Period
to 16 May 2021

The following table provides summary statistics for contract job vacancies 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 16 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
6 months to
16 May 2021
Same period 2020 Same period 2019
Rank 149 115 98
Rank change year-on-year -34 -17 +1
Contract jobs citing Open Source 1,004 1,022 2,312
As % of all contract jobs advertised in the UK 1.77% 2.05% 2.54%
As % of the Processes & Methodologies category 2.02% 2.40% 2.90%
Number of daily rates quoted 713 738 1,539
10th Percentile £388 £375 £400
25th Percentile £456 £450 £450
Median daily rate (50th Percentile) £525 £550 £525
Median % change year-on-year -4.55% +4.76% +5.00%
75th Percentile £650 £650 £600
90th Percentile £700 £750 £675
UK excluding London median daily rate £498 £500 £500
% change year-on-year -0.36% - +5.26%
Number of hourly rates quoted 10 16 15
10th Percentile " £24.57 £19.75
25th Percentile £8.00 £40.50 £25.13
Median hourly rate £28.75 £52.50 £38.50
Median % change year-on-year -45.24% +36.36% -9.41%
75th Percentile £49.69 £57.31 £52.25
90th Percentile £52.75 £68.75 £58.25
UK excluding London median hourly rate £43.75 £53.00 £34.50
% change year-on-year -17.45% +53.62% +150.91%

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 with a requirement for process or methodology skills.

All Process and Methodology Skills
UK
Contract vacancies with a requirement for process or methodology skills 49,592 42,633 79,835
As % of all contract IT jobs advertised in the UK 87.30% 85.41% 87.54%
Number of daily rates quoted 33,936 28,363 53,646
10th Percentile £311 £289 £300
25th Percentile £400 £381 £381
Median daily rate (50th Percentile) £495 £475 £475
Median % change year-on-year +4.21% - +5.56%
75th Percentile £588 £575 £575
90th Percentile £675 £663 £650
UK excluding London median daily rate £440 £450 £438
% change year-on-year -2.22% +2.86% +4.17%
Number of hourly rates quoted 1,466 1,315 1,998
10th Percentile £12.01 £12.39 £11.50
25th Percentile £15.50 £16.00 £14.26
Median hourly rate £26.00 £22.29 £22.50
Median % change year-on-year +16.67% -0.96% +9.20%
75th Percentile £46.88 £46.00 £44.25
90th Percentile £59.88 £55.00 £50.50
UK excluding London median hourly rate £22.50 £20.11 £22.40
% change year-on-year +11.88% -10.22% +17.71%

Open Source
Job Vacancy Trend

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

Job vacancy trend for Open Source in the UK

Open Source
Contractor Daily Rate Trend

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

Daily rate trend for Open Source in the UK

Open Source
Daily Rate Histogram

Daily rate distribution for jobs citing Open Source over the 6 months to 16 May 2021.

Daily rate histogram for Open Source in the UK

Open Source
Contractor Hourly Rate Trend

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

Hourly rate trend for Open Source in the UK

Open Source
Hourly Rate Histogram

Hourly rate distribution of jobs citing Open Source over the 6 months to 16 May 2021.

Hourly rate histogram for Open Source in the UK

Open Source
Top 16 Contract Locations

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 UK over the 6 months to 16 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 -30 840 £525 -4.55% 338
London -32 555 £575 - 173
Work from Home -28 343 £548 -4.78% 95
UK excluding London -43 254 £498 -0.36% 194
South East +5 64 £523 +16.11% 42
East of England +36 46 £480 +6.67% 18
North of England -49 44 £500 -9.09% 56
Midlands -8 34 £395 -21.00% 29
South West -16 32 £475 -20.83% 19
Scotland -4 31 £513 +36.67% 22
North West -13 28 £500 -7.67% 35
West Midlands -15 27 £400 -20.00% 17
Yorkshire -15 11 £475 -19.49% 17
East Midlands +20 7 £390 +11.43% 12
North East +2 5 £428 -52.50% 4
Wales +10 4 £475 - 7

For the 6 months to 16 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 with a requirement for Open Source.

