Period
to 23 October 2019

The following table provides summary statistics for contract job vacancies with a requirement for SSL skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited SSL over the 6 months to 23 October 2019 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.

Secure Socket Layer (SSL)
UK
6 months to
23 Oct 2019
Same period 2018 Same period 2017
Rank 456 346 388
Rank change year-on-year -110 +42 -98
Contract jobs citing SSL 365 757 632
As % of all contract IT jobs advertised in the UK 0.43% 0.73% 0.63%
As % of the Communications & Networking category 3.24% 5.56% 4.63%
Number of daily rates quoted 214 482 400
UK median daily rate £475 £488 £488
Median daily rate % change year-on-year -2.56% -0.15% +13.55%
10th Percentile £356 £313 £312
90th Percentile £700 £625 £638
UK excluding London median daily rate £450 £425 £475
% change year-on-year +5.88% -10.53% +18.60%
Number of hourly rates quoted 11 13 10
UK median hourly rate £25.12 £28.00 £32.50
Median hourly rate % change year-on-year -10.29% -13.85% -10.96%
10th Percentile £21.25 £12.00 £13.07
90th Percentile £58.75 £35.95 £34.46
UK excluding London median hourly rate £25.12 £28.00 £32.50
% change year-on-year -10.29% -13.85% -10.96%

SSL is in the Communications and Computer Networking category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies with a requirement for communications or computer networking skills.

All Communications and Computer Networking Skills
UK
Contract vacancies with a requirement for communications or computer networking skills 11,271 13,617 13,639
As % of all contract IT jobs advertised in the UK 13.31% 13.16% 13.61%
Number of daily rates quoted 6,807 8,200 8,316
UK median daily rate £425 £425 £400
Median daily rate % change year-on-year - +6.25% -
10th Percentile £200 £200 £188
90th Percentile £600 £605 £583
UK excluding London median daily rate £400 £400 £375
% change year-on-year - +6.67% -
Number of hourly rates quoted 618 665 733
UK median hourly rate £32.00 £19.00 £19.25
Median hourly rate % change year-on-year +68.42% -1.30% -15.70%
10th Percentile £13.50 £12.20 £11.36
90th Percentile £53.75 £48.75 £47.50
UK excluding London median hourly rate £23.75 £19.00 £19.44
% change year-on-year +25.00% -2.26% -22.24%

SSL
Job Vacancy Trend

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

Job vacancy trend for SSL in the UK

SSL
Contractor Daily Rate Trend

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

Contractor daily rate trend for SSL in the UK

SSL
Contractor Daily Rate Histogram

The daily rate distribution of IT jobs citing SSL over the 6 months to 23 October 2019.

Contractor daily rate histogram for SSL in the UK

SSL
Contractor Hourly Rate Trend

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing SSL.

Contractor hourly rate trend for SSL in the UK

SSL
Contractor Hourly Rate Histogram

The hourly rate distribution of IT jobs citing SSL over the 6 months to 23 October 2019.

Contractor hourly rate histogram for SSL in the UK

SSL
Top 15 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing SSL within the UK over the 6 months to 23 October 2019. 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 -150 305 £475 - 100
UK excluding London -44 255 £450 +5.88% 71
London -126 96 £550 +2.09% 34
North of England +19 76 £513 +20.59% 15
South East -13 58 £450 +5.88% 29
Midlands +16 40 £425 +3.66% 6
Scotland +38 33 £538 +19.44% 4
West Midlands +18 32 £440 +8.64% 4
North West +22 30 £550 +57.14% 6
Yorkshire +9 30 £500 +17.65% 7
South West +1 24 £425 +0.89% 4
North East +25 16 £404 -19.25% 2
Wales +38 15 £413 -17.50%
East of England -37 9 £430 +1.18% 12
East Midlands +7 8 £375 -8.54% 2

For the 6 months to 23 October 2019, IT contractor jobs citing SSL 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 SSL.

1 170 (46.58%) Linux
2 155 (42.47%) TCP/IP
3 145 (39.73%) HTTP
4 121 (33.15%) DNS
5 113 (30.96%) Java
6 110 (30.14%) Agile Software Development
7 107 (29.32%) Windows
8 104 (28.49%) DevOps
9 100 (27.40%) Jenkins
10 99 (27.12%) Git (software)
11 93 (25.48%) Continuous Integration
11 93 (25.48%) Firewall
12 91 (24.93%) AWS
13 87 (23.84%) Cisco
14 83 (22.74%) Configuration Management
15 80 (21.92%) Puppet
16 72 (19.73%) VPN
16 72 (19.73%) Python
16 72 (19.73%) Open Source
17 71 (19.45%) REST
17 71 (19.45%) Microservices
18 68 (18.63%) Docker
19 63 (17.26%) JavaScript
19 63 (17.26%) Microsoft
20 62 (16.99%) XML
21 56 (15.34%) DHCP
22 55 (15.07%) SQL
22 55 (15.07%) IPsec
22 55 (15.07%) Opscode Chef
23 53 (14.52%) Ansible

