Period
to 21 November 2017

The following table provides summary statistics for contract job vacancies with a requirement for X.509 skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited X.509 over the 6 months to 21 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.

X.509
UK
6 months to
21 Nov 2017
Same period 2016 Same period 2015
Rank 866 837 868
Rank change year-on-year -29 +31 +5
Contract jobs citing X.509 11 44 20
As % of all contract IT jobs advertised in the UK 0.011% 0.042% 0.018%
As % of the Communications & Networking category 0.078% 0.27% 0.13%
Number of daily rates quoted 9 30 7
UK median daily rate £538 £375 £370
Median daily rate % change year-on-year +43.33% +1.35% +9.63%
10th Percentile £391 £301 £353
90th Percentile £707 £475 £526
UK excluding London median daily rate £263 £210 £370
% change year-on-year +25.00% -43.24% -
Number of hourly rates quoted 0 0 2
UK median hourly rate - - £50.00
UK excluding London median hourly rate - - -

X.509 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 14147 16251 15798
As % of all contract IT jobs advertised in the UK 13.72% 15.52% 13.91%
Number of daily rates quoted 8605 9813 9138
UK median daily rate £400 £400 £388
Median daily rate % change year-on-year - +3.23% +3.33%
10th Percentile £181 £215 £213
90th Percentile £588 £575 £550
UK excluding London median daily rate £375 £375 £363
% change year-on-year - +3.45% +3.57%
Number of hourly rates quoted 745 827 1017
UK median hourly rate £19.00 £24.00 £20.50
Median hourly rate % change year-on-year -20.83% +17.07% +2.50%
10th Percentile £11.13 £11.72 £11.00
90th Percentile £46.65 £48.15 £46.00
UK excluding London median hourly rate £18.04 £25.00 £20.97
% change year-on-year -27.84% +19.23% +4.84%

X.509
Job Vacancy Trend

Job postings citing X.509 as a percentage of all IT jobs advertised.

Job vacancy trend for X.509 in the UK

X.509
Contractor Daily Rate Trend

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing X.509.

Contractor daily rate trend for X.509 in the UK

X.509
Contractor Daily Rate Histogram

The daily rate distribution of IT jobs citing X.509 over the 6 months to 21 November 2017.

Contractor daily rate histogram for X.509 in the UK

X.509
Contractor Hourly Rate Trend

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing X.509.

Contractor hourly rate trend for X.509 in the UK

X.509
Top 5 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing X.509 within the UK over the 6 months to 21 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
England -18 10 £538 +43.33% 1
London -39 8 £541 +44.33% 1
UK excluding London +5 3 £263 +25.00%
East of England -11 2 £263 -
Scotland - 1 - -

For the 6 months to 21 November 2017, IT contractor jobs citing X.509 also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads with a requirement for X.509.

1 6 (54.55%) LDAP
1 6 (54.55%) HTTP
1 6 (54.55%) OAuth
2 5 (45.45%) DNS
2 5 (45.45%) Web Services
2 5 (45.45%) XML
3 4 (36.36%) PKI
3 4 (36.36%) C#
3 4 (36.36%) SQL
3 4 (36.36%) SQL Server
3 4 (36.36%) XML Schema
3 4 (36.36%) SSL
3 4 (36.36%) Amazon AWS
3 4 (36.36%) OAuth2
3 4 (36.36%) JSON
3 4 (36.36%) LINQ
3 4 (36.36%) JSON Schema
4 3 (27.27%) DevOps
4 3 (27.27%) Swagger
4 3 (27.27%) Bigtable
4 3 (27.27%) Identity Access Management
4 3 (27.27%) Continuous Integration
4 3 (27.27%) Data Integration
4 3 (27.27%) SQL Server Integration Services
4 3 (27.27%) Active Directory
4 3 (27.27%) ETL
4 3 (27.27%) Java
4 3 (27.27%) Apache
4 3 (27.27%) Tomcat
4 3 (27.27%) Unix

