Period
to 1 August 2021

The following table provides summary statistics for permanent job vacancies advertised in London with a requirement for CircleCI skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited CircleCI over the 6 months to 1 August 2021 with a comparison to the same period in the previous 2 years.

CircleCI
England > London
6 months to
1 Aug 2021
Same period 2020 Same period 2019
Rank 268 410 651
Rank change year-on-year +142 +241 +72
Permanent jobs citing CircleCI 569 134 108
As % of all permanent jobs advertised in London 1.26% 0.48% 0.19%
As % of the Development Applications category 5.31% 2.42% 1.03%
Number of salaries quoted 231 124 94
10th Percentile £55,000 £55,375 £44,125
25th Percentile £62,500 £63,750 £56,563
Median annual salary (50th Percentile) £80,000 £75,000 £70,000
Median % change year-on-year +6.67% +7.14% -
75th Percentile £95,000 £88,750 £85,000
90th Percentile £122,500 £90,000 £105,250
England median annual salary £75,000 £72,500 £62,500
% change year-on-year +3.45% +16.00% -7.41%

CircleCI is in the Development Applications category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in London with a requirement for development application skills.

All Development Application Skills
London
Permanent vacancies with a requirement for development application skills 10,723 5,545 10,534
As % of all permanent IT jobs advertised in London 23.76% 19.68% 18.52%
Number of salaries quoted 6,165 4,482 8,672
10th Percentile £45,000 £43,750 £39,638
25th Percentile £53,750 £52,500 £48,750
Median annual salary (50th Percentile) £70,000 £70,000 £65,000
Median % change year-on-year - +7.69% +8.33%
75th Percentile £85,000 £83,750 £80,000
90th Percentile £97,500 £97,500 £92,500
England median annual salary £57,500 £55,000 £52,500
% change year-on-year +4.55% +4.76% +5.00%

CircleCI
Job Vacancy Trend in London

Job postings citing CircleCI as a proportion of all IT jobs advertised in London.

Job vacancy trend for CircleCI in London

CircleCI
Salary Trend in London

3-month moving average salary quoted in jobs citing CircleCI in London.

Salary trend for CircleCI in London

CircleCI
Salary Histogram in London

Salary distribution for jobs citing CircleCI in London over the 6 months to 1 August 2021.

Salary histogram for CircleCI in London

CircleCI
Job Locations in London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing CircleCI within the London region over the 6 months to 1 August 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
Central London +38 93 £75,000 -6.25% 19
CircleCI
England

For the 6 months to 1 August 2021, IT jobs citing CircleCI 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 London region with a requirement for CircleCI.

1 288 (50.62%) Docker
2 286 (50.26%) JavaScript
3 270 (47.45%) AWS
4 247 (43.41%) Terraform
5 235 (41.30%) Python
6 223 (39.19%) Kubernetes
7 221 (38.84%) Agile Software Development
8 209 (36.73%) TypeScript
9 198 (34.80%) Git (software)
10 188 (33.04%) React
11 183 (32.16%) Software Engineering
11 183 (32.16%) PostgreSQL
12 172 (30.23%) Node.js
13 146 (25.66%) DevOps
13 146 (25.66%) Jenkins
14 139 (24.43%) Full Stack Development
15 131 (23.02%) REST
16 128 (22.50%) Cypress.io
17 120 (21.09%) GitHub
18 119 (20.91%) GraphQL
19 113 (19.86%) Java
19 113 (19.86%) Infrastructure as Code
20 112 (19.68%) Continuous Integration
21 109 (19.16%) TDD
22 108 (18.98%) Test Automation
23 102 (17.93%) Mentoring
24 100 (17.57%) React Native
25 96 (16.87%) Go
26 95 (16.70%) Microservices
27 89 (15.64%) Jest

