Period
to 18 October 2021

The following table provides summary statistics for permanent job vacancies with a requirement for Jest skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Jest over the 6 months to 18 October 2021 with a comparison to the same period in the previous 2 years.

Jest
UK
6 months to
18 Oct 2021
Same period 2020 Same period 2019
Rank 294 401 669
Rank change year-on-year +107 +268 +155
Permanent jobs citing Jest 1,502 319 470
As % of all permanent jobs advertised in the UK 1.20% 0.67% 0.34%
As % of the Libraries, Frameworks & Software Standards category 2.97% 1.52% 0.91%
Number of salaries quoted 628 283 398
10th Percentile £37,675 £42,500 £41,250
25th Percentile £45,000 £47,750 £47,500
Median annual salary (50th Percentile) £62,500 £65,000 £60,000
Median % change year-on-year -3.85% +8.33% -
75th Percentile £75,000 £81,250 £75,000
90th Percentile £90,000 £93,500 £89,125
UK excluding London median annual salary £50,000 £50,000 £55,000
% change year-on-year - -9.09% +10.00%

Jest is in the Software Libraries and Frameworks category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies with a requirement for technical specification, industry standards, software libraries and framework skills.

All Software Libraries and Frameworks
UK
Permanent vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 50,626 21,045 51,443
As % of all permanent IT jobs advertised in the UK 40.41% 43.92% 37.47%
Number of salaries quoted 32,406 18,044 42,608
10th Percentile £36,250 £35,000 £32,500
25th Percentile £45,000 £42,500 £40,000
Median annual salary (50th Percentile) £60,000 £57,500 £54,903
Median % change year-on-year +4.35% +4.73% +8.72%
75th Percentile £78,750 £75,000 £72,500
90th Percentile £95,000 £95,000 £87,500
UK excluding London median annual salary £50,000 £50,000 £45,000
% change year-on-year - +11.11% -

Jest
Job Vacancy Trend

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

Job vacancy trend for Jest in the UK

Jest
Salary Trend

3-month moving average salary quoted in jobs citing Jest.

Salary trend for Jest in the UK

Jest
Salary Histogram

Salary distribution for jobs citing Jest over the 6 months to 18 October 2021.

Salary histogram for Jest in the UK

Jest
Top 16 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Jest within the UK over the 6 months to 18 October 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 +118 1,359 £63,000 -3.08% 141
London +97 1,026 £70,000 -5.08% 90
Work from Home -15 380 £61,250 +2.08% 42
UK excluding London -69 329 £50,000 - 60
South East -67 108 £47,500 -17.39% 17
North of England -76 76 £45,000 -10.00% 11
South West -51 69 £56,000 +24.44% 8
North West -58 49 £45,000 -12.20% 6
Midlands -105 46 £50,000 -1.96% 10
West Midlands -116 37 £52,500 +2.94% 8
Yorkshire -94 20 £52,500 - 3
Wales -40 14 £45,411 +116.24% 2
East of England -98 12 £80,000 +68.42% 5
East Midlands -69 9 £50,000 - 2
Scotland -83 8 £61,250 +30.32% 7
North East -31 7 £44,250 -1.67% 2

For the 6 months to 18 October 2021, IT jobs citing Jest 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 Jest.

1 1,279 (85.15%) React
2 1,124 (74.83%) JavaScript
3 868 (57.79%) Node.js
4 819 (54.53%) TypeScript
5 761 (50.67%) Agile Software Development
6 687 (45.74%) CSS
7 586 (39.01%) HTML
7 586 (39.01%) Front End Development
8 560 (37.28%) Git (software)
9 535 (35.62%) Redux
10 527 (35.09%) Cypress.io
11 523 (34.82%) Software Engineering
12 518 (34.49%) AWS
13 457 (30.43%) Full Stack Development
14 449 (29.89%) AngularJS
15 435 (28.96%) User Experience
16 429 (28.56%) Docker
17 428 (28.50%) TDD
18 400 (26.63%) webpack
19 365 (24.30%) Sass
20 350 (23.30%) Vue.js
21 345 (22.97%) Unit Testing
22 343 (22.84%) REST
23 334 (22.24%) GraphQL
24 326 (21.70%) Test Automation
25 319 (21.24%) ES6
26 298 (19.84%) Kubernetes
27 297 (19.77%) Finance
28 287 (19.11%) Enzyme
29 272 (18.11%) Social Skills

