Period
to 19 September 2018

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 19 September 2018 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
19 Sep 2018
Same period 2017 Same period 2016
Rank 715 763 866
Rank change year-on-year +48 +103 +47
Contract jobs citing Slack 168 115 40
As % of all contract IT jobs advertised in the UK 0.16% 0.12% 0.037%
As % of the Cloud Services category 0.75% 0.78% 0.35%
Number of daily rates quoted 119 97 21
UK median daily rate £500 £535 £425
Median daily rate % change year-on-year -6.54% +25.88% -
10th Percentile £368 £413 £360
90th Percentile £648 £638 £525
UK excluding London median daily rate £500 £535 £425
% change year-on-year -6.54% +25.88% -
Number of hourly rates quoted 1 0 0
UK median hourly rate £95.50 - -
UK excluding London median hourly rate - - -

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 22,310 14,707 11,495
As % of all contract IT jobs advertised in the UK 21.65% 14.89% 10.74%
Number of daily rates quoted 15,309 10,070 7,986
UK median daily rate £475 £463 £450
Median daily rate % change year-on-year +2.70% +2.78% +9.76%
10th Percentile £304 £270 £281
90th Percentile £641 £625 £605
UK excluding London median daily rate £450 £425 £425
% change year-on-year +5.88% - +6.25%
Number of hourly rates quoted 333 219 178
UK median hourly rate £18.00 £20.00 £18.77
Median hourly rate % change year-on-year -10.00% +6.54% -17.48%
10th Percentile £11.25 £11.25 £11.50
90th Percentile £63.79 £63.75 £48.49
UK excluding London median hourly rate £17.50 £18.98 £17.00
% change year-on-year -7.80% +11.65% -26.09%

Slack
Job Vacancy Trend

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

Job vacancy trend for Slack in the UK

Slack
Contractor Daily Rate Trend

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Slack.

Contractor daily rate trend for Slack in the UK

Slack
Contractor Daily Rate Histogram

The daily rate distribution of IT jobs citing Slack over the 6 months to 19 September 2018.

Contractor daily 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 19 September 2018. 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 +40 164 £500 -6.54% 73
UK excluding London +21 100 £500 -6.54% 24
London +29 67 £500 - 52
North of England -2 58 £500 -6.54% 8
Yorkshire +1 38 £500 -6.54% 7
North West -27 14 £425 -22.73% 1
South East -10 13 £625 +21.95% 3
Midlands +6 12 £470 -6.00% 3
West Midlands -12 12 £470 -6.00% 3
South West - 10 £488 - 3
North East -3 6 £413 -31.25%
East of England - 5 £513 - 4
Wales - 2 - - 1

For the 6 months to 19 September 2018, 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.

1 122 (72.62%) JIRA
2 102 (60.71%) Confluence
3 88 (52.38%) Git (software)
4 87 (51.79%) Agile Software Development
5 75 (44.64%) Jenkins
6 71 (42.26%) Microservices
7 69 (41.07%) Java
8 59 (35.12%) Test Automation
8 59 (35.12%) DevOps
9 52 (30.95%) TDD
10 51 (30.36%) Linux
10 51 (30.36%) BDD
11 50 (29.76%) Coaching
12 46 (27.38%) Continuous Integration
13 45 (26.79%) JavaScript
13 45 (26.79%) Node.js
14 44 (26.19%) REST
14 44 (26.19%) Cucumber
15 43 (25.60%) Software Engineering
16 42 (25.00%) Docker
17 41 (24.40%) Mentoring
17 41 (24.40%) Scrum
17 41 (24.40%) SQL
18 40 (23.81%) GitHub
19 39 (23.21%) MongoDB
19 39 (23.21%) Amazon AWS
20 38 (22.62%) PostgreSQL
20 38 (22.62%) Terraform
21 37 (22.02%) Puppet
21 37 (22.02%) Python