1 476 (47.41%) Agile Software Development
2 381 (37.95%) AWS
3 379 (37.75%) Java
4 335 (33.37%) DevOps
5 305 (30.38%) Python
6 271 (26.99%) Azure
7 247 (24.60%) Kubernetes
8 244 (24.30%) Jenkins
9 229 (22.81%) JavaScript
10 224 (22.31%) Docker
11 221 (22.01%) Social Skills
12 218 (21.71%) SQL
13 202 (20.12%) Microservices
14 200 (19.92%) Terraform
15 198 (19.72%) Software Engineering
16 190 (18.92%) Git (software)
17 182 (18.13%) Ansible
18 178 (17.73%) GCP
19 177 (17.63%) Test Automation
20 175 (17.43%) Linux
21 168 (16.73%) Node.js
22 167 (16.63%) Finance
23 164 (16.33%) Security Cleared
24 154 (15.34%) Scrum
25 142 (14.14%) Continuous Integration
26 137 (13.65%) Web Services
27 136 (13.55%) React
28 135 (13.45%) HTML
29 129 (12.85%) TDD
30 126 (12.55%) SC Cleared

Open Source
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 98 (9.76%) Apache
2 64 (6.37%) Apache Spark
3 56 (5.58%) nginx
4 29 (2.89%) OpenStack
5 26 (2.59%) Confluence
6 23 (2.29%) Tomcat
7 21 (2.09%) Red Hat Fuse
8 19 (1.89%) Elasticsearch
9 15 (1.49%) CMS
9 15 (1.49%) WebLogic
10 14 (1.39%) IIS
11 13 (1.29%) Apache Airflow
11 13 (1.29%) Mule
11 13 (1.29%) Mule ESB
12 12 (1.20%) JBoss
13 11 (1.10%) Anypoint
14 9 (0.90%) ArcGIS
14 9 (0.90%) WebSphere
15 8 (0.80%) Cloud Foundry
16 7 (0.70%) Mongrel
Applications
1 9 (0.90%) Microsoft Excel
2 3 (0.30%) MS Visio
3 2 (0.20%) Chatbot
4 1 (0.100%) Microsoft Office
4 1 (0.100%) Microsoft PowerPoint
Business Applications
1 8 (0.80%) SAP HCM
2 5 (0.50%) Magento
3 4 (0.40%) Oracle EBS
3 4 (0.40%) Oracle EBS R12
4 3 (0.30%) SAP ERP
5 2 (0.20%) Sentinel
Cloud Services
1 381 (37.95%) AWS
2 271 (26.99%) Azure
3 178 (17.73%) GCP
4 96 (9.56%) Serverless
5 74 (7.37%) GitHub
6 65 (6.47%) npm
7 47 (4.68%) PaaS
8 32 (3.19%) AWS CloudFormation
9 28 (2.79%) AWS Lambda
10 27 (2.69%) Azure Functions
11 26 (2.59%) Amazon EC2
11 26 (2.59%) Cloud Computing
11 26 (2.59%) SaaS
12 25 (2.49%) Amazon S3
13 22 (2.19%) IaaS
14 21 (2.09%) Power Platform
15 19 (1.89%) Amazon SQS
16 18 (1.79%) Amazon EKS
17 17 (1.69%) Amazon CloudWatch
18 15 (1.49%) Azure Cosmos DB
Communications & Networking
1 37 (3.69%) HTTP
2 28 (2.79%) Firewall
3 24 (2.39%) Software-Defined Networking
4 23 (2.29%) TCP/IP
5 21 (2.09%) 3GPP
5 21 (2.09%) SGSN
6 19 (1.89%) Multicast
7 16 (1.59%) DNS
7 16 (1.59%) Wireshark
8 13 (1.29%) SSL
9 11 (1.10%) tcpdump
9 11 (1.10%) Wi-Fi
10 10 (1.00%) DHCP
10 10 (1.00%) FTP
