Period
to 3 December 2020

The following table provides summary statistics for contract job vacancies 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 3 December 2020 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
6 months to
3 Dec 2020
Same period 2019 Same period 2018
Rank 408 635 682
Rank change year-on-year +227 +47 +11
Contract jobs citing Slack 167 167 202
As % of all contract jobs advertised in the UK 0.44% 0.20% 0.20%
As % of the Cloud Services category 1.36% 0.69% 0.81%
Number of daily rates quoted 114 114 142
Median daily rate £475 £525 £500
Median daily rate % change year-on-year -9.52% +5.00% -4.76%
10th Percentile £325 £375 £363
90th Percentile £588 £721 £600
UK excluding London median daily rate £475 £525 £500
% change year-on-year -9.52% +5.00% -4.76%
Number of hourly rates quoted 7 1 0
Median hourly rate £35.00 £35.00 -
UK excluding London median hourly rate £35.00 £35.00 -

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 with a requirement for cloud computing skills.

All Cloud Skills
UK
Contract vacancies with a requirement for cloud computing skills 12,250 24,225 25,017
As % of all contract IT jobs advertised in the UK 32.41% 29.65% 24.25%
Number of daily rates quoted 7,882 16,435 17,375
Median daily rate £490 £495 £480
Median daily rate % change year-on-year -1.10% +3.22% +3.23%
10th Percentile £300 £280 £304
90th Percentile £663 £660 £650
UK excluding London median daily rate £450 £450 £450
Number of hourly rates quoted 287 424 335
Median hourly rate £31.00 £21.00 £17.50
Median hourly rate % change year-on-year +47.62% +20.00% -12.50%
10th Percentile £14.00 £14.00 £11.25
90th Percentile £60.00 £78.75 £63.43
Median hourly rate £22.82 £20.00 £17.50
% change year-on-year +14.10% +14.29% -4.38%

Slack
Job Vacancy Trend

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

Job vacancy trend for Slack in the UK

Slack
Contractor Daily Rate Trend

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

Daily rate trend for Slack in the UK

Slack
Daily Rate Histogram

Daily rate distribution for jobs citing Slack over the 6 months to 3 December 2020.

Daily rate histogram for Slack in the UK

Slack
Contractor Hourly Rate Trend

3-month moving average hourly rates quoted in jobs citing Slack.

Hourly rate trend for Slack in the UK

Slack
Hourly Rate Histogram

Hourly rate distribution of jobs citing Slack over the 6 months to 3 December 2020.

Hourly rate histogram for Slack in the UK

Slack
Top 13 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Slack within the UK over the 6 months to 3 December 2020. 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
England +249 146 £450 -14.29% 24
UK excluding London +242 107 £475 -9.52% 12
North of England +152 93 £475 -9.52% 5
Yorkshire +97 84 £500 -9.09% 3
London +143 45 £400 -28.25% 13
Work from Home -128 40 £450 -14.29% 4
North West +73 7 £395 -7.06% 1
Wales +37 7 £375 +11.11%
South West +94 3 £525 - 1
Scotland +38 2 £513 -2.38% 1
North East - 2 £475 - 1
South East +143 1 £525 +0.96% 2
East of England +74 1 - -

For the 6 months to 3 December 2020, 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 with a requirement for Slack.

1 143 (85.63%) Agile Software Development
2 136 (81.44%) JIRA
3 135 (80.84%) Scrum
4 125 (74.85%) Confluence
5 116 (69.46%) Kanban
6 113 (67.66%) GitHub
7 108 (64.67%) Jenkins
7 108 (64.67%) Git (software)
8 105 (62.87%) Java
9 103 (61.68%) Test Automation
10 87 (52.10%) Maven
10 87 (52.10%) Sonatype Nexus
11 86 (51.50%) Node.js
12 81 (48.50%) Spring Boot
13 72 (43.11%) Splunk
14 71 (42.51%) AppDynamics
14 71 (42.51%) React
15 68 (40.72%) AWS
16 67 (40.12%) REST
17 66 (39.52%) Java 8
18 64 (38.32%) Spring
19 62 (37.13%) JSON
19 62 (37.13%) Mobile App
20 53 (31.74%) DevOps
20 53 (31.74%) JUnit
21 51 (30.54%) Finance
22 49 (29.34%) User Experience
23 47 (28.14%) Pair Programming
23 47 (28.14%) Android
24 46 (27.54%) Android Studio

