Period
to 7 May 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 7 May 2021 with a comparison to the same period in the previous 2 years.

Open Source
UK > England
6 months to
7 May 2021
Same period 2020 Same period 2019
Rank 135 153 116
Rank change year-on-year +18 -37 -1
Permanent jobs citing Open Source 1,990 2,169 3,920
As % of all permanent jobs advertised in England 2.53% 2.33% 2.90%
As % of the Processes & Methodologies category 2.72% 2.52% 3.15%
Number of salaries quoted 1,307 1,668 2,893
10th Percentile £41,400 £37,500 £36,250
25th Percentile £51,250 £47,500 £44,250
Median annual salary (50th Percentile) £67,500 £62,500 £60,000
Median % change year-on-year +8.00% +4.17% +1.69%
75th Percentile £82,500 £85,000 £78,750
90th Percentile £96,250 £115,000 £91,250
UK median annual salary £67,500 £62,500 £60,000
% change year-on-year +8.00% +4.17% +4.35%

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 73,045 85,918 124,625
As % of all permanent IT jobs advertised in England 92.82% 92.36% 92.31%
Number of salaries quoted 55,990 69,516 99,535
10th Percentile £32,500 £31,250 £30,000
25th Percentile £42,000 £40,750 £37,750
Median annual salary (50th Percentile) £55,000 £55,000 £52,500
Median % change year-on-year - +4.76% +5.00%
75th Percentile £75,000 £73,750 £71,250
90th Percentile £91,500 £90,000 £86,250
UK median annual salary £55,000 £55,000 £52,500
% change year-on-year - +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 7 May 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 7 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
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
London +16 1,213 £75,000 +3.45% 170
South East +24 231 £60,000 - 39
South West +17 183 £53,750 +4.18% 23
North of England -51 161 £55,000 - 59
Midlands -8 127 £55,000 -4.35% 31
North West -1 106 £58,750 +6.82% 43
West Midlands -15 95 £60,000 +9.09% 19
East of England +43 62 £57,500 +15.00% 15
Yorkshire -71 47 £55,000 - 14
East Midlands +7 32 £42,500 -50.00% 12
North East +6 9 £58,750 +78.03% 2
Open Source
UK

For the 6 months to 7 May 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 1,109 (55.73%) Agile Software Development
2 786 (39.50%) AWS
3 703 (35.33%) Python
4 696 (34.97%) Java
5 685 (34.42%) DevOps
6 622 (31.26%) Software Engineering
7 601 (30.20%) Microservices
8 568 (28.54%) Azure
9 567 (28.49%) Docker
10 534 (26.83%) JavaScript
11 478 (24.02%) Linux
12 448 (22.51%) Kubernetes
13 392 (19.70%) Git (software)
14 390 (19.60%) Social Skills
15 386 (19.40%) SQL
16 374 (18.79%) Finance
17 373 (18.74%) Jenkins
18 368 (18.49%) React
19 335 (16.83%) Continuous Integration
20 326 (16.38%) Test Automation
21 308 (15.48%) Big Data
21 308 (15.48%) GCP
22 305 (15.33%) Degree
23 296 (14.87%) Scrum
24 290 (14.57%) CSS
25 286 (14.37%) RESTful
26 285 (14.32%) NoSQL
27 284 (14.27%) REST
28 275 (13.82%) Terraform
29 273 (13.72%) Node.js

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
1 124 (6.23%) Confluence
2 120 (6.03%) Apache
3 115 (5.78%) Apache Spark
4 77 (3.87%) Elasticsearch
