Period
to 11 May 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 11 May 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
11 May 2021
Same period 2020 Same period 2019
Rank 65 58 46
Rank change year-on-year -7 -12 -9
Contract jobs citing Continuous Integration 860 926 2,134
As % of all contract jobs advertised in London 3.68% 4.36% 5.18%
As % of the Processes & Methodologies category 4.10% 4.94% 5.80%
Number of daily rates quoted 598 694 1,494
10th Percentile £405 £413 £413
25th Percentile £475 £475 £475
Median daily rate (50th Percentile) £550 £550 £550
75th Percentile £638 £638 £620
90th Percentile £725 £705 £688
England median daily rate £525 £525 £520
% change year-on-year - +0.96% +4.00%
Number of hourly rates quoted 5 9 3
10th Percentile £49.25 £58.35 £10.45
25th Percentile " £61.85 £10.75
Median hourly rate £68.00 £72.50 £11.50
Median % change year-on-year -6.21% +530.43% -64.06%
75th Percentile " £78.75 £40.25
90th Percentile £68.22 " £57.35
England median hourly rate £45.00 £64.35 £50.00
% change year-on-year -30.06% +28.69% -11.11%

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 20,977 18,751 36,818
As % of all contract IT jobs advertised in London 89.66% 88.31% 89.32%
Number of daily rates quoted 15,045 13,486 26,701
10th Percentile £350 £325 £331
25th Percentile £425 £413 £419
Median daily rate (50th Percentile) £525 £523 £520
Median % change year-on-year +0.48% +0.48% +4.00%
75th Percentile £625 £613 £600
90th Percentile £700 £700 £688
England median daily rate £500 £475 £475
% change year-on-year +5.26% - +2.70%
Number of hourly rates quoted 219 250 363
10th Percentile £16.10 £13.73 £12.50
25th Percentile £21.86 £18.31 £16.25
Median hourly rate £32.85 £26.50 £22.50
Median % change year-on-year +23.96% +17.78% -0.99%
75th Percentile £51.91 £47.47 £39.00
90th Percentile £66.50 £63.00 £51.39
England median hourly rate £25.00 £21.50 £22.65
% change year-on-year +16.28% -5.08% +7.31%

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 11 May 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 11 May 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 11 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
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Central London +9 150 £613 +11.36% 95
West London +34 46 £550 +2.33% 35
East London -1 13 £495 +1.54% 15
South London +6 12 £413 -17.50% 1
Continuous Integration
England

For the 6 months to 11 May 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.

1 546 (63.49%) Agile Software Development
2 373 (43.37%) Java
3 340 (39.53%) DevOps
4 339 (39.42%) TDD
5 293 (34.07%) Jenkins
6 253 (29.42%) Microservices
7 248 (28.84%) JavaScript
8 224 (26.05%) Azure
9 219 (25.47%) Scrum
10 213 (24.77%) Test Automation
11 210 (24.42%) Python
12 206 (23.95%) SQL
13 200 (23.26%) Git (software)
14 193 (22.44%) Finance
15 191 (22.21%) Docker
16 190 (22.09%) AWS
17 183 (21.28%) Social Skills
18 170 (19.77%) Spring