Slack
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
1 125 (74.85%) Confluence
2 40 (23.95%) Cloud Foundry
2 40 (23.95%) Mule
3 4 (2.40%) SharePoint
4 2 (1.20%) WordPress
5 1 (0.60%) Alfresco
5 1 (0.60%) Documentum
5 1 (0.60%) Elasticsearch
5 1 (0.60%) FileNet
5 1 (0.60%) MS Exchange
5 1 (0.60%) Skype for Business
Applications
1 2 (1.20%) Figma
1 2 (1.20%) Microsoft Office
1 2 (1.20%) Spreadsheet
2 1 (0.60%) LibreOffice
2 1 (0.60%) Microsoft Excel
2 1 (0.60%) Microsoft Project
Business Applications
1 2 (1.20%) Shopify
1 2 (1.20%) Workfront
2 1 (0.60%) Exstream
Cloud Services
1 113 (67.66%) GitHub
2 68 (40.72%) AWS
3 29 (17.37%) PaaS
4 25 (14.97%) IaaS
5 19 (11.38%) Azure
5 19 (11.38%) GCP
6 14 (8.38%) npm
7 12 (7.19%) Trello
8 8 (4.79%) Office 365
9 5 (2.99%) Serverless
10 3 (1.80%) Power Platform
11 2 (1.20%) Amazon CloudWatch
11 2 (1.20%) Amazon ECS
11 2 (1.20%) Amazon EKS
11 2 (1.20%) AWS Lambda
11 2 (1.20%) BrowserStack
11 2 (1.20%) G Suite
11 2 (1.20%) Google Docs
11 2 (1.20%) OneDrive
11 2 (1.20%) OpenShift
Communications & Networking
1 23 (13.77%) SSL
2 19 (11.38%) TCP/IP
3 18 (10.78%) DNS
3 18 (10.78%) Firewall
3 18 (10.78%) Reverse Proxy
4 4 (2.40%) Internet
5 3 (1.80%) WebEx
6 2 (1.20%) Skype
Database & Business Intelligence
1 10 (5.99%) MongoDB
1 10 (5.99%) MySQL
2 6 (3.59%) Amazon DynamoDB
2 6 (3.59%) Hadoop
2 6 (3.59%) PostgreSQL
2 6 (3.59%) SQL Server
3 5 (2.99%) Cosmos DB
3 5 (2.99%) NoSQL
4 4 (2.40%) Amazon Aurora
5 3 (1.80%) Power BI
6 1 (0.60%) Amazon RDS
6 1 (0.60%) GIS
6 1 (0.60%) MariaDB
6 1 (0.60%) Tableau
Development Applications
1 136 (81.44%) JIRA
2 108 (64.67%) Git (software)
2 108 (64.67%) Jenkins
3 87 (52.10%) Maven
3 87 (52.10%) Sonatype Nexus
4 53 (31.74%) JUnit
5 46 (27.54%) Android Studio
6 45 (26.95%) Mockito
7 42 (25.15%) Xcode
8 41 (24.55%) CocoaPods
9 28 (16.77%) Selenium
10 27 (16.17%) IntelliJ
11 14 (8.38%) Cucumber
12 11 (6.59%) JMeter
13 10 (5.99%) NUnit
13 10 (5.99%) Postman
13 10 (5.99%) SpecFlow
13 10 (5.99%) TestNG
14 9 (5.39%) Team Foundation Server
15 7 (4.19%) NeoLoad
General
1 51 (30.54%) Finance
2 31 (18.56%) Banking
3 15 (8.98%) Public Sector
4 5 (2.99%) Retail Banking
5 2 (1.20%) Law
5 2 (1.20%) Marketing
6 1 (0.60%) Investment Banking
6 1 (0.60%) Publishing
Job Titles
1 42 (25.15%) Developer
2 15 (8.98%) Full Stack Developer
2 15 (8.98%) iOS Developer
3 11 (6.59%) Test Engineer
4 10 (5.99%) Delivery Manager
4 10 (5.99%) Project Manager
5 8 (4.79%) Tester
6 7 (4.19%) DevOps Engineer
6 7 (4.19%) Software Engineer
7 6 (3.59%) Automation Tester
7 6 (3.59%) Development Engineer
7 6 (3.59%) Software Development Engineer
7 6 (3.59%) Software Test Engineer
7 6 (3.59%) Test Development Engineer
8 5 (2.99%) Digital Delivery Manager
8 5 (2.99%) Programme Manager
8 5 (2.99%) Scrum Master
8 5 (2.99%) Technical Leader
9 4 (2.40%) Analyst
9 4 (2.40%) Consultant
Libraries, Frameworks & Software Standards
1 86 (51.50%) Node.js
2 81 (48.50%) Spring Boot
3 71 (42.51%) React
4 67 (40.12%) REST
5 64 (38.32%) Spring
6 62 (37.13%) JSON
7 45 (26.95%) WireMock
8 15 (8.98%) Redux