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
1 102 (60.71%) Confluence
2 15 (8.93%) SharePoint
3 14 (8.33%) Apache
4 11 (6.55%) nginx
5 5 (2.98%) MS Exchange
5 5 (2.98%) OpenStack
6 4 (2.38%) Elasticsearch
7 3 (1.79%) Cloud Foundry
7 3 (1.79%) CMS
7 3 (1.79%) JBoss
8 2 (1.19%) Gunicorn
8 2 (1.19%) Skype for Business
8 2 (1.19%) Tomcat
9 1 (0.60%) Mule
Applications
1 8 (4.76%) Microsoft Excel
2 7 (4.17%) Microsoft Office
2 7 (4.17%) MS Visio
3 6 (3.57%) Microsoft PowerPoint
4 2 (1.19%) Chatbot
5 1 (0.60%) Microsoft Project
Business Applications
1 4 (2.38%) Distributed Ledger
2 1 (0.60%) Exstream
Cloud Services
1 40 (23.81%) GitHub
2 39 (23.21%) Amazon AWS
3 19 (11.31%) Amazon CloudWatch
4 16 (9.52%) Microsoft Azure
5 15 (8.93%) Trello
6 10 (5.95%) SaaS
7 9 (5.36%) AWS CloudFormation
7 9 (5.36%) BlazeMeter
7 9 (5.36%) Datadog
8 7 (4.17%) Google Analytics
9 4 (2.38%) G Suite
9 4 (2.38%) Office 365
9 4 (2.38%) Serverless
10 3 (1.79%) Amazon SQS
10 3 (1.79%) Dropbox
10 3 (1.79%) IaaS
10 3 (1.79%) PaaS
11 2 (1.19%) AWS Lambda
11 2 (1.19%) Yammer
12 1 (0.60%) TestFlight
Communications & Networking
1 10 (5.95%) HTTP
2 9 (5.36%) Skype
3 4 (2.38%) DNS
3 4 (2.38%) OpenVPN
3 4 (2.38%) TCP/IP
4 3 (1.79%) SMS
5 2 (1.19%) AMQP
5 2 (1.19%) Cisco IOS
5 2 (1.19%) Internet
5 2 (1.19%) SMTP
5 2 (1.19%) SNMP
5 2 (1.19%) SSH
5 2 (1.19%) SSL
6 1 (0.60%) Firewall
6 1 (0.60%) FTP
6 1 (0.60%) LAN
6 1 (0.60%) VLAN
6 1 (0.60%) VPN
6 1 (0.60%) WAN
6 1 (0.60%) Wireless
Database & Business Intelligence
1 39 (23.21%) MongoDB
2 38 (22.62%) PostgreSQL
3 34 (20.24%) MySQL
4 30 (17.86%) NoSQL
5 16 (9.52%) Big Data
6 15 (8.93%) Apache Hive
7 7 (4.17%) Apache Cassandra
8 5 (2.98%) Amazon RDS
9 4 (2.38%) Blockchain
10 3 (1.79%) Data Warehouse
10 3 (1.79%) Redis
11 2 (1.19%) Hadoop
12 1 (0.60%) BusinessObjects
12 1 (0.60%) Data Mining
12 1 (0.60%) Geospatial Data
12 1 (0.60%) InfluxDB
12 1 (0.60%) Spatial Data
12 1 (0.60%) SQL Server
Development Applications
1 122 (72.62%) JIRA
2 88 (52.38%) Git (software)
3 75 (44.64%) Jenkins
4 44 (26.19%) Cucumber
5 30 (17.86%) Selenium
6 22 (13.10%) Artifactory
7 16 (9.52%) Maven
7 16 (9.52%) Zephyr
8 15 (8.93%) JMeter
8 15 (8.93%) JUnit
8 15 (8.93%) LoadRunner
8 15 (8.93%) SonarQube
9 14 (8.33%) IntelliJ
10 11 (6.55%) Sonatype Nexus
11 9 (5.36%) TeamCity
11 9 (5.36%) Visual Studio
12 8 (4.76%) Gatling
12 8 (4.76%) gulp
12 8 (4.76%) HP UFT
