Period
to 20 January 2018

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 20 January 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.

C
East of England > Hertfordshire
6 months to
20 Jan 2018
Same period 2017 Same period 2016
Rank 46 56 64
Rank change year-on-year +10 +8 +18
Contract jobs citing C 52 41 28
As % of all contract IT jobs advertised in Hertfordshire 3.41% 2.93% 1.98%
As % of the Programming Languages category 8.89% 7.81% 5.89%
Number of daily rates quoted 18 8 6
Hertfordshire median daily rate £345 £425 £413
Median daily rate % change year-on-year -18.82% +3.03% +13.79%
10th Percentile £232 £286 £334
90th Percentile £858 £540 £488
East of England median daily rate £425 £388 £400
% change year-on-year +9.68% -3.13% +18.52%
Number of hourly rates quoted 5 19 13
Hertfordshire median hourly rate £42.50 £45.00 £40.00
Median hourly rate % change year-on-year -5.56% +12.50% +6.67%
10th Percentile £31.95 £19.75 £14.60
90th Percentile £80.50 £53.15 £52.45
East of England median hourly rate £42.00 £42.50 £40.00
% change year-on-year -1.18% +6.25% -

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 585 525 475
As % of all contract IT jobs advertised in Hertfordshire 38.39% 37.53% 33.59%
Number of daily rates quoted 314 309 233
Hertfordshire median daily rate £425 £400 £388
Median daily rate % change year-on-year +6.25% +3.23% +6.90%
10th Percentile £300 £250 £234
90th Percentile £588 £539 £548
East of England median daily rate £415 £375 £375
% change year-on-year +10.67% - -
Number of hourly rates quoted 16 34 31
Hertfordshire median hourly rate £24.50 £46.25 £39.00
Median hourly rate % change year-on-year -47.03% +18.59% +12.23%
10th Percentile £10.63 £36.25 £13.00
90th Percentile £43.75 £53.75 £52.25
East of England median hourly rate £40.50 £42.20 £39.00
% change year-on-year -4.03% +8.21% +4.00%

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 20 January 2018.

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 20 January 2018.

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 20 January 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
Stevenage +9 25 £285 -21.38% 20
Watford -1 10 £600 - 5
Welwyn Garden City -2 1 - -
Tring - 1 £250 -
Rickmansworth - 1 - - 1
C
East of England

For the 6 months to 20 January 2018, 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 25 (48.08%) C++
2 20 (38.46%) Software Engineering
3 19 (36.54%) Integration Testing
4 14 (26.92%) Configuration Management
5 12 (23.08%) UML
5 12 (23.08%) Rational DOORS
5 12 (23.08%) Rational Rhapsody
6 11 (21.15%) Wireless
7 10 (19.23%) Agile Software Development
7 10 (19.23%) MATLAB
7 10 (19.23%) Simulink
7 10 (19.23%) Embedded C
8 9 (17.31%) Security Cleared
9 8 (15.38%) Telecoms
9 8 (15.38%) SC Cleared
9 8 (15.38%) Algorithms
10 7 (13.46%) Digital Signal Processing
10 7 (13.46%) Signal Processing
10 7 (13.46%) Linux
10 7 (13.46%) 3GPP
10 7 (13.46%) LTE
10 7 (13.46%) Feature Driven Development
10 7 (13.46%) TDD
10 7 (13.46%) Scrum
10 7 (13.46%) VHDL
11 6 (11.54%) Ada
12 5 (9.62%) Business Transformation
13 4 (7.69%) Def Stans
13 4 (7.69%) Scenario Testing
13 4 (7.69%) Python