9 14 (8.38%) AngularJS
9 14 (8.38%) Enzyme
9 14 (8.38%) Jest
9 14 (8.38%) RESTful
10 13 (7.78%) Express
11 7 (4.19%) Web Services
12 5 (2.99%) CSS
12 5 (2.99%) HTML
12 5 (2.99%) SOAP
12 5 (2.99%) Velocity
13 4 (2.40%) React Native
13 4 (2.40%) XML
Miscellaneous
1 62 (37.13%) Mobile App
2 49 (29.34%) User Experience
3 8 (4.79%) W3C
4 5 (2.99%) Virtual Team
5 3 (1.80%) Mobile Banking
5 3 (1.80%) Self-Motivation
5 3 (1.80%) Wiki
6 2 (1.20%) Analytical Skills
6 2 (1.20%) Data Structures
6 2 (1.20%) Greenfield Project
6 2 (1.20%) NHS
6 2 (1.20%) Public Cloud
7 1 (0.60%) Algorithms
7 1 (0.60%) Cloud Native
7 1 (0.60%) Online Banking
7 1 (0.60%) PKI
7 1 (0.60%) SWIFT
7 1 (0.60%) Video Conferencing
Operating Systems
1 47 (28.14%) Android
2 43 (25.75%) Apple iOS
3 5 (2.99%) Linux
4 2 (1.20%) Mac OS
4 2 (1.20%) Windows
5 1 (0.60%) Amazon Linux
5 1 (0.60%) CentOS
5 1 (0.60%) Red Hat Enterprise Linux
5 1 (0.60%) Unix
5 1 (0.60%) Windows Server
Processes & Methodologies
1 143 (85.63%) Agile Software Development
2 135 (80.84%) Scrum
3 116 (69.46%) Kanban
4 103 (61.68%) Test Automation
5 53 (31.74%) DevOps
6 47 (28.14%) Pair Programming
7 45 (26.95%) Android Development
7 45 (26.95%) Lean UX
8 42 (25.15%) iOS Development
9 35 (20.96%) Scaled Agile Framework
10 29 (17.37%) Continuous Integration
11 28 (16.77%) BDD
11 28 (16.77%) Data Engineering
12 27 (16.17%) TDD
13 24 (14.37%) Continuous Delivery
14 23 (13.77%) Continuous Improvement
14 23 (13.77%) Performance Testing
15 22 (13.17%) Unit Testing
16 19 (11.38%) Change Management
17 17 (10.18%) Software Engineering
Programming Languages
1 105 (62.87%) Java
2 66 (39.52%) Java 8
3 46 (27.54%) Kotlin
4 43 (25.75%) Python
5 42 (25.15%) Apple Swift
6 34 (20.36%) JavaScript
7 14 (8.38%) ES6
8 13 (7.78%) SQL
9 12 (7.19%) C#
10 2 (1.20%) PHP
10 2 (1.20%) Ruby
11 1 (0.60%) C++
11 1 (0.60%) Go
11 1 (0.60%) Groovy
11 1 (0.60%) Julia
11 1 (0.60%) R
11 1 (0.60%) Rust
11 1 (0.60%) Scala
Qualifications
1 16 (9.58%) Security Cleared
2 12 (7.19%) SC Cleared
3 2 (1.20%) Degree
3 2 (1.20%) ISTQB
3 2 (1.20%) ISTQB Foundation Certification
4 1 (0.60%) ISTQB Advanced Certification
Quality Assurance & Compliance
1 19 (11.38%) QA
2 2 (1.20%) WCAG
System Software
1 45 (26.95%) Docker
2 2 (1.20%) Active Directory
3 1 (0.60%) NFS
Systems Management
1 37 (22.16%) Kubernetes
2 5 (2.99%) Ansible
2 5 (2.99%) Grafana
3 4 (2.40%) Kibana
3 4 (2.40%) Terraform
4 2 (1.20%) Nessus
4 2 (1.20%) Packer
4 2 (1.20%) Prometheus
4 2 (1.20%) Puppet
5 1 (0.60%) Cisco CUCM
5 1 (0.60%) Docker Swarm
5 1 (0.60%) HP ALM
5 1 (0.60%) Jamf Pro
5 1 (0.60%) Microsoft Intune
5 1 (0.60%) Opscode Chef
5 1 (0.60%) SCCM
Vendors
1 72 (43.11%) Splunk
2 71 (42.51%) AppDynamics
3 23 (13.77%) F5
4 14 (8.38%) Blue Coat
5 9 (5.39%) Microsoft
6 5 (2.99%) Google
7 4 (2.40%) New Relic
8 3 (1.80%) Oracle
9 2 (1.20%) Adobe
9 2 (1.20%) Atlassian
9 2 (1.20%) Cadence
9 2 (1.20%) Spotify
9 2 (1.20%) WooCommerce
10 1 (0.60%) Cisco
10 1 (0.60%) IBM
10 1 (0.60%) Okta
10 1 (0.60%) OpenText
10 1 (0.60%) PagerDuty
10 1 (0.60%) Planview
10 1 (0.60%) RedGate