber
13 18 (2.15%) SonarQube
14 17 (2.03%) CircleCI
14 17 (2.03%) Subversion
14 17 (2.03%) Visual Studio Team System
15 16 (1.91%) Visual Studio
16 14 (1.67%) JMeter
17 13 (1.55%) Gatling
18 12 (1.43%) Artifactory
General
1 190 (22.65%) Social Skills
2 159 (18.95%) Finance
3 93 (11.08%) Analytical Skills
4 91 (10.85%) Banking
5 73 (8.70%) Public Sector
6 38 (4.53%) Investment Banking
7 33 (3.93%) Influencing Skills
8 24 (2.86%) Marketing
9 22 (2.62%) Presentation Skills
10 20 (2.38%) Telecoms
11 15 (1.79%) Front Office
12 12 (1.43%) Retail
13 8 (0.95%) Publishing
14 7 (0.83%) Games
15 5 (0.60%) Wearables
16 3 (0.36%) Automotive
16 3 (0.36%) Electronics
16 3 (0.36%) Legal
16 3 (0.36%) Local Government
16 3 (0.36%) Military
Job Titles
1 295 (35.16%) Developer
2 131 (15.61%) Architect
3 87 (10.37%) DevOps Engineer
4 80 (9.54%) Java Developer
5 79 (9.42%) React Developer
6 78 (9.30%) Software Engineer
7 55 (6.56%) Senior Developer
8 49 (5.84%) Solutions Architect
9 41 (4.89%) Kubernetes Engineer
10 40 (4.77%) Developer/Software Engineer
11 34 (4.05%) Cloud Engineer
11 34 (4.05%) Full Stack Developer
12 31 (3.69%) Analyst
13 30 (3.58%) AWS Engineer
13 30 (3.58%) Cloud Architect
14 27 (3.22%) AWS DevOps
14 27 (3.22%) Front End Developer (Client-Side Developer)
15 26 (3.10%) Data Architect
15 26 (3.10%) Technical Architect
16 25 (2.98%) Data Engineer
Libraries, Frameworks & Software Standards
1 123 (14.66%) Web Services
2 122 (14.54%) React
3 119 (14.18%) Node.js
4 114 (13.59%) HTML
5 107 (12.75%) REST
6 104 (12.40%) .NET
7 97 (11.56%) AngularJS
8 91 (10.85%) Spring
9 86 (10.25%) CSS
10 62 (7.39%) Kafka
11 58 (6.91%) Hibernate
12 55 (6.56%) XML
13 50 (5.96%) HTML5
13 50 (5.96%) RESTful
14 47 (5.60%) React Native
15 46 (5.48%) JSON
16 43 (5.13%) Redux
17 40 (4.77%) GraphQL
17 40 (4.77%) SOAP
18 34 (4.05%) Middleware
Miscellaneous
1 52 (6.20%) Blog
2 51 (6.08%) Cloud Native
3 49 (5.84%) User Experience
4 41 (4.89%) Algorithms
5 37 (4.41%) Public Cloud
6 34 (4.05%) Data Centre
7 31 (3.69%) Data Structures
8 28 (3.34%) Mobile App
9 27 (3.22%) Enterprise Software
10 24 (2.86%) Clustering
10 24 (2.86%) Derivative
11 20 (2.38%) Greenfield Project
11 20 (2.38%) Virtual Team
12 18 (2.15%) Management Information System
13 12 (1.43%) Hybrid Cloud
14 11 (1.31%) Fixed Income
15 8 (0.95%) Embedded Systems
15 8 (0.95%) NHS
16 7 (0.83%) Smart Meter
16 7 (0.83%) Social Media
Operating Systems
1 154 (18.36%) Linux
2 48 (5.72%) Unix
3 46 (5.48%) Windows
4 31 (3.69%) Android
5 25 (2.98%) Red Hat Enterprise Linux
6 14 (1.67%) Apple iOS
7 13 (1.55%) CentOS
8 8 (0.95%) OpenWrt
9 6 (0.72%) Ubuntu
10 4 (0.48%) Mac OS X
11 3 (0.36%) SUSE
11 3 (0.36%) Windows Server
12 2 (0.24%) Mac OS
12 2 (0.24%) Solaris
12 2 (0.24%) VMS
13 1 (0.12%) AIX
13 1 (0.12%) Android TV
13 1 (0.12%) CoreOS
13 1 (0.12%) Tizen
13 1 (0.12%) webOS
Processes & Methodologies
1 418 (49.82%) Agile Software Development
2 261 (31.11%) DevOps
3 172 (20.50%) Software Engineering
4 166 (19.79%) Microservices
4 166 (19.79%) Test Automation
5 139 (16.57%) Continuous Integration
6 128 (15.26%) Scrum
7 113 (13.47%) TDD
8 110 (13.11%) Problem-Solving
