Job Vacancy Trend Daily Rate Trend Daily Rate Histogram Hourly Rate Trend Hourly Rate Histogram Job Locations Skill Sets
Period
to 21 January 2019

The following table provides summary statistics for contract job vacancies with a requirement for C skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited C over the 6 months to 21 January 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.

C
UK
6 months to
21 Jan 2019		 Same period 2018 Same period 2017
Rank 167 169 121
Rank change year-on-year +2 -48 +3
Contract jobs citing C 1,646 1,590 2,066
As % of all contract IT jobs advertised in the UK 1.67% 1.61% 2.15%
As % of the Programming Languages category 3.75% 3.82% 5.26%
Number of daily rates quoted 885 859 1,099
UK median daily rate £450 £450 £425
Median daily rate % change year-on-year - +5.88% +6.25%
10th Percentile £311 £304 £285
90th Percentile £650 £663 £588
UK excluding London median daily rate £425 £400 £400
% change year-on-year +6.25% - +6.67%
Number of hourly rates quoted 189 188 257
UK median hourly rate £42.50 £41.75 £41.25
Median hourly rate % change year-on-year +1.80% +1.21% +5.77%
10th Percentile £18.46 £22.50 £16.01
90th Percentile £51.25 £52.50 £52.50
UK excluding London median hourly rate £42.50 £41.50 £41.25
% change year-on-year +2.41% +0.61% +4.10%

C is in the Programming Languages category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies with a requirement for coding skills.

All Programming Languages
UK
Contract vacancies with a requirement for coding skills 43,847 41,627 39,251
As % of all contract IT jobs advertised in the UK 44.37% 42.15% 40.87%
Number of daily rates quoted 30,768 29,362 26,942
UK median daily rate £475 £450 £425
Median daily rate % change year-on-year +5.56% +5.88% +3.03%
10th Percentile £320 £308 £288
90th Percentile £650 £638 £600
UK excluding London median daily rate £425 £400 £375
% change year-on-year +6.25% +6.67% -
Number of hourly rates quoted 679 750 863
UK median hourly rate £42.19 £40.00 £40.00
Median hourly rate % change year-on-year +5.48% - +6.67%
10th Percentile £17.00 £16.61 £14.77
90th Percentile £52.50 £52.50 £52.00
UK excluding London median hourly rate £42.50 £40.00 £40.00
% change year-on-year +6.25% - +6.67%

C
Job Vacancy Trend

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

Job vacancy trend for C in the UK

C
Contractor Daily Rate Trend

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

Contractor daily rate trend for C in the UK

C
Contractor Daily Rate Histogram

The daily rate distribution of IT jobs citing C over the 6 months to 21 January 2019.

Contractor daily rate histogram for C in the UK

C
Contractor Hourly Rate Trend

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

Contractor hourly rate trend for C in the UK

C
Contractor Hourly Rate Histogram

The hourly rate distribution of IT jobs citing C over the 6 months to 21 January 2019.

Contractor hourly rate histogram for C in the UK

C
Top 17 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing C within the UK over the 6 months to 21 January 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 +3 1,519 £470 -1.05% 1,435
UK excluding London +13 1,069 £425 +6.25% 1,245
London -21 551 £500 -4.76% 296
South East +31 327 £400 - 250
South West -4 231 £450 +9.09% 227
East of England -12 166 £425 - 259
North of England -6 135 £375 -11.76% 215
Midlands +20 100 £444 +22.41% 190
West Midlands 0 69 £475 +46.15% 146
Yorkshire +30 64 £413 -2.94% 65
North West +1 62 £375 -21.05% 125
Wales +10 57 £438 +16.67% 42
Scotland -5 32 £350 -19.54% 57
East Midlands +13 28 £365 -8.86% 44
Northern Ireland +31 19 £400 +6.67% 7
North East -30 9 £413 +3.13% 26
Channel Islands - 2 - -

For the 6 months to 21 January 2019, IT contractor jobs citing C 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 C.