5 60 (3.02%) CMS
6 50 (2.51%) Apache Airflow
7 39 (1.96%) Tomcat
8 36 (1.81%) nginx
9 30 (1.51%) IIS
10 29 (1.46%) JBoss
11 23 (1.16%) GemFire
11 23 (1.16%) Red Hat Fuse
12 21 (1.06%) OpenStack
13 20 (1.01%) WebLogic
14 18 (0.90%) Tornado
15 17 (0.85%) WordPress
16 16 (0.80%) Sitecore CMS
17 14 (0.70%) Jupyter
18 13 (0.65%) ejabberd
18 13 (0.65%) Luigi
Applications
1 17 (0.85%) Figma
2 14 (0.70%) Adobe XD
3 13 (0.65%) Sketch
4 12 (0.60%) Microsoft Excel
5 10 (0.50%) Adobe Illustrator
5 10 (0.50%) Photoshop
6 9 (0.45%) GIMP
6 9 (0.45%) Microsoft Office
7 7 (0.35%) Microsoft PowerPoint
7 7 (0.35%) MS Visio
8 6 (0.30%) Revit
8 6 (0.30%) Spreadsheet
9 5 (0.25%) AutoCAD
10 4 (0.20%) Inkscape
11 1 (0.050%) Adobe Creative Suite
11 1 (0.050%) Zeplin
Business Applications
1 10 (0.50%) Oracle Applications
2 5 (0.25%) OpenCart
2 5 (0.25%) WebTrends
3 4 (0.20%) IBM Operational Decision Manager
3 4 (0.20%) Magento
4 3 (0.15%) Dynamics CRM
4 3 (0.15%) Oracle EBS
5 2 (0.10%) SAP HCM
6 1 (0.050%) Distributed Ledger
6 1 (0.050%) Oracle ERP
6 1 (0.050%) Sentinel
Cloud Services
1 786 (39.50%) AWS
2 568 (28.54%) Azure
3 308 (15.48%) GCP
4 236 (11.86%) GitHub
5 173 (8.69%) Serverless
6 114 (5.73%) SaaS
7 72 (3.62%) PaaS
8 70 (3.52%) Cloud Computing
9 61 (3.07%) IaaS
10 44 (2.21%) AWS Lambda
11 38 (1.91%) Power Platform
12 37 (1.86%) AWS CloudFormation
13 31 (1.56%) Amazon EKS
13 31 (1.56%) Heroku
14 29 (1.46%) Amazon EC2
14 29 (1.46%) Microsoft 365
15 26 (1.31%) Amazon Kinesis
16 25 (1.26%) Boomi
17 24 (1.21%) Cloud Functions
18 23 (1.16%) Amazon ECS
Communications & Networking
1 62 (3.12%) Internet
2 47 (2.36%) Firewall
3 42 (2.11%) HTTP
4 36 (1.81%) TCP/IP
5 26 (1.31%) VPN
6 25 (1.26%) LAN
7 24 (1.21%) Asterisk PBX
7 24 (1.21%) VoIP
8 23 (1.16%) BGP
9 22 (1.11%) DNS
10 21 (1.06%) SNMP
11 18 (0.90%) Diameter Protocol
12 13 (0.65%) Broadband
12 13 (0.65%) PBX
13 12 (0.60%) RTP
14 10 (0.50%) WAN
14 10 (0.50%) Wireless
15 9 (0.45%) SSL
16 8 (0.40%) Network Security
16 8 (0.40%) Skype
Database & Business Intelligence
1 308 (15.48%) Big Data
2 285 (14.32%) NoSQL
3 208 (10.45%) PostgreSQL
4 163 (8.19%) Relational Database
5 126 (6.33%) MongoDB
6 115 (5.78%) Hadoop
7 114 (5.73%) MySQL
8 100 (5.03%) SQL Server
9 74 (3.72%) Redis
10 69 (3.47%) BigQuery
11 64 (3.22%) RDBMS
12 61 (3.07%) Amazon Redshift
13 47 (2.36%) Data Warehouse
14 41 (2.06%) Amazon DynamoDB
14 41 (2.06%) Tableau
15 38 (1.91%) Apache Cassandra
16 32 (1.61%) MariaDB
17 29 (1.46%) Apache Hive
18 27 (1.36%) HBase
19 25 (1.26%) Power BI
Development Applications
1 392 (19.70%) Git (software)
2 373 (18.74%) Jenkins
3 181 (9.10%) JIRA
4 111 (5.58%) JUnit
5 101 (5.08%) GitLab
6 70 (3.52%) Atlassian Bamboo
7 69 (3.47%) Mockito
8 61 (3.07%) Selenium
9 60 (3.02%) Cucumber
9 60 (3.02%) SonarQube
10 51 (2.56%) Maven
11 46 (2.31%) Cypress.io
12 41 (2.06%) Bitbucket
13 34 (1.71%) DbUnit
13 34 (1.71%) jMock
14 32 (1.61%) IntelliJ
15 30 (1.51%) Eclipse
15 30 (1.51%) Sonatype Nexus
16 28 (1.41%) Gradle
16 28 (1.41%) Vagrant
General
1 390 (19.60%) Social Skills
2 374 (18.79%) Finance
