Period
to 28 September 2021

The following table provides summary statistics for contract job vacancies advertised in England with a requirement for Slack skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Slack over the 6 months to 28 September 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.

Slack
UK > England
6 months to
28 Sep 2021
Same period 2020 Same period 2019
Rank 619 398 627
Rank change year-on-year -221 +229 +71
Contract jobs citing Slack 116 81 186
As % of all contract jobs advertised in England 0.18% 0.32% 0.23%
As % of the Cloud Services category 0.50% 0.99% 0.79%
Number of daily rates quoted 66 51 128
10th Percentile £356 £368 £380
25th Percentile £400 £440 £463
Median daily rate (50th Percentile) £525 £475 £525
Median % change year-on-year +10.53% -9.52% +5.00%
75th Percentile £600 £531 £589
90th Percentile £638 £588 £700
UK median daily rate £550 £475 £525
% change year-on-year +15.79% -9.52% +5.00%
Number of hourly rates quoted 1 0 3
10th Percentile " " £20.05
25th Percentile £17.75 " £21.25
Median hourly rate £18.50 - £24.50
75th Percentile £19.25 " £25.75
90th Percentile " " "
UK median hourly rate £21.86 £22.18 £24.50
% change year-on-year -1.44% -9.47% -

Slack is in the Cloud Services category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in England with a requirement for cloud computing skills.

All Cloud Skills
England
Contract vacancies with a requirement for cloud computing skills 23,071 8,203 23,463
As % of all contract IT jobs advertised in England 35.54% 32.06% 29.49%
Number of daily rates quoted 16,710 5,859 16,388
10th Percentile £325 £313 £300
25th Percentile £425 £406 £400
Median daily rate (50th Percentile) £525 £500 £500
Median % change year-on-year +5.00% - +5.26%
75th Percentile £625 £600 £588
90th Percentile £700 £688 £663
UK median daily rate £525 £500 £500
% change year-on-year +5.00% - +5.26%
Number of hourly rates quoted 390 105 329
10th Percentile £12.25 £14.00 £13.00
25th Percentile £14.25 £16.75 £15.50
Median hourly rate £20.70 £21.50 £21.00
Median % change year-on-year -3.72% +2.38% +20.00%
75th Percentile £46.50 £40.75 £41.75
90th Percentile £65.50 £55.00 £69.00
UK median hourly rate £21.09 £20.92 £20.50
% change year-on-year +0.82% +2.04% +17.14%

Slack
Job Vacancy Trend in England

Job postings citing Slack as a proportion of all IT jobs advertised in England.

Job vacancy trend for Slack in England

Slack
Contractor Daily Rate Trend in England

3-month moving average daily rate quoted in jobs citing Slack in England.

Daily rate trend for Slack in England

Slack
Daily Rate Histogram in England

Daily rate distribution for jobs citing Slack in England over the 6 months to 28 September 2021.

Daily rate histogram for Slack in England

Slack
Contract Job Locations in England

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Slack within the England region over the 6 months to 28 September 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
London -158 74 £550 +17.02% 23
North of England -115 22 £525 +5.00% 4
Yorkshire -77 14 £478 -4.50% 2
South East -76 8 £263 -50.00% 6
North West -48 5 £550 +39.24% 2
North East -13 3 £525 -8.70%
South West - 3 £425 - 1
East of England - 1 £500 - 2
East Midlands - 1 - - 2
Midlands - 1 - - 2
Slack
UK

For the 6 months to 28 September 2021, IT contractor jobs citing Slack 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 England region with a requirement for Slack.