11 9 (0.90%) Internet
11 9 (0.90%) IPv6
12 8 (0.80%) IPv4
12 8 (0.80%) LAN
12 8 (0.80%) PPP
12 8 (0.80%) UPnP
Database & Business Intelligence
1 97 (9.66%) PostgreSQL
2 89 (8.86%) NoSQL
3 73 (7.27%) Big Data
4 66 (6.57%) Relational Database
5 57 (5.68%) MySQL
6 56 (5.58%) MongoDB
7 48 (4.78%) Hadoop
8 46 (4.58%) Data Warehouse
8 46 (4.58%) SQL Server
9 40 (3.98%) BigQuery
10 29 (2.89%) Amazon DynamoDB
11 25 (2.49%) Data Lake
12 21 (2.09%) Power BI
13 19 (1.89%) Redis
14 17 (1.69%) Amazon Aurora
14 17 (1.69%) Tableau
15 16 (1.59%) Apache Hive
16 15 (1.49%) Amazon Redshift
16 15 (1.49%) Oracle Database
17 14 (1.39%) Amazon RDS
Development Applications
1 244 (24.30%) Jenkins
2 190 (18.92%) Git (software)
3 107 (10.66%) Maven
4 70 (6.97%) Gradle
5 68 (6.77%) gulp
6 64 (6.37%) JIRA
6 64 (6.37%) Travis CI
7 60 (5.98%) Selenium
8 56 (5.58%) CircleCI
8 56 (5.58%) GitLab
9 37 (3.69%) JUnit
10 29 (2.89%) Cucumber
11 27 (2.69%) webpack
12 24 (2.39%) SonarQube
13 21 (2.09%) Visual Studio Team System
14 20 (1.99%) Visual Studio
15 18 (1.79%) Artifactory
16 16 (1.59%) Sonatype Nexus
17 14 (1.39%) Gatling
18 13 (1.29%) Subversion
General
1 221 (22.01%) Social Skills
2 167 (16.63%) Finance
3 111 (11.06%) Analytical Skills
4 91 (9.06%) Public Sector
5 89 (8.86%) Banking
6 43 (4.28%) Influencing Skills
7 37 (3.69%) Investment Banking
8 24 (2.39%) Presentation Skills
9 23 (2.29%) Marketing
9 23 (2.29%) Telecoms
10 15 (1.49%) Front Office
11 14 (1.39%) Retail
12 9 (0.90%) Publishing
13 8 (0.80%) Games
14 5 (0.50%) Documentation Skills
14 5 (0.50%) Legal
15 4 (0.40%) Billing
15 4 (0.40%) Organisational Skills
15 4 (0.40%) Wearables
16 3 (0.30%) Military
Job Titles
1 340 (33.86%) Developer
2 145 (14.44%) Architect
3 141 (14.04%) DevOps Engineer
4 99 (9.86%) Java Developer
5 80 (7.97%) Software Engineer
6 77 (7.67%) React Developer
7 68 (6.77%) Senior Developer
8 51 (5.08%) Kubernetes Engineer
9 48 (4.78%) Solutions Architect
10 43 (4.28%) Full Stack Developer
11 39 (3.88%) AWS Engineer
12 37 (3.69%) Cloud Engineer
13 36 (3.59%) Analyst
13 36 (3.59%) AWS DevOps
14 35 (3.49%) Cloud Architect
14 35 (3.49%) Developer/Software Engineer
15 34 (3.39%) Front End Developer (Client-Side Developer)
16 30 (2.99%) AWS DevOps Engineer
17 29 (2.89%) Data Architect
18 28 (2.79%) Data Engineer
Libraries, Frameworks & Software Standards
1 168 (16.73%) Node.js
2 137 (13.65%) Web Services
3 136 (13.55%) React