12 8 (4.76%) The Grinder
General
1 5 (2.98%) Finance
2 4 (2.38%) Banking
3 3 (1.79%) Games
3 3 (1.79%) Retail
4 2 (1.19%) Marketing
4 2 (1.19%) Publishing
5 1 (0.60%) Automotive
5 1 (0.60%) Investment Banking
5 1 (0.60%) Multimedia
Job Titles
1 39 (23.21%) Developer
2 30 (17.86%) DevOps Engineer
3 22 (13.10%) Software Engineer
4 16 (9.52%) Java Developer
5 11 (6.55%) Lead DevOps
6 10 (5.95%) AWS DevOps
7 9 (5.36%) Analyst
8 8 (4.76%) Senior DevOps
8 8 (4.76%) Test Engineer
8 8 (4.76%) Tester
9 7 (4.17%) AWS DevOps Engineer
9 7 (4.17%) AWS Engineer
9 7 (4.17%) Scala Developer
9 7 (4.17%) Senior DevOps Engineer
9 7 (4.17%) User Researcher
10 6 (3.57%) Lead DevOps Engineer
11 5 (2.98%) Architect
11 5 (2.98%) JavaScript Engineer
11 5 (2.98%) Operations Engineer
12 4 (2.38%) Software Developer
Libraries, Frameworks & Software Standards
1 45 (26.79%) Node.js
2 44 (26.19%) REST
3 19 (11.31%) RabbitMQ
4 17 (10.12%) Kafka
5 16 (9.52%) Spring
6 15 (8.93%) ActiveMQ
7 14 (8.33%) CSS
7 14 (8.33%) HTML
8 12 (7.14%) Spring Boot
8 12 (7.14%) Web Services
9 11 (6.55%) HTML5
10 10 (5.95%) RESTful
11 9 (5.36%) Gherkin
11 9 (5.36%) Spring Batch
11 9 (5.36%) Spring Security
12 8 (4.76%) AngularJS
12 8 (4.76%) Elastic Stack
12 8 (4.76%) LESS
12 8 (4.76%) SAML
12 8 (4.76%) Sass
Miscellaneous
1 18 (10.71%) User Experience
2 10 (5.95%) Analytical Skills
3 9 (5.36%) Management Information System
3 9 (5.36%) Public Cloud
4 8 (4.76%) Clustering
5 7 (4.17%) Virtual Team
6 4 (2.38%) Algorithms
6 4 (2.38%) Client/Server
6 4 (2.38%) Enterprise Software
6 4 (2.38%) NHS
6 4 (2.38%) Self-Motivation
7 3 (1.79%) Computer Science
8 2 (1.19%) Data Structures
8 2 (1.19%) Social Media
9 1 (0.60%) Linux Command Line
9 1 (0.60%) Mobile App
9 1 (0.60%) Reference Data
9 1 (0.60%) Renewable Energy
9 1 (0.60%) Smart Home
9 1 (0.60%) Video Conferencing
Operating Systems
1 51 (30.36%) Linux
2 26 (15.48%) Red Hat Enterprise Linux
3 10 (5.95%) Mac OS
4 9 (5.36%) Windows
5 4 (2.38%) Windows 10
6 3 (1.79%) Android
6 3 (1.79%) Apple iOS
6 3 (1.79%) CentOS
6 3 (1.79%) Windows Server
7 2 (1.19%) Ubuntu
7 2 (1.19%) Windows 7
8 1 (0.60%) Debian
8 1 (0.60%) Unix
8 1 (0.60%) VMS
Processes & Methodologies
1 87 (51.79%) Agile Software Development
2 71 (42.26%) Microservices
3 59 (35.12%) DevOps
3 59 (35.12%) Test Automation
4 52 (30.95%) TDD
5 51 (30.36%) BDD
6 50 (29.76%) Coaching
7 46 (27.38%) Continuous Integration
