Period
to 12 April 2021

The following table provides summary statistics for permanent job vacancies with a requirement for Open Source skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Open Source over the 6 months to 12 April 2021 with a comparison to the same period in the previous 2 years.

Open Source
UK
6 months to
12 Apr 2021
Same period 2020 Same period 2019
Rank 137 155 114
Rank change year-on-year +18 -41 +1
Permanent jobs citing Open Source 1,959 2,601 4,334
As % of all permanent jobs advertised in the UK 2.37% 2.29% 2.91%
As % of the Processes & Methodologies category 2.57% 2.49% 3.15%
Number of salaries quoted 1,393 1,976 3,132
10th Percentile £41,250 £37,500 £35,000
25th Percentile £50,000 £47,000 £43,750
Median annual salary (50th Percentile) £67,500 £65,000 £60,000
Median % change year-on-year +3.85% +8.33% +4.35%
75th Percentile £82,500 £85,000 £77,500
90th Percentile £97,500 £115,000 £90,000
UK excluding London median annual salary £55,000 £55,000 £52,500
% change year-on-year - +4.76% +5.00%

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

All Process and Methodology Skills
UK
Permanent vacancies with a requirement for process or methodology skills 76,303 104,589 137,442
As % of all permanent IT jobs advertised in the UK 92.46% 92.13% 92.30%
Number of salaries quoted 58,806 83,983 109,303
10th Percentile £32,500 £31,250 £30,000
25th Percentile £41,250 £40,000 £37,500
Median annual salary (50th Percentile) £55,000 £55,000 £52,500
Median % change year-on-year - +4.76% +5.00%
75th Percentile £75,000 £72,500 £70,000
90th Percentile £90,000 £90,000 £85,000
UK excluding London median annual salary £48,500 £47,500 £45,000
% change year-on-year +2.11% +5.56% -

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
Salary Trend

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

Salary trend for Open Source in the UK

Open Source
Salary Histogram

Salary distribution for jobs citing Open Source over the 6 months to 12 April 2021.

Salary histogram for Open Source in the UK

Open Source
Top 17 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Open Source within the UK over the 6 months to 12 April 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
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
England +18 1,808 £67,500 +3.85% 388
London +8 1,061 £75,000 - 197
UK excluding London +13 794 £55,000 - 224
Work from Home -22 346 £70,000 +16.67% 84
South East +30 211 £60,000 - 41
North of England -44 170 £55,000 - 65
South West +24 164 £55,000 +6.60% 23
Midlands +12 136 £55,000 -8.33% 39
North West +3 114 £58,500 +6.20% 42
West Midlands +19 107 £60,000 +9.09% 29
Scotland +1 58 £60,000 +9.09% 20
East of England +58 56 £58,750 +10.85% 21
Yorkshire -63 45 £55,000 - 20
East Midlands +16 29 £42,500 -50.00% 10
Northern Ireland +14 18 - - 5
North East +4 11 £58,750 +40.38% 3
Wales +3 7 £65,000 +34.02% 10

For the 6 months to 12 April 2021, IT 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 permanent job ads with a requirement for Open Source.

1 1,098 (56.05%) Agile Software Development
2 778 (39.71%) AWS
3 680 (34.71%) Python
4 663 (33.84%) Java
5 653 (33.33%) DevOps
6 588 (30.02%) Software Engineering
7 561 (28.64%) Azure
8 527 (26.90%) Microservices
9 524 (26.75%) Docker
10 478 (24.40%) JavaScript
11 467 (23.84%) Linux
12 420 (21.44%) Kubernetes
13 380 (19.40%) Git (software)
14 360 (18.38%) SQL
15 359 (18.33%) Jenkins
16 336 (17.15%) Finance
17 328 (16.74%) React
18 310 (15.82%) Continuous Integration
19 306 (15.62%) Test Automation
20 273 (13.94%) Terraform
21 272 (13.88%) Scrum
22 265 (13.53%) Big Data
23 263 (13.43%) Degree
23 263 (13.43%) GCP
24 262 (13.37%) AngularJS
25 257 (13.12%) Ansible
26 250 (12.76%) REST
26 250 (12.76%) Microsoft
27 249 (12.71%) Analytics
28 247 (12.61%) NoSQL