9 99 (11.80%) Computer Science
10 79 (9.42%) Analytics
11 75 (8.94%) OO
12 71 (8.46%) Configuration Management
13 65 (7.75%) Data Modelling
14 60 (7.15%) SDLC
15 59 (7.03%) Infrastructure as Code
15 59 (7.03%) Mentoring
16 53 (6.32%) Continuous Delivery
16 53 (6.32%) Data Science
16 53 (6.32%) High Availability
Programming Languages
1 299 (35.64%) Java
2 234 (27.89%) Python
3 207 (24.67%) JavaScript
4 185 (22.05%) SQL
5 50 (5.96%) C#
6 42 (5.01%) Go
6 42 (5.01%) Ruby
7 41 (4.89%) TypeScript
8 39 (4.65%) Scala
9 35 (4.17%) Bash Shell
10 32 (3.81%) C++
10 32 (3.81%) ES6
11 29 (3.46%) C
11 29 (3.46%) Groovy
12 28 (3.34%) Kotlin
13 27 (3.22%) Shell Script
14 25 (2.98%) Java 8
15 24 (2.86%) R
16 17 (2.03%) Perl
17 16 (1.91%) PowerShell
Qualifications
1 145 (17.28%) Security Cleared
2 107 (12.75%) SC Cleared
3 81 (9.65%) Degree
4 24 (2.86%) Computer Science Degree
5 23 (2.74%) Master's Degree
6 19 (2.26%) ISTQB
7 17 (2.03%) ISEB
8 16 (1.91%) ISTQB Foundation Certification
9 10 (1.19%) AWS Certification
10 9 (1.07%) DV Cleared
11 6 (0.72%) GIAC
12 5 (0.60%) BPSS Clearance
12 5 (0.60%) SANS
13 4 (0.48%) Cisco Certification
13 4 (0.48%) Numerate Degree
13 4 (0.48%) Postgraduate
14 3 (0.36%) CESG Certified Professional
14 3 (0.36%) PhD
15 2 (0.24%) (ISC)2 CCSP
15 2 (0.24%) CISSP
Quality Assurance & Compliance
1 60 (7.15%) QA
2 21 (2.50%) OASIS TOSCA
3 14 (1.67%) SLA
4 10 (1.19%) Data Quality
5 8 (0.95%) JTAG
6 7 (0.83%) WCAG
7 6 (0.72%) GDPR
8 3 (0.36%) Disclosure Scotland
8 3 (0.36%) ISO/IEC 27001
8 3 (0.36%) MiFID
8 3 (0.36%) PCI DSS
9 2 (0.24%) COBIT
9 2 (0.24%) HL7
10 1 (0.12%) Basel III
10 1 (0.12%) HMG Security Policy Framework
10 1 (0.12%) ISO 9000
10 1 (0.12%) NIST
10 1 (0.12%) PMO
10 1 (0.12%) Sarbanes-Oxley
System Software
1 189 (22.53%) Docker
2 21 (2.50%) KVM
2 21 (2.50%) LXC
2 21 (2.50%) VMware ESXi
3 17 (2.03%) Virtual Machines
4 15 (1.79%) VMware Infrastructure
5 11 (1.31%) HDFS
6 7 (0.83%) Xen
7 6 (0.72%) Apache ZooKeeper
8 4 (0.48%) Oracle Clusterware
8 4 (0.48%) Oracle RAC
9 3 (0.36%) Active Directory
10 2 (0.24%) Kamailio
10 2 (0.24%) Snort
10 2 (0.24%) Squid
11 1 (0.12%) Apache Flume
11 1 (0.12%) GlusterFS
11 1 (0.12%) Postfix
11 1 (0.12%) VirtualBox
11 1 (0.12%) vSphere
Systems Management
1 183 (21.81%) Kubernetes
2 135 (16.09%) Terraform
3 119 (14.18%) Ansible
4 56 (6.67%) Opscode Chef
5 53 (6.32%) Puppet
6 47 (5.60%) Grafana
7 38 (4.53%) Prometheus
8 27 (3.22%) Docker Swarm
9 21 (2.50%) Cloudify
9 21 (2.50%) Juju
10 17 (2.03%) Nagios
11 16 (1.91%) Kibana
12 15 (1.79%) Istio
13 14 (1.67%) CloudHub
14 12 (1.43%) Argo
15 9 (1.07%) ITRS Geneos
16 8 (0.95%) Hadoop YARN
16 8 (0.95%) Packer
17 7 (0.83%) HP ALM
18 6 (0.72%) Single Sign-On
Vendors
1 97 (11.56%) Microsoft
2 61 (7.27%) Google
3 60 (7.15%) Oracle
4 44 (5.24%) Red Hat
5 31 (3.69%) Databricks
6 26 (3.10%) SAP
7 24 (2.86%) Cisco
7 24 (2.86%) MuleSoft
8 21 (2.50%) Ericsson
8 21 (2.50%) Juniper
8 21 (2.50%) Mirantis
9 20 (2.38%) IBM
10 18 (2.15%) Salesforce.com
11 17 (2.03%) Splunk
12 15 (1.79%) VMware
13 10 (1.19%) HP
14 9 (1.07%) Citrix
15 8 (0.95%) BiZZdesign
16 7 (0.83%) Teradata
17 5 (0.60%) Altova