18 170 (19.77%) Software Engineering
19 156 (18.14%) Kubernetes
19 156 (18.14%) Continuous Delivery
20 155 (18.02%) AngularJS
21 152 (17.67%) .NET
21 152 (17.67%) C#
22 149 (17.33%) RESTful
22 149 (17.33%) React
23 144 (16.74%) REST
24 135 (15.70%) HTML
25 133 (15.47%) Linux
25 133 (15.47%) BDD

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 59 (6.86%) Confluence
2 40 (4.65%) SharePoint
3 35 (4.07%) Apache
4 32 (3.72%) Tomcat
5 30 (3.49%) WebSphere
6 19 (2.21%) CMS
6 19 (2.21%) Red Hat Fuse
7 18 (2.09%) JBoss
7 18 (2.09%) Oracle SOA Suite
8 16 (1.86%) Apache Spark
8 16 (1.86%) Jetty
9 15 (1.74%) Oracle Coherence
10 14 (1.63%) Elasticsearch
11 13 (1.51%) nginx
12 10 (1.16%) IIS
13 9 (1.05%) Camunda
13 9 (1.05%) WebSphere Application Server
14 8 (0.93%) Cloud Foundry
15 7 (0.81%) Headless CMS
16 6 (0.70%) Mongrel
Applications
1 7 (0.81%) Microsoft Excel
1 7 (0.81%) Photoshop
2 1 (0.12%) Figma
2 1 (0.12%) Microsoft Office
2 1 (0.12%) Microsoft PowerPoint
2 1 (0.12%) Sketch
2 1 (0.12%) S-PLUS
2 1 (0.12%) Zeplin
Business Applications
1 3 (0.35%) Dynamics CRM
1 3 (0.35%) Magento
1 3 (0.35%) Shopify
2 2 (0.23%) Summit
3 1 (0.12%) Maximo
3 1 (0.12%) Oracle BPM
3 1 (0.12%) Tesseract
Cloud Services
1 224 (26.05%) Azure
2 190 (22.09%) AWS
3 74 (8.60%) GCP
4 70 (8.14%) GitHub
5 56 (6.51%) PaaS
6 53 (6.16%) Serverless
7 47 (5.47%) Power Platform
8 38 (4.42%) SaaS
9 36 (4.19%) Azure Active Directory
10 32 (3.72%) AWS CloudFormation
11 30 (3.49%) IaaS
12 27 (3.14%) AWS Lambda
13 23 (2.67%) Azure Service Bus
14 21 (2.44%) Amazon ECS
15 18 (2.09%) OpenShift
16 17 (1.98%) Amazon S3
17 14 (1.63%) Azure Key Vault
18 12 (1.40%) Amazon Kinesis
18 12 (1.40%) npm
19 11 (1.28%) Amazon EC2
Communications & Networking
1 17 (1.98%) HTTP
2 11 (1.28%) Multicast
3 10 (1.16%) DNS
3 10 (1.16%) Firewall
3 10 (1.16%) SSL
3 10 (1.16%) TCP/IP
4 8 (0.93%) DECT
4 8 (0.93%) IPv4
4 8 (0.93%) Wi-Fi
5 7 (0.81%) FTP
6 6 (0.70%) Broadband
6 6 (0.70%) DHCP
6 6 (0.70%) IPsec
6 6 (0.70%) IPv6
6 6 (0.70%) Network Security
6 6 (0.70%) PPP
6 6 (0.70%) UPnP
7 5 (0.58%) iSCSI
7 5 (0.58%) NAS
7 5 (0.58%) SAN
Database & Business Intelligence
1 89 (10.35%) SQL Server
2 66 (7.67%) Relational Database
3 61 (7.09%) NoSQL
4 46 (5.35%) PostgreSQL
5 45 (5.23%) MongoDB
6 38 (4.42%) Power BI
7 27 (3.14%) Big Data
7 27 (3.14%) Redis
8 26 (3.02%) Azure SQL Database
9 21 (2.44%) BigQuery
10 18 (2.09%) Hadoop
11 16 (1.86%) Apache Cassandra
12 15 (1.74%) Oracle Database
13 14 (1.63%) MySQL
13 14 (1.63%) RDBMS
14 13 (1.51%) SQLite
15 12 (1.40%) Data Lake
16 10 (1.16%) SQL Server Integration Services
17 8 (0.93%) Apache Hive
17 8 (0.93%) NonStop SQL
Development Applications
1 293 (34.07%) Jenkins
2 200 (23.26%) Git (software)
3 117 (13.60%) JIRA
4 91 (10.58%) Maven
5 59 (6.86%) TeamCity
6 57 (6.63%) GitLab
7 50 (5.81%) JUnit
8 48 (5.58%) Selenium
9 44 (5.12%) Cucumber
9 44 (5.12%) Octopus Deploy
10 37 (4.30%) Gradle
11 34 (3.95%) Visual Studio
12 32 (3.72%) Mockito
