Period
to 21 October 2021

The following table provides summary statistics for contract job vacancies advertised in London with a requirement for Continuous Integration skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Continuous Integration over the 6 months to 21 October 2021 with a comparison to the same period in the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

Continuous Integration
England > London
6 months to
21 Oct 2021
Same period 2020 Same period 2019
Rank 78 79 52
Rank change year-on-year +1 -27 -15
Contract jobs citing Continuous Integration 1,169 462 1,751
As % of all contract jobs advertised in London 3.26% 3.28% 4.75%
As % of the Processes & Methodologies category 3.57% 3.68% 5.34%
Number of daily rates quoted 839 342 1,264
10th Percentile £450 £400 £413
25th Percentile £500 £451 £470
Median daily rate (50th Percentile) £600 £525 £550
Median % change year-on-year +14.29% -4.55% +4.76%
75th Percentile £675 £613 £638
90th Percentile £750 £688 £717
England median daily rate £550 £500 £525
% change year-on-year +10.00% -4.76% +5.00%
Number of hourly rates quoted 3 1 3
10th Percentile £48.20 " £12.25
25th Percentile £56.38 " £18.63
Median hourly rate £70.00 £42.00 £29.50
Median % change year-on-year +66.67% +42.37% +78.79%
75th Percentile £75.88 " £41.00
90th Percentile £79.40 " £47.75
England median hourly rate £48.27 £42.50 £47.50
% change year-on-year +13.56% -10.53% +9.20%

Continuous Integration is in the Processes and Methodologies category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in London with a requirement for process or methodology skills.

All Process and Methodology Skills
London
Contract vacancies with a requirement for process or methodology skills 32,761 12,569 32,784
As % of all contract IT jobs advertised in London 91.32% 89.27% 88.98%
Number of daily rates quoted 23,653 9,050 23,964
10th Percentile £368 £321 £325
25th Percentile £461 £413 £413
Median daily rate (50th Percentile) £550 £510 £513
Median % change year-on-year +7.84% -0.54% +2.55%
75th Percentile £650 £619 £600
90th Percentile £738 £713 £688
England median daily rate £523 £475 £475
% change year-on-year +10.11% - +1.60%
Number of hourly rates quoted 285 104 380
10th Percentile £15.29 £15.00 £12.04
25th Percentile £20.32 £20.38 £15.50
Median hourly rate £35.00 £34.33 £22.50
Median % change year-on-year +1.96% +52.57% +12.50%
75th Percentile £53.75 £42.25 £43.75
90th Percentile £66.05 £51.87 £52.50
England median hourly rate £24.36 £25.00 £22.50
% change year-on-year -2.56% +11.11% +12.50%

Continuous Integration
Job Vacancy Trend in London

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

Job vacancy trend for Continuous Integration in London

Continuous Integration
Contractor Daily Rate Trend in London

3-month moving average daily rate quoted in jobs citing Continuous Integration in London.

Daily rate trend for Continuous Integration in London

Continuous Integration
Daily Rate Histogram in London

Daily rate distribution for jobs citing Continuous Integration in London over the 6 months to 21 October 2021.

Daily rate histogram for Continuous Integration in London

Continuous Integration
Contractor Hourly Rate Trend in London

3-month moving average hourly rates quoted in jobs citing Continuous Integration in London.

Hourly rate trend for Continuous Integration in London

Continuous Integration
Hourly Rate Histogram in London

Hourly rate distribution of jobs citing Continuous Integration in London over the 6 months to 21 October 2021.

Hourly rate histogram for Continuous Integration in London

Continuous Integration
Contract Job Locations in London

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Continuous Integration within the London region over the 6 months to 21 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
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Central London -13 160 £613 +14.75% 105
West London +15 52 £650 +30.65% 35
South London -13 11 £550 +10.55% 7
East London -11 5 £518 +130.00% 15
North London - 1 - - 6
Continuous Integration
England

For the 6 months to 21 October 2021, IT contractor jobs citing Continuous Integration also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all contract job ads across the London region with a requirement for Continuous Integration.