Jest
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 75 (4.99%) CMS
2 74 (4.93%) Confluence
3 28 (1.86%) Elasticsearch
4 20 (1.33%) Headless CMS
5 15 (1.00%) Apache Spark
6 13 (0.87%) Kentico
7 12 (0.80%) Apache Airflow
8 9 (0.60%) Ethereum
9 8 (0.53%) Drupal
9 8 (0.53%) Tomcat
10 7 (0.47%) IIS
10 7 (0.47%) Magnolia
10 7 (0.47%) WordPress
11 4 (0.27%) Adobe Experience Manager
11 4 (0.27%) EPiServer
11 4 (0.27%) nginx
12 3 (0.20%) Sitecore CMS
12 3 (0.20%) Umbraco
13 2 (0.13%) Oracle SOA Suite
13 2 (0.13%) WebLogic
Applications
1 32 (2.13%) Sketch
2 26 (1.73%) Figma
3 15 (1.00%) InVision
4 10 (0.67%) Adobe Premiere
4 10 (0.67%) Final Cut Pro
5 7 (0.47%) Zeplin
6 5 (0.33%) GIMP
6 5 (0.33%) Photoshop
7 4 (0.27%) UXPin
8 2 (0.13%) Adobe XD
9 1 (0.067%) Marvel
9 1 (0.067%) Microsoft Excel
9 1 (0.067%) Microsoft Office
9 1 (0.067%) Microsoft PowerPoint
9 1 (0.067%) Revit
Business Applications
1 5 (0.33%) Summit
2 3 (0.20%) Sentinel
3 1 (0.067%) Dynamics CRM
3 1 (0.067%) Magento
3 1 (0.067%) Shopify
Cloud Services
1 518 (34.49%) AWS
2 270 (17.98%) Azure
3 216 (14.38%) GitHub
4 184 (12.25%) Serverless
5 180 (11.98%) GCP
6 168 (11.19%) SaaS
7 146 (9.72%) npm
8 117 (7.79%) AWS Lambda
9 103 (6.86%) Slack
10 90 (5.99%) Amazon S3
11 69 (4.59%) GitHub Actions
12 67 (4.46%) Amazon EKS
13 57 (3.79%) Amazon SQS
14 44 (2.93%) Yarn
15 43 (2.86%) Amazon Cognito
16 42 (2.80%) AWS CloudFormation
17 41 (2.73%) Amazon CloudWatch
18 40 (2.66%) CloudFront
18 40 (2.66%) Heroku
19 31 (2.06%) Amazon EC2
Communications & Networking
1 61 (4.06%) HTTP
2 26 (1.73%) MQTT
3 13 (0.87%) Internet
4 7 (0.47%) Broadband
5 6 (0.40%) Network Security
6 4 (0.27%) SSH
7 3 (0.20%) Skype
7 3 (0.20%) SMS
8 1 (0.067%) DNS
8 1 (0.067%) VoIP
Database & Business Intelligence
1 252 (16.78%) PostgreSQL
2 136 (9.05%) MySQL
3 125 (8.32%) Amazon DynamoDB
4 111 (7.39%) Relational Database
5 110 (7.32%) NoSQL
6 107 (7.12%) MongoDB
7 85 (5.66%) SQL Server
8 81 (5.39%) Amazon RDS
9 66 (4.39%) Redis
10 63 (4.19%) Amazon Redshift
11 61 (4.06%) RDBMS
12 28 (1.86%) Big Data
13 21 (1.40%) Data Lake
14 19 (1.26%) BigQuery
15 17 (1.13%) Amazon Aurora
16 15 (1.00%) Blockchain
17 13 (0.87%) Data Warehouse
17 13 (0.87%) Presto
18 12 (0.80%) Couchbase
19 9 (0.60%) MariaDB
Development Applications
1 560 (37.28%) Git (software)
2 527 (35.09%) Cypress.io
3 400 (26.63%) webpack
4 226 (15.05%) Mocha
5 204 (13.58%) Jasmine
6 135 (8.99%) JIRA
7 130 (8.66%) Babel
8 124 (8.26%) Storybook
9 119 (7.92%) gulp
10 116 (7.72%) Jenkins
11 106 (7.06%) CircleCI
12 100 (6.66%) Selenium
13 94 (6.26%) Cucumber