1 603 (36.63%) C++
2 443 (26.91%) Software Engineering
3 367 (22.30%) Linux
4 356 (21.63%) Python
5 330 (20.05%) Java
6 309 (18.77%) Agile Software Development
7 307 (18.65%) Security Cleared
8 290 (17.62%) Finance
9 221 (13.43%) SQL
10 208 (12.64%) Windows
11 201 (12.21%) C#
12 185 (11.24%) SC Cleared
13 175 (10.63%) Embedded C
14 167 (10.15%) Problem-Solving
15 166 (10.09%) Microsoft
15 166 (10.09%) Degree
16 149 (9.05%) Project Management
17 143 (8.69%) Unix
18 141 (8.57%) Analytical Skills
19 131 (7.96%) Microsoft Azure
20 128 (7.78%) JavaScript
21 126 (7.65%) Git (software)
22 121 (7.35%) DV Cleared
23 114 (6.93%) Banking
24 112 (6.80%) Scrum
24 112 (6.80%) XML
25 108 (6.56%) Test Automation
26 107 (6.50%) Unit Testing
27 106 (6.44%) Computer Science
27 106 (6.44%) .NET

C
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 50 (3.04%) Confluence
2 35 (2.13%) SharePoint
3 21 (1.28%) Apache
4 19 (1.15%) SAS
5 16 (0.97%) CMS
6 14 (0.85%) WebSphere
7 13 (0.79%) OpenStack
8 10 (0.61%) Adobe Experience Manager
8 10 (0.61%) Apache Spark
8 10 (0.61%) JBoss
9 9 (0.55%) Apache Pig
9 9 (0.55%) Tomcat
10 8 (0.49%) MS Exchange
10 8 (0.49%) TPMS
11 7 (0.43%) Elasticsearch
11 7 (0.43%) Skype for Business
12 5 (0.30%) Cloud Foundry
13 4 (0.24%) ArcGIS
13 4 (0.24%) WebSphere Application Server
14 3 (0.18%) Oracle Workflow
Applications
1 70 (4.25%) Microsoft Excel
2 61 (3.71%) Microsoft Office
3 41 (2.49%) Simulink
4 23 (1.40%) Microsoft PowerPoint
5 15 (0.91%) Microsoft Project
6 12 (0.73%) MS Visio
7 6 (0.36%) Spreadsheet
7 6 (0.36%) SPSS
7 6 (0.36%) Stateflow
8 4 (0.24%) Adobe Creative Suite
8 4 (0.24%) InVision
9 3 (0.18%) Maya
9 3 (0.18%) Photoshop
10 2 (0.12%) Adobe Illustrator
10 2 (0.12%) AutoCAD
10 2 (0.12%) GIMP
10 2 (0.12%) GNU Octave
11 1 (0.061%) Camtasia
11 1 (0.061%) EViews
Business Applications
1 13 (0.79%) Dynamics NAV
2 9 (0.55%) Dynamics CRM
3 7 (0.43%) ION MarketView
3 7 (0.43%) Primavera
3 7 (0.43%) SAP S/4HANA
4 6 (0.36%) Workday HCM
5 4 (0.24%) AquaLogic BPM
5 4 (0.24%) Oracle BPM
6 3 (0.18%) LabWindows
6 3 (0.18%) Oracle BRM
7 2 (0.12%) Markit EDM
7 2 (0.12%) Oracle Cash Management
7 2 (0.12%) Oracle EBS
7 2 (0.12%) Oracle Receivables
7 2 (0.12%) Remedy ITSM
7 2 (0.12%) Sage 200
7 2 (0.12%) Sage CRM
7 2 (0.12%) SAP ERP
7 2 (0.12%) SAP Hybris
7 2 (0.12%) Scribe Insight
Cloud Services
1 131 (7.96%) Microsoft Azure
2 97 (5.89%) Amazon AWS
3 38 (2.31%) Office 365
4 35 (2.13%) PaaS
5 33 (2.00%) Google Cloud Platform
6 29 (1.76%) SaaS
7 25 (1.52%) Cloud Computing
8 22 (1.34%) Serverless
9 16 (0.97%) GitHub
10 15 (0.91%) IaaS
11 14 (0.85%) Amazon S3