1 795 (68.01%) Agile Software Development
2 481 (41.15%) DevOps
3 452 (38.67%) TDD
4 443 (37.90%) Java
5 351 (30.03%) Test Automation
6 345 (29.51%) Jenkins
7 316 (27.03%) JavaScript
8 289 (24.72%) Git (software)
9 288 (24.64%) Finance
10 287 (24.55%) SQL
11 285 (24.38%) Python
12 283 (24.21%) Scrum
13 280 (23.95%) Azure
13 280 (23.95%) Continuous Delivery
14 272 (23.27%) AWS
15 254 (21.73%) Social Skills
16 248 (21.21%) Microservices
17 246 (21.04%) Docker
18 226 (19.33%) C#
19 215 (18.39%) Kubernetes
20 211 (18.05%) Linux
21 197 (16.85%) Banking
21 197 (16.85%) JIRA
22 187 (16.00%) HTML
23 186 (15.91%) BDD
24 178 (15.23%) React
24 178 (15.23%) .NET
25 164 (14.03%) Software Engineering
25 164 (14.03%) RESTful
26 163 (13.94%) CSS

Continuous Integration
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 88 (7.53%) Confluence
2 39 (3.34%) Apache Spark
3 35 (2.99%) CMS
3 35 (2.99%) Tomcat
4 34 (2.91%) Elasticsearch
5 30 (2.57%) Apache
6 29 (2.48%) Apache Airflow
7 27 (2.31%) Oracle SOA Suite
7 27 (2.31%) SharePoint
8 18 (1.54%) WebSphere
9 16 (1.37%) Cloud Foundry
9 16 (1.37%) Oracle Coherence
10 11 (0.94%) WebLogic
11 9 (0.77%) Jetty
11 9 (0.77%) nginx
12 7 (0.60%) JBoss
12 7 (0.60%) OpenStack
12 7 (0.60%) WebSphere Application Server
13 6 (0.51%) SharePoint 2013
14 4 (0.34%) Adobe Experience Manager
Applications
1 14 (1.20%) Microsoft Excel
2 7 (0.60%) Microsoft Office
3 5 (0.43%) Microsoft Project
3 5 (0.43%) Photoshop
4 3 (0.26%) Microsoft PowerPoint
4 3 (0.26%) MS Visio
5 2 (0.17%) Chatbot
6 1 (0.086%) Mingle
6 1 (0.086%) Sketch
6 1 (0.086%) S-PLUS
Business Applications
1 7 (0.60%) Salesforce.com CRM
2 5 (0.43%) Dynamics CRM
2 5 (0.43%) ION MarketView
3 3 (0.26%) Distributed Ledger
3 3 (0.26%) SAP Hybris
4 2 (0.17%) Adobe Campaign
4 2 (0.17%) Oracle BPM
5 1 (0.086%) Aligne
5 1 (0.086%) BusinessWorks
5 1 (0.086%) Endur
5 1 (0.086%) IBM Planning Analytics
5 1 (0.086%) Magento
5 1 (0.086%) Oracle Subledger Accounting
5 1 (0.086%) Sage CRM
5 1 (0.086%) Shopify
Cloud Services
1 280 (23.95%) Azure
2 272 (23.27%) AWS
3 116 (9.92%) GitHub
4 103 (8.81%) GCP
5 66 (5.65%) Serverless
6 65 (5.56%) PaaS
7 54 (4.62%) AWS CloudFormation
8 42 (3.59%) SaaS
9 38 (3.25%) Amazon S3
10 37 (3.17%) IaaS
11 33 (2.82%) AWS Lambda
12 27 (2.31%) Amazon EC2
12 27 (2.31%) OpenShift
13 25 (2.14%) Amazon ECS
14 23 (1.97%) Power Platform
15 22 (1.88%) Slack
16 18 (1.54%) Cloud Computing
17 17 (1.45%) npm
18 16 (1.37%) PowerApps
19 15 (1.28%) Power Automate
Communications & Networking
1 29 (2.48%) HTTP
2 25 (2.14%) DNS