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
1 127 (6.48%) Confluence
2 96 (4.90%) Apache
2 96 (4.90%) Apache Spark
3 66 (3.37%) Elasticsearch
4 53 (2.71%) CMS
5 42 (2.14%) JBoss
6 41 (2.09%) Tomcat
7 39 (1.99%) Apache Airflow
8 29 (1.48%) Red Hat Fuse
9 25 (1.28%) IIS
10 24 (1.23%) nginx
11 23 (1.17%) WebLogic
12 22 (1.12%) OpenStack
13 20 (1.02%) Apache ServiceMix
13 20 (1.02%) Sitecore CMS
14 14 (0.71%) WordPress
15 13 (0.66%) Jupyter
16 11 (0.56%) ejabberd
16 11 (0.56%) Luigi
16 11 (0.56%) Oracle SOA Suite
Applications
1 21 (1.07%) Figma
2 18 (0.92%) Adobe XD
2 18 (0.92%) Sketch
3 12 (0.61%) Microsoft Excel
4 10 (0.51%) Microsoft Office
5 7 (0.36%) MS Visio
6 6 (0.31%) Microsoft PowerPoint
6 6 (0.31%) Revit
7 5 (0.26%) Adobe Illustrator
7 5 (0.26%) AutoCAD
7 5 (0.26%) GIMP
7 5 (0.26%) Photoshop
8 3 (0.15%) Inkscape
8 3 (0.15%) Spreadsheet
9 1 (0.051%) Adobe Creative Suite
Business Applications
1 11 (0.56%) Oracle Applications
2 4 (0.20%) IBM Operational Decision Manager
2 4 (0.20%) Magento
2 4 (0.20%) Oracle ERP
3 3 (0.15%) Dynamics CRM
3 3 (0.15%) OpenCart
3 3 (0.15%) Oracle EBS
3 3 (0.15%) WebTrends
4 1 (0.051%) Payment Gateway
4 1 (0.051%) SAP HCM
4 1 (0.051%) Sentinel
Cloud Services
1 778 (39.71%) AWS
2 561 (28.64%) Azure
3 263 (13.43%) GCP
4 191 (9.75%) GitHub
5 174 (8.88%) Serverless
6 115 (5.87%) SaaS
7 67 (3.42%) PaaS
8 66 (3.37%) Cloud Computing
9 55 (2.81%) IaaS
10 43 (2.19%) AWS Lambda
11 42 (2.14%) AWS CloudFormation
12 40 (2.04%) Amazon EKS
12 40 (2.04%) Power Platform
13 33 (1.68%) Boomi
14 32 (1.63%) Microsoft 365
15 29 (1.48%) Amazon EC2
16 26 (1.33%) Amazon ECS
17 24 (1.23%) Heroku
18 20 (1.02%) BrowserStack
19 18 (0.92%) Amazon Kinesis
Communications & Networking
1 52 (2.65%) Firewall
2 49 (2.50%) HTTP
3 42 (2.14%) TCP/IP
4 39 (1.99%) Internet
5 26 (1.33%) VoIP
6 24 (1.23%) Asterisk PBX
7 23 (1.17%) DNS
8 22 (1.12%) VPN
9 21 (1.07%) LAN
10 19 (0.97%) BGP
11 16 (0.82%) SNMP
11 16 (0.82%) Wireshark
12 14 (0.71%) Diameter Protocol
13 12 (0.61%) RTP
14 11 (0.56%) PBX
14 11 (0.56%) SSL
15 9 (0.46%) Network Security
15 9 (0.46%) WAN
16 8 (0.41%) Broadband
16 8 (0.41%) Skype
Database & Business Intelligence
1 265 (13.53%) Big Data
2 247 (12.61%) NoSQL
3 182 (9.29%) PostgreSQL
4 147 (7.50%) Relational Database
5 115 (5.87%) MySQL
6 109 (5.56%) MongoDB