13 25 (2.91%) Gatling
14 24 (2.79%) Bitbucket
15 21 (2.44%) Cypress.io
16 20 (2.33%) SonarQube
17 19 (2.21%) Jasmine
18 18 (2.09%) Ant
18 18 (2.09%) Team Foundation Server
General
1 193 (22.44%) Finance
2 183 (21.28%) Social Skills
3 126 (14.65%) Banking
4 46 (5.35%) Analytical Skills
4 46 (5.35%) Investment Banking
5 45 (5.23%) Front Office
6 41 (4.77%) Public Sector
7 28 (3.26%) Retail
8 21 (2.44%) Games
9 18 (2.09%) Marketing
10 14 (1.63%) Telecoms
11 10 (1.16%) Organisational Skills
12 9 (1.05%) Back Office
12 9 (1.05%) Manufacturing
12 9 (1.05%) Presentation Skills
13 7 (0.81%) Billing
14 6 (0.70%) Advertising
14 6 (0.70%) Electronics
15 5 (0.58%) Influencing Skills
15 5 (0.58%) Retail Banking
Job Titles
1 461 (53.60%) Developer
2 125 (14.53%) Java Developer
3 84 (9.77%) Senior Developer
4 80 (9.30%) DevOps Engineer
5 72 (8.37%) Architect
6 51 (5.93%) Full Stack Developer
7 41 (4.77%) JavaScript Developer
8 39 (4.53%) C# Developer
9 38 (4.42%) .NET Developer
10 36 (4.19%) Senior Java Developer
11 35 (4.07%) AWS Developer
11 35 (4.07%) React Developer
12 32 (3.72%) Java Engineer
13 31 (3.60%) Front End Developer (Client-Side Developer)
14 30 (3.49%) Python Developer
15 29 (3.37%) Azure Engineer
15 29 (3.37%) Technical Leader
16 25 (2.91%) AWS Engineer
16 25 (2.91%) Cloud Engineer
17 24 (2.79%) Data Engineer
Libraries, Frameworks & Software Standards
1 170 (19.77%) Spring
2 155 (18.02%) AngularJS
3 152 (17.67%) .NET
4 149 (17.33%) React
4 149 (17.33%) RESTful
5 144 (16.74%) REST
6 135 (15.70%) HTML
7 98 (11.40%) Web Services
8 96 (11.16%) CSS
9 91 (10.58%) Node.js
9 91 (10.58%) Spring Boot
10 79 (9.19%) HTML5
11 63 (7.33%) JSON
12 56 (6.51%) Kafka
13 55 (6.40%) Hibernate
14 53 (6.16%) Redux
15 45 (5.23%) XML
16 43 (5.00%) JMS
16 43 (5.00%) jQuery
17 37 (4.30%) .NET Core
Miscellaneous
1 50 (5.81%) Greenfield Project
2 44 (5.12%) Enterprise Software
3 35 (4.07%) Mobile App
4 33 (3.84%) Clustering
4 33 (3.84%) User Experience
5 25 (2.91%) Self-Motivation
6 23 (2.67%) Cloud Native
7 22 (2.56%) Data Structures
7 22 (2.56%) Foreign Exchange (FX)
8 20 (2.33%) Algorithms
8 20 (2.33%) Management Information System
9 17 (1.98%) N-Tier
10 16 (1.86%) Derivative
10 16 (1.86%) Public Cloud
11 15 (1.74%) Fixed Income
12 12 (1.40%) iPhone
12 12 (1.40%) Virtual Team
13 11 (1.28%) Animation
13 11 (1.28%) Equities
13 11 (1.28%) Interest Rate Derivative
Operating Systems
1 133 (15.47%) Linux
2 53 (6.16%) Android
3 47 (5.47%) Windows
4 42 (4.88%) Apple iOS
5 39 (4.53%) Unix
6 12 (1.40%) CentOS
7 10 (1.16%) OpenWrt
8 9 (1.05%) Ubuntu
8 9 (1.05%) Windows Server
9 8 (0.93%) Solaris
9 8 (0.93%) Windows Server 2016
10 7 (0.81%) Red Hat Enterprise Linux
11 2 (0.23%) Mac OS
12 1 (0.12%) tvOS
12 1 (0.12%) Windows Server 2008
12 1 (0.12%) Windows Server 2012
12 1 (0.12%) Windows Server 2019
Processes & Methodologies
1 546 (63.49%) Agile Software Development
2 340 (39.53%) DevOps
3 339 (39.42%) TDD
