Uni Systems
unisystems.com
Actively hiring
IT Consulting & Digital Transformation
Systems Integrators
As featured in
View 20 jobs
Follow
Overview
News
Technologies
Salaries
Products
People
Growth
Offices
Jobs
Financials
How Uni Systems hires
Truth index
A 88/100
Median time to fill
31 days
Ghost roles
0%
Stale roles
50%
Reposted roles
0%
Uni Systems scores A on the Alion truth index (A is best, E worst), measured over 8 open roles re-checked against its own hiring board: 0% look like ghost listings, 50% have gone stale and 0% are the same role posted again. Its roles close in a median of 31 days. 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
Tech stack
Technologies named in job postings at Uni Systems over the last 12 months, by layer, with the share of postings for each.
Technologies in use
118
Postings analysed
38
Stack modernity
77/100AI adopter
Languages
Java34%
Python29%
JavaScript24%
SQL21%
Frameworks & libraries
Spring Boot18%
Angular8%
Hibernate8%
Spring Framework8%
Databases
Oracle11%
MS SQL8%
ElasticSearch8%
PostgreSQL5%
Cloud & platforms
Azure37%
.NET16%
Kubernetes16%
SIEM13%
AI & ML
Claude3%
LLM3%
Sign in to see how your skills match this stack
Sign In
Full Uni Systems tech stack
118 technologies · by team · pay by technology · changes · similar stacks
Growth
Hiring Momentum
91/100
Scaling fast
Open positions
24
14 opened / 13 closed in 30 days
Median time-to-fill
31 days
faster than 39% of the market
ATS activity
Every ~4 hours
Today
Hiring Dynamics
+100%
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.
Backend
23% ▼
Security
14% ▲
DevOps
9% ▲
Data Science
6% ▲
Administrative
6% ▲
Finance
6% ▲
Actively hiring for Backend (+6 in 30 days)
Activity Timeline
New location: Ispra
Oct 2026
Added SharePoint to stack
Oct 2026
Added OpenAI Codex to stack
Oct 2026
Added Claude Code to stack
Oct 2026
Added Vue.js to stack
Oct 2026
Added Power BI to stack
Oct 2026
Added NumPy to stack
Oct 2026
Added Matplotlib to stack
Oct 2026
Added DLP to stack
Oct 2026
Added MariaDB to stack
Oct 2026
New location: Agios Ioannis Rentis
Sep 2026
New location: Luxembourg City
Sep 2026
Offices
Where the company hires and what each office is for
Cities
7
Hiring now
7
Countries
6
Busiest office
Athens
Loading the map
Headquarters
Builds here
Office with open vacancies
Tap a pin for the office
Athens
Greece
HQ
Financial Overview
15 open roles 16 posted in 90 days 80% engineering 7% remote 200-500 est. staff
hires for Backend, Security, Solutions
19-23, Al. Pantou str. 176 71 Athens
Brussels
Belgium
Regional office
3 open roles 7 posted in 90 days 67% engineering 50-200 est. staff
hires for Security, Finance
Warsaw
Poland
Regional office
3 open roles 6 posted in 90 days 33% engineering 10-50 est. staff
hires for DevOps, Leadership, Administrative
Luxembourg City
Luxembourg
1 open roles 2 posted in 90 days 100% engineering 100% remote 10-50 est. staff
hires for Backend
Paris
France
1 open roles 1 posted in 90 days 1-10 est. staff
hires for Support
Agios Ioannis Rentis
Greece
1 open roles 1 posted in 90 days 1-10 est. staff
hires for Industrial Engineering
Ispra
Italy
1 open roles 1 posted in 90 days 100% engineering 1-10 est. staff
hires for Data Science
Earlier presence
Strasbourg, France
Jobs
Hybrid • Full-Time • Athens
JavaScript
Java
SQL
Spring Framework
Spring Boot
Hibernate
Apache Camel
Databases
Oracle
ElasticSearch
Frontend
React.js
Mobile
Dependency Injection
DevOps
CI/CD
Jenkins
SOAP
Apply
≈ $81k – $197k per year (Estimated) • In office • Full-Time • Brussels
CI/CD
IAM
Cybersecurity
Microsoft Entra ID
PKI
Apply
≈ $50k – $93k per year (Estimated) • In office • Full-Time • Warsaw
Python
PowerShell
Bash
Terraform
Ansible
GCP
Red Hat
VMWare
Azure
Windows Server
AWS
Configuration Management
Linux
Management
ITIL
ITSM
Apply
≈ $48k – $102k per year (Estimated) • Hybrid • Full-Time • Athens
Java
C#
.NET
DevOps
OpenShift
Azure
CI/CD
Kubernetes
IAM
SOAP
Cybersecurity
Zero Trust
Management
UML
BPMN
Apply
≈ $65k – $180k per year (Estimated) • In office • Full-Time • Master's Degree • Brussels
Python
Java
Azure
AWS
Windows
Cybersecurity
PKI
Apply
Remote (Luxembourg) • Full-Time • Luxembourg City
JavaScript
Java
TypeScript
SQL
Spring Boot
Hibernate
Apache Camel
AI/ML
Copilot
Claude Code
OpenAI Codex
Frontend
Angular
DevOps
Terraform
Azure DevOps
Azure
CI/CD
Git
Docker
Management
ServiceNow
SharePoint
Agile
Scrum
ITIL
Apply
≈ $35k – $70k per year (Estimated) • In office • Full-Time • Ispra
Python
JavaScript
Java
SQL
C#
Node JS
SAS
SPSS
Stata
Spring Boot
Node JS
Express
Databases
MySQL
PostgreSQL
MS SQL
ElasticSearch
AI/ML
Sentence-Transformers
Scikit-learn
NLP
spaCy
Transformers
NumPy
Anomaly Detection
Sentiment Analysis
Recommender Systems
Machine Learning
DevOps
OpenShift
CI/CD
GitLab
Unix
Analytics
Tableau
ETL/ELT
Talend
SAP BusinessObjects
Apply
≈ $33k – $77k per year (Estimated) • Hybrid • Full-Time • Bachelor's Degree • Athens
Azure
IAM
Linux
TCP/IP
DNS
Cybersecurity
SIEM
DLP
Apply
≈ $67k – $127k per year (Estimated) • In office • Full-Time • Warsaw
IAM
Management
ITIL
Apply
≈ $22k – $60k per year (Estimated) • Hybrid • Full-Time • Bachelor's Degree • Athens
Python
JavaScript
Rest API
Apply
≈ $27k – $80k per year (Estimated) • Remote (Greece) • Full-Time • Bachelor's Degree • Athens
Java
Dependency Injection
DevOps
SOAP
Apply
≈ $28k – $52k per year (Estimated) • In office • Full-Time • Bachelor's Degree • Paris
Azure
Cybersecurity
Microsoft Entra ID
Management
ITIL
Service Desk
Apply