Period
to 24 September 2021

The following table provides summary statistics for permanent job vacancies advertised in England 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 24 September 2021 with a comparison to the same period in the previous 2 years.

Open Source
UK > England
6 months to
24 Sep 2021
Same period 2020 Same period 2019
Rank 122 115 134
Rank change year-on-year -7 +19 -19
Permanent jobs citing Open Source 3,066 1,263 3,435
As % of all permanent jobs advertised in England 2.84% 2.80% 2.64%
As % of the Processes & Methodologies category 3.02% 3.00% 2.85%
Number of salaries quoted 1,279 1,034 2,470
10th Percentile £42,500 £36,680 £35,000
25th Percentile £50,000 £45,000 £45,000
Median annual salary (50th Percentile) £67,500 £62,500 £60,000
Median % change year-on-year +8.00% +4.17% -
75th Percentile £85,000 £81,250 £81,250
90th Percentile £97,500 £100,000 £97,500
UK median annual salary £67,500 £61,500 £60,000
% change year-on-year +9.76% +2.50% -

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 advertised in England with a requirement for process or methodology skills.

All Process and Methodology Skills
England
Permanent vacancies with a requirement for process or methodology skills 101,606 42,133 120,658
As % of all permanent IT jobs advertised in England 94.11% 93.30% 92.64%
Number of salaries quoted 68,909 35,131 96,851
10th Percentile £33,000 £33,750 £30,000
25th Percentile £42,500 £42,500 £38,500
Median annual salary (50th Percentile) £57,500 £57,500 £52,500
Median % change year-on-year - +9.52% +2.94%
75th Percentile £77,500 £75,000 £71,250
90th Percentile £95,000 £93,750 £87,500
UK median annual salary £57,500 £55,000 £52,500
% change year-on-year +4.55% +4.76% +5.00%

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
Salary Trend in England

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

Salary trend for Open Source in England

Open Source
Salary Histogram in England

Salary distribution for jobs citing Open Source in England over the 6 months to 24 September 2021.

Salary histogram for Open Source in England

Open Source
Job Locations in England

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Open Source within the England region over the 6 months to 24 September 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
London +13 1,863 £75,000 +3.45% 200
South East +6 382 £60,000 +4.35% 39
North of England -47 297 £55,000 +10.00% 52
North West -13 212 £55,000 +22.22% 27
South West -35 197 £55,000 +10.00% 21
Midlands -28 192 £52,500 -4.55% 44
West Midlands -42 135 £55,000 -4.35% 30
East of England -66 97 £57,500 +15.00% 29
Yorkshire -104 67 £55,000 +3.77% 19
East Midlands -27 57 £47,500 +5.56% 14
North East -20 20 £80,000 +60.00% 6
Open Source
UK

For the 6 months to 24 September 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 across the England region with a requirement for Open Source.

1 1,743 (56.85%) Agile Software Development
2 1,402 (45.73%) Java
3 1,152 (37.57%) Microservices
4 1,138 (37.12%) Python
5 1,130 (36.86%) AWS
6 1,088 (35.49%) DevOps
7 1,060 (34.57%) Docker
8 1,009 (32.91%) Software Engineering
9 911 (29.71%) JavaScript
10 844 (27.53%) React
11 803 (26.19%) Kubernetes
12 768 (25.05%) Social Skills
13 747 (24.36%) Jenkins
14 733 (23.91%) SQL
15 729 (23.78%) Spring
16 706 (23.03%) TDD
17 704 (22.96%) Scrum
18 701 (22.86%) Finance
19 690 (22.50%) Terraform
20 680 (22.18%) Continuous Integration
21 668 (21.79%) Azure
22 665 (21.69%) Git (software)
23 661 (21.56%) Node.js
24 657 (21.43%) Linux
25 621 (20.25%) GitHub
26 599 (19.54%) REST
27 577 (18.82%) Big Data
28 540 (17.61%) CSS
29 535 (17.45%) Degree
30 519 (16.93%) Analytics

