Period
to 17 November 2017

The following table provides summary statistics for contract job vacancies advertised in Hertfordshire 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 17 November 2017 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
East of England > Hertfordshire
6 months to
17 Nov 2017
Same period 2016 Same period 2015
Rank 42 65 65
Rank change year-on-year +23 0 +16
Contract jobs citing C 64 36 38
As % of all contract IT jobs advertised in Hertfordshire 4.08% 2.60% 2.34%
As % of the Programming Languages category 10.58% 7.14% 6.62%
Number of daily rates quoted 27 9 14
Hertfordshire median daily rate £550 £425 £375
Median daily rate % change year-on-year +29.41% +13.33% +36.36%
10th Percentile £230 £317 £324
90th Percentile £875 £535 £558
East of England median daily rate £425 £413 £375
% change year-on-year +3.03% +10.00% +13.64%
Number of hourly rates quoted 8 18 12
Hertfordshire median hourly rate £40.00 £47.50 £39.50
Median hourly rate % change year-on-year -15.79% +20.25% -
10th Percentile £30.75 £37.00 £13.80
90th Percentile £46.50 £54.35 £43.63
East of England median hourly rate £42.00 £42.50 £40.00
% change year-on-year -1.18% +6.25% -5.88%

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 advertised in Hertfordshire with a requirement for coding skills.

All Programming Languages
Hertfordshire
Contract vacancies with a requirement for coding skills 605 504 574
As % of all contract IT jobs advertised in Hertfordshire 38.54% 36.34% 35.34%
Number of daily rates quoted 320 289 273
Hertfordshire median daily rate £425 £390 £375
Median daily rate % change year-on-year +8.97% +4.00% +7.14%
10th Percentile £280 £231 £263
90th Percentile £588 £538 £500
East of England median daily rate £400 £375 £375
% change year-on-year +6.67% - +3.45%
Number of hourly rates quoted 22 28 32
Hertfordshire median hourly rate £17.15 £49.75 £33.25
Median hourly rate % change year-on-year -65.52% +49.62% +66.25%
10th Percentile £13.65 £27.90 £13.68
90th Percentile £43.75 £54.35 £42.40
East of England median hourly rate £40.50 £40.00 £37.50
% change year-on-year +1.25% +6.67% +4.17%

C
Job Vacancy Trend in Hertfordshire

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

Job vacancy trend for C in Hertfordshire

C
Contractor Daily Rate Trend in Hertfordshire

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

Contractor daily rate trend for C in Hertfordshire

C
Contractor Daily Rate Histogram in Hertfordshire

The daily rate distribution of IT jobs citing C in Hertfordshire over the 6 months to 17 November 2017.

Contractor daily rate histogram for C in Hertfordshire

C
Contractor Hourly Rate Trend in Hertfordshire

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

Contractor hourly rate trend for C in Hertfordshire

C
Contractor Hourly Rate Histogram in Hertfordshire

The hourly rate distribution of IT jobs citing C in Hertfordshire over the 6 months to 17 November 2017.

Contractor hourly rate histogram for C in Hertfordshire

C
Contract Job Locations in Hertfordshire

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing C within the Hertfordshire region over the 6 months to 17 November 2017. 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
Stevenage +5 26 £285 -30.70%
Watford - 16 £675 - 1
Hemel Hempstead +1 1 - -
Tring - 1 £250 -
Rickmansworth - 1 - -
Bishop's Stortford - 1 - -
C
East of England

For the 6 months to 17 November 2017, IT contractor jobs citing C also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the Hertfordshire region with a requirement for C.

