Overview
News
Technologies
Salaries
Products
People
Growth
Offices
Jobs
Financials

Overview

Clavister is a Swedish cybersecurity company founded in 1997 and headquartered in Ornskoldsvik. It develops network security software and firewalls for telecom and defence customers. The company is listed on Nasdaq First North.

News

Award 1 month ago
Clavister Awarded 47 MSEK Network Security Contract with Global Enterprise Customer
Örnsköldsvik, Sweden - 9 September 2026 - Clavister, a leader in European cybersecurity for mission-critical applications, has signed a new five-year agreement with a long-standing global enterprise customer for the continued delivery of network security
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Award FinanzNachrichten.de 1 month ago
Clavister AB: Clavister Awarded 47 MSEK Network Security Contract with Global Enterprise Customer
Örnsköldsvik, Sweden - 9 September 2026 - Clavister, a leader in European cybersecurity for mission-critical applications, has signed a new five-year agreement with a long-standing global enterprise customer
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Blog 1 month ago
Clavister and Akkodis Strengthen Europe's Tactical Communications Capabilities
Örnsköldsvik, Sweden - 03 September 2026 - Clavister, a leader in European cybersecurity for mission-critical applications, today announces that it has signed a Memorandum of Understanding (MoU) with Akkodis Group Nordics to deepen the companies' collabor
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Blog 4 months ago
Statement on the Judgment in the Dispute Between PhenixID and FortifiedID
Örnsköldsvik, Sweden - June 23, 2026 - The Swedish Patent and Market Court of Appeal has issued its judgment in the case between PhenixID AB and FortifiedID AB. The Court overturned the previous ruling of the Patent and Market Court and found that Fortifi
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Blog 4 months ago
Clavister Receives 14 MSEK Order from the Norwegian Defence Materiel Agency
Örnsköldsvik, Sweden - June 2, 2026 - Clavister, a leader in European cybersecurity for mission-critical applications, today announced that it has received an order from the Norwegian Defence Materiel Agency (NDMA) valued at approximately 14 MSEK. The ord
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Award 8 months ago
Clavister Awarded Initial Contract for Cross Domain Solution Integrated in Advanced European Defence System
Clavister, a leader in European cybersecurity for mission-critical applications, today announces that the company has been awarded an initial contract for the new cross domain solution being developed in cooperation with Saab. The solution will be integra
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News FinanzNachrichten.de 8 months ago
Clavister AB: Clavister Q4 2025: Improved Operating Profit and Significantly Strengthened Balance Sheet
February 12, 2026, Örnsköldsvik, Sweden. Clavister, a leader in European cybersecurity for mission-critical applications released its latest quarterly report for 2025.Continued improvement in operating
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Award 9 months ago
Clavister Awarded 280 MSEK Tactical Communications Contract by Norwegian Defence Material Agency
Clavister, a European leader in cybersecurity for mission-critical applications, today announces that the company has been awarded a contract by the Norwegian Defence Material Agency (NDMA) for the development of Tactical Core Network System (TCNS), a sec
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Blog 11 months ago
Arrow Electronics Expands Clavister Cybersecurity Distribution Across 11 European Markets
Clavister, a European leader in cybersecurity for mission-critical applications, today announcedthat Arrow Electronics will expand distribution of Clavister's full cybersecurity portfolio fromSweden into 11 additional European markets: Belgium, Netherland
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Blog 1 year ago
Clavister and PhenixID Unite Under One Brand
We're excited to announce that Clavister and PhenixID are now united under one single brand - Clavister. This change means we are no longer two separate brands. From now on, everything we do will be under the Clavister name, with one clear identity and a
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Tech stack

Technologies named in job postings at Clavister over the last 12 months, by layer, with the share of postings for each.
Technologies in use
9
Postings analysed
6
Stack modernity
78/100
Languages
C#
Java
Cloud & platforms
Active Directory
Windows
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Full Clavister tech stack 9 technologies · by team · pay by technology · changes · similar stacks

Growth

Hiring Momentum
37/100
Slowing
Open positions
4
0 opened / 3 closed in 30 days
Median time-to-fill
97 days
faster than 14% of the market
ATS activity
Every ~4 hours
10/19/2026
Hiring Dynamics 0%
Hiring Focus
The percentage next to each role is its share of the company's job openings over the last 90 days; the arrow shows the shift versus the previous period.
Product
25% ▲
HR
25% ▲
Sales
25% ▼
Operations
25% ▲
Activity Timeline
New location: Örnsköldsvik Sep 2026
Added Zero Trust to stack Sep 2026
Added Scrum to stack Sep 2026
Added Java to stack Sep 2026
Added CI/CD to stack Sep 2026
Added Agile to stack Sep 2026
Added Windows to stack Sep 2026
Added VPN to stack Sep 2026
Added TCP/IP to stack Sep 2026
Added Active Directory to stack Sep 2026
Added Machine Learning to stack Sep 2026

Offices

Where the company hires and what each office is for
Cities
3
Hiring now
3
Countries
1
Busiest office
Örnsköldsvik
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Headquarters Builds here Office with open vacancies Tap a pin for the office
Örnsköldsvik Sweden
HQ
1 open roles 1 posted in 90 days 10-50 est. staff
hires for Operations
Sjögatan 6 J
seen since Jun 2026 job postings
Stockholm Sweden
2 open roles 3 posted in 90 days 50-200 est. staff
hires for Product, Sales
Söder Mälarstrand 71
seen since Jun 2026 job postings
Gothenburg Sweden
1 open roles 10-50 est. staff
hires for Sales
seen since Jun 2026 job postings

Jobs

≈ $59k – $161k per year (Estimated) • In office • Full-Time • Stockholm
Java
Machine Learning
DevOps
CI/CD
IAM
Cybersecurity
Zero Trust
Management
Agile
Scrum
Apply