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Backend Jobs in Konstancin-Jeziorna
Backend Developer
Konstancin-Jeziorna
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Senior Backend Engineer (L5-L6) 100% remote
Apollo.io
Remote
Employment contract
Senior
28 000 - 38 000 PLN
React
TypeScript
Docker
Software Engineer (Backend Python/
AWS/
LLM) | f/
m/
d
ERGO Technology & Services S.A.
Warsaw, Gdansk
Employment contract
Mid/Regular
AWS
LLM
DynamoDB
Software Engineer (Python–GenAI) | f/
m/
d
ERGO Technology & Services S.A.
Gdansk, Warsaw
Employment contract
Mid/Regular
Azure OpenAI
Azure Machine Learning
Docker
Senior Java Developer
Luxoft DXC
Warsaw
Employment contract
Senior
Java Architect (with Capital Markets exp.)
Luxoft DXC
Remote
Employment contract
Mid/Regular
Spring Boot
AWS
PostgreSQL
SAP Integration /
Middleware Developer (BTP)
Devire
Remote
B2B contract
Mid/Regular
27 200 - 35 200 PLN
Java
ABAP OO
SAP HANA
Senior Java Programmer
TeamQuest
Warsaw
B2B contract
Senior
23 000 - 28 000 PLN
AWS
Docker
Microservices
Tech Lead (Python/
AWS)
TeamQuest
Krakow, Remote
B2B contract
Lead / Principal
30 000 - 39 000 PLN
AWS
React
Jenkins
Tech Lead (Python/
AWS)
TeamQuest
Katowice, Remote
B2B contract
Lead / Principal
30 000 - 39 000 PLN
AWS
React
Jenkins
Tech Lead (Python/
AWS)
TeamQuest
Bialystok, Remote
B2B contract
Lead / Principal
30 000 - 39 000 PLN
AWS
React
Jenkins
Tech Lead (Python/
AWS)
TeamQuest
Gdansk, Remote
B2B contract
Lead / Principal
30 000 - 39 000 PLN
AWS
React
Jenkins
Tech Lead (Python/
AWS)
TeamQuest
Rzeszów, Remote
B2B contract
Lead / Principal
30 000 - 39 000 PLN
AWS
React
Jenkins
Tech Lead (Python/
AWS)
TeamQuest
Lodz, Remote
B2B contract
Lead / Principal
30 000 - 39 000 PLN
AWS
React
Jenkins
Tech Lead (Python/
AWS)
TeamQuest
Poznan, Remote
B2B contract
Lead / Principal
30 000 - 39 000 PLN
AWS
React
Jenkins
Tech Lead (Python/
AWS)
TeamQuest
Lublin, Remote
B2B contract
Lead / Principal
30 000 - 39 000 PLN
AWS
React
Jenkins
Tech Lead (Python/
AWS)
TeamQuest
Wroclaw, Remote
B2B contract
Lead / Principal
30 000 - 39 000 PLN
AWS
microservices
SQL
Tech Lead (Python/
AWS)
TeamQuest
Warsaw, Remote
B2B contract
Lead / Principal
30 000 - 39 000 PLN
AWS
React
Jenkins
Senior Backend Engineer (AI-Native)
Innovecs
Remote
Employment contract
Senior
Backend Team Leader (AI-Driven Lifecycle Specialist)
Innovecs
Remote
Employment contract
Lead / Principal
AI Engineer (Mid/
Senior) (Open)
Accenture Polska
Warsaw, Lodz
Employment contract
Mid/Regular
LangChain
FastAPI
Docker
Guidewire PolicyCenter Developer
Accenture Polska
Warsaw, Lodz +3
Warsaw
Lodz
Katowice
Krakow
Wroclaw
Contractor
Mid/Regular
SQL
Git
JIRA
Senior Software Engineer (One Identity) | f/
m/
d
ERGO Technology & Services S.A.
Warsaw, Gdansk
Employment contract
Senior
.NET
C#
PowerShell
Backend Developer @ Accenture Song
Accenture Polska
Warsaw
Employment contract
Mid/Regular
Known salary brackets
SQL
PostgreSQL
MongoDB
Software Engineer (One Identity) | f/
m/
d
ERGO Technology & Services S.A.