SSL
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 38 (10.41%) Apache
2 34 (9.32%) Tomcat
3 31 (8.49%) WebSphere
4 29 (7.95%) nginx
5 22 (6.03%) IIS
5 22 (6.03%) JBoss
6 21 (5.75%) WebLogic
7 15 (4.11%) Confluence
8 14 (3.84%) Apache Spark
9 11 (3.01%) Elasticsearch
9 11 (3.01%) MS Exchange
10 10 (2.74%) Jetty
10 10 (2.74%) Mongrel
11 9 (2.47%) IBM Domino
11 9 (2.47%) MQSeries
11 9 (2.47%) Oracle SOA Suite
12 4 (1.10%) GlassFish
12 4 (1.10%) WebSphere Application Server
13 3 (0.82%) Oracle Service Bus
14 2 (0.55%) EPiServer
Applications
1 10 (2.74%) Microsoft Office
2 1 (0.27%) Microsoft Excel
2 1 (0.27%) MS Visio
Business Applications
1 3 (0.82%) Oracle BPM
2 2 (0.55%) RMDS
3 1 (0.27%) Dynamics CRM
3 1 (0.27%) Payment Gateway
Cloud Services
1 91 (24.93%) AWS
2 41 (11.23%) Azure
3 39 (10.68%) GitHub
4 28 (7.67%) Google Analytics
5 16 (4.38%) GCP
6 11 (3.01%) Amazon EC2
6 11 (3.01%) Office 365
7 9 (2.47%) Apigee
7 9 (2.47%) Google App Engine
8 8 (2.19%) G Suite
8 8 (2.19%) PaaS
8 8 (2.19%) Route 53
9 7 (1.92%) OpenShift
10 6 (1.64%) SaaS
11 5 (1.37%) Amazon SQS
11 5 (1.37%) Salesforce Sales Cloud
11 5 (1.37%) Virtual Private Cloud
12 3 (0.82%) Amazon S3
12 3 (0.82%) AWS CloudFormation
12 3 (0.82%) Serverless
Communications & Networking
1 155 (42.47%) TCP/IP
2 145 (39.73%) HTTP
3 121 (33.15%) DNS
4 93 (25.48%) Firewall
5 72 (19.73%) VPN
6 56 (15.34%) DHCP
7 55 (15.07%) IPsec
8 43 (11.78%) WAN
9 42 (11.51%) FTP
10 41 (11.23%) Network Security
11 37 (10.14%) VLAN
12 31 (8.49%) BGP
13 30 (8.22%) LAN
14 28 (7.67%) HTTPS
14 28 (7.67%) MPLS
15 25 (6.85%) F5 BIG-IP LTM
16 22 (6.03%) Internet
16 22 (6.03%) SMTP
17 21 (5.75%) Kerberos
18 20 (5.48%) VoIP
Database & Business Intelligence
1 52 (14.25%) MongoDB
2 38 (10.41%) MySQL
3 28 (7.67%) NoSQL
4 26 (7.12%) PostgreSQL
5 22 (6.03%) Relational Database
5 22 (6.03%) SQL Server
6 16 (4.38%) Apache Hive
7 14 (3.84%) Big Data
7 14 (3.84%) Oracle Database
8 13 (3.56%) RDBMS
9 9 (2.47%) Impala
9 9 (2.47%) Pentaho
10 7 (1.92%) Hadoop
11 6 (1.64%) Infinispan
11 6 (1.64%) Oracle Database 12c
12 5 (1.37%) Azure SQL Database
12 5 (1.37%) GIS
12 5 (1.37%) HBase
12 5 (1.37%) Redis
12 5 (1.37%) SQL Server 2016
Development Applications
1 100 (27.40%) Jenkins
2 99 (27.12%) Git (software)
3 39 (10.68%) Gatling
4 33 (9.04%) Cucumber
5 32 (8.77%) JUnit
5 32 (8.77%) Selenium
6 26 (7.12%) Subversion
7 25 (6.85%) Travis CI
8 21 (5.75%) Ant
9 18 (4.93%) GitLab
9 18 (4.93%) gulp
9 18 (4.93%) JIRA
10 16 (4.38%) Eclipse
11 13 (3.56%) Gradle
11 13 (3.56%) IntelliJ
12 12 (3.29%) Artifactory
12 12 (3.29%) Sublime Text
13 11 (3.01%) Grunt
13 11 (3.01%) Karma Test Runner
13 11 (3.01%) Spock
General
1 32 (8.77%) Finance
2 26 (7.12%) Public Sector
3 25 (6.85%) Telecoms
4 13 (3.56%) Banking
5 7 (1.92%) Retail
6 6 (1.64%) Marketing
7 5 (1.37%) Automotive
