The table below looks at the statistics for X.21 skills in IT jobs advertised across the UK. Included is a guide to the average salaries offered in IT jobs that have cited X.21 over the 3 months to 22 May 2015 with a comparison to the same period in the previous 2 years.

Location
3 months to
22 May 2015
Same period 2014 Same period 2013
X.21
Rank 871 899 880
Rank change year-on-year
+28 -19
Permanent jobs citing X.21 12 8 7
As % of all permanent IT jobs located in the UK 0.011% 0.007% 0.006%
As % of the Communications & Networking category 0.063% 0.040% 0.033%
Number of salaries quoted 12 8 7
Average salary £50,000 £26,125 £30,000
Average salary % change year-on-year
+91.38% -12.91%
UK excluding London average salary £50,000 £28,000 £30,000
% change year-on-year
+78.57% -6.66%

The following table is for comparison with the above and provides statistics for the entire Communications & Networking category in permanent jobs advertised across the UK.

Communications & Networking Category
UK
Permanent IT job ads with a match in the
Communications & Networking category
18979 20034 21026
As % of all permanent IT jobs located in the UK 17.76% 17.06% 19.33%
Number of salaries quoted 15206 16046 16990
Average salary £45,000 £42,500 £42,500
Average salary % change year-on-year
+5.88% -
90% offered a salary of more than £27,500 £27,000 £27,000
10% offered a salary of more than £67,500 £65,000 £62,500
UK excluding London average salary £42,500 £40,000 £40,000
% change year-on-year
+6.25% -

X.21
Jobs Demand Trend

This chart provides the 3-month moving total of permanent IT jobs citing X.21 within the UK as a proportion of the total demand within the Communications & Networking category.

X.21 Jobs Demand Trend in the UK

X.21
Salary Trend

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing X.21 within the UK.

X.21 Salary Trend in the UK

X.21
Salary Histogram

This chart provides a salary histogram for IT jobs citing X.21 over the 3 months to 22 May 2015 within the UK.

X.21 Salary Histogram in the UK

X.21
Top 9 Job Locations

The table below looks at the demand and provides a guide to the average salaries quoted in IT jobs citing X.21 within the UK over the 3 months to 22 May 2015. 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
(Use links below to see detailed
statistics and historical trends)
Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Average Salary
Last 3 Months
Average Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
England +39 12 £50,000 +91.38%
South East +7 8 £51,250 +111.34%
Berkshire +6 8 £51,250 +111.34%
Reading -8 7 £52,500 +116.49%
Prudhoe - 3 £50,000 -
North East - 3 £50,000 -
Tyne and Wear - 3 £50,000 -
South West - 1 £43,500 -
Wiltshire - 1 £43,500 -

X.21
Top 30 Related IT Skills

For the 6 months to 22 May 2015, IT jobs within the UK citing X.21 also mentioned the following IT skills in order of popularity. The figures indicate the number of jobs and their proportion against the total number of IT job ads sampled that cited X.21.

1 22 (100.00%) Cisco
1 22 (100.00%) MPLS
2 21 (95.45%) OSPF
2 21 (95.45%) ATM
2 21 (95.45%) IPsec
3 20 (90.91%) DSL
3 20 (90.91%) ISDN
3 20 (90.91%) PPP
3 20 (90.91%) BGP
3 20 (90.91%) Cisco Certification
3 20 (90.91%) CCNP
4 19 (86.36%) SNMP
4 19 (86.36%) TCP/IP
4 19 (86.36%) DNS
5 18 (81.82%) EIGRP
6 17 (77.27%) VLAN
6 17 (77.27%) VoIP
6 17 (77.27%) Spanning Tree
7 15 (68.18%) CCSP
7 15 (68.18%) JNCIS
7 15 (68.18%) CCDP
8 14 (63.64%) Firewall
9 13 (59.09%) Broadband
9 13 (59.09%) Analytical Skills
10 11 (50.00%) WAN
10 11 (50.00%) Network Design
11 10 (45.45%) L2TP
12 9 (40.91%) Test Management
12 9 (40.91%) Load Balancing
13 8 (36.36%) UNIX

X.21
Top Related IT Skills by Category

For the 6 months to 22 May 2015, IT jobs within the UK citing X.21 also mentioned the following IT skills grouped by category. The figures indicate the number of jobs and their proportion against the total number of IT job ads sampled that cited X.21. Up to 20 skills are shown per category.

Applications
1 1 (4.55%) MS PowerPoint
1 1 (4.55%) MS Excel
1 1 (4.55%) MS Visio
Communications & Networking
1 22 (100.00%) MPLS
2 21 (95.45%) OSPF
2 21 (95.45%) ATM
2 21 (95.45%) IPsec
3 20 (90.91%) DSL
3 20 (90.91%) ISDN
3 20 (90.91%) PPP
3 20 (90.91%) BGP
4 19 (86.36%) SNMP
4 19 (86.36%) TCP/IP
4 19 (86.36%) DNS
5 18 (81.82%) EIGRP
6 17 (77.27%) VLAN
6 17 (77.27%) VoIP
6 17 (77.27%) Spanning Tree
7 14 (63.64%) Firewall
8 13 (59.09%) Broadband
9 11 (50.00%) WAN
10 10 (45.45%) L2TP
11 4 (18.18%) Unified Communications
General
1 1 (4.55%) Legal
Job Titles
1 20 (90.91%) Network Engineer
2 4 (18.18%) Cisco Engineer
2 4 (18.18%) Cisco Network Engineer
3 2 (9.09%) Support Engineer
3 2 (9.09%) IP Network Engineer
3 2 (9.09%) IP Engineer
4 1 (4.55%) Cisco Support Engineer
4 1 (4.55%) Core Network Engineer
4 1 (4.55%) Technical Support
4 1 (4.55%) Technical Support Engineer
4 1 (4.55%) Network Support Engineer
4 1 (4.55%) Technical Engineer
4 1 (4.55%) Cisco Support
4 1 (4.55%) Network Specialist
4 1 (4.55%) Network Support
Miscellaneous
1 13 (59.09%) Analytical Skills
Operating Systems
1 8 (36.36%) UNIX
Processes & Methodologies
1 11 (50.00%) Network Design
2 9 (40.91%) Test Management
2 9 (40.91%) Load Balancing
3 2 (9.09%) ITIL
3 2 (9.09%) Time Management
3 2 (9.09%) Network Monitoring
4 1 (4.55%) Network Management
4 1 (4.55%) Deep Packet Inspection
4 1 (4.55%) Service Management
4 1 (4.55%) Password Management
4 1 (4.55%) Validation
4 1 (4.55%) Facility Management
Qualifications
1 20 (90.91%) Cisco Certification
1 20 (90.91%) CCNP
2 15 (68.18%) CCSP
2 15 (68.18%) JNCIS
2 15 (68.18%) CCDP
3 3 (13.64%) CCIP
3 3 (13.64%) CCNA
4 2 (9.09%) CCIE
4 2 (9.09%) Security Cleared
5 1 (4.55%) SC Cleared
Quality Assurance & Compliance
1 2 (9.09%) PCI DSS
1 2 (9.09%) ISO/IEC 27001
2 1 (4.55%) SLA
System Software
1 7 (31.82%) VMware ESX
2 1 (4.55%) Firmware
Systems Management
1 1 (4.55%) Tivoli
Vendors
1 22 (100.00%) Cisco
2 7 (31.82%) VMware
2 7 (31.82%) F5
3 3 (13.64%) Juniper
4 2 (9.09%) Microsoft
5 1 (4.55%) Nortel
5 1 (4.55%) Brocade
5 1 (4.55%) IBM