7 103 (5.26%) Hadoop
8 101 (5.16%) SQL Server
9 57 (2.91%) Redis
10 53 (2.71%) BigQuery
11 52 (2.65%) RDBMS
12 50 (2.55%) Amazon Redshift
13 42 (2.14%) Data Warehouse
14 40 (2.04%) Apache Cassandra
15 38 (1.94%) Tableau
16 27 (1.38%) Amazon DynamoDB
17 26 (1.33%) Apache Hive
17 26 (1.33%) Power BI
18 22 (1.12%) MariaDB
19 21 (1.07%) Apache Accumulo
Development Applications
1 380 (19.40%) Git (software)
2 359 (18.33%) Jenkins
3 191 (9.75%) JIRA
4 106 (5.41%) GitLab
5 92 (4.70%) JUnit
6 72 (3.68%) Atlassian Bamboo
7 62 (3.16%) Selenium
8 52 (2.65%) Mockito
9 48 (2.45%) Cucumber
9 48 (2.45%) Maven
10 47 (2.40%) SonarQube
11 42 (2.14%) Bitbucket
12 32 (1.63%) DbUnit
12 32 (1.63%) jMock
13 28 (1.43%) TeamCity
13 28 (1.43%) Vagrant
14 25 (1.28%) JMeter
15 22 (1.12%) Octopus Deploy
16 21 (1.07%) CircleCI
16 21 (1.07%) IntelliJ
General
1 336 (17.15%) Finance
2 172 (8.78%) Public Sector
3 102 (5.21%) Marketing
4 92 (4.70%) Retail
5 86 (4.39%) Legal
6 72 (3.68%) Banking
7 60 (3.06%) Games
8 54 (2.76%) Telecoms
9 43 (2.19%) Law
10 30 (1.53%) Electronics
11 29 (1.48%) Manufacturing
12 17 (0.87%) Investment Banking
13 15 (0.77%) Automotive
13 15 (0.77%) Front Office
14 9 (0.46%) Back Office
15 8 (0.41%) Advertising
15 8 (0.41%) Aerospace
16 7 (0.36%) Financial Institution
17 5 (0.26%) Billing
17 5 (0.26%) Online Betting
Job Titles
1 596 (30.42%) Developer
2 318 (16.23%) Software Engineer
3 222 (11.33%) Architect
4 130 (6.64%) DevOps Engineer
5 126 (6.43%) Senior Developer
6 118 (6.02%) Java Developer
7 109 (5.56%) React Developer
8 97 (4.95%) Consultant
9 92 (4.70%) Java Engineer
10 75 (3.83%) Data Engineer
11 72 (3.68%) Developer/Software Engineer
12 69 (3.52%) Full Stack Developer
13 68 (3.47%) Java Software Engineer
14 65 (3.32%) Front End Developer (Client-Side Developer)
15 60 (3.06%) Senior Software Engineer
16 59 (3.01%) Software Developer
17 56 (2.86%) Solutions Architect
18 52 (2.65%) Cloud Engineer
19 51 (2.60%) Platform Engineer
20 49 (2.50%) Analyst
Libraries, Frameworks & Software Standards
1 328 (16.74%) React
2 262 (13.37%) AngularJS
3 250 (12.76%) REST
4 234 (11.94%) RESTful
5 233 (11.89%) Node.js
6 225 (11.49%) CSS
7 219 (11.18%) Web Services
8 206 (10.52%) .NET
9 201 (10.26%) HTML
10 142 (7.25%) Spring
11 139 (7.10%) Kafka
12 110 (5.62%) React Native
13 94 (4.80%) HTML5
