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Backend Jobs in Konstancin-Jeziorna
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Senior Software Engineer
The Flex
Paris, Belfast +5
Paris
Belfast
Brighton
Birmingham
London
Manchester
Remote
Employment contract
Senior
React
AWS
Python
AI Engineer (Mid/
Senior) (Open)
Accenture Polska
Warsaw, Lodz
Employment contract
Mid/Regular
LangChain
FastAPI
Docker
Avaloq Developer
Luxoft DXC
Warsaw
Employment contract
Mid/Regular
Avaloq Banking System
SQL
Pimcore Developer
Devire
Remote
B2B contract
Mid/Regular
20 800 - 25 600 PLN
PHP
JavaScript
MySQL
Senior Kernel Security Analyst
Devire
Remote
B2B contract
Senior
30 400 - 32 000 PLN
C
GDB
ftrace
Senior Fullstack Java Developer
Devire
Warsaw
B2B contract
Senior
22 400 - 28 800 PLN
Spring
Angular
SQL
Senior Software Engineer (IAM) | f/
m/
d
ERGO Technology & Services S.A.
Warsaw, Gdansk
Employment contract
Senior
.NET
C#
PowerShell
ABAP Developer
Accenture Polska
Warsaw, Katowice +4
Warsaw
Katowice
Lodz
Gdansk
Wroclaw
Krakow
Employment contract
Senior
SAPUI5
SAP BTP
SAP Fiori
Internship - Python AI Development Intern
Samsung R&D Institute Poland
Warsaw
Other
Internship
PyTorch
numpy
pandas
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 Software Developer - React Native
Luxoft DXC
Remote
Employment contract
Senior
JavaScript
Java
Kotlin
Senior Java Developer
Luxoft DXC
Warsaw
Employment contract
Senior
Cucumber
Spring Boot
RESTful services
Software Engineer (Generative AI) | f/
m/
d
ERGO Technology & Services S.A.
Warsaw, Gdansk
Employment contract
Mid/Regular
Azure OpenAI
Azure Machine Learning
Kubernetes
Senior C#/
.NET Developer
Luxoft DXC
Remote
Employment contract
Senior
.NET
MongoDB
React
Senior Java Developer
TeamQuest
Warsaw
B2B contract
Senior
AWS
Docker
Microservices
Senior Java Programmer
TeamQuest
Warsaw
B2B contract
Senior
AWS
Docker
Microservices
Software Development Team Leader (C#/
.Net area)
TeamQuest
Warsaw
B2B contract
Lead / Principal
24 000 - 28 000 PLN
.NET Core
Entity
Angular
APM/
Observability Engineer (Presales Engineer)
TeamQuest
Warsaw
B2B contract/Employment contract
Senior
12 000 - 16 000 PLN
Kubernetes
Java
.NET
Senior Backend Java Developer
TeamQuest
Warsaw
B2B contract
Senior
28 000 - 35 000 PLN
Kafka
gRPC
REST
Big Data Engineer in Samsung Ads Project
Samsung R&D Institute Poland
Warsaw
Employment contract
Mid/Regular
Java
Scala
Docker
Software Engineer (Backend Python/
AWS/
LLM) | f/
m/
d
ERGO Technology & Services S.A.
Warsaw, Gdansk
Employment contract
Mid/Regular
AWS
LLM
DynamoDB
Senior Software Engineer (.NET /
Azure) | f/
m/
d
ERGO Technology & Services S.A.
Warsaw, Gdansk
Employment contract
Senior
C#
Azure
Terraform
Software Engineer (IAM) | f/
m/
d
ERGO Technology & Services S.A.
Warsaw, Gdansk
Employment contract
Mid/Regular
.NET
C#
PowerShell
Software Engineer (SAP BTP) | f/
m/
d
ERGO Technology & Services S.A.
Warsaw, Gdansk
Employment contract
Mid/Regular
SAP S/4HANA
iFlows
Groovy
Software Engineer (Python & R) | f/
m/
d
ERGO Technology & Services S.A.