8 43 (25.60%) Software Engineering
9 41 (24.40%) Mentoring
9 41 (24.40%) Scrum
10 27 (16.07%) SDLC
10 27 (16.07%) SFIA
11 25 (14.88%) Kanban
12 21 (12.50%) Stakeholder Management
13 20 (11.90%) Configuration Management
13 20 (11.90%) Problem-Solving
14 18 (10.71%) Open Source
15 16 (9.52%) User Stories
16 15 (8.93%) Continuous Delivery
Programming Languages
1 69 (41.07%) Java
2 45 (26.79%) JavaScript
3 41 (24.40%) SQL
4 37 (22.02%) Python
5 27 (16.07%) Bash Shell
6 18 (10.71%) Ruby
7 14 (8.33%) C#
7 14 (8.33%) Perl
8 9 (5.36%) Scala
9 8 (4.76%) Shell Script
10 7 (4.17%) Groovy
11 6 (3.57%) Java 8
12 4 (2.38%) PowerShell
13 2 (1.19%) C
13 2 (1.19%) C++
13 2 (1.19%) Go
13 2 (1.19%) TypeScript
14 1 (0.60%) Apple Swift
14 1 (0.60%) ES6
14 1 (0.60%) VB
Qualifications
1 15 (8.93%) Degree
1 15 (8.93%) Security Cleared
2 12 (7.14%) SC Cleared
3 5 (2.98%) ISEB
3 5 (2.98%) ISTQB
4 3 (1.79%) Computer Science Degree
5 2 (1.19%) BPSS Clearance
6 1 (0.60%) A+ Certification
6 1 (0.60%) DBS Check
6 1 (0.60%) DV Cleared
6 1 (0.60%) MCP
6 1 (0.60%) MCSA
6 1 (0.60%) Microsoft Certification
Quality Assurance & Compliance
1 22 (13.10%) QA
2 8 (4.76%) PMO
3 7 (4.17%) WCAG
4 6 (3.57%) GDPR
5 1 (0.60%) Data Quality
5 1 (0.60%) Disclosure Scotland
5 1 (0.60%) GCP
System Software
1 42 (25.00%) Docker
2 4 (2.38%) Virtual Desktop
3 2 (1.19%) Hyper-V
3 2 (1.19%) Microsoft App-V
3 2 (1.19%) Varnish
3 2 (1.19%) VMware Infrastructure
3 2 (1.19%) XenApp
4 1 (0.60%) Active Directory
4 1 (0.60%) Ceph
4 1 (0.60%) vSphere
Systems Management
1 38 (22.62%) Terraform
2 37 (22.02%) Puppet
3 31 (18.45%) Grafana
4 23 (13.69%) Ansible
5 15 (8.93%) Graylog
6 13 (7.74%) Kubernetes
7 12 (7.14%) Kibana
7 12 (7.14%) Prometheus
8 9 (5.36%) Graphite
9 7 (4.17%) Nessus
10 6 (3.57%) Opscode Chef
11 5 (2.98%) Packer
12 4 (2.38%) FreeIPA
12 4 (2.38%) HAProxy
12 4 (2.38%) SCCM
13 2 (1.19%) Consul
13 2 (1.19%) ZABBIX
14 1 (0.60%) Jamf Pro
14 1 (0.60%) Rancher
Vendors
1 18 (10.71%) New Relic
2 17 (10.12%) Microsoft
3 16 (9.52%) Splunk
4 13 (7.74%) AppDynamics
5 11 (6.55%) Google
6 9 (5.36%) Dynatrace
6 9 (5.36%) PagerDuty
7 7 (4.17%) Red Hat
8 6 (3.57%) Black Duck
8 6 (3.57%) Salesforce.com
9 5 (2.98%) Ivanti
10 3 (1.79%) Atlassian
10 3 (1.79%) Citrix
10 3 (1.79%) Facebook
10 3 (1.79%) Micro Focus
10 3 (1.79%) Okta
10 3 (1.79%) VMware
11 2 (1.19%) Apple
11 2 (1.19%) ServiceNow
11 2 (1.19%) Workday