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
1 291 (9.49%) Apache
2 278 (9.07%) Apache Spark
3 139 (4.53%) Elasticsearch
4 123 (4.01%) Confluence
5 121 (3.95%) GemFire
6 99 (3.23%) CMS
7 73 (2.38%) Apache Airflow
8 55 (1.79%) nginx
9 45 (1.47%) IIS
10 44 (1.44%) Cloud Foundry
10 44 (1.44%) WordPress
11 33 (1.08%) Tornado
12 32 (1.04%) OpenStack
13 23 (0.75%) Drupal
14 21 (0.68%) Sitecore CMS
15 19 (0.62%) Kentico
16 17 (0.55%) Tomcat
17 16 (0.52%) SharePoint
18 15 (0.49%) Ethereum
19 13 (0.42%) Apache Solr
Applications
1 23 (0.75%) Adobe Illustrator
1 23 (0.75%) Photoshop
2 20 (0.65%) GIMP
3 11 (0.36%) Chatbot
3 11 (0.36%) Microsoft Excel
3 11 (0.36%) Spreadsheet
3 11 (0.36%) Zeplin
4 10 (0.33%) InVision
4 10 (0.33%) Microsoft Office
4 10 (0.33%) Sketch
5 7 (0.23%) Microsoft PowerPoint
6 6 (0.20%) Figma
7 3 (0.098%) Inkscape
8 1 (0.033%) Adobe XD
8 1 (0.033%) Revit
Business Applications
1 28 (0.91%) Distributed Ledger
2 26 (0.85%) R3 Corda
3 11 (0.36%) Payment Gateway
4 9 (0.29%) Oracle BPM
5 8 (0.26%) IBM Operational Decision Manager
6 6 (0.20%) Magento
6 6 (0.20%) Oracle EBS
7 5 (0.16%) OpenCart
7 5 (0.16%) WebTrends
8 3 (0.098%) SAP S/4HANA
9 2 (0.065%) Oracle CRM
9 2 (0.065%) SAP HCM
9 2 (0.065%) Workfront
10 1 (0.033%) Oracle ERP
10 1 (0.033%) SAP FI
10 1 (0.033%) SAP Travel Management
10 1 (0.033%) Shopify
Cloud Services
1 1,130 (36.86%) AWS
2 668 (21.79%) Azure
3 621 (20.25%) GitHub
4 466 (15.20%) GCP
5 427 (13.93%) Serverless
6 167 (5.45%) SaaS
7 147 (4.79%) PaaS
8 137 (4.47%) Amazon Kinesis
9 134 (4.37%) Cloud Computing
10 101 (3.29%) AWS Lambda
11 97 (3.16%) IaaS
12 86 (2.80%) AWS CloudFormation
13 81 (2.64%) Amazon EC2
14 72 (2.35%) Amazon S3
15 70 (2.28%) npm
16 65 (2.12%) Heroku
17 61 (1.99%) Amazon ECS
18 47 (1.53%) OpenShift
19 38 (1.24%) Cloud Functions
20 35 (1.14%) dbt
Communications & Networking
1 104 (3.39%) HTTP
2 82 (2.67%) Firewall
2 82 (2.67%) Internet
3 67 (2.19%) Broadband
4 49 (1.60%) VPN
5 46 (1.50%) DNS
6 45 (1.47%) AMQP
7 30 (0.98%) Network Security
8 29 (0.95%) TCP/IP
9 27 (0.88%) SSH
10 19 (0.62%) WebEx
11 18 (0.59%) PBX
12 17 (0.55%) Wireshark
13 16 (0.52%) SNMP
13 16 (0.52%) VoIP
14 15 (0.49%) SSL
15 14 (0.46%) Intrusion Detection
16 13 (0.42%) LAN
16 13 (0.42%) SAN
17 11 (0.36%) 802.11
Database & Business Intelligence
1 577 (18.82%) Big Data
2 468 (15.26%) NoSQL
3 440 (14.35%) PostgreSQL
4 311 (10.14%) Relational Database
5 249 (8.12%) Redis
6 215 (7.01%) MySQL
7 169 (5.51%) MongoDB
8 151 (4.92%) MariaDB
9 149 (4.86%) Hadoop
10 129 (4.21%) HBase
11 110 (3.59%) Amazon DynamoDB
12 96 (3.13%) SQL Server
13 81 (2.64%) BigQuery
14 75 (2.45%) Amazon Redshift
15 68 (2.22%) Apache Accumulo
16 67 (2.19%) Data Warehouse
17 60 (1.96%) RDBMS
18 58 (1.89%) Blockchain
19 47 (1.53%) Apache Cassandra
20 41 (1.34%) Metadata
Development Applications
1 747 (24.36%) Jenkins
2 665 (21.69%) Git (software)
3 234 (7.63%) JUnit
4 221 (7.21%) JIRA
5 183 (5.97%) Mockito
6 172 (5.61%) Cucumber
7 167 (5.45%) Cypress.io
8 153 (4.99%) Gradle
9 151 (4.92%) webpack
10 149 (4.86%) SonarQube
11 139 (4.53%) Storybook
12 135 (4.40%) Sonatype Nexus
13 124 (4.04%) Eclipse
13 124 (4.04%) Protractor