1 27 (42.19%) C++
2 24 (37.50%) Software Engineering
3 23 (35.94%) Integration Testing
4 19 (29.69%) Configuration Management
5 15 (23.44%) Security Cleared
6 13 (20.31%) Telecoms
7 12 (18.75%) MATLAB
7 12 (18.75%) UML
8 11 (17.19%) Linux
8 11 (17.19%) Simulink
8 11 (17.19%) Wireless
8 11 (17.19%) Agile Software Development
8 11 (17.19%) Rational DOORS
8 11 (17.19%) Rational Rhapsody
9 10 (15.63%) Algorithms
9 10 (15.63%) Embedded C
9 10 (15.63%) Windows
10 9 (14.06%) Business Transformation
11 8 (12.50%) Test Strategy
11 8 (12.50%) SC Cleared
11 8 (12.50%) Degree
12 7 (10.94%) Performance Management
12 7 (10.94%) LTE
12 7 (10.94%) Feature Driven Development
12 7 (10.94%) Digital Signal Processing
12 7 (10.94%) Signal Processing
12 7 (10.94%) Programme Delivery
12 7 (10.94%) LAN
12 7 (10.94%) 3GPP
12 7 (10.94%) VHDL

C
Co-occurring IT Skills in Hertfordshire 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 1 (1.56%) Elasticsearch
1 1 (1.56%) Exchange Server 2013
Applications
1 11 (17.19%) Simulink
2 2 (3.13%) Microsoft Project
3 1 (1.56%) Microsoft Excel
3 1 (1.56%) Microsoft Office
Business Applications
1 5 (7.81%) LabWindows
2 2 (3.13%) SAP PP
3 1 (1.56%) Dynamics NAV
Cloud Services
1 1 (1.56%) Office 365
Communications & Networking
1 11 (17.19%) Wireless
2 7 (10.94%) 3GPP
2 7 (10.94%) LAN
2 7 (10.94%) LTE
3 5 (7.81%) RS-422
4 4 (6.25%) TCP/IP
5 3 (4.69%) DHCP
5 3 (4.69%) DNS
5 3 (4.69%) Firewall
6 2 (3.13%) IGMP
6 2 (3.13%) Multicast
6 2 (3.13%) SNMP
6 2 (3.13%) SpaceWire
6 2 (3.13%) WAN
6 2 (3.13%) WLAN
7 1 (1.56%) Bluetooth
7 1 (1.56%) HTTP
7 1 (1.56%) Remote Desktop
7 1 (1.56%) SMTP
7 1 (1.56%) VPN
Database & Business Intelligence
1 1 (1.56%) Crystal Reports
1 1 (1.56%) MongoDB
1 1 (1.56%) PostgreSQL
1 1 (1.56%) SQL Server
1 1 (1.56%) SQL Server Integration Services
1 1 (1.56%) Sybase ASE
Development Applications
1 11 (17.19%) Rational DOORS
1 11 (17.19%) Rational Rhapsody
2 3 (4.69%) Bugzilla
2 3 (4.69%) ClearCase
2 3 (4.69%) ClearQuest
3 2 (3.13%) LabVIEW
4 1 (1.56%) GCC
4 1 (1.56%) Git (software)
4 1 (1.56%) SonarQube
4 1 (1.56%) Subversion
General
1 13 (20.31%) Telecoms
2 7 (10.94%) Marketing
3 6 (9.38%) Finance
4 3 (4.69%) Automotive
4 3 (4.69%) Avionics
5 2 (3.13%) Banking
5 2 (3.13%) Manufacturing
6 1 (1.56%) Advertising
6 1 (1.56%) Retail
Job Titles
1 18 (28.13%) Software Engineer
2 10 (15.63%) C++ Software Engineer
3 7 (10.94%) Business Change Manager
3 7 (10.94%) Business Change Programme Manager
3 7 (10.94%) Business Manager
3 7 (10.94%) Change Manager
3 7 (10.94%) Developer
3 7 (10.94%) DSP Engineer
3 7 (10.94%) Programme Change Manager
3 7 (10.94%) Programme Manager
3 7 (10.94%) Sales Manager
3 7 (10.94%) Senior DSP Engineer
3 7 (10.94%) Test Engineer
4 5 (7.81%) Software Test Engineer