1 89 (76.72%) JIRA
2 59 (50.86%) Java
3 55 (47.41%) Confluence
4 54 (46.55%) GitHub
5 47 (40.52%) DevOps
6 45 (38.79%) Agile Software Development
7 41 (35.34%) Git (software)
8 37 (31.90%) Python
8 37 (31.90%) Jenkins
9 36 (31.03%) AWS
10 32 (27.59%) Scrum
10 32 (27.59%) Continuous Integration
11 27 (23.28%) Maven
12 26 (22.41%) Test Automation
13 23 (19.83%) Grafana
14 22 (18.97%) REST
14 22 (18.97%) Spring
15 21 (18.10%) Continuous Delivery
16 20 (17.24%) Splunk
16 20 (17.24%) Kafka
16 20 (17.24%) JSON
17 19 (16.38%) Kanban
17 19 (16.38%) Amazon S3
17 19 (16.38%) Finance
17 19 (16.38%) Capacity Management
17 19 (16.38%) Bosun
17 19 (16.38%) Apache Airflow
17 19 (16.38%) Runbook
17 19 (16.38%) VictorOps
17 19 (16.38%) Social Skills

Slack
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 55 (47.41%) Confluence
2 19 (16.38%) Apache Airflow
3 16 (13.79%) SharePoint
4 8 (6.90%) SharePoint 2010
5 3 (2.59%) Drupal
5 3 (2.59%) Elasticsearch
5 3 (2.59%) Jetty
5 3 (2.59%) nginx
6 2 (1.72%) CMS
7 1 (0.86%) Apache
7 1 (0.86%) Cloud Foundry
7 1 (0.86%) EPiServer
7 1 (0.86%) Mule
7 1 (0.86%) Oracle SOA Suite
7 1 (0.86%) WordPress
Applications
1 8 (6.90%) InfoPath
2 3 (2.59%) Microsoft Office
3 2 (1.72%) Figma
3 2 (1.72%) Zeplin
4 1 (0.86%) Microsoft Excel
4 1 (0.86%) Spreadsheet
Business Applications
1 1 (0.86%) Salesforce.com CRM
Cloud Services
1 54 (46.55%) GitHub
2 36 (31.03%) AWS
3 19 (16.38%) Amazon S3
4 16 (13.79%) Microsoft 365
5 15 (12.93%) Azure
6 8 (6.90%) Power Platform
6 8 (6.90%) Workato
7 7 (6.03%) GCP
7 7 (6.03%) SaaS
8 6 (5.17%) IaaS
9 5 (4.31%) Trello
10 4 (3.45%) Google Workspace
10 4 (3.45%) Miro
10 4 (3.45%) PaaS
11 3 (2.59%) AWS CloudFormation
11 3 (2.59%) Google Docs
12 2 (1.72%) Amazon EKS
12 2 (1.72%) Azure Event Grid
12 2 (1.72%) npm
12 2 (1.72%) Serverless
Communications & Networking
1 4 (3.45%) DNS
1 4 (3.45%) Firewall
2 3 (2.59%) HTTP
2 3 (2.59%) Intranet
2 3 (2.59%) WebEx
3 2 (1.72%) DHCP
3 2 (1.72%) VPN
4 1 (0.86%) HTTPS
4 1 (0.86%) LAN
4 1 (0.86%) SAN
4 1 (0.86%) SSH
4 1 (0.86%) TCP/IP
4 1 (0.86%) VLAN
4 1 (0.86%) WAN
4 1 (0.86%) Wireshark
Database & Business Intelligence
1 10 (8.62%) Tableau
2 9 (7.76%) MongoDB
2 9 (7.76%) NoSQL
3 8 (6.90%) Metadata
3 8 (6.90%) PostgreSQL
3 8 (6.90%) Power BI
4 4 (3.45%) MySQL
4 4 (3.45%) SQL Server
5 3 (2.59%) Amazon Aurora
6 2 (1.72%) DB2
6 2 (1.72%) Redis
7 1 (0.86%) Big Data
7 1 (0.86%) Data Mining
7 1 (0.86%) Data Warehouse
7 1 (0.86%) MarkLogic
7 1 (0.86%) MS Access
7 1 (0.86%) PowerPivot
7 1 (0.86%) Relational Database
7 1 (0.86%) SQL Server 2016
Development Applications
1 89 (76.72%) JIRA
2 41 (35.34%) Git (software)
