B2Bnetwork
b2bnetwork.ai
Staffing · EOR
Actively hiring
IT Outsourcing & Dedicated Teams
Software Testing & QA
IT Staffing & Staff Augmentation
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Overview
Technologies
Salaries
Products
People
Growth
Offices
Jobs
Financials
How B2Bnetwork hires
Truth index
B 75/100
Ghost roles
0%
Stale roles
100%
Reposted roles
0%
B2Bnetwork 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
Overview
B2Bnetwork (B2B.net S.A.) is a Warsaw-based IT outsourcing and software testing company that supplies IT engineers and whole teams to clients in data and analytics, cloud, cybersecurity, digital workplace and application development and maintenance. It operates from the Kopernik Office Buildings in Warsaw, runs QA, cloud, security and academy networks, organises ISTQB examinations, and places many specialists on projects for large banks, most visibly Nordea in Warsaw and Gdansk. Its postings cover Java and Python developers, test automation engineers, IT analysts, data engineers, solution architects, Scrum masters and project managers, largely on B2B contracts.
Technologies
Tech DNA
SQL
Java
Python
Spring Boot
Angular
Selenium
PostgreSQL
MS SQL
Snowflake
GCP
AWS
Azure
LLM
Claude
ChatGPT
AI/ML
SQL
Python
Scala
C++
CI/CD
Jenkins
Kubernetes
Git
Docker
SOAP
GCP
Linux
AWS
Grafana
Bitbucket
Ansible
Azure
PostgreSQL
OpenShift
Windows
MS SQL
Copilot
Prometheus
Terraform
IAM
Snowflake
LLM
AI Agents
Bamboo
GitLab
Db2
Machine Learning
Splunk
Windows Server
GitHub Actions
Configuration Management
Red Hat
Self-Healing
GitLab CI
Google GKE
DNS
Google BigQuery
Airflow
Spark
VMWare
ArgoCD
Dynatrace
Helm
GitOps
Amazon S3
GitHub
DHCP
VPN
Hadoop
RAG
Vertex AI
dbt
EU AI Act
LLM Guardrails
Amazon SageMaker
Synthetic Data
Kibana
Gitflow
AppDynamics
Podman
Nexus Repository
Amazon EC2
Azure DevOps
FinOps
VictoriaMetrics
Azure AKS
Bicep
Tekton
Amazon EKS
OpenTelemetry
SLI/SLO/SLA
Debian
Unix
AWS CDK
Alertmanager
Kustomize
Thanos
Docker Compose
Trunk-Based Development
Databricks
Oracle
IMS
Redis
MySQL
Azure SQL Database
BigQuery
pySpark
LangChain
LangGraph
NLP
Claude
AWS Bedrock
Embeddings
OpenAI
Edge AI
Pydantic AI
Red Teaming
Hyper-V
Zabbix
WebSockets
Istio
AIOps
AWS Fargate
AWS Lambda
Platform Engineering
Kong
CloudFormation
Incident Management
Google Cloud Run
Amazon CloudWatch
Amazon ECS
Amazon EventBridge
API Gateway
TCP/IP
Pinecone
Qdrant
Weaviate
ElasticSearch
InfluxDB
Azure Cosmos DB
Milvus
Django REST Framework
MLFlow
PyTorch
LlamaIndex
TensorFlow
Streamlit
Braintrust
Function Calling
Langfuse
LangSmith
Prompt Engineering
Promptfoo
Flink
Ray
ChatGPT
NumPy
Pandas
Scikit-learn
Feature Store
Backend
Java
C#
Perl
Kotlin
Elixir
Node JS
Groovy
Rust
Rest API
Apache Kafka
Spring Boot
Maven
.NET
RabbitMQ
Spring Framework
Liquibase
Hibernate
Spring Cloud
MockK
Testcontainers
Gradle
Spring Data JPA
Lombok
Apache Camel
gRPC
Mockito
Django
FastAPI
ASP.NET Core
Entity Framework Core
Hazelcast
Flask
Micronaut
GraphQL
Frontend
TypeScript
Sass
Angular
React.js
Figma
Sketch
Zeplin
Angular Material
RxJS
Next.js
NgRx
Redux
Webpack
Apollo Client
Vue.js
Adobe After Effects
Adobe Illustrator
Adobe Photoshop
Adobe XD
Security
JavaScript
PowerShell
Bash
Assembly
OWASP Top 10
GDPR
Microsoft Entra ID
Active Directory
Sysdig Secure
OWASP
Nessus
Nmap
OWASP ASVS
OWASP ZAP
Qualys Cloud Platform
tfsec
PKI
STRIDE
ISO 27001
MITRE ATT&CK
SonarQube
HashiCorp Vault
Zero Trust
Snyk
Vault
OpenSSL
Enterprise Apps
COBOL
JCL
IBM MQ
CICS
VSAM
Abend-AID
File-AID
TSO/ISPF
Mobile
Objective-C
Swift
JUnit
Clean Architecture
Bitrise
Compose Multiplatform
Espresso
Jetpack Compose
Kotlin Multiplatform
MVVM
Modularization
React Native
Material Design
Lottie
Analytics
ETL/ELT
Power BI
Informatica
DataStage
Master Data Management
SSIS
Dimensional Modeling
SSAS
Tableau
Erwin
QA
Selenium
Postman
SoapUI
Swagger
Playwright
Robot Framework
JMeter
Rest-Assured
Cypress
Appium
BrowserStack
Jest
Pytest
Cucumber
TestNG
Gatling
Other
Agile
Scrum
Jira
Confluence
UML
BPMN
ITIL
PoC Library
Miro
ITSM
Microsoft Office
Draw.io
Power Apps
Power Automate
Kanban
Waterfall
UiPath
Salesforce
Stack modernity
79/100
How modern this stack is, based on technology relevance, AI adoption and the share of legacy tools.