14 92 (6.13%) GitLab
15 90 (5.99%) Octopus Deploy
16 89 (5.93%) Postman
17 84 (5.59%) NUnit
18 78 (5.19%) Team Foundation Server
19 64 (4.26%) Moq
20 61 (4.06%) ESLint
General
1 297 (19.77%) Finance
2 272 (18.11%) Social Skills
3 150 (9.99%) Marketing
4 121 (8.06%) Games
5 103 (6.86%) Retail
6 67 (4.46%) Banking
7 49 (3.26%) Analytical Skills
8 40 (2.66%) Public Sector
9 38 (2.53%) Financial Institution
10 35 (2.33%) Telecoms
11 27 (1.80%) Pharmaceutical
12 26 (1.73%) Inclusion and Diversity
13 22 (1.46%) Back Office
14 20 (1.33%) Advertising
15 16 (1.07%) Electronics
16 15 (1.00%) Manufacturing
17 11 (0.73%) Organisational Skills
17 11 (0.73%) Retail Finance
18 10 (0.67%) Legal
19 9 (0.60%) Publishing
Job Titles
1 835 (55.59%) Developer
2 367 (24.43%) Front End Developer (Client-Side Developer)
3 206 (13.72%) React Developer
4 190 (12.65%) Software Engineer
5 172 (11.45%) Senior Developer
6 169 (11.25%) Full Stack Developer
7 111 (7.39%) JavaScript Developer
8 84 (5.59%) Senior Software Engineer
9 63 (4.19%) Software Developer
10 57 (3.79%) Senior Front-End Developer
11 53 (3.53%) Senior React Developer
12 45 (3.00%) Node.js Developer
13 36 (2.40%) Backend Developer
13 36 (2.40%) Python Engineer
14 35 (2.33%) PHP Developer
15 33 (2.20%) PHP Laravel Developer
16 30 (2.00%) Lead Developer
17 29 (1.93%) .NET Developer
17 29 (1.93%) Angular Developer
17 29 (1.93%) PHP Developer - Fintech
Libraries, Frameworks & Software Standards
1 1,279 (85.15%) React
2 868 (57.79%) Node.js
3 687 (45.74%) CSS
4 586 (39.01%) HTML
5 535 (35.62%) Redux
6 449 (29.89%) AngularJS
7 365 (24.30%) Sass
8 350 (23.30%) Vue.js
9 343 (22.84%) REST
10 334 (22.24%) GraphQL
11 287 (19.11%) Enzyme
12 252 (16.78%) React Native
13 246 (16.38%) HTML5
14 218 (14.51%) CSS3
15 198 (13.18%) .NET
16 186 (12.38%) RESTful
17 160 (10.65%) Next.js
18 147 (9.79%) LESS
19 129 (8.59%) Web Services
20 122 (8.12%) Express
Miscellaneous
1 435 (28.96%) User Experience
2 119 (7.92%) Mobile App
3 63 (4.19%) Greenfield Project
3 63 (4.19%) Self-Motivation
4 55 (3.66%) Virtual Team
5 50 (3.33%) Enterprise Software
6 46 (3.06%) Legacy Code
7 37 (2.46%) Algorithms
7 37 (2.46%) Video\Live Streaming
8 30 (2.00%) Cloud Native
9 28 (1.86%) Blog
10 26 (1.73%) Linux Command Line
11 25 (1.66%) Social Media
11 25 (1.66%) W3C
12 23 (1.53%) Data Structures
13 22 (1.46%) Social Network
14 21 (1.40%) Data Protection Act
15 20 (1.33%) Video on Demand
16 18 (1.20%) Xbox
17 15 (1.00%) Legacy Applications
Operating Systems
1 110 (7.32%) Android
2 108 (7.19%) Apple iOS
3 46 (3.06%) Linux
4 30 (2.00%) Windows
5 4 (0.27%) tvOS