14 123 (4.01%) IntelliJ
15 98 (3.20%) GitLab
16 75 (2.45%) Artifactory
17 64 (2.09%) TeamCity
18 62 (2.02%) gulp
19 60 (1.96%) Team Foundation Server
General
1 768 (25.05%) Social Skills
2 701 (22.86%) Finance
3 257 (8.38%) Banking
4 250 (8.15%) Inclusion and Diversity
5 237 (7.73%) Analytical Skills
6 216 (7.05%) Retail
7 184 (6.00%) Law
8 183 (5.97%) Public Sector
9 174 (5.68%) Marketing
10 148 (4.83%) Legal
11 120 (3.91%) Games
12 69 (2.25%) Presentation Skills
13 65 (2.12%) Manufacturing
14 51 (1.66%) Back Office
15 50 (1.63%) Organisational Skills
16 42 (1.37%) Telecoms
17 33 (1.08%) Online Betting
18 28 (0.91%) Billing
19 21 (0.68%) Automotive
19 21 (0.68%) Pharmaceutical
Job Titles
1 1,055 (34.41%) Developer
2 525 (17.12%) Software Engineer
3 411 (13.41%) Java Developer
4 282 (9.20%) Architect
5 193 (6.29%) Senior Developer
6 178 (5.81%) Senior Software Engineer
7 149 (4.86%) Java Engineer
8 147 (4.79%) DevOps Engineer
9 121 (3.95%) Software Developer
10 117 (3.82%) Full Stack Developer
11 105 (3.42%) Lead Software Engineer
12 96 (3.13%) Lead Developer
13 92 (3.00%) Solutions Architect
14 82 (2.67%) Front End Developer (Client-Side Developer)
15 75 (2.45%) Technical Architect
16 68 (2.22%) Data Engineer
16 68 (2.22%) Senior Java Developer
17 59 (1.92%) Java Software Engineer
17 59 (1.92%) Scala Engineer
18 57 (1.86%) Consultant
Libraries, Frameworks & Software Standards
1 844 (27.53%) React
2 729 (23.78%) Spring
3 661 (21.56%) Node.js
4 599 (19.54%) REST
5 540 (17.61%) CSS
6 502 (16.37%) RESTful
7 486 (15.85%) AngularJS
8 405 (13.21%) Kafka
9 373 (12.17%) HTML
10 337 (10.99%) GraphQL
11 282 (9.20%) RabbitMQ
12 264 (8.61%) Redux
13 262 (8.55%) Web Services
14 261 (8.51%) Hibernate
15 224 (7.31%) JSON
16 217 (7.08%) HTML5
17 205 (6.69%) Vue.js
18 200 (6.52%) .NET
19 197 (6.43%) Spring Boot
20 192 (6.26%) Express
Miscellaneous
1 467 (15.23%) User Experience
2 217 (7.08%) Algorithms
3 212 (6.91%) Greenfield Project
4 203 (6.62%) Blog
5 201 (6.56%) Self-Motivation
6 165 (5.38%) Linux Command Line
7 126 (4.11%) Cloud Native
8 85 (2.77%) Data Structures
9 84 (2.74%) Social Media
10 74 (2.41%) Cyberattack
10 74 (2.41%) Virtual Team
11 68 (2.22%) Enterprise Software
12 66 (2.15%) Public Cloud
13 57 (1.86%) NHS
14 56 (1.83%) Mobile App
15 54 (1.76%) Data Centre
15 54 (1.76%) Private Cloud
16 53 (1.73%) Management Information System
17 32 (1.04%) iPhone
18 30 (0.98%) Life Science
Operating Systems
1 657 (21.43%) Linux
2 239 (7.80%) Unix
3 146 (4.76%) Android
4 144 (4.70%) Windows
5 87 (2.84%) CentOS
6 82 (2.67%) Red Hat Enterprise Linux
7 55 (1.79%) Apple iOS
8 35 (1.14%) Debian
9 34 (1.11%) Mesosphere
10 27 (0.88%) Ubuntu
10 27 (0.88%) VMS
11 22 (0.72%) Mac OS X
12 17 (0.55%) Windows Server
13 10 (0.33%) Fedora
14 8 (0.26%) Kali Linux
14 8 (0.26%) SUSE
15 7 (0.23%) Windows Server 2019
16 6 (0.20%) Solaris
16 6 (0.20%) Windows Server 2016
17 4 (0.13%) webOS
Processes & Methodologies
1 1,743 (56.85%) Agile Software Development
2 1,152 (37.57%) Microservices
3 1,088 (35.49%) DevOps
4 1,009 (32.91%) Software Engineering
5 706 (23.03%) TDD
6 704 (22.96%) Scrum
7 680 (22.18%) Continuous Integration
8 519 (16.93%) Analytics
