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Callsign jobs and hiring trends

Software & SaaS281 employeesFounded 2012United Kingdom
View 15 open jobsVisit company website
Tracked activei
15
Seen / 7 daysi
4
Added / 7 daysi
4
Added / weeki
1/ wk

01 / freshness

Recently confirmed

i
26.7%seen in 7 days

4 of 15 listings

Recently seen4
Not recently confirmed11
Last source sighting
Median posting age
39.3 days

02 / hiring trend

Hiring trend

11 snapshots

Nov 10, 2026

15 active roles

+275.0% vs Oct 7, 2026i4 added in 28 days · 0 in 1 day
Snapshot table
DateActive roles
2026-10-074
2026-10-1212
2026-10-1512
2026-10-1812
2026-10-2111
2026-10-2411
2026-10-2711
2026-10-3011
2026-11-0211
2026-11-0511
2026-11-1015

03 / functions

What they hire for

66.7%Software

Software10 · 66.7%
Engineering3 · 20.0%
Operations2 · 13.3%

15 classified listings

04 / seniority

Experience levels

60.0%Mid-level

Mid-level9 · 60.0%
Senior4 · 26.7%
Entry1 · 6.7%
Manager1 · 6.7%

15 classified listings

05 / work model

Work model

i
73%On-site
On-site11
Hybrid4

0.0% remote · 0 of 15

06 / locations

Top locations

  1. 1

    Abu DhabiUAE

    8
  2. 2

    LondonGBR

    6
  3. 3

    ManchesterGBR

    1

07 / advertised pay

Salary by level

Not enough posted salaries yet: each level needs at least 5 postings with a salary.

Verified active listings

Open roles at Callsign (15)

About Callsign

A private cybersecurity software company helping businesses authenticate users and prevent digital fraud.

Industry
Software & SaaS
Organization
Private
Company size
281 employees
Founded
2012
Headquarters
United Kingdom
Facts checked
Nov 6, 2026
Official website

Snapshot Nov 10, 2026, 7:10 AM UTC · Last source sighting Nov 5, 2026, 11:39 PM UTC · From verified public listings · Salary groups need 5+ postings