3 37 (31.90%) Jenkins
4 27 (23.28%) Maven
5 18 (15.52%) Sonatype Nexus
6 11 (9.48%) Android Studio
6 11 (9.48%) Postman
7 9 (7.76%) Bitbucket
7 9 (7.76%) JUnit
8 8 (6.90%) Cucumber
8 8 (6.90%) Selenium
9 5 (4.31%) GitLab
9 5 (4.31%) NUnit
9 5 (4.31%) SoapUI
9 5 (4.31%) TestNG
9 5 (4.31%) Zephyr
10 4 (3.45%) Mockito
10 4 (3.45%) SonarQube
10 4 (3.45%) Team Foundation Server
10 4 (3.45%) Visual Studio
General
1 19 (16.38%) Finance
1 19 (16.38%) Social Skills
2 11 (9.48%) Marketing
3 8 (6.90%) Public Sector
4 7 (6.03%) Banking
5 3 (2.59%) Analytical Skills
5 3 (2.59%) Presentation Skills
6 2 (1.72%) Legal
6 2 (1.72%) Manufacturing
6 2 (1.72%) Organisational Skills
7 1 (0.86%) Electronics
7 1 (0.86%) Games
7 1 (0.86%) German Language
7 1 (0.86%) Influencing Skills
7 1 (0.86%) Local Government
7 1 (0.86%) Private Banking
7 1 (0.86%) Publishing
7 1 (0.86%) Retail
7 1 (0.86%) Retail Banking
7 1 (0.86%) Telecoms
Job Titles
1 34 (29.31%) Developer
2 17 (14.66%) DevOps Engineer
3 16 (13.79%) Software Engineer
4 11 (9.48%) Android Developer
5 9 (7.76%) Java Engineer
6 8 (6.90%) Data Engineer
6 8 (6.90%) Java Software Engineer
6 8 (6.90%) Senior Data Engineer
6 8 (6.90%) Senior Systems Engineer
6 8 (6.90%) SharePoint Developer
6 8 (6.90%) Systems Engineer
7 7 (6.03%) Senior DevOps
7 7 (6.03%) Senior DevOps Engineer
8 6 (5.17%) Analyst
8 6 (5.17%) Java Developer
8 6 (5.17%) Senior Software Engineer
9 5 (4.31%) Operations Engineer
9 5 (4.31%) Senior Java Engineer
9 5 (4.31%) Senior Java Software Engineer
9 5 (4.31%) Tester
Libraries, Frameworks & Software Standards
1 22 (18.97%) REST
1 22 (18.97%) Spring
2 20 (17.24%) JSON
2 20 (17.24%) Kafka
3 18 (15.52%) Node.js
3 18 (15.52%) Spring Boot
4 14 (12.07%) React
5 13 (11.21%) CSS
5 13 (11.21%) HTML
6 8 (6.90%) AngularJS
6 8 (6.90%) RESTful
7 6 (5.17%) SOAP
8 5 (4.31%) Web Services
8 5 (4.31%) WireMock
9 4 (3.45%) Dropwizard
10 3 (2.59%) .NET
10 3 (2.59%) Elastic Stack
10 3 (2.59%) HTML5
11 2 (1.72%) Middleware
11 2 (1.72%) Oracle Fusion
Miscellaneous
1 13 (11.21%) User Experience
2 12 (10.34%) Mobile App
3 3 (2.59%) Clustering
3 3 (2.59%) Legacy Systems
3 3 (2.59%) Public Cloud
4 2 (1.72%) Management Information System
4 2 (1.72%) Self-Motivation
4 2 (1.72%) Virtual Team
4 2 (1.72%) W3C
5 1 (0.86%) Animation
5 1 (0.86%) Blog
5 1 (0.86%) CMDB
5 1 (0.86%) Hedge funds
5 1 (0.86%) Hybrid Cloud
5 1 (0.86%) Legacy Applications
5 1 (0.86%) NHS
5 1 (0.86%) Social Media
Operating Systems
1 16 (13.79%) Linux
2 12 (10.34%) Android
3 9 (7.76%) Red Hat Enterprise Linux
4 6 (5.17%) Windows
5 3 (2.59%) Mac OS
5 3 (2.59%) Ubuntu
6 2 (1.72%) Apple iOS
