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 19 December 2014 with a comparison to the same period in the previous 2 years.

Location
3 months to
19 Dec 2014
Same period 2013 Same period 2012
X.21
Rank 887 882 867
Rank change year-on-year
-5 -15
Permanent jobs citing X.21 10 8 18
As % of all permanent IT jobs located in the UK 0.009% 0.007% 0.016%
As % of the Communications & Networking category 0.050% 0.043% 0.079%
Number of salaries quoted 10 8 16
Average salary £30,000 £50,000 £24,000
Average salary % change year-on-year
-40.00% +108.33%
UK excluding London average salary £30,000 £50,000 £24,000
% change year-on-year
-40.00% +108.33%

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
19930 18802 22840
As % of all permanent IT jobs located in the UK 17.80% 17.17% 19.78%
Number of salaries quoted 16113 14740 19028
Average salary £42,500 £45,000 £42,500
Average salary % change year-on-year
-5.55% +5.88%
90% offered a salary of more than £27,000 £27,500 £27,500
10% offered a salary of more than £63,750 £62,500 £65,000
UK excluding London average salary £40,000 £40,000 £40,000

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 19 December 2014 within the UK.

X.21 Salary Histogram in the UK

X.21
Top 13 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 19 December 2014. 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 0 10 £30,000 -40.00%
West Midlands -4 6 £29,000 -3.33%
South East +8 4 £46,250 -7.50%
Berkshire -1 4 £46,250 -7.50%
Worcestershire - 4 £29,000 -
Redditch - 4 £29,000 -
Reading +1 3 £47,500 -5.00%
Tyne and Wear - 2 £48,750 -
Newcastle upon Tyne - 2 £48,750 -
North East - 2 £48,750 -
Studley -1 1 £30,000 -
Warwickshire -4 1 £30,000 -
Birmingham - 1 £29,000 -

X.21
Top 30 Related IT Skills

For the 6 months to 19 December 2014, 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 15 (100.00%) Cisco
1 15 (100.00%) PPP
1 15 (100.00%) MPLS
1 15 (100.00%) OSPF
1 15 (100.00%) BGP
1 15 (100.00%) DSL
1 15 (100.00%) IPsec
2 12 (80.00%) Firewall
2 12 (80.00%) ATM
2 12 (80.00%) ISDN
3 9 (60.00%) Load Balancing
3 9 (60.00%) VPN
4 8 (53.33%) Network Monitoring
5 7 (46.67%) Cisco Certification
6 6 (40.00%) Netcool
6 6 (40.00%) Telecoms
6 6 (40.00%) SNMP
6 6 (40.00%) WAN
7 4 (26.67%) Ethernet
7 4 (26.67%) CCNP
8 3 (20.00%) CCNA
8 3 (20.00%) CCDP
8 3 (20.00%) xDSL
8 3 (20.00%) VLAN
8 3 (20.00%) DNS
8 3 (20.00%) Network Management
8 3 (20.00%) EIGRP
8 3 (20.00%) L2TP
8 3 (20.00%) TCP/IP
8 3 (20.00%) VoIP

X.21
Top Related IT Skills by Category

For the 6 months to 19 December 2014, 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.

Communications & Networking
1 15 (100.00%) PPP
1 15 (100.00%) MPLS
1 15 (100.00%) OSPF
1 15 (100.00%) BGP
1 15 (100.00%) DSL
1 15 (100.00%) IPsec
2 12 (80.00%) ATM
2 12 (80.00%) ISDN
2 12 (80.00%) Firewall
3 9 (60.00%) VPN
4 6 (40.00%) SNMP
4 6 (40.00%) WAN
5 4 (26.67%) Ethernet
6 3 (20.00%) TCP/IP
6 3 (20.00%) VoIP
6 3 (20.00%) VLAN
6 3 (20.00%) EIGRP
6 3 (20.00%) L2TP
6 3 (20.00%) DNS
6 3 (20.00%) xDSL
General
1 6 (40.00%) Telecoms
Job Titles
1 11 (73.33%) Network Engineer
1 11 (73.33%) NOC Engineer
2 2 (13.33%) Cisco Engineer
2 2 (13.33%) Cisco Network Engineer
Miscellaneous
1 3 (20.00%) Analytical Skills
2 1 (6.67%) Statistics
Operating Systems
1 1 (6.67%) UNIX
Processes & Methodologies
1 9 (60.00%) Load Balancing
2 8 (53.33%) Network Monitoring
3 3 (20.00%) Network Management
4 1 (6.67%) Test Management
4 1 (6.67%) Time Management
4 1 (6.67%) Configuration Management
4 1 (6.67%) Network Design
Qualifications
1 7 (46.67%) Cisco Certification
2 4 (26.67%) CCNP
3 3 (20.00%) CCNA
3 3 (20.00%) CCDP
3 3 (20.00%) JNCIS
3 3 (20.00%) CCSP
Systems Management
1 6 (40.00%) Netcool
Vendors
1 15 (100.00%) Cisco
2 1 (6.67%) Juniper