5 4 (0.27%) Unix
Processes & Methodologies
1 761 (50.67%) Agile Software Development
2 586 (39.01%) Front End Development
3 523 (34.82%) Software Engineering
4 457 (30.43%) Full Stack Development
5 428 (28.50%) TDD
6 345 (22.97%) Unit Testing
7 326 (21.70%) Test Automation
8 262 (17.44%) Microservices
9 223 (14.85%) Continuous Integration
10 218 (14.51%) Scrum
11 217 (14.45%) DevOps
12 205 (13.65%) Mentoring
13 183 (12.18%) Problem-Solving
14 173 (11.52%) Fintech
15 148 (9.85%) Web Development
16 134 (8.92%) BDD
17 127 (8.46%) Pair Programming
18 124 (8.26%) E-Commerce
19 119 (7.92%) Responsive Web Design
20 114 (7.59%) Kanban
Programming Languages
1 1,124 (74.83%) JavaScript
2 819 (54.53%) TypeScript
3 319 (21.24%) ES6
4 219 (14.58%) Python
5 212 (14.11%) SQL
6 184 (12.25%) Java
7 165 (10.99%) C#
8 95 (6.32%) Go
9 87 (5.79%) PHP
10 53 (3.53%) Kotlin
11 49 (3.26%) Ruby
12 31 (2.06%) ES7
12 31 (2.06%) PHP 7
12 31 (2.06%) Scala
13 30 (2.00%) PowerShell
14 29 (1.93%) Objective-C
15 28 (1.86%) Apple Swift
16 22 (1.46%) C
17 18 (1.20%) Bash Shell
18 15 (1.00%) C++
Qualifications
1 107 (7.12%) Degree
2 58 (3.86%) Computer Science Degree
3 33 (2.20%) Master's Degree
4 16 (1.07%) PhD
5 11 (0.73%) Numerate Degree
6 5 (0.33%) Security Cleared
7 4 (0.27%) SC Cleared
8 3 (0.20%) ISEB
8 3 (0.20%) ISTQB
9 2 (0.13%) BPSS Clearance
9 2 (0.13%) Postgraduate
10 1 (0.067%) AWS Certification
Quality Assurance & Compliance
1 164 (10.92%) Accessibility
2 149 (9.92%) QA
3 50 (3.33%) WCAG
4 3 (0.20%) GDPR
4 3 (0.20%) HIPAA
4 3 (0.20%) SLA
5 2 (0.13%) PCI DSS
6 1 (0.067%) Data Quality
6 1 (0.067%) WAI
System Software
1 429 (28.56%) Docker
2 16 (1.07%) Active Directory
3 6 (0.40%) Ceph
4 2 (0.13%) Varnish
Systems Management
1 298 (19.84%) Kubernetes
2 120 (7.99%) Terraform
3 75 (4.99%) Grafana
4 66 (4.39%) Opscode Chef
5 63 (4.19%) Istio
6 52 (3.46%) Prometheus
7 19 (1.26%) Kibana
8 18 (1.20%) logstash
8 18 (1.20%) ZABBIX
9 16 (1.07%) HAProxy
9 16 (1.07%) Opsgenie
9 16 (1.07%) Pingdom
10 14 (0.93%) Bugsnag
11 12 (0.80%) MIIS
12 7 (0.47%) Argo
13 6 (0.40%) Galera Cluster
14 3 (0.20%) OpenNebula
15 1 (0.067%) Ansible
15 1 (0.067%) Rancher
Vendors
1 175 (11.65%) Google
2 123 (8.19%) Microsoft
3 50 (3.33%) New Relic
4 31 (2.06%) Oracle
5 23 (1.53%) Apple
5 23 (1.53%) Facebook
6 21 (1.40%) BT
7 18 (1.20%) Netlify
8 17 (1.13%) SAP
9 15 (1.00%) Samsung
10 14 (0.93%) LexisNexis
10 14 (0.93%) YouTube
11 13 (0.87%) Instagram
11 13 (0.87%) Spotify
11 13 (0.87%) Twitter
12 12 (0.80%) Sun
13 11 (0.73%) Elastic Path
14 8 (0.53%) IBM
15 7 (0.47%) Adobe
15 7 (0.47%) Qubit