3 148 (7.44%) Public Sector
4 147 (7.39%) Analytical Skills
5 118 (5.93%) Retail
6 111 (5.58%) Marketing
7 105 (5.28%) Legal
8 100 (5.03%) Banking
9 91 (4.57%) Games
10 58 (2.91%) Telecoms
11 50 (2.51%) Law
11 50 (2.51%) Organisational Skills
12 38 (1.91%) Presentation Skills
13 33 (1.66%) Manufacturing
14 26 (1.31%) Electronics
15 19 (0.95%) Back Office
15 19 (0.95%) Investment Banking
16 17 (0.85%) Automotive
17 14 (0.70%) Front Office
17 14 (0.70%) Online Betting
Job Titles
1 606 (30.45%) Developer
2 342 (17.19%) Software Engineer
3 211 (10.60%) Architect
4 131 (6.58%) Senior Developer
5 122 (6.13%) DevOps Engineer
6 119 (5.98%) Java Developer
7 102 (5.13%) React Developer
8 100 (5.03%) Java Engineer
9 89 (4.47%) Consultant
10 78 (3.92%) Front End Developer (Client-Side Developer)
10 78 (3.92%) Software Developer
11 77 (3.87%) Data Engineer
12 76 (3.82%) Senior Software Engineer
13 74 (3.72%) Full Stack Developer
14 65 (3.27%) Java Software Engineer
15 62 (3.12%) Developer/Software Engineer
16 59 (2.96%) Solutions Architect
17 49 (2.46%) Platform Engineer
18 46 (2.31%) Cloud Engineer
19 44 (2.21%) Lead Developer
Libraries, Frameworks & Software Standards
1 368 (18.49%) React
2 290 (14.57%) CSS
3 286 (14.37%) RESTful
4 284 (14.27%) REST
5 273 (13.72%) Node.js
6 269 (13.52%) AngularJS
7 235 (11.81%) HTML
8 221 (11.11%) Web Services
9 187 (9.40%) .NET
10 182 (9.15%) Spring
11 149 (7.49%) Kafka
12 117 (5.88%) HTML5
12 117 (5.88%) React Native
13 105 (5.28%) Redux
14 98 (4.92%) RabbitMQ
15 84 (4.22%) SOAP
16 74 (3.72%) Vue.js
17 72 (3.62%) JSON
18 69 (3.47%) Spring Boot
19 67 (3.37%) Apache NiFi
Miscellaneous
1 183 (9.20%) Blog
2 177 (8.89%) User Experience
3 110 (5.53%) Algorithms
4 106 (5.33%) Self-Motivation
5 101 (5.08%) Cloud Native
6 85 (4.27%) Greenfield Project
7 83 (4.17%) Cyberattack
8 79 (3.97%) Virtual Team
9 58 (2.91%) Data Structures
10 50 (2.51%) Mobile App
11 48 (2.41%) iPhone
12 47 (2.36%) Data Centre
13 45 (2.26%) Renewable Energy
14 39 (1.96%) Enterprise Software
15 35 (1.76%) Public Cloud
16 31 (1.56%) NHS
16 31 (1.56%) Private Cloud
17 30 (1.51%) Linux Command Line
18 20 (1.01%) Management Information System
19 18 (0.90%) Social Media
Operating Systems
1 478 (24.02%) Linux
2 137 (6.88%) Windows
3 135 (6.78%) Android
4 105 (5.28%) Red Hat Enterprise Linux
5 101 (5.08%) Unix
6 99 (4.97%) CentOS
7 33 (1.66%) Apple iOS
8 30 (1.51%) Debian
9 21 (1.06%) Windows Server
10 14 (0.70%) Ubuntu
11 11 (0.55%) VMS
12 7 (0.35%) Fedora
13 4 (0.20%) Mac OS X
14 3 (0.15%) Mac OS
15 2 (0.10%) Kali Linux
15 2 (0.10%) SUSE
16 1 (0.050%) Embedded Linux
16 1 (0.050%) OpenBSD
16 1 (0.050%) SUSE Linux Enterprise Server
16 1 (0.050%) Windows 10
Processes & Methodologies
1 1,109 (55.73%) Agile Software Development
2 685 (34.42%) DevOps
3 622 (31.26%) Software Engineering
4 601 (30.20%) Microservices
5 335 (16.83%) Continuous Integration
6 326 (16.38%) Test Automation
7 296 (14.87%) Scrum
8 272 (13.67%) Analytics
9 259 (13.02%) Computer Science
10 255 (12.81%) Mentoring
11 233 (11.71%) TDD