Warsaw, Gdansk
Employment contract
Mid/Regular
.NET
C#
PowerShell
Senior Python Developer for Virtual Infrastructures
Luxoft DXC
Remote
Employment contract
Senior
PyTest
Elasticsearch
Docker
Senior Java Developer
TeamQuest
Warsaw
B2B contract
Senior
23 000 - 28 000 PLN
AWS
Docker
Microservices
Tech Lead (Python/
AWS)
TeamQuest
Lodz, Remote
B2B contract
Lead / Principal
30 000 - 39 000 PLN
AWS
React
Jenkins
Guidewire Developer
TeamQuest
Warsaw
B2B contract/Employment contract
Junior
19 000 - 25 000 PLN
Gosu
Azure
Python
Tech Lead (Python/
AWS)
TeamQuest
Bialystok, Remote
B2B contract
Lead / Principal
30 000 - 39 000 PLN
AWS
React
Jenkins
Tech Lead (Python/
AWS)
TeamQuest
Gdansk, Remote
B2B contract
Lead / Principal
30 000 - 39 000 PLN
AWS
React
Jenkins
Tech Lead (Python/
AWS)
TeamQuest
Krakow, Remote
B2B contract
Lead / Principal
30 000 - 39 000 PLN
AWS
React
Jenkins
Tech Lead (Python/
AWS)
TeamQuest
Katowice, Remote
B2B contract
Lead / Principal
30 000 - 39 000 PLN
AWS
React
Jenkins
Tech Lead (Python/
AWS)
TeamQuest
Warsaw, Remote
B2B contract
Lead / Principal
30 000 - 39 000 PLN
AWS
React
Jenkins
Tech Lead (Python/
AWS)
TeamQuest
Poznan, Remote
B2B contract
Lead / Principal
30 000 - 39 000 PLN
AWS
React
Jenkins
Tech Lead (Python/
AWS)
TeamQuest
Lublin, Remote
B2B contract
Lead / Principal
30 000 - 39 000 PLN
AWS
React
Jenkins
Tech Lead (Python/
AWS)
TeamQuest
Wroclaw, Remote
B2B contract
Lead / Principal
30 000 - 39 000 PLN
AWS
React
Jenkins
Tech Lead (Python/
AWS)
TeamQuest
Rzeszów, Remote
B2B contract
Lead / Principal
30 000 - 39 000 PLN
AWS
React
Jenkins
Guidewire BilingCenter Developer
Accenture Polska
Warsaw, Lodz +3
Warsaw
Lodz
Katowice
Krakow
Wroclaw
Employment contract
Mid/Regular
SQL
Git
JIRA
Senior C#/
.NET Developer
Luxoft DXC
Remote
Employment contract
Senior
.NET
React
MongoDB
Senior-Regular Python Developer with GCP
Luxoft DXC
Remote
Employment contract
Senior
GCP
BigQuery
Pub/Sub
Avaloq Developer
Luxoft DXC
Warsaw
Employment contract
Mid/Regular
Avaloq Banking System
SQL
Full Stack Developer
Luxoft DXC
Remote
Employment contract
Mid/Regular
React
Plotly
Lang chain
Guidewire Developer
TeamQuest
Warsaw
B2B contract/Employment contract
Junior
19 000 - 25 000 PLN
Gosu
Azure
Python
Senior Java Developer
TeamQuest
Warsaw
B2B contract
Senior
23 000 - 28 000 PLN
AWS
Docker
Microservices
Tech Lead (Python/
AWS)
TeamQuest
Gdansk, Remote
B2B contract
Lead / Principal
30 000 - 39 000 PLN
AWS
React
Jenkins
Tech Lead (Python/
AWS)
TeamQuest
Katowice, Remote
B2B contract
Lead / Principal
30 000 - 39 000 PLN
AWS
React
Jenkins
Tech Lead (Python/
AWS)
TeamQuest
Bialystok, Remote
B2B contract
Lead / Principal
30 000 - 39 000 PLN
AWS
React
Jenkins
Tech Lead (Python/
AWS)
TeamQuest
Krakow, Remote
B2B contract
Lead / Principal
30 000 - 39 000 PLN
AWS
React
Jenkins
Tech Lead (Python/
AWS)
TeamQuest
Lodz, Remote
B2B contract
Lead / Principal
30 000 - 39 000 PLN
AWS
React
Jenkins
Tech Lead (Python/
AWS)
TeamQuest
Lublin, Remote
B2B contract
Lead / Principal
30 000 - 39 000 PLN
AWS
React
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