Warsaw, Gdansk
Employment contract
Mid/Regular
R
Docker
Kubernetes
Senior Java Developer
Luxoft DXC
Remote
Employment contract
Senior
Spring
Hibernate
Angular
Murex CTB Consultant
Luxoft DXC
Remote
Employment contract
Mid/Regular
MxML
SQL
MSL
Senior Software Developer (Python, Java)
Luxoft DXC
Remote
Employment contract
Senior
Python
APM/
Observability Engineer (Presales Engineer)
TeamQuest
Warsaw
B2B contract/Employment contract
Senior
12 000 - 16 000 PLN
Kubernetes
Java
.NET
Senior Java Developer
TeamQuest
Warsaw
B2B contract
Senior
AWS
Docker
Microservices
Senior Java Programmer
TeamQuest
Warsaw
B2B contract
Senior
AWS
Docker
Microservices
Senior Backend Java Developer
TeamQuest
Warsaw
B2B contract
Senior
28 000 - 35 000 PLN
Kafka
gRPC
REST
Senior Java Developer
TeamQuest
Warsaw
B2B contract
Senior
23 000 - 28 000 PLN
AWS
Docker
Microservices
Software Development Team Leader (C#/
.Net area)
TeamQuest
Warsaw
B2B contract
Lead / Principal
24 000 - 28 000 PLN
C#
Angular
JavaScript
APM/
Observability Engineer (Presales Engineer)
TeamQuest
Warsaw
B2B contract/Employment contract
Senior
12 000 - 16 000 PLN
Kubernetes
Java
.NET
Senior Backend Java Developer
TeamQuest
Warsaw
B2B contract
Senior
28 000 - 35 000 PLN
Kafka
gRPC
REST
Senior Java Programmer
TeamQuest
Warsaw
B2B contract
Senior
23 000 - 28 000 PLN
AWS
Docker
Microservices
Middle Python Engineer
PandaDoc
Warsaw, Lisbon +1
Warsaw
Lisbon
Remote
Employment contract/Other
Mid/Regular
Django
AsyncIO
Celery
AWS Backend Developer (Python/
Node.js) Internship Program (She/
He/
They) (Evergreen) (Open)
Accenture Polska
Lodz, Katowice +4
Lodz
Katowice
Warsaw
Wroclaw
Gdansk
Szczecin
Contractor
Internship
Node.js
AWS
Git
Software Engineer (SAP Integration Suite) | f/
m/
d
ERGO Technology & Services S.A.
Warsaw, Gdansk
Employment contract
Mid/Regular
SAP PI
Microsoft BizTalk
SAP BTP
Java Developer Mid/
Senior
Accenture Polska
Warsaw, Lodz +3
Warsaw
Lodz
Katowice
Wroclaw
Gdansk
Employment contract
Senior
Spring Boot
Hibernate
Docker
Mid/
Senior AVEVA MES engineer
Accenture Polska
Warsaw, Lodz +3
Warsaw
Lodz
Katowice
Wroclaw
Gdansk
Employment contract
Mid/Regular
SQL Server
SSRS
Visual Basic
SAP CAP Node.js Developer
LeverX
Wroclaw, Warsaw
B2B contract/Employment contract
Senior
SAP CAP
Express
REST
SAP BTP CAP Java Developer
LeverX
Wroclaw, Warsaw +1
Wroclaw
Warsaw
Remote
B2B contract/Employment contract
Mid/Regular
SAP CAP
SAP BTP
OData
SAP CAP Java Cloud Developer
LeverX
Wroclaw, Warsaw +1
Wroclaw
Warsaw
Remote
B2B contract/Employment contract
Senior
SAP CAP
Spring
Maven
Senior Software Developer - React Native
Luxoft DXC
Remote
Employment contract
Senior
JavaScript
Java
Kotlin
Senior Murex Front-Office Migration BA
Luxoft DXC
Remote
Employment contract
Senior
MxML
Datamart
Murex MxML Developer
Luxoft DXC
Remote
Employment contract
Mid/Regular
Murex
XML
Datamart
Senior Murex Front-Office Pre-trade Developer
Luxoft DXC
Remote
Employment contract
Senior
SQL
Python
JIRA
Senior QA Engineer Manual/
Automation (Python)
Luxoft DXC
Remote
Employment contract
Senior
Postman
Swagger
SQL
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