4 253 (29.42%) Microservices
5 219 (25.47%) Scrum
6 213 (24.77%) Test Automation
7 170 (19.77%) Software Engineering
8 156 (18.14%) Continuous Delivery
9 133 (15.47%) BDD
10 115 (13.37%) Unit Testing
11 98 (11.40%) Continuous Deployment
12 94 (10.93%) Problem-Solving
13 93 (10.81%) OO
14 89 (10.35%) Open Source
15 85 (9.88%) Continuous Improvement
15 85 (9.88%) Pair Programming
16 84 (9.77%) Mentoring
17 81 (9.42%) High Availability
18 78 (9.07%) Configuration Management
19 72 (8.37%) SDLC
Programming Languages
1 373 (43.37%) Java
2 248 (28.84%) JavaScript
3 210 (24.42%) Python
4 206 (23.95%) SQL
5 152 (17.67%) C#
6 122 (14.19%) TypeScript
7 81 (9.42%) PowerShell
8 67 (7.79%) Java 8
9 58 (6.74%) Scala
10 55 (6.40%) Bash Shell
11 47 (5.47%) Kotlin
12 41 (4.77%) Ruby
13 35 (4.07%) C++
14 32 (3.72%) ES6
15 29 (3.37%) Go
16 28 (3.26%) Shell Script
17 26 (3.02%) C
18 20 (2.33%) PL/SQL
19 17 (1.98%) Apple Swift
20 12 (1.40%) Objective-C
Qualifications
1 90 (10.47%) Security Cleared
2 68 (7.91%) SC Cleared
3 49 (5.70%) Degree
4 18 (2.09%) AWS Certification
4 18 (2.09%) DV Cleared
5 16 (1.86%) Computer Science Degree
6 11 (1.28%) Master's Degree
7 5 (0.58%) Numerate Degree
8 3 (0.35%) BPSS Clearance
9 2 (0.23%) ISEB
9 2 (0.23%) ISTQB
9 2 (0.23%) Postgraduate
9 2 (0.23%) RHCE
9 2 (0.23%) RHCSA
9 2 (0.23%) RHCVA
10 1 (0.12%) CCNA
10 1 (0.12%) CCNP
10 1 (0.12%) Cisco Certification
10 1 (0.12%) Microsoft Certification
10 1 (0.12%) PhD
Quality Assurance & Compliance
1 71 (8.26%) QA
2 8 (0.93%) JTAG
3 5 (0.58%) PCI DSS
4 3 (0.35%) Data Quality
4 3 (0.35%) MiFID
4 3 (0.35%) WCAG
5 2 (0.23%) GDPR
6 1 (0.12%) COBIT
6 1 (0.12%) SLA
System Software
1 191 (22.21%) Docker
2 37 (4.30%) Active Directory
3 20 (2.33%) VMware Infrastructure
4 11 (1.28%) Xen
5 7 (0.81%) HDFS
6 5 (0.58%) Hyper-V
6 5 (0.58%) KVM
6 5 (0.58%) NFS
6 5 (0.58%) SRDF
6 5 (0.58%) Virtual Machines
7 4 (0.47%) Oracle RAC
8 1 (0.12%) OpenAM
8 1 (0.12%) Platform Symphony
8 1 (0.12%) Varnish
8 1 (0.12%) Veritas Cluster Server
8 1 (0.12%) VirtualBox
8 1 (0.12%) VMware ESXi
Systems Management
1 156 (18.14%) Kubernetes
2 100 (11.63%) Terraform
3 86 (10.00%) Ansible
4 49 (5.70%) Puppet
5 26 (3.02%) Opscode Chef
5 26 (3.02%) Prometheus
6 22 (2.56%) Grafana
7 9 (1.05%) HP Quality Center
8 8 (0.93%) ITRS Geneos
9 7 (0.81%) Rancher
9 7 (0.81%) Zipkin
10 6 (0.70%) Docker Swarm
10 6 (0.70%) Kibana
11 5 (0.58%) vRealize
11 5 (0.58%) vRealize Orchestrator
12 4 (0.47%) Hadoop YARN
13 3 (0.35%) Packer
14 2 (0.23%) HAProxy
14 2 (0.23%) Mesos
14 2 (0.23%) Salt
Vendors
1 111 (12.91%) Microsoft
1 111 (12.91%) Oracle
2 49 (5.70%) Google
3 20 (2.33%) VMware
4 17 (1.98%) HP
4 17 (1.98%) Salesforce.com
5 16 (1.86%) Splunk
6 13 (1.51%) Red Hat
7 12 (1.40%) SAP
8 11 (1.28%) Atlassian
9 10 (1.16%) IBM
10 8 (0.93%) Databricks
10 8 (0.93%) Dell
10 8 (0.93%) MuleSoft
10 8 (0.93%) Talend
11 6 (0.70%) Adobe
11 6 (0.70%) Cisco
11 6 (0.70%) DevExpress
11 6 (0.70%) RedGate
12 5 (0.58%) EMC