14 85 (4.34%) Redux
15 81 (4.13%) JSON
15 81 (4.13%) SOAP
16 70 (3.57%) Vue.js
17 69 (3.52%) RabbitMQ
18 63 (3.22%) Apache NiFi
19 62 (3.16%) .NET Core
Miscellaneous
1 159 (8.12%) Blog
2 148 (7.55%) Analytical Skills
3 130 (6.64%) User Experience
4 88 (4.49%) Virtual Team
5 87 (4.44%) Algorithms
5 87 (4.44%) Greenfield Project
6 84 (4.29%) Cloud Native
7 78 (3.98%) Self-Motivation
8 72 (3.68%) Cyberattack
9 50 (2.55%) Mobile App
10 44 (2.25%) Data Centre
11 43 (2.19%) Data Structures
11 43 (2.19%) Renewable Energy
12 42 (2.14%) Enterprise Software
13 39 (1.99%) iPhone
14 33 (1.68%) NHS
14 33 (1.68%) Public Cloud
15 25 (1.28%) Private Cloud
16 19 (0.97%) Linux Command Line
16 19 (0.97%) Management Information System
Operating Systems
1 467 (23.84%) Linux
2 151 (7.71%) Windows
3 118 (6.02%) Android
4 110 (5.62%) Red Hat Enterprise Linux
5 102 (5.21%) CentOS
6 89 (4.54%) Unix
7 30 (1.53%) Apple iOS
8 29 (1.48%) Debian
9 25 (1.28%) Windows Server
10 19 (0.97%) Ubuntu
11 10 (0.51%) Embedded Linux
12 9 (0.46%) VMS
13 7 (0.36%) Fedora
14 3 (0.15%) Mac OS
14 3 (0.15%) Mac OS X
15 2 (0.10%) Kali Linux
15 2 (0.10%) OpenBSD
15 2 (0.10%) SUSE
16 1 (0.051%) SUSE Linux Enterprise Server
16 1 (0.051%) Windows 10
Processes & Methodologies
1 1,098 (56.05%) Agile Software Development
2 653 (33.33%) DevOps
3 588 (30.02%) Software Engineering
4 527 (26.90%) Microservices
5 310 (15.82%) Continuous Integration
6 306 (15.62%) Test Automation
7 272 (13.88%) Scrum
8 249 (12.71%) Analytics
9 242 (12.35%) Mentoring
10 227 (11.59%) Computer Science
11 200 (10.21%) TDD
12 197 (10.06%) Artificial Intelligence
13 195 (9.95%) Configuration Management
14 190 (9.70%) Cybersecurity
15 179 (9.14%) Problem-Solving
16 170 (8.68%) Machine Learning
17 157 (8.01%) OO
18 156 (7.96%) Data Science
19 145 (7.40%) BDD
20 128 (6.53%) Continuous Improvement
Programming Languages
1 680 (34.71%) Python
2 663 (33.84%) Java
3 478 (24.40%) JavaScript
4 360 (18.38%) SQL
5 177 (9.04%) C#
6 158 (8.07%) Ruby
7 152 (7.76%) C
8 144 (7.35%) C++
9 141 (7.20%) PHP
10 140 (7.15%) Go
11 132 (6.74%) TypeScript
12 113 (5.77%) Bash Shell
13 92 (4.70%) Scala
14 69 (3.52%) Perl
14 69 (3.52%) PowerShell
15 63 (3.22%) ES6
16 48 (2.45%) Kotlin
17 39 (1.99%) Shell Script
18 38 (1.94%) R
19 19 (0.97%) Java 8
Qualifications
1 263 (13.43%) Degree