6 2 (1.72%) Windows 10
6 2 (1.72%) Windows Server
6 2 (1.72%) Windows Server 2016
6 2 (1.72%) Windows Server 2019
7 1 (0.86%) Amazon Linux
7 1 (0.86%) CentOS
7 1 (0.86%) Mac OS X
Processes & Methodologies
1 47 (40.52%) DevOps
2 45 (38.79%) Agile Software Development
3 32 (27.59%) Continuous Integration
3 32 (27.59%) Scrum
4 26 (22.41%) Test Automation
5 21 (18.10%) Continuous Delivery
6 19 (16.38%) Capacity Management
6 19 (16.38%) Kanban
6 19 (16.38%) Runbook
7 17 (14.66%) Microservices
8 16 (13.79%) Mentoring
9 13 (11.21%) Software Engineering
10 11 (9.48%) Android Development
10 11 (9.48%) Lean UX
11 10 (8.62%) Workflow
12 9 (7.76%) BDD
12 9 (7.76%) Business Intelligence
12 9 (7.76%) Coaching
12 9 (7.76%) Investment Management
13 8 (6.90%) Metadata Management
Programming Languages
1 59 (50.86%) Java
2 37 (31.90%) Python
3 18 (15.52%) JavaScript
4 14 (12.07%) C#
5 12 (10.34%) Java 8
6 11 (9.48%) Kotlin
7 10 (8.62%) PowerShell
8 9 (7.76%) SQL
9 8 (6.90%) Bash Shell
10 3 (2.59%) Perl
10 3 (2.59%) PHP
11 1 (0.86%) Ada
11 1 (0.86%) Apple Swift
11 1 (0.86%) C++
11 1 (0.86%) Go
11 1 (0.86%) Objective-C
11 1 (0.86%) Ruby
11 1 (0.86%) Shell Script
11 1 (0.86%) TypeScript
Qualifications
1 11 (9.48%) Security Cleared
2 6 (5.17%) Degree
3 5 (4.31%) SC Cleared
4 2 (1.72%) PMI Certification
4 2 (1.72%) PMP
5 1 (0.86%) Computer Science Degree
5 1 (0.86%) CTC Cleared
5 1 (0.86%) ISTQB
5 1 (0.86%) ISTQB Foundation Certification
5 1 (0.86%) Master's Degree
Quality Assurance & Compliance
1 5 (4.31%) QA
2 2 (1.72%) Accessibility
3 1 (0.86%) NIST
3 1 (0.86%) PMO
3 1 (0.86%) WCAG
System Software
1 17 (14.66%) Docker
2 5 (4.31%) Apache ZooKeeper
3 3 (2.59%) Active Directory
4 2 (1.72%) Firmware
4 2 (1.72%) Varnish
5 1 (0.86%) VirtualBox
5 1 (0.86%) VMware Infrastructure
5 1 (0.86%) vSphere
Systems Management
1 23 (19.83%) Grafana
2 19 (16.38%) Bosun
2 19 (16.38%) VictorOps
3 16 (13.79%) Kubernetes
3 16 (13.79%) Terraform
4 13 (11.21%) Ansible
5 8 (6.90%) Rancher
6 4 (3.45%) Prometheus
6 4 (3.45%) Puppet
7 3 (2.59%) Graphite
7 3 (2.59%) Istio
7 3 (2.59%) Kibana
7 3 (2.59%) logstash
8 2 (1.72%) Jamf Pro
8 2 (1.72%) MIIS
9 1 (0.86%) ITRS Geneos
9 1 (0.86%) SCCM
9 1 (0.86%) SCOM
9 1 (0.86%) ZABBIX
Vendors
1 20 (17.24%) Splunk
2 16 (13.79%) Google
3 15 (12.93%) AppDynamics
4 11 (9.48%) Salesforce.com
5 8 (6.90%) Nintex
6 5 (4.31%) Microsoft
6 5 (4.31%) Oracle
7 3 (2.59%) Atlassian
7 3 (2.59%) ServiceNow
8 2 (1.72%) Facebook
8 2 (1.72%) Meraki
8 2 (1.72%) Okta
8 2 (1.72%) Red Hat
8 2 (1.72%) SAP
9 1 (0.86%) Adobe
9 1 (0.86%) Apple
9 1 (0.86%) Cadence
9 1 (0.86%) Cisco
9 1 (0.86%) IBM
9 1 (0.86%) VMware