8 4 (1.10%) Legal
9 3 (0.82%) Games
10 2 (0.55%) Advertising
10 2 (0.55%) Financial Institution
10 2 (0.55%) Investment Banking
10 2 (0.55%) Military
10 2 (0.55%) Pharmaceutical
10 2 (0.55%) Publishing
11 1 (0.27%) Front Office
11 1 (0.27%) Local Government
11 1 (0.27%) Police
Job Titles
1 75 (20.55%) Developer
2 65 (17.81%) Network Engineer
3 41 (11.23%) DevOps Engineer
4 24 (6.58%) Administrator
5 21 (5.75%) Java Developer
6 20 (5.48%) Security Engineer
7 18 (4.93%) Linux Engineer
8 17 (4.66%) Analyst
9 16 (4.38%) Cisco Engineer
9 16 (4.38%) Front End Developer (Client-Side Developer)
10 15 (4.11%) Network Security Engineer
11 13 (3.56%) Cisco Network Engineer
11 13 (3.56%) Consultant
12 12 (3.29%) AWS Engineer
12 12 (3.29%) Data Engineer
13 11 (3.01%) AWS DevOps
13 11 (3.01%) Cisco Security Engineer
13 11 (3.01%) Linux DevOps Engineer
13 11 (3.01%) Linux/Unix DevOps
14 10 (2.74%) Scala Developer
Libraries, Frameworks & Software Standards
1 71 (19.45%) REST
2 62 (16.99%) XML
3 51 (13.97%) J2EE
4 47 (12.88%) JSON
5 46 (12.60%) SOAP
6 43 (11.78%) HTML
7 42 (11.51%) CSS
8 37 (10.14%) Web Services
9 33 (9.04%) Node.js
10 32 (8.77%) HTML5
11 30 (8.22%) .NET
12 29 (7.95%) Play Framework
13 28 (7.67%) Gherkin
14 27 (7.40%) AngularJS
14 27 (7.40%) Spring
15 23 (6.30%) LDAP
15 23 (6.30%) Servlets
16 21 (5.75%) Kafka
16 21 (5.75%) OAuth
17 18 (4.93%) CSS3
Miscellaneous
1 43 (11.78%) Data Centre
2 31 (8.49%) Analytical Skills
3 15 (4.11%) DataPower
4 13 (3.56%) Clustering
5 9 (2.47%) Management Information System
5 9 (2.47%) PKI
6 7 (1.92%) RSA SecurID
7 6 (1.64%) Mainframe
7 6 (1.64%) Self-Motivation
7 6 (1.64%) Smartphone
8 5 (1.37%) Hybrid Cloud
8 5 (1.37%) Linux Command Line
8 5 (1.37%) Virtual Team
9 4 (1.10%) Replication
10 3 (0.82%) Client/Server
10 3 (0.82%) Cyberthreat
10 3 (0.82%) Foreign Exchange (FX)
10 3 (0.82%) Mobile App
10 3 (0.82%) MPEG
10 3 (0.82%) NHS
Operating Systems
1 170 (46.58%) Linux
2 107 (29.32%) Windows
3 49 (13.42%) Unix
4 37 (10.14%) Windows Server
5 19 (5.21%) Red Hat Enterprise Linux
5 19 (5.21%) Ubuntu
6 12 (3.29%) Windows 10
7 10 (2.74%) Windows Server 2012
8 7 (1.92%) Debian
8 7 (1.92%) Mac OS
8 7 (1.92%) Windows 7
9 6 (1.64%) SUSE Linux Enterprise Server
9 6 (1.64%) VMS
10 5 (1.37%) Solaris
10 5 (1.37%) Windows Server 2008
11 3 (0.82%) Android
11 3 (0.82%) Apple iOS
11 3 (0.82%) CentOS
11 3 (0.82%) Mac OS X
11 3 (0.82%) zOS
Processes & Methodologies
1 110 (30.14%) Agile Software Development
2 104 (28.49%) DevOps
3 93 (25.48%) Continuous Integration
4 83 (22.74%) Configuration Management
5 72 (19.73%) Open Source
6 71 (19.45%) Microservices
7 46 (12.60%) Test Automation
8 37 (10.14%) Migration
9 34 (9.32%) Problem-Solving
10 33 (9.04%) Analytics
11 32 (8.77%) ITIL
12 28 (7.67%) Lean Software Development
13 26 (7.12%) Load Balancing
13 26 (7.12%) Mentoring