12 12 (0.73%) Amazon EC2
13 10 (0.61%) NuGet
14 8 (0.49%) AWS Lambda
15 7 (0.43%) Amazon EMR
16 6 (0.36%) Akamai
16 6 (0.36%) AWS CloudFormation
17 5 (0.30%) Dynamics 365
17 5 (0.30%) Virtual Private Cloud
18 4 (0.24%) Adobe Analytics
Communications & Networking
1 71 (4.31%) TCP/IP
2 59 (3.58%) HTTP
2 59 (3.58%) Wireless
3 45 (2.73%) DNS
3 45 (2.73%) Firewall
4 41 (2.49%) Internet
5 39 (2.37%) VoIP
6 32 (1.94%) Bluetooth
6 32 (1.94%) SSL
7 31 (1.88%) SNMP
7 31 (1.88%) VPN
7 31 (1.88%) Wi-Fi
8 30 (1.82%) WAN
9 25 (1.52%) DHCP
10 23 (1.40%) LAN
11 20 (1.22%) SAN
12 18 (1.09%) Wireshark
13 14 (0.85%) 802.11
13 14 (0.85%) BIG-IP
13 14 (0.85%) Network Security
Database & Business Intelligence
1 79 (4.80%) SQL Server
2 51 (3.10%) MySQL
3 39 (2.37%) Hadoop
4 38 (2.31%) PostgreSQL
5 37 (2.25%) Oracle Database
6 32 (1.94%) MongoDB
7 28 (1.70%) Big Data
8 27 (1.64%) Data Warehouse
8 27 (1.64%) NoSQL
9 26 (1.58%) Apache Hive
10 25 (1.52%) Azure SQL Database
10 25 (1.52%) Relational Database
11 18 (1.09%) Cosmos DB
12 17 (1.03%) HBase
12 17 (1.03%) Oracle Reports
13 16 (0.97%) Power BI
14 15 (0.91%) Apache Cassandra
14 15 (0.91%) MariaDB
14 15 (0.91%) Sqoop
15 11 (0.67%) RDBMS
Development Applications
1 126 (7.65%) Git (software)
2 83 (5.04%) Jenkins
2 83 (5.04%) JIRA
3 66 (4.01%) Subversion
4 45 (2.73%) Visual Studio
5 38 (2.31%) ClearCase
6 36 (2.19%) Ant
6 36 (2.19%) Rational DOORS
7 33 (2.00%) NUnit
8 30 (1.82%) GoogleTest
9 29 (1.76%) Selenium
10 27 (1.64%) CppUnit
11 25 (1.52%) Rational Rhapsody
12 24 (1.46%) Gradle
13 22 (1.34%) ProC
14 21 (1.28%) Atlassian Bamboo
14 21 (1.28%) Maven
14 21 (1.28%) TeamCity
15 20 (1.22%) JUnit
16 19 (1.15%) Burp Suite
General
1 290 (17.62%) Finance
2 114 (6.93%) Banking
3 76 (4.62%) Electronics
4 60 (3.65%) Telecoms
5 57 (3.46%) Automotive
6 38 (2.31%) Law
7 37 (2.25%) Retail
8 36 (2.19%) Aerospace
9 32 (1.94%) Manufacturing
10 24 (1.46%) Front Office
11 23 (1.40%) Marketing
12 21 (1.28%) Games
12 21 (1.28%) Military
13 17 (1.03%) Avionics
14 16 (0.97%) Legal
15 15 (0.91%) Billing
16 8 (0.49%) Investment Banking
17 7 (0.43%) Mandarin Language
17 7 (0.43%) Pharmaceutical
18 6 (0.36%) Advertising
Job Titles
1 457 (27.76%) Developer
2 275 (16.71%) Software Engineer
3 160 (9.72%) Embedded Engineer
4 140 (8.51%) Embedded Software Engineer
5 124 (7.53%) Analyst
6 104 (6.32%) Architect
7 87 (5.29%) C++ Developer
8 66 (4.01%) C Developer
9 65 (3.95%) Consultant
10 64 (3.89%) C++ Software Engineer
11 63 (3.83%) C Software Engineer
12 60 (3.65%) Project Manager
13 54 (3.28%) Java Developer
14 47 (2.86%) Solutions Architect
15 41 (2.49%) C# Developer
