Company · Custom software development agencies

Critical Software_

As of 1 November 2026, Critical Software has 10 open roles (3 new in 30 days), its product, program & project management team is hiring most, and its postings name Railway as the tools the team works in.

As of 1 November 2026 · refreshed daily · counts move as websites, DNS and career sites are re-read.

Taveiro, United States501-1000 employees50M-250M revenue, est.B2Bcriticalsoftware.com ↗LinkedIn ↗
Headquarters
Taveiro, Coimbra, United States
Employees
501-1000 employees (linkedin)
Sells to
automotive OEMs, aerospace OEMs, financial institutions
Certifications on site
Site languages
EN
Career system
Breezy
10open roles · 3 new in 30 days
1tools named in postings
Germany, Spain, Portugal, United Stateshiring locations
0change signals read in postings
02 — What they do, whom they sell to, who else does it

Critical Software in one screen

Read from criticalsoftware.com: what the company does, the customers it names, the buyers we can actually see, and the companies that sell the same thing.

What Critical Software does

Critical Software is a software engineering firm that designs, builds and validates safety-critical systems for safety-, mission- and business-critical applications across nine industries. Its offerings span automotive, aviation, defence, energy, finance, medical devices, railway, space and insurance sectors. Clients include NASA, ESA, Airbus, BMW, Saab and Alstom.

automotive software solutionsavionics software developmentdefence and security softwareenergy software solutionsfinancial services softwaremedical device softwarerailway engineering solutionsspace software engineering
Whom it sells to

Named on the site: automotive OEMs, aerospace OEMs, financial institutions, medical device manufacturers, defence and homeland security, automotive manufacturers, aerospace and defence.

Who else sells this

Nearest companies by what they do, sell and whom they serve, 51+ employees. 596 scored.

Real Time ConsultingUnited States · 51-200 employeesAerosoftItaly · 51-200 employeesKritikal SolutionsUnited States · 201-500 employeesAdvalangeUnited States · 201-500 employeesSimsoftTürkiye · 201-500 employeesglobal-infonet.comUnited States · 51-200 employees
03 — Tech stack, with the evidence

What Critical Software says it runs

Tools named in the company's own postings as the team's systems, with the sentence that says so. What the website and DNS show is listed separately.

Railway · medium confidence · 1 posting
• Background in Aerospace, Space, or Defense; candidates with strong safety-critical experience in Automotive or Railway are also welcome, provided those fundamentals are transferable to this domain.
Principal Engineer · first seen 2026-09-24
On the website or in DNS

Vendors whose code loads on criticalsoftware.com or whose records sit in its DNS. Page plumbing (libraries, fonts, consent banners) is left out.

Cloudflareseen on criticalsoftware.comHubSpotseen on criticalsoftware.comAnthropicseen on criticalsoftware.comappleseen on criticalsoftware.comethiackseen on criticalsoftware.com
have_i_been_pwnedseen on criticalsoftware.com
Microsoft 365seen on criticalsoftware.com
Microsoft Entra IDseen on criticalsoftware.com
microsoft_intuneseen on criticalsoftware.com
microsoft_teamsseen on criticalsoftware.com
04 — Hiring

10 open roles, 8 opened in 90 days

Read hourly from the company's career system. Open roles and new roles in the last 30 days, by team. Companies hiring product, program & project management in United States →

05 — Signals

What is changing, read from the postings

Intents are events the employer states about itself, each with the sentence and the posting it came from.

No change signals read in the current postings.

Decision makers at Critical Software, with verified e-mails, and every change the moment it is posted.

Sales, marketing and IT leaders by function. Add Critical Software to a monitor and get a webhook when a role opens, a tool appears or a signal is read.

Free plan: 1,000 records, no card. The first 20 are above; e-mails are verified at the mail server when you open them.

06 — Lookalikes

Companies like Critical Software

Nearest by what they do, what they sell and whom they sell to, 51+ employees. 6 of 596 scored.

Real Time ConsultingOther engineering technical consulting · United States51-200 employees
AerosoftOther aerospace & defence manufacturing · Italy51-200 employees
Kritikal SolutionsCustom software development agencies · United States201-500 employees
AdvalangeCustom software development agencies · United States201-500 employees
SimsoftDefence systems manufacturers · Türkiye201-500 employees
global-infonet.comCustom software development agencies · United States51-200 employees
07 — Profile

From the company's own website

Legal nameCritical Software
IndustryTechnology & software · Custom software development agencies
Offeringsautomotive software solutions · avionics software development · defence and security software · energy software solutions · financial services software · medical device software · railway engineering solutions · space software engineering
Target customersautomotive OEMs · aerospace OEMs · financial institutions · medical device manufacturers · defence and homeland security · automotive manufacturers · aerospace and defence
Geographic scopeinternational · also Portugal
Reviews found
Public contact points1 role addresses · 0 phone numbers
Pages readprivacy, terms, home, contact, careers, references, about, services, certifications
Datescrawled 2026-08-07 · profiled 2026-08-16 · hiring built 2026-10-27
Cite this

Quote the sentence with the date and the link. The numbers change daily; the link always shows the current ones.

Critical Software (Taveiro, United States, 501-1000 employees) has 10 open roles, 3 new in 30 days, and names 1 tools in its postings. (Breaknorm, 1 November 2026, https://breaknorm.co/company/criticalsoftware.com)
How we know

Read from the source, not self-reported

Every number on this page can be traced to a page we crawled or a posting we read. Full methodology →

  • ProfileBuilt from criticalsoftware.com: summary, offerings, customers, certifications and contact points are extracted from its pages, with a confidence score per field.
  • HiringRead hourly from the company's Breezy career site; reposts collapse into one record.
  • Tech stackTools the employer's own text names as the team's systems, with the quote; website scripts counted separately.
  • HeadcountLinkedIn where known, otherwise estimated from the site.
FAQ

Critical Software: questions

Does Critical Software use Railway?

Yes, by the company's own words: 1 posting name it, first seen 2026-09-24, in the team.

Is Critical Software hiring?

10 open roles as of 1 November 2026, 3 opened in the last 30 days and 0 closed. The largest team hiring is product, program & project management.

Where does this profile come from?

From criticalsoftware.com itself: we crawled it on 2026-08-07, built the profile on 2026-08-16, and read its career site (Breezy) hourly since. Headcount is from LinkedIn.

Who should I write to at Critical Software?

The people are behind the login: decision makers by function, verified at the mail server when you open them. 1 public role addresses from the site are there too.

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