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Backend Jobs in Białystok
Backend Developer
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Senior Software Engineer, Core Identity (Auth0)
Okta
Barcelona, Remote
Employment contract
Senior
TypeScript
JavaScript
MongoDB
Wealth Platforms Junior Programmer
Accenture Polska
Warsaw
Employment contract
Junior
Oracle Database
Java
Angular
FullStack developer
XIAG
Warsaw
B2B contract/Employment contract
Senior
13 000 - 28 000 PLN
Symfony
TypeScript
React
Backend developer
XIAG
Warsaw
B2B contract/Employment contract
Senior
12 000 - 27 000 PLN
Go
Symfony
RabbitMQ
Senior Software Engineer, Platform Security
Smartsheet
Remote
Employment contract
Senior
Kotlin
Go
Python
Staff Software Engineer
Samsara
Remote
Employment contract
Senior
GraphQL
Lambda
API
Software Engineer - Backend
Helsing
Berlin, London +4
Berlin
London
Munich
Paris
Tallinn
Warsaw
Employment contract
Senior
Python
gRPC
Protocol Buffers
Senior Mainframe Developer
Luxoft DXC
Remote
Employment contract
Senior
JCL
CICS
DB2
Avaloq Developer
Luxoft DXC
Warsaw
Employment contract
Mid/Regular
Avaloq Banking System
SQL
Senior Software Engineer (IAM) | f/
m/
d
ERGO Technology & Services S.A.
Warsaw, Gdansk
Employment contract
Senior
.NET
C#
PowerShell
Senior Backend Java Developer
TeamQuest
Warsaw
B2B contract
Senior
28 000 - 35 000 PLN
Kafka
gRPC
REST
Dynamics 365 Commerce/
POS Developer
TeamQuest
Warsaw, Remote
B2B contract/Employment contract
Junior
18 000 - 20 000 PLN
X++
C#
TypeScript
Staff Software Engineer (Java)
SentinelOne
Remote
Employment contract
Senior
Kubernetes
Docker
AWS
Full-stack Engineer (PHP+React)
Altamira
Kyiv, Bratislava +1
Kyiv
Bratislava
Remote
Other
Senior
React
AWS
MySQL
Developer Relations Engineer
PubNub
Katowice, Remote
B2B contract
Mid/Regular
15 000 - 22 000 PLN
TypeScript
Swift
Kotlin
C++ Software Engineer
Accenture Polska
Warsaw, Wroclaw +2
Warsaw
Wroclaw
Krakow
Katowice
Employment contract
Mid/Regular
Git
CMake
GitHub Actions
Software Engineer (Python–GenAI) | f/
m/
d
ERGO Technology & Services S.A.
Gdansk, Warsaw
Employment contract
Mid/Regular
Azure OpenAI
Azure Machine Learning
Kubernetes
Node.js Developer
Accenture Polska
Warsaw, Krakow +4
Warsaw
Krakow
Katowice
Lodz
Wroclaw
Gdansk
Employment contract
Mid/Regular
TypeScript
AWS
Jest
Senior Engineer, Backend
Tide
Remote
Employment contract
Senior
Spring Boot
JOOQ
PostgreSQL
Senior C#/
.NET Developer
Luxoft DXC
Remote
Employment contract
Senior
.NET
MongoDB
React
Senior Software Developer - React Native
Luxoft DXC
Remote
Employment contract
Senior
JavaScript
Java
Kotlin
Senior Java Developer
Luxoft DXC
Warsaw
Employment contract
Senior
Spring
Spring Boot
Hibernate
Python Developer (Universe DB/
SQL)
Luxoft DXC
Remote
Employment contract
Mid/Regular
Universe DB
SQL
PostgreSQL
PowerBuilder/
Python Developer
Luxoft DXC
Remote
Employment contract
Mid/Regular
Python
SQL
Java
Fullstack Java Developer
Devire
Warsaw
B2B contract
Mid/Regular
19 200 - 24 000 PLN
Spring
JavaScript
Angular
Senior Backend Java Developer
TeamQuest
Warsaw
B2B contract
Senior
28 000 - 35 000 PLN
Kafka
gRPC
REST
APM/
Observability Engineer (Presales Engineer)
TeamQuest
Warsaw
B2B contract/Employment contract
Senior
12 000 - 16 000 PLN
Kubernetes
Java
.NET
Software Engineer (IAM) | f/
m/
d
ERGO Technology & Services S.A.
Warsaw, Gdansk
Employment contract
Mid/Regular
.NET
C#
PowerShell
Senior Software Engineer (SAP ABAP Developer) | f/
m/
d
ERGO Technology & Services S.A.
Warsaw, Gdansk
Employment contract
Senior
SAP Fiori
BTP
BizTalk
Senior Software Engineer (.NET /
Azure) | f/
m/
d
ERGO Technology & Services S.A.
Warsaw, Gdansk
Employment contract
Senior
C#
Azure
Terraform
Software Engineer (JavaScript) | f/
m/
d
ERGO Technology & Services S.A.
Warsaw, Gdansk
Employment contract
Mid/Regular
TypeScript
React
Node.js
Java Developer
Coherent Solutions Sp z o.o.
Remote
Employment contract
Junior
Spring Boot
PostgreSQL
Kafka
Backend Developer (Node.js)
Fundraise Up
Remote
Employment contract
Senior
Od 5 100 EUR
TypeScript
Koa
NestJS
Backend Developer (Node.js)
Fundraise Up
Remote
Other
Senior
4 700 - 6 100 EUR
TypeScript
Koa
NestJS
Senior Back-End Engineer
Veriff
Tallinn, Remote
Employment contract
Senior
TypeScript
Node.js
Senior Python Developer
Luxoft DXC
Remote
Employment contract
Senior
FastAPI
LangChain
LlamaIndex
Senior Java BackEnd engineer
Luxoft DXC
Remote
Employment contract
Senior
Spring Boot
Hibernate
AWS
Senior Full Stack (Java/
Kotlin, React) Developer
Luxoft DXC
Remote
Employment contract
Senior
Kotlin
React
Spring Boot
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 Software Engineer
SimCorp
Warsaw
Employment contract
Senior
Od 14 900 PLN
.NET
APL
Azure
Software Engineer (Microsoft Azure) | f/
m/
d
ERGO Technology & Services S.A.
Warsaw, Gdansk
Employment contract
Mid/Regular
.NET
C#
Python
Senior Software Architect, GPU Networking
NVIDIA
Remote
Employment contract
Senior
Kubernetes
InfiniBand
Senior Software Developer - React Native
Luxoft DXC
Remote
Employment contract
Senior
JavaScript
Java
Kotlin
Senior QA Automation Engineer
Luxoft DXC
Warsaw
Employment contract
Senior
Cucumber
Selenium
JMeter
Senior C#/
C++ Developer
Luxoft DXC
Remote
Employment contract
Senior
C++
SQL
Python
Electronic Trading - Senior Developer (.Net)
Luxoft DXC
Warsaw
Employment contract
Senior
ASP.NET
Docker
RabbitMQ
C# Developer
Devire
Warsaw
B2B contract
Mid/Regular
19 200 - 22 400 PLN
.NET
REST WebAPI
MS SQL
APM/
Observability Engineer (Presales Engineer)
TeamQuest
Warsaw
B2B contract/Employment contract
Senior
12 000 - 16 000 PLN
Kubernetes
CI/CD
Jenkins
Dynamics 365 Commerce/
POS Developer
TeamQuest
Warsaw, Remote
B2B contract/Employment contract
Junior
18 000 - 20 000 PLN
X++
C#
TypeScript
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