2 25 (2.14%) RTMP
3 21 (1.80%) TCP/IP
4 16 (1.37%) Firewall
5 12 (1.03%) HTTPS
5 12 (1.03%) Network Security
6 9 (0.77%) NAS
6 9 (0.77%) SAN
6 9 (0.77%) VPN
7 8 (0.68%) Internet
7 8 (0.68%) Multicast
7 8 (0.68%) SSL
8 7 (0.60%) Cisco Nexus
8 7 (0.60%) FCoE
8 7 (0.60%) Fibre Channel
8 7 (0.60%) iSCSI
8 7 (0.60%) Kerberos
8 7 (0.60%) LAN
8 7 (0.60%) WAN
Database & Business Intelligence
1 113 (9.67%) SQL Server
2 109 (9.32%) Relational Database
3 88 (7.53%) NoSQL
4 57 (4.88%) Big Data
5 56 (4.79%) Oracle Database
6 53 (4.53%) MongoDB
7 29 (2.48%) Data Warehouse
8 28 (2.40%) PostgreSQL
9 24 (2.05%) RDBMS
10 23 (1.97%) Amazon DynamoDB
10 23 (1.97%) Oracle Database 12c
11 22 (1.88%) MySQL
11 22 (1.88%) Oracle Database 11g
12 21 (1.80%) Hadoop
12 21 (1.80%) Redis
13 20 (1.71%) Amazon RDS
14 18 (1.54%) Apache Hive
15 17 (1.45%) SQL Server Integration Services
16 14 (1.20%) HBase
17 13 (1.11%) Apache Cassandra
Development Applications
1 345 (29.51%) Jenkins
2 289 (24.72%) Git (software)
3 197 (16.85%) JIRA
4 99 (8.47%) Maven
4 99 (8.47%) TeamCity
5 67 (5.73%) Selenium
6 65 (5.56%) GitLab
7 58 (4.96%) Visual Studio
8 47 (4.02%) Cucumber
9 45 (3.85%) Bitbucket
10 35 (2.99%) Gatling
11 34 (2.91%) Sonatype Nexus
12 33 (2.82%) Gradle
13 32 (2.74%) Mockito
14 31 (2.65%) JUnit
15 27 (2.31%) IntelliJ
15 27 (2.31%) Subversion
16 25 (2.14%) Jasmine
17 24 (2.05%) Atlassian Bamboo
18 21 (1.80%) Team Foundation Server
General
1 288 (24.64%) Finance
2 254 (21.73%) Social Skills
3 197 (16.85%) Banking
4 92 (7.87%) Investment Banking
5 80 (6.84%) Front Office
6 71 (6.07%) Analytical Skills
7 50 (4.28%) Public Sector
8 29 (2.48%) Presentation Skills
9 27 (2.31%) Retail
10 19 (1.63%) Retail Banking
11 18 (1.54%) Marketing
12 13 (1.11%) Telecoms
13 11 (0.94%) Legal
14 10 (0.86%) Games
15 9 (0.77%) Documentation Skills
16 8 (0.68%) Back Office
17 6 (0.51%) Publishing
18 5 (0.43%) Electronics
18 5 (0.43%) Law
18 5 (0.43%) Manufacturing
Job Titles
1 638 (54.58%) Developer
2 125 (10.69%) Java Developer
3 118 (10.09%) Senior Developer
4 116 (9.92%) DevOps Engineer
5 76 (6.50%) C# Developer
6 73 (6.24%) Full Stack Developer
7 71 (6.07%) JavaScript Developer
7 71 (6.07%) React Developer
8 60 (5.13%) Architect
9 57 (4.88%) .NET Developer
10 44 (3.76%) Java Engineer
10 44 (3.76%) Python Developer
11 43 (3.68%) Scala Developer
12 36 (3.08%) Software Engineer
13 33 (2.82%) Data Engineer
14 32 (2.74%) Senior React Developer
15 31 (2.65%) AWS Engineer
16 29 (2.48%) Azure Engineer
16 29 (2.48%) Front End Developer (Client-Side Developer)