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 (1.92%) Exchange Server 2013
Applications
1 10 (19.23%) Simulink
2 2 (3.85%) Microsoft Project
3 1 (1.92%) Microsoft Excel
3 1 (1.92%) Spreadsheet
Business Applications
1 4 (7.69%) LabWindows
2 2 (3.85%) SAP PP
3 1 (1.92%) Oracle Procure-to-Pay
3 1 (1.92%) Oracle Subledger Accounting
Cloud Services
1 1 (1.92%) Office 365
Communications & Networking
1 11 (21.15%) Wireless
2 7 (13.46%) 3GPP
2 7 (13.46%) LTE
3 3 (5.77%) DHCP
3 3 (5.77%) DNS
3 3 (5.77%) Firewall
3 3 (5.77%) LAN
3 3 (5.77%) TCP/IP
4 2 (3.85%) HTTP
4 2 (3.85%) IGMP
4 2 (3.85%) Multicast
4 2 (3.85%) RS-422
4 2 (3.85%) Wireshark
4 2 (3.85%) WLAN
5 1 (1.92%) Bluetooth
5 1 (1.92%) HTTPS
5 1 (1.92%) SMTP
5 1 (1.92%) VPN
Development Applications
1 12 (23.08%) Rational DOORS
1 12 (23.08%) Rational Rhapsody
2 2 (3.85%) GDB
2 2 (3.85%) Subversion
3 1 (1.92%) Git (software)
3 1 (1.92%) JUnit
3 1 (1.92%) LabVIEW
General
1 8 (15.38%) Telecoms
2 4 (7.69%) Finance
3 3 (5.77%) Banking
3 3 (5.77%) Marketing
4 2 (3.85%) Manufacturing
5 1 (1.92%) Advertising
5 1 (1.92%) Retail
Job Titles
1 17 (32.69%) Software Engineer
2 11 (21.15%) C++ Software Engineer
3 7 (13.46%) DSP Engineer
3 7 (13.46%) Senior DSP Engineer
4 4 (7.69%) Analyst
4 4 (7.69%) Developer
4 4 (7.69%) Software Test Engineer
4 4 (7.69%) Software Verification Engineer
4 4 (7.69%) Test Engineer
4 4 (7.69%) Verification Engineer
5 3 (5.77%) Business Change Manager
5 3 (5.77%) Business Change Programme Manager
5 3 (5.77%) Business Manager
5 3 (5.77%) Change Manager
5 3 (5.77%) Embedded Engineer
5 3 (5.77%) Embedded Software Engineer
5 3 (5.77%) Programme Change Manager
5 3 (5.77%) Programme Manager
5 3 (5.77%) Sales Manager
6 2 (3.85%) Payments Analyst
Libraries, Frameworks & Software Standards
1 1 (1.92%) CSS
1 1 (1.92%) HTML
1 1 (1.92%) J2SE
1 1 (1.92%) Java ME
1 1 (1.92%) Oracle Fusion
1 1 (1.92%) Web Services
Miscellaneous
1 8 (15.38%) Algorithms
2 7 (13.46%) VHDL
3 1 (1.92%) Data Structures
3 1 (1.92%) Device Driver
3 1 (1.92%) Digital TV
3 1 (1.92%) EMV
3 1 (1.92%) Fintech
3 1 (1.92%) FMCG
3 1 (1.92%) iPad
3 1 (1.92%) Mobile Payment
3 1 (1.92%) mPOS
3 1 (1.92%) Smartcard
3 1 (1.92%) STB
3 1 (1.92%) User Experience
3 1 (1.92%) Video Conferencing
Operating Systems
1 7 (13.46%) Linux
2 3 (5.77%) Unix
2 3 (5.77%) Windows
3 1 (1.92%) Android
3 1 (1.92%) Apple iOS
3 1 (1.92%) Ubuntu
Processes & Methodologies
1 20 (38.46%) Software Engineering
2 19 (36.54%) Integration Testing
3 14 (26.92%) Configuration Management
4 12 (23.08%) UML
5 10 (19.23%) Agile Software Development
6 7 (13.46%) Digital Signal Processing
6 7 (13.46%) Feature Driven Development
6 7 (13.46%) Scrum
6 7 (13.46%) Signal Processing
6 7 (13.46%) TDD
7 5 (9.62%) Business Transformation
8 4 (7.69%) Scenario Testing
8 4 (7.69%) Software Testing
9 3 (5.77%) Change Control
9 3 (5.77%) ERP
9 3 (5.77%) Performance Management
9 3 (5.77%) Programme Delivery
9 3 (5.77%) Programme Management
10 2 (3.85%) Continuous Improvement
10 2 (3.85%) Test Strategy
Programming Languages
1 25 (48.08%) C++
2 10 (19.23%) Embedded C
2 10 (19.23%) MATLAB
3 6 (11.54%) Ada
4 4 (7.69%) Python
5 2 (3.85%) SQL
6 1 (1.92%) Java
6 1 (1.92%) Perl
6 1 (1.92%) Shell Script
Qualifications
1 9 (17.31%) Security Cleared
2 8 (15.38%) SC Cleared
3 3 (5.77%) Degree
4 2 (3.85%) CCNP
4 2 (3.85%) Cisco Certification
4 2 (3.85%) HNC
Quality Assurance & Compliance
1 4 (7.69%) Def Stans
2 3 (5.77%) QA
3 2 (3.85%) PSD2
4 1 (1.92%) PMO
4 1 (1.92%) SLA
System Software
1 3 (5.77%) VMware Infrastructure
2 1 (1.92%) Active Directory
Vendors
1 3 (5.77%) SAP
1 3 (5.77%) VMware
2 2 (3.85%) Cisco
2 2 (3.85%) Serena
3 1 (1.92%) Ariba
3 1 (1.92%) Citrix
3 1 (1.92%) Microsoft
3 1 (1.92%) Oracle