2 237 (12.10%) Security Cleared
3 201 (10.26%) SC Cleared
4 139 (7.10%) Computer Science Degree
5 34 (1.74%) DV Cleared
6 30 (1.53%) PhD
7 24 (1.23%) Master's Degree
8 18 (0.92%) AWS Certification
8 18 (0.92%) Microsoft Certification
9 15 (0.77%) BPSS Clearance
9 15 (0.77%) CISSP
10 14 (0.71%) RHCE
10 14 (0.71%) RHCSA
11 10 (0.51%) HNC
11 10 (0.51%) HND
12 7 (0.36%) CREST Certified
13 6 (0.31%) CISM
13 6 (0.31%) OCP
13 6 (0.31%) Oracle Certification
13 6 (0.31%) SANS
Quality Assurance & Compliance
1 104 (5.31%) QA
2 30 (1.53%) GDPR
3 22 (1.12%) ISO/IEC 27001
4 19 (0.97%) NIST
5 17 (0.87%) Data Quality
6 10 (0.51%) NCSC
7 8 (0.41%) SLA
8 6 (0.31%) ISO 26262
8 6 (0.31%) NIST 800
8 6 (0.31%) OpenSCAP
8 6 (0.31%) PCI DSS
9 4 (0.20%) Government Security Classifications
9 4 (0.20%) PMO
9 4 (0.20%) WCAG
10 3 (0.15%) JTAG
11 2 (0.10%) COBIT
11 2 (0.10%) Cyber Essentials
11 2 (0.10%) PMBOK
11 2 (0.10%) Sarbanes-Oxley
12 1 (0.051%) HMG Security Policy Framework
System Software
1 524 (26.75%) Docker
2 37 (1.89%) Active Directory
3 33 (1.68%) VMware Infrastructure
4 24 (1.23%) Kamailio
5 22 (1.12%) KVM
6 20 (1.02%) Postfix
7 18 (0.92%) HDFS
8 14 (0.71%) iptables
8 14 (0.71%) QEMU
9 11 (0.56%) Apache ZooKeeper
10 9 (0.46%) Hyper-V
10 9 (0.46%) Virtual Machines
11 7 (0.36%) OpenSIPS
12 6 (0.31%) LXC
12 6 (0.31%) Oracle RAC
13 5 (0.26%) Firmware
13 5 (0.26%) Xen
14 4 (0.20%) NFS
15 3 (0.15%) Ceph
16 2 (0.10%) VMware ESXi
Systems Management
1 420 (21.44%) Kubernetes
2 273 (13.94%) Terraform
3 257 (13.12%) Ansible
4 191 (9.75%) Puppet
5 126 (6.43%) Opscode Chef
6 84 (4.29%) Prometheus
7 70 (3.57%) Grafana
8 58 (2.96%) Packer
9 51 (2.60%) Docker Swarm
10 50 (2.55%) Consul
11 43 (2.19%) Nagios
12 29 (1.48%) ZABBIX
13 26 (1.33%) Graphite
13 26 (1.33%) HAProxy
14 21 (1.07%) Istio
15 15 (0.77%) Galera Cluster
15 15 (0.77%) Salt
16 14 (0.71%) Rancher
17 9 (0.46%) Icinga
18 7 (0.36%) Rundeck
Vendors
1 250 (12.76%) Microsoft
2 176 (8.98%) Google
3 119 (6.07%) Oracle
4 95 (4.85%) Red Hat
5 61 (3.11%) Adobe
5 61 (3.11%) VMware
6 47 (2.40%) MuleSoft
7 35 (1.79%) Dell
8 32 (1.63%) IBM
9 30 (1.53%) Cisco
10 25 (1.28%) Atlassian
11 24 (1.23%) Splunk
12 23 (1.17%) SAP
12 23 (1.17%) TIBCO
13 22 (1.12%) WSO2
14 20 (1.02%) Sitecore
14 20 (1.02%) UiPath
15 17 (0.87%) Dynatrace
16 16 (0.82%) HP
17 15 (0.77%) Mitel