17 28 (2.40%) Android Developer
Libraries, Frameworks & Software Standards
1 187 (16.00%) HTML
2 178 (15.23%) .NET
2 178 (15.23%) React
3 164 (14.03%) RESTful
4 163 (13.94%) CSS
5 148 (12.66%) AngularJS
5 148 (12.66%) REST
6 138 (11.80%) Spring
7 124 (10.61%) Web Services
8 108 (9.24%) Kafka
8 108 (9.24%) Node.js
9 102 (8.73%) HTML5
10 88 (7.53%) Redux
11 82 (7.01%) Spring Boot
12 61 (5.22%) JSON
13 50 (4.28%) .NET Framework
14 40 (3.42%) .NET Core
14 40 (3.42%) XML
15 39 (3.34%) ASP.NET
16 38 (3.25%) Play Framework
Miscellaneous
1 101 (8.64%) User Experience
2 44 (3.76%) Foreign Exchange (FX)
3 41 (3.51%) Management Information System
3 41 (3.51%) Mobile App
4 40 (3.42%) Data Structures
5 36 (3.08%) Derivative
6 35 (2.99%) Data Protection Act
7 31 (2.65%) Greenfield Project
8 30 (2.57%) Cloud Native
8 30 (2.57%) Enterprise Software
9 28 (2.40%) Fixed Income
10 27 (2.31%) Algorithms
10 27 (2.31%) Public Cloud
11 23 (1.97%) Interest Rate Derivative
12 22 (1.88%) Self-Motivation
13 19 (1.63%) iPad
13 19 (1.63%) N-Tier
14 18 (1.54%) iPhone
15 16 (1.37%) Credit Risk
15 16 (1.37%) Market Risk
Operating Systems
1 211 (18.05%) Linux
2 85 (7.27%) Unix
3 62 (5.30%) Android
4 55 (4.70%) Apple iOS
5 48 (4.11%) Windows
6 22 (1.88%) Red Hat Enterprise Linux
7 17 (1.45%) Windows Server
8 13 (1.11%) Windows Server 2016
9 10 (0.86%) Solaris
10 8 (0.68%) Ubuntu
11 7 (0.60%) Mac OS
12 6 (0.51%) CentOS
13 5 (0.43%) Windows Server 2019
14 4 (0.34%) tvOS
14 4 (0.34%) Windows Server 2008
14 4 (0.34%) Windows Server 2012
15 3 (0.26%) zOS
16 2 (0.17%) OpenWrt
17 1 (0.086%) Oracle Linux
17 1 (0.086%) SUSE
Processes & Methodologies
1 795 (68.01%) Agile Software Development
2 481 (41.15%) DevOps
3 452 (38.67%) TDD
4 351 (30.03%) Test Automation
5 283 (24.21%) Scrum
6 280 (23.95%) Continuous Delivery
7 248 (21.21%) Microservices
8 186 (15.91%) BDD
9 164 (14.03%) Software Engineering
10 152 (13.00%) Problem-Solving
11 135 (11.55%) Pair Programming
12 134 (11.46%) Continuous Deployment
13 127 (10.86%) Full Stack Development
14 120 (10.27%) Unit Testing
15 119 (10.18%) OO
16 118 (10.09%) Continuous Improvement
17 111 (9.50%) SDLC
18 104 (8.90%) Infrastructure as Code
19 96 (8.21%) Kanban
20 93 (7.96%) Configuration Management
Programming Languages
1 443 (37.90%) Java
2 316 (27.03%) JavaScript
3 287 (24.55%) SQL
4 285 (24.38%) Python
5 226 (19.33%) C#
6 158 (13.52%) TypeScript
7 94 (8.04%) Bash Shell
7 94 (8.04%) Scala
8 59 (5.05%) PowerShell
9 57 (4.88%) C++
10 54 (4.62%) Ruby
11 47 (4.02%) Java 8
12 39 (3.34%) Kotlin