12 206 (10.35%) Artificial Intelligence
13 201 (10.10%) Machine Learning
14 197 (9.90%) Configuration Management
15 188 (9.45%) Cybersecurity
16 176 (8.84%) OO
17 174 (8.74%) Problem-Solving
18 167 (8.39%) Data Science
19 157 (7.89%) BDD
20 136 (6.83%) E-Commerce
Programming Languages
1 703 (35.33%) Python
2 696 (34.97%) Java
3 534 (26.83%) JavaScript
4 386 (19.40%) SQL
5 191 (9.60%) C#
6 163 (8.19%) Ruby
7 155 (7.79%) C
7 155 (7.79%) C++
8 153 (7.69%) TypeScript
9 142 (7.14%) Go
10 141 (7.09%) PHP
11 114 (5.73%) Scala
12 95 (4.77%) Bash Shell
13 77 (3.87%) ES6
14 62 (3.12%) Kotlin
15 57 (2.86%) Perl
16 52 (2.61%) PowerShell
17 49 (2.46%) Shell Script
18 43 (2.16%) R
19 26 (1.31%) Groovy
Qualifications
1 305 (15.33%) Degree
2 217 (10.90%) Security Cleared
3 186 (9.35%) SC Cleared
4 142 (7.14%) Computer Science Degree
5 29 (1.46%) DV Cleared
6 28 (1.41%) PhD
7 24 (1.21%) Master's Degree
8 22 (1.11%) AWS Certification
9 16 (0.80%) OCP
9 16 (0.80%) Oracle Certification
10 14 (0.70%) RHCE
11 13 (0.65%) CISSP
11 13 (0.65%) RHCSA
12 10 (0.50%) BPSS Clearance
13 7 (0.35%) CREST Certified
14 6 (0.30%) ISTQB
14 6 (0.30%) Microsoft Certification
14 6 (0.30%) SANS
15 5 (0.25%) CISM
15 5 (0.25%) CSSLP
Quality Assurance & Compliance
1 90 (4.52%) QA
2 31 (1.56%) GDPR
3 18 (0.90%) Data Quality
3 18 (0.90%) ISO/IEC 27001
4 11 (0.55%) NIST
5 8 (0.40%) NCSC
6 6 (0.30%) OpenSCAP
6 6 (0.30%) PCI DSS
6 6 (0.30%) SLA
7 5 (0.25%) ISO 26262
7 5 (0.25%) WCAG
8 4 (0.20%) Government Security Classifications
8 4 (0.20%) NIST 800
8 4 (0.20%) Sarbanes-Oxley
9 3 (0.15%) PMO
10 2 (0.10%) COBIT
10 2 (0.10%) Cyber Essentials
10 2 (0.10%) SOC 2
11 1 (0.050%) ISO 9001
11 1 (0.050%) ISO/IEC 20000
System Software
1 567 (28.49%) Docker
2 44 (2.21%) VMware Infrastructure
3 32 (1.61%) Active Directory
4 28 (1.41%) HDFS
5 25 (1.26%) KVM
6 24 (1.21%) Kamailio
7 21 (1.06%) Postfix
8 19 (0.95%) iptables
9 18 (0.90%) QEMU
10 9 (0.45%) Virtual Machines
11 8 (0.40%) Apache ZooKeeper
11 8 (0.40%) LXC
12 7 (0.35%) OpenSIPS
13 6 (0.30%) Ceph
13 6 (0.30%) NFS
13 6 (0.30%) Oracle RAC
14 5 (0.25%) Hyper-V
15 3 (0.15%) Varnish
16 2 (0.10%) Apache Flume
16 2 (0.10%) Firmware
Systems Management
1 448 (22.51%) Kubernetes
2 275 (13.82%) Terraform
3 262 (13.17%) Ansible
4 180 (9.05%) Puppet
5 118 (5.93%) Opscode Chef
6 87 (4.37%) Prometheus
7 84 (4.22%) Grafana
8 55 (2.76%) Packer
9 49 (2.46%) Docker Swarm
10 45 (2.26%) Consul
11 35 (1.76%) Nagios
12 33 (1.66%) ZABBIX
13 31 (1.56%) HAProxy
14 26 (1.31%) Graphite
15 21 (1.06%) Galera Cluster
15 21 (1.06%) Istio
16 14 (0.70%) Rancher
17 13 (0.65%) Salt
18 10 (0.50%) Icinga
19 7 (0.35%) Kibana
Vendors
1 230 (11.56%) Microsoft
2 197 (9.90%) Google
3 100 (5.03%) Oracle
4 89 (4.47%) Red Hat
5 67 (3.37%) VMware
6 57 (2.86%) Adobe
7 41 (2.06%) MuleSoft
8 39 (1.96%) Cisco
9 29 (1.46%) Dell
10 28 (1.41%) Splunk
11 26 (1.31%) SAP
12 25 (1.26%) IBM
13 23 (1.16%) Okta
14 21 (1.06%) Atlassian
14 21 (1.06%) HP
14 21 (1.06%) Percona
15 19 (0.95%) Mitel
16 18 (0.90%) GENBAND
16 18 (0.90%) Juniper
16 18 (0.90%) SonicWALL