4 135 (13.45%) HTML
5 122 (12.15%) REST
5 122 (12.15%) Spring
6 107 (10.66%) AngularJS
7 103 (10.26%) CSS
8 100 (9.96%) .NET
9 73 (7.27%) Hibernate
10 72 (7.17%) Kafka
11 62 (6.18%) HTML5
11 62 (6.18%) XML
12 60 (5.98%) JSON
13 59 (5.88%) RESTful
14 48 (4.78%) SOAP
15 44 (4.38%) Redux
16 42 (4.18%) React Native
17 41 (4.08%) GraphQL
18 39 (3.88%) Spring Boot
Miscellaneous
1 56 (5.58%) Cloud Native
2 49 (4.88%) User Experience
3 47 (4.68%) Blog
4 42 (4.18%) Public Cloud
5 41 (4.08%) Algorithms
5 41 (4.08%) Data Structures
6 38 (3.78%) Data Centre
7 32 (3.19%) Enterprise Software
8 28 (2.79%) Mobile App
9 24 (2.39%) Derivative
10 23 (2.29%) Virtual Team
11 22 (2.19%) Greenfield Project
12 21 (2.09%) Clustering
13 19 (1.89%) Management Information System
14 17 (1.69%) Hybrid Cloud
15 11 (1.10%) Fixed Income
16 10 (1.00%) Social Media
17 9 (0.90%) NHS
18 8 (0.80%) Embedded Systems
18 8 (0.80%) Self-Motivation
Operating Systems
1 175 (17.43%) Linux
2 55 (5.48%) Windows
3 52 (5.18%) Unix
4 36 (3.59%) Android
5 34 (3.39%) Red Hat Enterprise Linux
6 16 (1.59%) CentOS
7 15 (1.49%) Apple iOS
8 8 (0.80%) OpenWrt
9 5 (0.50%) Ubuntu
9 5 (0.50%) VMS
9 5 (0.50%) Windows Server
10 4 (0.40%) CoreOS
11 3 (0.30%) Debian
12 2 (0.20%) Mac OS
12 2 (0.20%) Mac OS X
12 2 (0.20%) Solaris
12 2 (0.20%) SUSE
13 1 (0.100%) AIX
13 1 (0.100%) webOS
13 1 (0.100%) Windows 10
Processes & Methodologies
1 476 (47.41%) Agile Software Development
2 335 (33.37%) DevOps
3 202 (20.12%) Microservices
4 198 (19.72%) Software Engineering
5 177 (17.63%) Test Automation
6 154 (15.34%) Scrum
7 142 (14.14%) Continuous Integration
8 129 (12.85%) TDD
9 124 (12.35%) Problem-Solving
10 101 (10.06%) Mentoring
11 100 (9.96%) Computer Science
12 93 (9.26%) Analytics
13 84 (8.37%) OO
14 80 (7.97%) Configuration Management
15 73 (7.27%) Data Modelling
16 70 (6.97%) SDLC
17 68 (6.77%) Infrastructure as Code
18 62 (6.18%) Continuous Delivery
19 60 (5.98%) Continuous Improvement
20 58 (5.78%) High Availability
Programming Languages
1 379 (37.75%) Java
2 305 (30.38%) Python
3 229 (22.81%) JavaScript
4 218 (21.71%) SQL
5 69 (6.87%) Groovy
6 55 (5.48%) Scala
7 53 (5.28%) C#
8 49 (4.88%) Go
9 45 (4.48%) Ruby
10 44 (4.38%) TypeScript
11 42 (4.18%) Bash Shell
12 39 (3.88%) C++
13 34 (3.39%) C
14 33 (3.29%) Kotlin
15 31 (3.09%) ES6
16 28 (2.79%) R
17 27 (2.69%) Shell Script
18 24 (2.39%) Java 8
19 21 (2.09%) Perl