X.509
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 3 (27.27%) Apache
1 3 (27.27%) Tomcat
2 2 (18.18%) IIS
3 1 (9.09%) JBoss
Business Applications
1 1 (9.09%) Oracle EBS R12
Cloud Services
1 4 (36.36%) Amazon AWS
2 2 (18.18%) Google Cloud Platform
2 2 (18.18%) Microsoft Azure
3 1 (9.09%) Azure Active Directory
Communications & Networking
1 6 (54.55%) HTTP
1 6 (54.55%) LDAP
2 5 (45.45%) DNS
3 4 (36.36%) SSL
4 2 (18.18%) Firewall
4 2 (18.18%) Kerberos
4 2 (18.18%) TCP/IP
4 2 (18.18%) Wireshark
5 1 (9.09%) Internet
5 1 (9.09%) LAN
5 1 (9.09%) Network Security
5 1 (9.09%) VoIP
5 1 (9.09%) VPN
5 1 (9.09%) WAN
Database & Business Intelligence
1 4 (36.36%) SQL Server
2 3 (27.27%) Bigtable
2 3 (27.27%) SQL Server Integration Services
3 1 (9.09%) Oracle Database
3 1 (9.09%) Oracle Database 11g
3 1 (9.09%) PostgreSQL
3 1 (9.09%) Relational Database
Development Applications
1 2 (18.18%) Fiddler
1 2 (18.18%) Git (software)
1 2 (18.18%) Subversion
General
1 2 (18.18%) Finance
2 1 (9.09%) Banking
Job Titles
1 5 (45.45%) Developer
2 3 (27.27%) C# Developer
3 2 (18.18%) .NET Developer
3 2 (18.18%) Application Security Specialist
3 2 (18.18%) Applications Specialist
3 2 (18.18%) Architect
3 2 (18.18%) C# .NET Developer
3 2 (18.18%) Security Specialist
3 2 (18.18%) Technical Architect
4 1 (9.09%) AWS Developer
4 1 (9.09%) Azure Developer
4 1 (9.09%) Cloud Specialist
4 1 (9.09%) Data Integration Developer
4 1 (9.09%) Identity and Access Management Engineer
4 1 (9.09%) Identity Management Architect
4 1 (9.09%) Integration Developer
4 1 (9.09%) LAN Engineer
4 1 (9.09%) LAN/WAN Engineer
4 1 (9.09%) Switch Engineer
4 1 (9.09%) WAN Engineer
Libraries, Frameworks & Software Standards
1 6 (54.55%) OAuth
2 5 (45.45%) Web Services
2 5 (45.45%) XML
3 4 (36.36%) JSON
3 4 (36.36%) JSON Schema
3 4 (36.36%) LINQ
3 4 (36.36%) OAuth2
3 4 (36.36%) XML Schema
4 3 (27.27%) SAML
4 3 (27.27%) Swagger
5 2 (18.18%) .NET
5 2 (18.18%) HTML
5 2 (18.18%) Java EE
5 2 (18.18%) SPNEGO
6 1 (9.09%) gevent
6 1 (9.09%) Protocol Buffers
6 1 (9.09%) pytest
6 1 (9.09%) RabbitMQ
6 1 (9.09%) REST
6 1 (9.09%) SQLAlchemy
Miscellaneous
1 4 (36.36%) PKI
2 1 (9.09%) Computer Science
2 1 (9.09%) Internet of Things
2 1 (9.09%) Smart City
Operating Systems
1 3 (27.27%) Unix
1 3 (27.27%) Windows
2 2 (18.18%) Linux
3 1 (9.09%) Ubuntu
Processes & Methodologies
1 3 (27.27%) Agile Software Development
1 3 (27.27%) Continuous Integration
1 3 (27.27%) Data Integration
1 3 (27.27%) DevOps
1 3 (27.27%) ETL
1 3 (27.27%) Identity Access Management
2 2 (18.18%) API Design
2 2 (18.18%) Configuration Management
2 2 (18.18%) Cryptography
2 2 (18.18%) Information Security
2 2 (18.18%) Penetration Testing
2 2 (18.18%) Presales
2 2 (18.18%) UML
2 2 (18.18%) Use Case
3 1 (9.09%) API Development
3 1 (9.09%) Change Management
3 1 (9.09%) Ethical Hacking
3 1 (9.09%) High Availability
3 1 (9.09%) ITIL
3 1 (9.09%) Service Delivery
Programming Languages
1 4 (36.36%) C#
1 4 (36.36%) SQL
2 3 (27.27%) Java
2 3 (27.27%) Shell Script
3 1 (9.09%) C
3 1 (9.09%) JavaScript
3 1 (9.09%) Python
Qualifications
1 1 (9.09%) CCNA
1 1 (9.09%) CCNP
1 1 (9.09%) CEH
1 1 (9.09%) CISA
1 1 (9.09%) Cisco Certification
1 1 (9.09%) CISSP
1 1 (9.09%) CSSLP
1 1 (9.09%) Degree
1 1 (9.09%) GIAC
1 1 (9.09%) ITIL Foundation Certificate
1 1 (9.09%) OSCP
1 1 (9.09%) SANS
1 1 (9.09%) Security Cleared
System Software
1 3 (27.27%) Active Directory
2 1 (9.09%) Docker
Systems Management
1 2 (18.18%) Opscode Chef
1 2 (18.18%) Puppet
2 1 (9.09%) CA Single Sign-On
Vendors
1 2 (18.18%) ForgeRock
2 1 (9.09%) CA
2 1 (9.09%) CheckPoint
2 1 (9.09%) Cisco
2 1 (9.09%) Oracle