In-demand technologies
Agile
50 jobs
Required
$64k
-60% vs market
SQL
48 jobs
Required
$64k
-57% vs market
CI/CD
39 jobs
Required
$65k
-63% vs market
Scrum
34 jobs
Required
$58k
-60% vs market
Jira
31 job
Required
$58k
-59% vs market
Rest API
29 jobs
Required
$61k
-49% vs market
Java
26 jobs
Required
$58k
-67% vs market
Apache Kafka
26 jobs
Required
$58k
-67% vs market
Salary medians are calculated from this company's open jobs and compared with the market.
Industry adoption
SQL
34%
Python
33%
JavaScript
33%
CI/CD
33%
Agile
30%
Java
28%
Share of companies in the same industry that use each technology.
Stack changes
Apache Camel
Sep 2026
SSAS
Sep 2026
MITRE ATT&CK
Sep 2026
UiPath
Sep 2026
Trunk-Based Development
Sep 2026
Lombok
Sep 2026
Docker Compose
Sep 2026
Red Teaming
Sep 2026
Technologies recently added to or removed from this company's stack - a signal of tech migrations and new initiatives.
Jobgether
Accenture
Emagine
Job Mail
Citi
JPMorganChase
Salary insights
Compensation ranges based on this company's open jobs
Median
$63k
Typical range
$26k – $74k
Open positions
28
5
Jobs
Junior
20%
Senior
80%
| Level | Jobs | Median | Typical range |
|---|---|---|---|
| Junior | 1 | $30k | $30k |
| Senior | 4 | $64k | $64k – $70k |
Highest paying role
Mobile Developer Android/Kotlin Multiplatform (f/m/x)
$74k
Normalized to USD per year
Products
Team Sourcing
Assembly of several contractors at once for a client project. The agency handles contracting and coordination.
b2bnetwork.pl
Permanent Placement
Sourcing and screening candidates for employment contracts with client companies. It covers engineering and management roles.
b2bnetwork.pl
Contractor Recruitment
Placement of technology specialists on business-to-business contracts. It is the agency's primary service.
b2bnetwork.pl
Growth
Hiring Momentum
64/100
Growing
Open positions
117
0 opened / 92 closed in 30 days
Median time-to-fill
60 days
faster than 26% 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.
QA
19% ▼
DevOps
18%
Backend
17% ▼
Analytics
12% ▲
Data Science
11% ▼
Management
4% ▲
Actively hiring for Analytics (+11 in 30 days)
Offices
Where the company hires and what each office is for
Cities
6
Hiring now
6
Countries
1
Busiest office
Warsaw
Loading the map
Headquarters
Builds here
Office with open vacancies
Tap a pin for the office
Warsaw
Poland
HQ
Contact us
40 open roles 117 posted in 90 days 83% engineering 18% remote $59k Avg Salary
hires for Analytics, DevOps, Backend
Gdańsk
Poland
10 open roles 25 posted in 90 days 100% engineering $63k Avg Salary
hires for Analytics, DevOps, Data Science
Wrocław
Poland
3 open roles 3 posted in 90 days 33% engineering 67% remote $48k Avg Salary
hires for Management, Backend
Katowice
Poland
2 open roles 3 posted in 90 days 100% engineering $58k Avg Salary
hires for Frontend, Analytics
Gdynia
Poland
1 open roles 1 posted in 90 days 100% engineering
hires for QA
Płock
Poland
1 open roles 1 posted in 90 days 100% engineering
hires for DevOps
Earlier presence
Lublin, Poland
Kraków, Poland
Jobs
≈ $34k – $66k per year (Estimated) • In office • Full-Time • 5+ years exp • Master's Degree • Warsaw
SQL
Snowflake
MS SQL
AI/ML
Copilot
dbt
AI Agents
LLM
Apply
Apply
≈ $30k – $67k per year (Estimated) • Remote (likely Poland) • Full-Time • Warsaw
SQL
Elixir
Confluence
Jira
UML
BPMN
QA
SoapUI
Apply
In office
Java
TypeScript
Jenkins
Bitbucket
QA
Playwright
Apply
In office
Databricks
Google BigQuery
Azure SQL Database
BigQuery
AI/ML
Claude
Vertex AI
AWS Bedrock
Amazon SageMaker
DevOps
Terraform
GCP
AWS CDK
Azure
GitOps
AWS
Bicep
FinOps
Amazon S3
IAM
VPN
Cybersecurity
Microsoft Entra ID
Apply
Apply
In office
AI Agents
LLM
Machine Learning
Cybersecurity
OWASP Top 10
STRIDE
Apply
In office
JavaScript
Java
TypeScript
SQL
Maven
Frontend
Angular
Mobile
JUnit
DevOps
CI/CD
Git
GitLab
Management
Agile
Scrum
QA
Selenium
JMeter
Apply
Apply
In office • 5+ years exp
JavaScript
Java
TypeScript
SQL
Spring Boot
Databases
Apache Kafka
AI/ML
Copilot
AI Agents
Frontend
Angular
Angular Material
DevOps
Rest API
CI/CD
Jenkins
Git
Docker
Kubernetes
Bitbucket
Cybersecurity
OWASP
Management
Agile
Scrum
Apply
In office • 4+ years exp • Bachelor's Degree
Java
Bash
Spring Boot
Gradle
Databases
Apache Kafka
DevOps
CI/CD
Docker
Kubernetes
Linux
Management
Agile
Apply