TSS
tss.black
Actively hiring
AI Consulting & Integration
Custom Software Development
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Overview
Technologies
Salaries
Products
People
Growth
Offices
Jobs
Financials
Overview
TSS, known as Trusted Software Services, is a software development company based in Warsaw, Poland, operating in the information technology and engineering sector. It delivers custom software solutions and related IT services with particular focus on financial technology and artificial intelligence applications for commercial customers.
Tech stack
Technologies named in job postings at TSS over the last 12 months, by layer, with the share of postings for each.
Technologies in use
81
Postings analysed
13
Stack modernity
66/100
Languages
SQL38%
Java31%
C#15%
JavaScript15%
Frameworks & libraries
Flink15%
Hadoop15%
JUnit15%
Redux15%
Databases
HBase15%
MS SQL8%
PostgreSQL8%
Cloud & platforms
Azure23%
GitLab23%
GitLab CI23%
Linux23%
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Full TSS tech stack
81 technologies · by team · pay by technology · changes · similar stacks
Growth
Hiring Momentum
54/100
Stable
Open positions
6
0 opened / 7 closed in 30 days
Median time-to-fill
60 days
faster than 26% of the market
ATS activity
Every ~14 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
31% ▼
QA
23% ▲
Frontend
15% ▼
Data Science
8% ▼
Mobile
8% ▼
DevOps
8% ▼
Activity Timeline
Added SOAP to stack
Sep 2026
Added Linux to stack
Sep 2026
Added OWASP to stack
Sep 2026
Added UML to stack
Sep 2026
Added BPMN to stack
Sep 2026
Added Scrum to stack
Sep 2026
Added Agile to stack
Sep 2026
Added SSIS to stack
Sep 2026
Added Master Data Management to stack
Sep 2026
Added GitLab to stack
Aug 2026
Added ETL/ELT to stack
Aug 2026
Added Zabbix to stack
Aug 2026
Offices
Where the company hires and what each office is for
Cities
1
Hiring now
1
Countries
1
Busiest office
Warsaw
Warsaw
Poland
HQ
00-876 Warsaw
6 open roles 13 posted in 90 days 100% engineering 50% remote 50-200 est. staff $47k Avg Salary
hires for Backend, QA, DevOps
00-876 Warsaw
Jobs
$32k – $40k per year • Remote (likely Poland) • Full-Time • Warsaw
SQL
Jira
Agile
QA
Postman
SoapUI
Apply
$42k – $50k per year • Remote (likely Poland) • Full-Time • Warsaw
SQL
Rest API
Management
Jira
Agile
Scrum
UML
BPMN
Apply
$40k – $48k per year • Remote (likely Poland) • Full-Time • Warsaw
Java
SQL
Maven
Mobile
JUnit
DevOps
Zabbix
Azure DevOps
CircleCI
GitLab CI
Azure
CI/CD
Jenkins
Git
Docker
Bamboo
Bitbucket
GitLab
SOAP
Cybersecurity
SonarQube
QA
TestNG
Selenium
Postman
SoapUI
Apply
$36k – $50k per year • In office • Full-Time • Warsaw
Java
HBase
Apache Kafka
AI/ML
Hadoop
Spark
Flink
DevOps
Linux
Analytics
ETL/ELT
Management
Confluence
Jira
Apply
$36k – $50k per year • In office • Full-Time • Warsaw
Python
HBase
Apache Kafka
AI/ML
Hadoop
Spark
Flink
DevOps
Linux
Analytics
ETL/ELT
Management
Confluence
Jira
Apply
$32k – $44k per year • In office • Full-Time • Warsaw
Python
PowerShell
Bash
Terraform
Puppet
Ansible
GCP
Azure DevOps
Chef
Prometheus
GitLab CI
Azure
CI/CD
Jenkins
AWS
Docker
Kubernetes
Grafana
GitLab
Linux
Management
Confluence
Jira
Apply