20 19 (1.89%) PowerShell
Qualifications
1 164 (16.33%) Security Cleared
2 126 (12.55%) SC Cleared
3 83 (8.27%) Degree
4 24 (2.39%) Computer Science Degree
5 23 (2.29%) Master's Degree
6 20 (1.99%) ISTQB
7 16 (1.59%) ISEB
7 16 (1.59%) ISTQB Foundation Certification
8 12 (1.20%) DV Cleared
9 10 (1.00%) AWS Certification
10 9 (0.90%) BPSS Clearance
11 8 (0.80%) GIAC
12 7 (0.70%) CESG Certified Professional
12 7 (0.70%) Cisco Certification
13 5 (0.50%) SANS
13 5 (0.50%) TOGAF Certification
14 4 (0.40%) CISSP
14 4 (0.40%) CREST Certified
14 4 (0.40%) Numerate Degree
14 4 (0.40%) Postgraduate
Quality Assurance & Compliance
1 57 (5.68%) QA
2 21 (2.09%) OASIS TOSCA
3 15 (1.49%) SLA
4 14 (1.39%) Data Quality
5 10 (1.00%) WCAG
6 8 (0.80%) JTAG
7 7 (0.70%) PCI DSS
8 6 (0.60%) GDPR
9 4 (0.40%) Disclosure Scotland
9 4 (0.40%) ISO/IEC 27001
9 4 (0.40%) Sarbanes-Oxley
10 3 (0.30%) HMG Security Policy Framework
10 3 (0.30%) MiFID
11 2 (0.20%) COBIT
11 2 (0.20%) HL7
12 1 (0.100%) Basel III
12 1 (0.100%) ISO 9000
12 1 (0.100%) PMO
System Software
1 224 (22.31%) Docker
2 37 (3.69%) Virtual Machines
3 21 (2.09%) KVM
3 21 (2.09%) LXC
3 21 (2.09%) VMware ESXi
4 17 (1.69%) VMware Infrastructure
5 11 (1.10%) HDFS
6 10 (1.00%) Active Directory
7 7 (0.70%) Apache ZooKeeper
7 7 (0.70%) Xen
8 6 (0.60%) Oracle RAC
9 4 (0.40%) Oracle Clusterware
10 3 (0.30%) Squid
11 2 (0.20%) Kamailio
11 2 (0.20%) Snort
11 2 (0.20%) vSphere
12 1 (0.100%) Apache Flume
12 1 (0.100%) GlusterFS
12 1 (0.100%) Postfix
12 1 (0.100%) VirtualBox
Systems Management
1 247 (24.60%) Kubernetes
2 200 (19.92%) Terraform
3 182 (18.13%) Ansible
4 87 (8.67%) Opscode Chef
5 63 (6.27%) Puppet
6 53 (5.28%) Grafana
7 39 (3.88%) Prometheus
8 28 (2.79%) Argo
8 28 (2.79%) Docker Swarm
9 21 (2.09%) Cloudify
9 21 (2.09%) Juju
10 18 (1.79%) Istio
10 18 (1.79%) Nagios
11 17 (1.69%) Kibana
12 13 (1.29%) CloudHub
13 11 (1.10%) Packer
14 10 (1.00%) ITRS Geneos
15 8 (0.80%) Hadoop YARN
16 7 (0.70%) HP ALM
17 6 (0.60%) Oozie
Vendors
1 106 (10.56%) Microsoft
2 92 (9.16%) Google
3 74 (7.37%) Oracle
4 54 (5.38%) Red Hat
5 32 (3.19%) Databricks
6 29 (2.89%) MuleSoft
6 29 (2.89%) SAP
7 24 (2.39%) Cisco
8 21 (2.09%) Ericsson
8 21 (2.09%) Juniper
8 21 (2.09%) Mirantis
8 21 (2.09%) Salesforce.com
9 20 (1.99%) Splunk
10 19 (1.89%) IBM
10 19 (1.89%) VMware
11 11 (1.10%) Adobe
11 11 (1.10%) Citrix
11 11 (1.10%) HP
12 10 (1.00%) Atlassian
13 9 (0.90%) webMethods