4 5 (7.81%) Validation Engineer
5 4 (6.25%) Analyst
6 3 (4.69%) Embedded Engineer
6 3 (4.69%) Embedded Software Engineer
6 3 (4.69%) Software Verification Engineer
6 3 (4.69%) Verification Engineer
Libraries, Frameworks & Software Standards
1 2 (3.13%) HTML
2 1 (1.56%) .NET
2 1 (1.56%) .NET Framework
2 1 (1.56%) AngularJS
2 1 (1.56%) ASP.NET
2 1 (1.56%) CSS
2 1 (1.56%) Hibernate
2 1 (1.56%) HTML5
2 1 (1.56%) J2EE
2 1 (1.56%) JSP
2 1 (1.56%) POSIX
2 1 (1.56%) Spring
2 1 (1.56%) Spring Boot
2 1 (1.56%) Web Services
Miscellaneous
1 10 (15.63%) Algorithms
2 7 (10.94%) VHDL
3 4 (6.25%) Computer Science
3 4 (6.25%) Embedded Systems
4 2 (3.13%) RIA
5 1 (1.56%) Analytical Skills
5 1 (1.56%) Data Structures
5 1 (1.56%) Device Driver
5 1 (1.56%) EMV
5 1 (1.56%) Fintech
5 1 (1.56%) FMCG
5 1 (1.56%) iPad
5 1 (1.56%) Mobile App
5 1 (1.56%) Mobile Payment
5 1 (1.56%) PKI
5 1 (1.56%) Smartcard
5 1 (1.56%) State Machine
5 1 (1.56%) Video Conferencing
Operating Systems
1 11 (17.19%) Linux
2 10 (15.63%) Windows
3 6 (9.38%) Unix
4 2 (3.13%) Red Hat Enterprise Linux
4 2 (3.13%) Windows 7
5 1 (1.56%) Mac OS
5 1 (1.56%) Windows 10
5 1 (1.56%) Windows 2000 Server
Processes & Methodologies
1 24 (37.50%) Software Engineering
2 23 (35.94%) Integration Testing
3 19 (29.69%) Configuration Management
4 12 (18.75%) UML
5 11 (17.19%) Agile Software Development
6 9 (14.06%) Business Transformation
7 8 (12.50%) Test Strategy
8 7 (10.94%) Digital Signal Processing
8 7 (10.94%) Feature Driven Development
8 7 (10.94%) Performance Management
8 7 (10.94%) Programme Delivery
8 7 (10.94%) Programme Management
8 7 (10.94%) Scrum
8 7 (10.94%) Signal Processing
8 7 (10.94%) TDD
8 7 (10.94%) Validation
9 3 (4.69%) Change Control
9 3 (4.69%) Scenario Testing
9 3 (4.69%) Software Testing
9 3 (4.69%) Stakeholder Management
Programming Languages
1 27 (42.19%) C++
2 12 (18.75%) MATLAB
3 10 (15.63%) Embedded C
4 6 (9.38%) Ada
4 6 (9.38%) Python
5 5 (7.81%) Java
5 5 (7.81%) SQL
6 2 (3.13%) JavaScript
6 2 (3.13%) T-SQL
7 1 (1.56%) ANSI C
7 1 (1.56%) C#
7 1 (1.56%) Perl
7 1 (1.56%) R
7 1 (1.56%) Shell Script
7 1 (1.56%) VBA
7 1 (1.56%) VBScript
Qualifications
1 15 (23.44%) Security Cleared
2 8 (12.50%) Degree
2 8 (12.50%) SC Cleared
3 4 (6.25%) HNC
4 3 (4.69%) DV Cleared
5 2 (3.13%) CCNP
5 2 (3.13%) Cisco Certification
Quality Assurance & Compliance
1 3 (4.69%) Def Stans
2 2 (3.13%) ECSS
2 2 (3.13%) PSD2
2 2 (3.13%) QA
3 1 (1.56%) PMO
3 1 (1.56%) SLA
System Software
1 3 (4.69%) Cygwin
1 3 (4.69%) VMware Infrastructure
2 2 (3.13%) Active Directory
Systems Management
1 1 (1.56%) WSUS
Vendors
1 5 (7.81%) Microsoft
1 5 (7.81%) Serena
2 3 (4.69%) VMware
3 2 (3.13%) Cisco
3 2 (3.13%) Red Hat
3 2 (3.13%) SAP
4 1 (1.56%) Blue Prism
4 1 (1.56%) Citrix
4 1 (1.56%) Sybase