13 37 (3.17%) Go
14 34 (2.91%) Apple Swift
15 32 (2.74%) C
16 25 (2.14%) XAML
17 21 (1.80%) PL/SQL
18 20 (1.71%) ES6
19 19 (1.63%) Java 11
Qualifications
1 73 (6.24%) Security Cleared
2 59 (5.05%) SC Cleared
3 54 (4.62%) Degree
4 23 (1.97%) AWS Certification
5 17 (1.45%) Numerate Degree
6 9 (0.77%) DV Cleared
7 8 (0.68%) BPSS Clearance
8 7 (0.60%) ISTQB
9 6 (0.51%) Computer Science Degree
10 4 (0.34%) ISTQB Foundation Certification
10 4 (0.34%) PMI Certification
11 3 (0.26%) ISEB
12 2 (0.17%) Master's Degree
13 1 (0.086%) CFA
13 1 (0.086%) CISM
13 1 (0.086%) CISSP
13 1 (0.086%) Novell Certification
13 1 (0.086%) PMP
13 1 (0.086%) Postgraduate
13 1 (0.086%) TOGAF Certification
Quality Assurance & Compliance
1 75 (6.42%) QA
2 29 (2.48%) Accessibility
3 8 (0.68%) SLA
4 7 (0.60%) Data Quality
4 7 (0.60%) GDPR
5 5 (0.43%) PMO
5 5 (0.43%) WCAG
6 4 (0.34%) NCSC
6 4 (0.34%) PCI DSS
6 4 (0.34%) Sarbanes-Oxley
7 2 (0.17%) IFRS
7 2 (0.17%) IFRS 9
8 1 (0.086%) Dodd-Frank
8 1 (0.086%) EMIR
8 1 (0.086%) ISO/IEC 27001
8 1 (0.086%) JTAG
8 1 (0.086%) MiFID
8 1 (0.086%) SOC 1
8 1 (0.086%) SOC 2
8 1 (0.086%) Solvency II
System Software
1 246 (21.04%) Docker
2 35 (2.99%) Active Directory
3 24 (2.05%) VMware Infrastructure
4 14 (1.20%) Apache ZooKeeper
5 11 (0.94%) HDFS
6 10 (0.86%) NFS
7 8 (0.68%) Hyper-V
7 8 (0.68%) Xen
8 7 (0.60%) KVM
8 7 (0.60%) SRDF
9 5 (0.43%) Virtual Machines
10 4 (0.34%) VMware ESXi
11 3 (0.26%) Virtual Desktop
12 2 (0.17%) LXC
12 2 (0.17%) Oracle RAC
12 2 (0.17%) Virtual Servers
13 1 (0.086%) Platform Symphony
13 1 (0.086%) Veritas Volume Manager
13 1 (0.086%) VirtualBox
13 1 (0.086%) vSphere
Systems Management
1 215 (18.39%) Kubernetes
2 157 (13.43%) Terraform
3 138 (11.80%) Ansible
4 72 (6.16%) Puppet
5 58 (4.96%) Grafana
6 49 (4.19%) Prometheus
7 38 (3.25%) Opscode Chef
8 22 (1.88%) Bosun
9 17 (1.45%) VictorOps
10 15 (1.28%) Kibana
11 14 (1.20%) Rancher
12 13 (1.11%) Packer
13 11 (0.94%) Docker Swarm
14 9 (0.77%) Istio
14 9 (0.77%) ITRS Geneos
15 7 (0.60%) Hadoop YARN
15 7 (0.60%) HP Quality Center
15 7 (0.60%) logstash
15 7 (0.60%) Oozie
16 6 (0.51%) Nagios
Vendors
1 141 (12.06%) Oracle
2 128 (10.95%) Microsoft
3 67 (5.73%) Google
4 26 (2.22%) VMware
5 22 (1.88%) Salesforce.com
5 22 (1.88%) Splunk
6 20 (1.71%) IBM
7 17 (1.45%) Red Hat
8 14 (1.20%) Databricks
9 13 (1.11%) SAP
10 12 (1.03%) Cloudera
10 12 (1.03%) ION Trading
11 10 (0.86%) Atlassian
12 9 (0.77%) Cisco
12 9 (0.77%) SaltStack
12 9 (0.77%) Telerik
13 8 (0.68%) Apple
13 8 (0.68%) EMC
13 8 (0.68%) ESRI
14 7 (0.60%) Perforce