CircleCI
Co-occurring IT Skills in London 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 28 (4.92%) Apache Airflow
2 25 (4.39%) Elasticsearch
3 10 (1.76%) Confluence
4 9 (1.58%) Apache
5 8 (1.41%) Jupyter
6 7 (1.23%) Apache Spark
7 2 (0.35%) CMS
8 1 (0.18%) OpenStack
Applications
1 8 (1.41%) Figma
1 8 (1.41%) Zeplin
2 6 (1.05%) Adobe Premiere
2 6 (1.05%) Final Cut Pro
3 4 (0.70%) Chatbot
Business Applications
1 12 (2.11%) Magento
1 12 (2.11%) Shopify
2 6 (1.05%) Payment Gateway
Cloud Services
1 270 (47.45%) AWS
2 120 (21.09%) GitHub
3 88 (15.47%) GCP
4 62 (10.90%) Azure
5 60 (10.54%) Serverless
6 48 (8.44%) Amazon SQS
7 45 (7.91%) BrowserStack
8 42 (7.38%) Amazon S3
9 35 (6.15%) AWS CloudFormation
9 35 (6.15%) Heroku
9 35 (6.15%) SaaS
10 32 (5.62%) Codefresh
11 31 (5.45%) Amazon ECS
12 26 (4.57%) AWS Lambda
13 25 (4.39%) AWS Fargate
14 24 (4.22%) Datadog
15 19 (3.34%) Amazon CloudWatch
16 17 (2.99%) Amazon EC2
17 15 (2.64%) Twilio
18 14 (2.46%) AWS CodeDeploy
Communications & Networking
1 19 (3.34%) HTTP
2 4 (0.70%) Internet
3 1 (0.18%) Anycast
3 1 (0.18%) DNS
3 1 (0.18%) Firewall
3 1 (0.18%) IPv4
3 1 (0.18%) LAN
3 1 (0.18%) Network Security
3 1 (0.18%) TCP/IP
3 1 (0.18%) VoIP
3 1 (0.18%) WAN
Database & Business Intelligence
1 183 (32.16%) PostgreSQL
2 59 (10.37%) MySQL
3 50 (8.79%) Amazon DynamoDB
3 50 (8.79%) Redis
4 44 (7.73%) MongoDB
5 43 (7.56%) Relational Database
6 24 (4.22%) Amazon RDS
7 20 (3.51%) Big Data
8 19 (3.34%) Data Warehouse
9 18 (3.16%) NoSQL
10 17 (2.99%) Data Lake
11 14 (2.46%) CockroachDB
11 14 (2.46%) FoundationDB
12 10 (1.76%) Amazon Aurora
13 4 (0.70%) Apache Cassandra
13 4 (0.70%) Electronic Patient Records
14 3 (0.53%) BigQuery
15 2 (0.35%) Amazon Redshift
15 2 (0.35%) DB2
15 2 (0.35%) RDBMS
Development Applications
1 198 (34.80%) Git (software)
2 146 (25.66%) Jenkins
3 128 (22.50%) Cypress.io
4 68 (11.95%) Travis CI
5 64 (11.25%) webpack
6 43 (7.56%) Postman
7 39 (6.85%) Cucumber
8 35 (6.15%) GitLab
9 29 (5.10%) JIRA
10 22 (3.87%) Babel
10 22 (3.87%) TestCafe
11 14 (2.46%) git-flow
12 13 (2.28%) Appium
13 12 (2.11%) Gradle
13 12 (2.11%) Selenium
14 11 (1.93%) TeamCity
15 9 (1.58%) Atlassian Bamboo
15 9 (1.58%) RSpec
16 8 (1.41%) Sonatype Nexus
16 8 (1.41%) Storybook
General
1 89 (15.64%) Finance
2 75 (13.18%) Social Skills
3 47 (8.26%) Games
4 28 (4.92%) Marketing
5 21 (3.69%) Telecoms
6 19 (3.34%) Retail
7 16 (2.81%) Advertising
8 15 (2.64%) Analytical Skills
9 12 (2.11%) Inclusion and Diversity
10 9 (1.58%) Pharmaceutical
11 7 (1.23%) Banking
12 4 (0.70%) Billing
13 3 (0.53%) Public Sector
13 3 (0.53%) Publishing
14 2 (0.35%) Electronics
14 2 (0.35%) Legal
15 1 (0.18%) Law
15 1 (0.18%) Manufacturing
Job Titles
1 146 (25.66%) Developer
2 89 (15.64%) Software Engineer
3 48 (8.44%) DevOps Engineer
3 48 (8.44%) Senior Developer
4 45 (7.91%) Full Stack Developer
5 29 (5.10%) AWS Engineer
5 29 (5.10%) Platform Engineer
6 24 (4.22%) Cloud Engineer
7 23 (4.04%) Backend Developer
8 22 (3.87%) Senior DevOps
8 22 (3.87%) Senior DevOps Engineer
9 19 (3.34%) Lead Software Engineer
10 18 (3.16%) Digital Transformation
10 18 (3.16%) JavaScript Developer
10 18 (3.16%) Senior Software Engineer
11 17 (2.99%) DevOps Engineer - Fintech
11 17 (2.99%) Python Engineer
11 17 (2.99%) React Developer
12 15 (2.64%) Front End Developer (Client-Side Developer)
13 14 (2.46%) Cloud Software Engineer
Libraries, Frameworks & Software Standards
1 188 (33.04%) React