16 39 (2.37%) DevOps Engineer
16 39 (2.37%) Software Developer
17 37 (2.25%) Tester
18 35 (2.13%) Embedded C Engineer
18 35 (2.13%) Linux Engineer
Libraries, Frameworks & Software Standards
1 112 (6.80%) XML
2 106 (6.44%) .NET
3 83 (5.04%) Web Services
4 76 (4.62%) HTML
5 68 (4.13%) AngularJS
6 59 (3.58%) JSON
7 58 (3.52%) SOAP
8 56 (3.40%) CSS
9 53 (3.22%) REST
10 42 (2.55%) .NET Framework
11 41 (2.49%) React
12 40 (2.43%) HTML5
13 37 (2.25%) Middleware
14 36 (2.19%) RESTful
15 33 (2.00%) JSP
16 32 (1.94%) CSS3
16 32 (1.94%) Node.js
16 32 (1.94%) STL
17 30 (1.82%) Spring
18 23 (1.40%) Android NDK
Miscellaneous
1 141 (8.57%) Analytical Skills
2 68 (4.13%) Embedded Systems
3 61 (3.71%) Algorithms
4 58 (3.52%) Self-Motivation
5 54 (3.28%) Greenfield Project
6 36 (2.19%) Field-Programmable Gate Array
7 35 (2.13%) Device Driver
8 34 (2.07%) Management Information System
9 32 (1.94%) Data Centre
10 30 (1.82%) Derivative
10 30 (1.82%) Fintech
10 30 (1.82%) User Experience
11 24 (1.46%) Mobile App
12 22 (1.34%) Linux Command Line
13 21 (1.28%) VHDL
14 18 (1.09%) Cyberthreat
15 17 (1.03%) Client/Server
16 16 (0.97%) Fixed Income
17 14 (0.85%) Mainframe
17 14 (0.85%) SCADA
Operating Systems
1 367 (22.30%) Linux
2 208 (12.64%) Windows
3 143 (8.69%) Unix
4 75 (4.56%) Android
5 47 (2.86%) Windows 7
6 41 (2.49%) Embedded Linux
7 38 (2.31%) Apple iOS
8 31 (1.88%) Windows Server
9 26 (1.58%) Windows 8
10 23 (1.40%) Solaris
11 22 (1.34%) Windows 10
12 19 (1.15%) Windows Server 2008
13 18 (1.09%) Windows Server 2012
14 17 (1.03%) OpenVMS
14 17 (1.03%) Red Hat Enterprise Linux
15 15 (0.91%) Kali Linux
16 12 (0.73%) SUSE
16 12 (0.73%) SUSE Linux Enterprise Server
17 11 (0.67%) VME
18 10 (0.61%) CentOS
Processes & Methodologies
1 443 (26.91%) Software Engineering
2 309 (18.77%) Agile Software Development
3 167 (10.15%) Problem-Solving
4 149 (9.05%) Project Management
5 112 (6.80%) Scrum
6 108 (6.56%) Test Automation
7 107 (6.50%) Unit Testing
8 106 (6.44%) Computer Science
9 102 (6.20%) DevOps
10 100 (6.08%) SDLC
11 89 (5.41%) Mathematics
12 88 (5.35%) Configuration Management
12 88 (5.35%) Microservices
13 87 (5.29%) UML
14 85 (5.16%) TDD
15 82 (4.98%) OO
16 77 (4.68%) Continuous Integration
17 76 (4.62%) Migration
18 71 (4.31%) Integration Testing
18 71 (4.31%) Stakeholder Management
Programming Languages
1 603 (36.63%) C++
2 356 (21.63%) Python
3 330 (20.05%) Java
4 221 (13.43%) SQL
5 201 (12.21%) C#
6 175 (10.63%) Embedded C
7 128 (7.78%) JavaScript
8 77 (4.68%) Perl
8 77 (4.68%) PowerShell
9 70 (4.25%) MATLAB
9 70 (4.25%) Ruby
10 68 (4.13%) Bash Shell
