The following table provides summary statistics for permanent job vacancies with a requirement for X.25 skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited X.25 over the 3 months to 25 June 2017 with a comparison to the same period in the previous 2 years.

X.25
UK
3 months to
25 Jun 2017
Same period 2016 Same period 2015
Rank 871 920 962
Rank change year-on-year +49 +42  
Permanent jobs citing X.25 1 4 9
As % of all permanent IT jobs advertised in the UK 0.001% 0.004% 0.008%
As % of the Communications & Networking category 0.007% 0.024% 0.047%
Number of salaries quoted 0 1 5
Median salary - £50,000 £34,500
Median salary % change year-on-year - +44.92%  
UK excluding London median salary - £50,000 £34,500
% change year-on-year - +44.92%  

X.25 is in the communications and computer networking skills category. The next table is for comparison with the above and provides summary statistics for all permanent job vacancies with a requirement for communications and computer networking skills.

Communications & Computer Network Skills
UK
Permanent job vacancies with a requirement for communications and computer networking skills 14205 16463 19293
As % of all permanent IT job vacancies advertised in the UK 16.13% 16.96% 17.43%
Number of salaries quoted 11559 13682 15731
Median salary £45,000 £45,000 £45,000
90% offered a salary of more than £27,500 £27,000 £27,000
10% offered a salary of more than £70,000 £67,500 £67,500
UK excluding London median salary £42,500 £42,500 £42,000
% change year-on-year - +1.19%  

X.25
Job Vacancy Trend

The job posting trend of jobs advertised citing X.25 as a proportion of all permanent or contract IT jobs with a match in the Communications & Networking category.

Job vacancy trend for X.25 in the UK

X.25
Salary Trend

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing X.25.

Salary trend for X.25 in the UK

X.25
Top 4 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing X.25 within the UK over the 3 months to 25 June 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Last 3 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
England +49 1 - -
Northampton - 1 - -
Northamptonshire - 1 - -
East Midlands - 1 - -

For the 6 months to 25 June 2017, IT jobs citing X.25 also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads with a requirement for X.25.

1 13 (92.86%) LAN
1 13 (92.86%) WAN
2 9 (64.29%) PSTN
2 9 (64.29%) ISDN
3 8 (57.14%) DNS
3 8 (57.14%) Cisco
3 8 (57.14%) DHCP
3 8 (57.14%) ITIL
3 8 (57.14%) ADSL
3 8 (57.14%) MPLS
3 8 (57.14%) Firewall
3 8 (57.14%) Load Balancing
3 8 (57.14%) Network Security
3 8 (57.14%) PCI DSS
3 8 (57.14%) Cisco Nexus
3 8 (57.14%) HSRP
3 8 (57.14%) F5
3 8 (57.14%) Data Centre
3 8 (57.14%) 802.1X
3 8 (57.14%) Driving Licence
4 7 (50.00%) Cyberoam
4 7 (50.00%) DMVPN
4 7 (50.00%) Cisco ASA
4 7 (50.00%) Cisco IOS
4 7 (50.00%) OSPF
4 7 (50.00%) BGP-4
4 7 (50.00%) IPv6
4 7 (50.00%) CCNP
4 7 (50.00%) CCNA
4 7 (50.00%) Cisco Certification

X.25
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:

Communications & Networking
1 13 (92.86%) LAN
1 13 (92.86%) WAN
2 9 (64.29%) ISDN
2 9 (64.29%) PSTN
3 8 (57.14%) ADSL
3 8 (57.14%) Cisco Nexus
3 8 (57.14%) DHCP
3 8 (57.14%) DNS
3 8 (57.14%) Firewall
3 8 (57.14%) HSRP
3 8 (57.14%) MPLS
3 8 (57.14%) Network Security
4 7 (50.00%) BGP-4
4 7 (50.00%) Cisco ASA
4 7 (50.00%) Cisco IOS
4 7 (50.00%) DMVPN
4 7 (50.00%) IPv6
4 7 (50.00%) OSPF
5 6 (42.86%) TCP/IP
6 3 (21.43%) SNMP
General
1 1 (7.14%) Retail
1 1 (7.14%) Telecoms
Job Titles
1 8 (57.14%) Cisco Engineer
1 8 (57.14%) Cisco Network Engineer
1 8 (57.14%) Network Engineer
2 5 (35.71%) Administrator
2 5 (35.71%) Cisco Security Engineer
2 5 (35.71%) Network Security Engineer
2 5 (35.71%) Security Engineer
2 5 (35.71%) Switch Engineer
2 5 (35.71%) Systems Administrator
3 1 (7.14%) Analyst
3 1 (7.14%) Technical Analyst
Libraries, Frameworks & Software Standards
1 8 (57.14%) 802.1X
Miscellaneous
1 8 (57.14%) Data Centre
1 8 (57.14%) Driving Licence
2 2 (14.29%) Management Information System
3 1 (7.14%) Analytical Skills
3 1 (7.14%) APACS
3 1 (7.14%) Chip and PIN
3 1 (7.14%) EMV
3 1 (7.14%) Mainframe
3 1 (7.14%) Tandem
Operating Systems
1 5 (35.71%) Linux
2 1 (7.14%) Windows
Processes & Methodologies
1 8 (57.14%) ITIL
1 8 (57.14%) Load Balancing
2 5 (35.71%) Security Patching
3 3 (21.43%) Information Security
3 3 (21.43%) Network Management
4 2 (14.29%) Coaching
4 2 (14.29%) Computer Security
4 2 (14.29%) Cryptography
4 2 (14.29%) Data Security
4 2 (14.29%) Network Design
4 2 (14.29%) Problem Management
4 2 (14.29%) Project Management
5 1 (7.14%) GAP Analysis
5 1 (7.14%) Information Assurance
5 1 (7.14%) Penetration Testing
5 1 (7.14%) Risk Management
5 1 (7.14%) SIEM
5 1 (7.14%) Stakeholder Management
5 1 (7.14%) Technical Architecture
5 1 (7.14%) Vulnerability Management
Qualifications
1 7 (50.00%) CCNA
1 7 (50.00%) CCNP
1 7 (50.00%) Cisco Certification
2 5 (35.71%) SC Cleared
2 5 (35.71%) Security Cleared
3 1 (7.14%) GCIH
3 1 (7.14%) GIAC
Quality Assurance & Compliance
1 8 (57.14%) PCI DSS
2 5 (35.71%) SLA
System Software
1 1 (7.14%) Firmware
Vendors
1 8 (57.14%) Cisco
1 8 (57.14%) F5
2 7 (50.00%) Cyberoam
3 5 (35.71%) Microsoft