2 172 (30.23%) Node.js
3 131 (23.02%) REST
4 119 (20.91%) GraphQL
5 100 (17.57%) React Native
6 89 (15.64%) Jest
7 81 (14.24%) Django
8 70 (12.30%) Redux
9 62 (10.90%) CSS
10 50 (8.79%) Sass
11 46 (8.08%) Ruby on Rails
12 36 (6.33%) AngularJS
13 34 (5.98%) Symfony
14 33 (5.80%) Next.js
15 31 (5.45%) RESTful
15 31 (5.45%) Vue.js
16 30 (5.27%) Apollo GraphQL
17 27 (4.75%) Serverless Framework
18 26 (4.57%) WebRTC
19 25 (4.39%) Kafka
Miscellaneous
1 80 (14.06%) User Experience
2 60 (10.54%) Greenfield Project
3 50 (8.79%) Mobile App
4 32 (5.62%) Cloud Native
5 30 (5.27%) Self-Motivation
6 19 (3.34%) Virtual Team
7 15 (2.64%) Pricing Data
8 14 (2.46%) Augmented Reality
9 13 (2.28%) Legacy Code
10 10 (1.76%) Renewable Energy
11 9 (1.58%) Data Structures
12 7 (1.23%) Algorithms
12 7 (1.23%) Blog
13 6 (1.05%) Podcast
13 6 (1.05%) Video Editing
14 5 (0.88%) Smart Meter
14 5 (0.88%) Video\Live Streaming
15 3 (0.53%) Data Protection Act
15 3 (0.53%) Hybrid Cloud
15 3 (0.53%) Public Cloud
Operating Systems
1 37 (6.50%) Android
2 31 (5.45%) Apple iOS
3 26 (4.57%) Linux
4 4 (0.70%) Windows
5 2 (0.35%) CentOS
5 2 (0.35%) CoreOS
5 2 (0.35%) Unix
6 1 (0.18%) Red Hat Enterprise Linux
6 1 (0.18%) SUSE
6 1 (0.18%) Ubuntu
Processes & Methodologies
1 221 (38.84%) Agile Software Development
2 183 (32.16%) Software Engineering
3 146 (25.66%) DevOps
4 139 (24.43%) Full Stack Development
5 113 (19.86%) Infrastructure as Code
6 112 (19.68%) Continuous Integration
7 109 (19.16%) TDD
8 108 (18.98%) Test Automation
9 102 (17.93%) Mentoring
10 95 (16.70%) Microservices
11 88 (15.47%) Decision-Making
12 80 (14.06%) Coaching
13 64 (11.25%) Computer Science
14 63 (11.07%) Pair Programming
15 61 (10.72%) Fintech
16 59 (10.37%) Clean Code
17 57 (10.02%) Data-Driven Decision Making
18 51 (8.96%) Scrum
19 50 (8.79%) Functional Programming
20 48 (8.44%) Software Testing
Programming Languages
1 286 (50.26%) JavaScript
2 235 (41.30%) Python
3 209 (36.73%) TypeScript
4 113 (19.86%) Java
5 96 (16.87%) Go
6 82 (14.41%) SQL
7 72 (12.65%) Ruby
8 68 (11.95%) ES6
9 33 (5.80%) PHP
10 30 (5.27%) Kotlin
11 28 (4.92%) Scala
12 26 (4.57%) C#
12 26 (4.57%) C++
13 25 (4.39%) Elm
14 23 (4.04%) Rust
15 20 (3.51%) Clojure
15 20 (3.51%) Perl
16 13 (2.28%) Bash Shell
17 8 (1.41%) PHP 7
18 7 (1.23%) Java 11
Qualifications
1 57 (10.02%) Degree
2 34 (5.98%) Computer Science Degree
3 10 (1.76%) AWS Certification
4 1 (0.18%) Microsoft Certification
4 1 (0.18%) SC Cleared
4 1 (0.18%) Security Cleared
Quality Assurance & Compliance
1 45 (7.91%) QA
2 4 (0.70%) GDPR
2 4 (0.70%) HIPAA
3 3 (0.53%) ISO/IEC 27001
3 3 (0.53%) SOC 2
4 1 (0.18%) Data Quality
System Software
1 288 (50.62%) Docker
2 1 (0.18%) Hyper-V
2 1 (0.18%) VMware Infrastructure
2 1 (0.18%) Xen
Systems Management
1 247 (43.41%) Terraform
2 223 (39.19%) Kubernetes
3 60 (10.54%) Ansible
4 36 (6.33%) Prometheus
5 26 (4.57%) Puppet
6 14 (2.46%) Grafana
7 10 (1.76%) Opscode Chef
8 6 (1.05%) Consul
8 6 (1.05%) Packer
9 3 (0.53%) Istio
9 3 (0.53%) Rancher
10 1 (0.18%) Salt
Vendors
1 68 (11.95%) Google
2 20 (3.51%) New Relic
3 17 (2.99%) Zend
4 16 (2.81%) Instagram
5 6 (1.05%) BT
5 6 (1.05%) Facebook
5 6 (1.05%) Twitter
5 6 (1.05%) YouTube
6 5 (0.88%) Veracode
7 4 (0.70%) AppDynamics
7 4 (0.70%) Mapbox
7 4 (0.70%) Salesforce.com
7 4 (0.70%) Splunk
8 3 (0.53%) Oracle
8 3 (0.53%) SAP
9 2 (0.35%) Confluent
9 2 (0.35%) Foundry
9 2 (0.35%) Microsoft
9 2 (0.35%) SaltStack
9 2 (0.35%) VMware