11 63 (3.83%) Embedded C++
12 48 (2.92%) Go
13 44 (2.67%) PL/SQL
14 42 (2.55%) Shell Script
15 39 (2.37%) PHP
16 32 (1.94%) Objective-C
17 31 (1.88%) R
18 26 (1.58%) C++/CLI
Qualifications
1 307 (18.65%) Security Cleared
2 185 (11.24%) SC Cleared
3 166 (10.09%) Degree
4 121 (7.35%) DV Cleared
5 46 (2.79%) Computer Science Degree
6 20 (1.22%) Cisco Certification
7 19 (1.15%) Microsoft Certification
8 18 (1.09%) PMI Certification
9 16 (0.97%) CISSP
10 15 (0.91%) CCNA
11 13 (0.79%) OSCE
12 12 (0.73%) CCNP
12 12 (0.73%) PMP
12 12 (0.73%) PRINCE2 Certification
12 12 (0.73%) SANS
13 10 (0.61%) CREST Certified
13 10 (0.61%) ITIL Certification
13 10 (0.61%) PhD
14 9 (0.55%) MCSE
14 9 (0.55%) PRINCE2 Practitioner
Quality Assurance & Compliance
1 49 (2.98%) QA
2 38 (2.31%) MISRA
3 31 (1.88%) HMG Security Policy Framework
4 30 (1.82%) JSP 440
5 28 (1.70%) HMG Infosec
5 28 (1.70%) PMO
6 20 (1.22%) SLA
7 17 (1.03%) MISRA C
8 16 (0.97%) DO-178B
9 11 (0.67%) ISO/IEC 27001
10 10 (0.61%) Sarbanes-Oxley
11 9 (0.55%) Data Quality
11 9 (0.55%) HIPAA
12 7 (0.43%) GDPR
13 6 (0.36%) IEC 61508
14 5 (0.30%) JTAG
14 5 (0.30%) PSD2
15 3 (0.18%) Def Stans
15 3 (0.18%) ISO/IEC 20000
15 3 (0.18%) PCI DSS
System Software
1 66 (4.01%) Docker
2 47 (2.86%) Active Directory
3 40 (2.43%) Firmware
4 30 (1.82%) VMware Infrastructure
5 15 (0.91%) VMware ESXi
6 11 (0.67%) Hyper-V
7 10 (0.61%) HDFS
8 9 (0.55%) Apache Flume
8 9 (0.55%) vSphere
9 7 (0.43%) Apache ZooKeeper
9 7 (0.43%) Oracle RAC
10 6 (0.36%) Microsoft App-V
10 6 (0.36%) NFS
10 6 (0.36%) Virtual Machines
11 4 (0.24%) KVM
11 4 (0.24%) OpenAM
11 4 (0.24%) Shibboleth
11 4 (0.24%) Virtual Desktop
11 4 (0.24%) VirtualBox
11 4 (0.24%) XenDesktop
Systems Management
1 53 (3.22%) Ansible
2 47 (2.86%) Kubernetes
3 40 (2.43%) Opscode Chef
3 40 (2.43%) Puppet
4 27 (1.64%) Terraform
5 17 (1.03%) HP ALM
6 14 (0.85%) Nessus
7 13 (0.79%) Nmap
8 12 (0.73%) CFEngine
8 12 (0.73%) Salt
9 11 (0.67%) SCCM
10 8 (0.49%) HP Quality Center
10 8 (0.49%) nmon
10 8 (0.49%) Oracle Enterprise Manager
11 6 (0.36%) Hadoop YARN
11 6 (0.36%) Oozie
11 6 (0.36%) Packer
11 6 (0.36%) WSUS
12 5 (0.30%) Microsoft Clustering
12 5 (0.30%) vMotion
Vendors
1 166 (10.09%) Microsoft
2 104 (6.32%) Oracle
3 42 (2.55%) VMware
4 39 (2.37%) Google
5 36 (2.19%) HP
5 36 (2.19%) IBM
6 35 (2.13%) Cisco
7 25 (1.52%) Red Hat
8 23 (1.40%) SAP
9 22 (1.34%) Splunk
10 19 (1.15%) Adobe
10 19 (1.15%) F5
11 15 (0.91%) Remedy
12 14 (0.85%) Citrix
12 14 (0.85%) NetApp
13 13 (0.79%) Serena
14 12 (0.73%) EMC
15 10 (0.61%) Hortonworks
16 8 (0.49%) hybris
16 8 (0.49%) Workday
1,555 C job vacancies Nationwide