14 25 (6.85%) Continuous Improvement
15 24 (6.58%) Disaster Recovery
16 21 (5.75%) Kalman Filter
17 20 (5.48%) Deployment Automation
17 20 (5.48%) TDD
18 19 (5.21%) Project Delivery
Programming Languages
1 113 (30.96%) Java
2 72 (19.73%) Python
3 63 (17.26%) JavaScript
4 55 (15.07%) SQL
5 38 (10.41%) Ruby
6 30 (8.22%) Scala
7 25 (6.85%) Perl
8 24 (6.58%) Bash Shell
9 22 (6.03%) C#
9 22 (6.03%) Shell Script
10 17 (4.66%) PowerShell
11 15 (4.11%) TypeScript
12 14 (3.84%) Java 8
13 12 (3.29%) Groovy
14 11 (3.01%) Haskell
15 8 (2.19%) Go
15 8 (2.19%) PHP
16 6 (1.64%) C
17 5 (1.37%) ES6
18 3 (0.82%) R
Qualifications
1 46 (12.60%) Security Cleared
2 38 (10.41%) Cisco Certification
3 34 (9.32%) SC Cleared
4 31 (8.49%) CCNP
5 24 (6.58%) Degree
6 20 (5.48%) CCNA
7 15 (4.11%) BPSS Clearance
8 9 (2.47%) CCIE
9 8 (2.19%) Computer Science Degree
9 8 (2.19%) DBS Check
9 8 (2.19%) Microsoft Certification
10 6 (1.64%) ITIL Certification
11 5 (1.37%) CCIP
11 5 (1.37%) CCSE
11 5 (1.37%) CISSP
11 5 (1.37%) DV Cleared
11 5 (1.37%) MCSA
11 5 (1.37%) TOGAF Certification
12 4 (1.10%) JNCIE
12 4 (1.10%) MCSE
Quality Assurance & Compliance
1 16 (4.38%) WCAG
2 9 (2.47%) SLA
3 8 (2.19%) Disclosure Scotland
4 5 (1.37%) ISO/IEC 27001
5 4 (1.10%) PCI DSS
6 3 (0.82%) QA
7 2 (0.55%) COBIT
7 2 (0.55%) HL7
8 1 (0.27%) HIPAA
8 1 (0.27%) NIST
8 1 (0.27%) PSD2
8 1 (0.27%) Sarbanes-Oxley
System Software
1 68 (18.63%) Docker
2 41 (11.23%) Active Directory
3 29 (7.95%) VMware Infrastructure
4 14 (3.84%) Virtual Machines
5 10 (2.74%) vSphere
5 10 (2.74%) Xen
6 9 (2.47%) VMware ESXi
7 8 (2.19%) Tivoli Directory Server
8 6 (1.64%) VMware NSX
9 5 (1.37%) BitLocker
9 5 (1.37%) LXC
9 5 (1.37%) VMware Workstation
10 4 (1.10%) Apache Flume
10 4 (1.10%) Apache ZooKeeper
11 3 (0.82%) Firmware
11 3 (0.82%) HDFS
11 3 (0.82%) PowerDNS
11 3 (0.82%) Snort
11 3 (0.82%) XenDesktop
12 2 (0.55%) ProxySG
Systems Management
1 80 (21.92%) Puppet
2 55 (15.07%) Opscode Chef
3 53 (14.52%) Ansible
4 48 (13.15%) Kubernetes
5 45 (12.33%) Terraform
6 31 (8.49%) Kibana
7 29 (7.95%) Grafana
8 24 (6.58%) Salt
9 13 (3.56%) Tivoli
10 11 (3.01%) Docker Swarm
10 11 (3.01%) Hadoop YARN
11 8 (2.19%) SCCM
12 7 (1.92%) Single Sign-On
13 6 (1.64%) Tivoli Identity Manager
14 4 (1.10%) Cisco CUCM
14 4 (1.10%) Consul
14 4 (1.10%) Mesos
14 4 (1.10%) NetBackup
14 4 (1.10%) Prometheus
15 3 (0.82%) vCenter Server
Vendors
1 87 (23.84%) Cisco
2 63 (17.26%) Microsoft
3 46 (12.60%) VMware
4 45 (12.33%) Google
5 38 (10.41%) F5
6 36 (9.86%) IBM
7 32 (8.77%) CheckPoint
8 25 (6.85%) Juniper
9 21 (5.75%) Oracle
10 19 (5.21%) Splunk
11 17 (4.66%) Blue Coat
12 15 (4.11%) Red Hat
13 14 (3.84%) Aruba
13 14 (3.84%) Palo Alto
14 13 (3.56%) IronPort
15 11 (3.01%) Meraki
16 9 (2.47%) Adobe
16 9 (2.47%) Cloudera
16 9 (2.47%) Salesforce.com
16 9 (2.47%) webMethods