9 464 (15.13%) BDD
9 464 (15.13%) Computer Science
10 461 (15.04%) Problem-Solving
11 437 (14.25%) Test Automation
12 408 (13.31%) Full Stack Development
13 386 (12.59%) Mentoring
14 352 (11.48%) Machine Learning
15 343 (11.19%) Data Science
16 337 (10.99%) Artificial Intelligence
17 321 (10.47%) OO
18 285 (9.30%) Coaching
19 277 (9.03%) Fintech
Programming Languages
1 1,402 (45.73%) Java
2 1,138 (37.12%) Python
3 911 (29.71%) JavaScript
4 733 (23.91%) SQL
5 344 (11.22%) TypeScript
6 314 (10.24%) Go
7 249 (8.12%) Java 8
8 242 (7.89%) C#
9 218 (7.11%) C++
10 209 (6.82%) Ruby
11 175 (5.71%) Scala
12 169 (5.51%) Shell Script
13 163 (5.32%) C
14 162 (5.28%) Groovy
15 145 (4.73%) PHP
16 142 (4.63%) Kotlin
17 117 (3.82%) Bash Shell
18 114 (3.72%) ES6
19 101 (3.29%) R
20 70 (2.28%) Rust
Qualifications
1 535 (17.45%) Degree
2 399 (13.01%) Security Cleared
3 365 (11.90%) SC Cleared
4 188 (6.13%) Computer Science Degree
5 109 (3.56%) OCP
5 109 (3.56%) Oracle Certification
6 48 (1.57%) PhD
7 40 (1.30%) AWS Certification
8 38 (1.24%) Master's Degree
9 21 (0.68%) DV Cleared
10 12 (0.39%) OSCP
10 12 (0.39%) RHCE
11 11 (0.36%) ISTQB
11 11 (0.36%) ISTQB Foundation Certification
11 11 (0.36%) RHCSA
12 9 (0.29%) CREST Certified
12 9 (0.29%) DBS Check
12 9 (0.29%) ISEB
13 8 (0.26%) CISA
13 8 (0.26%) CISSP
Quality Assurance & Compliance
1 185 (6.03%) QA
2 98 (3.20%) Accessibility
3 55 (1.79%) GDPR
4 34 (1.11%) Data Quality
5 30 (0.98%) SLA
6 20 (0.65%) ISO/IEC 27001
7 19 (0.62%) GxP
8 17 (0.55%) WCAG
9 15 (0.49%) NIST
10 14 (0.46%) PSD2
11 13 (0.42%) PCI DSS
12 12 (0.39%) WAI
13 9 (0.29%) HMG Security Policy Framework
13 9 (0.29%) NCSC
14 5 (0.16%) Cyber Essentials
14 5 (0.16%) PMO
14 5 (0.16%) Sarbanes-Oxley
15 4 (0.13%) Cyber Essentials PLUS
15 4 (0.13%) ISO 9001
16 3 (0.098%) GRC
System Software
1 1,060 (34.57%) Docker
2 123 (4.01%) HDFS
3 116 (3.78%) VMware Infrastructure
4 67 (2.19%) Active Directory
5 33 (1.08%) Apache ZooKeeper
6 27 (0.88%) Postfix
7 21 (0.68%) Virtual Machines
8 19 (0.62%) KVM
9 14 (0.46%) Ceph
10 11 (0.36%) etcd
10 11 (0.36%) ISA Server
10 11 (0.36%) NFS
11 10 (0.33%) iptables
12 8 (0.26%) LXC
12 8 (0.26%) QEMU
13 7 (0.23%) Hyper-V
14 6 (0.20%) Kamailio
14 6 (0.20%) VMware ESXi
15 4 (0.13%) vSphere
16 3 (0.098%) Varnish
Systems Management
1 803 (26.19%) Kubernetes
2 690 (22.50%) Terraform
3 513 (16.73%) Ansible
4 259 (8.45%) Puppet
5 170 (5.54%) Prometheus
6 148 (4.83%) Opscode Chef
7 134 (4.37%) Grafana
8 70 (2.28%) Consul
9 58 (1.89%) Docker Swarm
10 47 (1.53%) Packer
11 34 (1.11%) Automic
12 33 (1.08%) Kibana
13 29 (0.95%) Hadoop YARN
14 24 (0.78%) Nagios
15 22 (0.72%) Istio
16 21 (0.68%) Graphite
16 21 (0.68%) logstash
16 21 (0.68%) ZABBIX
17 20 (0.65%) HAProxy
18 17 (0.55%) Rancher
Vendors
1 219 (7.14%) Google
1 219 (7.14%) Microsoft
2 185 (6.03%) Oracle
3 158 (5.15%) VMware
4 123 (4.01%) Okta
5 78 (2.54%) Red Hat
6 54 (1.76%) Splunk
7 45 (1.47%) Adobe
8 42 (1.37%) Cisco
9 32 (1.04%) Apple
10 30 (0.98%) SAP
11 24 (0.78%) Facebook
12 23 (0.75%) HP
12 23 (0.75%) Instagram
13 22 (0.72%) Netlify
14 21 (0.68%) IBM
14 21 (0.68%) Percona
14 21 (0.68%) Sitecore
14 21 (0.68%) YouTube
15 17 (0.55%) Atlassian