What jobs is GuestWorld hiring for right now?

As of Oct 25, 2026, GuestWorld has 6 open jobs on Alion. They are posted in one city. Its postings score B on the Alion truth index.

Source: Alion Coverage: open vacancies from the employer's own careers board Oct 21, 2026

Open jobs

6

Cities

1

Median age

99 days

How GuestWorld hires

Truth index

B 75/100

Ghost roles

0%

Stale roles

100%

Reposted roles

0%

GuestWorld scores B on the Alion truth index (A is best, E worst), measured over 4 open roles re-checked against its own hiring board: 0% look like ghost listings, 100% have gone stale and 0% are the same role posted again. It measures how much of what this employer publishes turns into a real, finite search - not the employer as a workplace. How the index is computed

Which roles GuestWorld is hiring for

5 Jobs

Backend 2 40%

AI/ML 1 20%

Enterprise Apps 1 20%

Security 1 20%

Where GuestWorld is hiring

GuestWorld hires from 2 offices across 1 countries, holding 7 of its open vacancies between them.

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Headquarters Builds here Office with open vacancies Tap a pin for the office

How the work at GuestWorld is set up

Work format

In office 5 100%

Level

Senior 2 40%

Middle 1 20%

Junior 1 20%

Lead 1 20%

Employment

Full-Time 5 100%

Open vacancies at GuestWorld

Lead Security Engineer (m/f)

≈ $43k – $111k per year (Estimated) • In office • Full-Time • Bachelor's Degree • Porto

Red Teaming

Cybersecurity

ISO 27001

PCI DSS

SOC 2

HIPAA

Shift-Left Security

Apply

View

Senior .NET Backend Developer (m/f)

≈ $33k – $82k per year (Estimated) • In office • Full-Time • 5+ years exp • Porto

SQL

C#

.NET

Entity Framework Core

Databases

Redis

Apache Kafka

DevOps

Datadog

CI/CD

Git

Docker

Grafana

SOAP

Apply

View

Senior Fullstack Engineer (C# + React) (m/f)

≈ $33k – $82k per year (Estimated) • In office • Full-Time • Porto

JavaScript

SQL

C#

Oracle

Frontend

React.js

Mobile

Clean Architecture

DevOps

Azure

CI/CD

AWS

Docker

Kubernetes

Apply

View

RPA Developer (m/f)

In office • Full-Time • 1+ year exp • Bachelor's Degree • Porto

SQL

OCR

DevOps

Azure DevOps

Azure

SOAP

Management

Agile

Scrum

Apply

View

IT Recruiter (m/f)

≈ $16k – $41k per year (Estimated) • In office • Full-Time • 2+ years exp • Bachelor's Degree • Porto

Apply

View

Machine Learning Engineer (m/f)

≈ $33k – $77k per year (Estimated) • In office • Full-Time • 4+ years exp • Bachelor's Degree • Porto

C#

Databricks

AI/ML

Machine Learning

DevOps

Azure

Apply

View

Questions about jobs at GuestWorld

Is GuestWorld hiring right now?

Yes. As of Oct 25, 2026, GuestWorld has 6 open jobs on Alion.

What roles does GuestWorld hire for?

GuestWorld is hiring mostly for Backend, AI/ML, Enterprise Apps. The largest group is Backend with 2 open vacancies.

Where does GuestWorld hire?

GuestWorld has open vacancies in 1 places, most of all in Porto.

How long have GuestWorld vacancies been open?

Half have been on Alion for 99 days or less. 3 vacancies at GuestWorld have been listed for more than 90 days, and postings of that age are far more often out of date.

How reliable are GuestWorld job postings?

GuestWorld scores B on the Alion truth index (A is best, E worst), measured over 4 open roles re-checked against its own hiring board: 0% look like ghost listings, 100% have gone stale and 0% are the same role posted again.