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Backend Jobs in Białystok
Backend Developer
Białystok
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Software Engineer .Net
TeamQuest
Bialystok, Remote
B2B contract
Senior
21 000 - 28 000 PLN
.NET Core
Microsoft SQL Server
Angular
Delphi Programmer
TeamQuest
Bialystok, Remote
B2B contract
Mid/Regular
14 000 - 18 000 PLN
XML
SOAP
Webservice
Delphi Programmer
TeamQuest
Bialystok, Remote
B2B contract
Mid/Regular
14 000 - 18 000 PLN
XML
SOAP
Webservice
AI Engineer (banking sector)
Accenture Polska
Bialystok, Warsaw
Employment contract
Senior
Python
TypeScript
Azure
Sr. Back-End Software Engineer - Ruby/
Rails
Knowde
Rzeszów, Bialystok +1
Rzeszów
Bialystok
Remote
Employment contract
Senior
Ruby on Rails
SQL
Sinatra
Senior Blockchain Engineer
MoonPay
Barcelona, Bucharest +5
Barcelona
Bucharest
Lisbon
Krakow
London
New York City
Remote
Employment contract
Senior
Web3
DeFi
NFTs
.NET Developer
emagine Polska
Remote
B2B contract
Mid/Regular
19 200 - 20 800 PLN
Software Engineer (SAP CPI)
ERGO Technology & Services S.A.
Gdansk, Warsaw
Employment contract
Mid/Regular
SAP PI/PO
Web Services
oData
Lead Python Developer (with GenAI)
1dea
Remote
B2B contract
Lead / Principal
28 000 - 32 000 PLN
GenAI
Django
Flask
Senior Python Developer with GenAI
1dea
Remote
Contractor
Senior
24 000 - 29 600 PLN
Python
GenAI
LLM
Java Developer (Capital Markets or Banking) Internship Program (She/
He/
They)
Accenture Polska
Warsaw
Part-time
Internship
Capital Markets
Banking
SQL
Java Developer
Devire
Warsaw
B2B contract
Mid/Regular
28 800 - 32 000 PLN
Spring Boot
Kafka
Kubernetes
Kotlin Developer
TeamQuest
Krakow, Remote
B2B contract
Senior
20 000 - 28 000 PLN
Android
backend
PHP
Software Engineer .Net
TeamQuest
Gdansk, Remote
B2B contract
Senior
21 000 - 28 000 PLN
.NET Core
Microsoft SQL Server
Angular
Kotlin Developer
TeamQuest
Katowice, Remote
B2B contract
Senior
20 000 - 28 000 PLN
Android
backend
PHP
Delphi Programmer
TeamQuest
Gdansk, Remote
B2B contract
Mid/Regular
14 000 - 18 000 PLN
XML
SOAP
SVN
Kotlin Developer
TeamQuest
Warsaw
B2B contract
Senior
20 000 - 28 000 PLN
Android
backend
PHP
Delphi Programmer
TeamQuest
Lublin, Remote
B2B contract
Mid/Regular
14 000 - 18 000 PLN
XML
SOAP
Webservice
Delphi Programmer
TeamQuest
Katowice, Remote
B2B contract
Mid/Regular
14 000 - 18 000 PLN
XML
SOAP
Webservice
Delphi Programmer
TeamQuest
Warsaw, Remote
B2B contract
Mid/Regular
14 000 - 18 000 PLN
XML
SOAP
WebServices
Delphi Programmer
TeamQuest
Lodz, Remote
B2B contract
Mid/Regular
14 000 - 18 000 PLN
XML
SOAP
Webservice
Delphi Programmer
TeamQuest
Wroclaw, Remote
B2B contract
Mid/Regular
14 000 - 18 000 PLN
XML
SOAP
Webservice
Delphi Programmer
TeamQuest
Krakow, Remote
B2B contract
Mid/Regular
14 000 - 18 000 PLN
XML
SOAP
Webservices
Delphi Programmer
TeamQuest
Poznan, Remote
B2B contract
Mid/Regular
14 000 - 18 000 PLN
XML
SOAP
Webservice
Senior Programmer C
TeamQuest
Warsaw
Employment contract
Senior
16 000 - 18 000 PLN
Shell
TCL
Perl
Mainframe (z/
OS, Assembler) Developer
TeamQuest
Lodz, Remote
B2B contract/Employment contract
Senior
28 000 - 38 000 PLN
z/OS
Mainframe
IBM
Mainframe (z/
OS, Assembler) Developer
TeamQuest
Lublin, Remote
B2B contract/Employment contract
Senior
28 000 - 38 000 PLN
z/OS
Mainframe
HLASM
Mainframe (z/
OS, Assembler) Developer
TeamQuest
Poznan, Remote
B2B contract/Employment contract
Senior
28 000 - 38 000 PLN
z/OS
Mainframe
COBOL
Mainframe (z/
OS, Assembler) Developer
TeamQuest
Warsaw
B2B contract/Employment contract
Senior
28 000 - 38 000 PLN
z/OS
Mainframe
IBM
Mainframe (z/
OS, Assembler) Developer
TeamQuest
Krakow, Remote
B2B contract/Employment contract
Senior
28 000 - 38 000 PLN
z/OS
Mainframe
HLASM
Mainframe (z/
OS, Assembler) Developer
TeamQuest
Wroclaw, Remote
B2B contract/Employment contract
Senior
28 000 - 38 000 PLN
z/OS
Mainframe
HLASM
C Programmer
TeamQuest
Warsaw
Employment contract
Senior
16 000 - 18 000 PLN
Shell
TCL
Perl
Senior Value Added Services Specialist (VAS)
T-Mobile Polska S.A.
Warsaw
Employment contract
Senior
SMSC
MMSC
VoiceMail
Senior Software Engineer (SAP ABAP Developer)
ERGO Technology & Services S.A.
Warsaw, Gdansk
Employment contract
Senior
SAP
ABAP
CDS Views
Senior Software Engineer (.NET /
Azure)
ERGO Technology & Services S.A.
Warsaw, Gdansk
Employment contract
Senior
Azure
C#
CQRS
Senior Software Engineer (ServiceNow)
ERGO Technology & Services S.A.
Warsaw, Gdansk
Employment contract
Senior
ITSM
ITOM
SAM
Dynamics CRM Developer
Accenture Polska
Warsaw
B2B contract
Mid/Regular
Dynamics CRM
C#
.NET Framework
Senior Blockchain Engineer
Devire
Remote
B2B contract
Senior
24 300 - 28 500 PLN
Kotlin Developer
TeamQuest
Krakow, Remote
B2B contract
Senior
20 000 - 28 000 PLN
Android
backend
PHP
Kotlin Developer
TeamQuest
Katowice, Remote
B2B contract
Senior
20 000 - 28 000 PLN
Android
backend
PHP
Kotlin Developer
TeamQuest
Warsaw
B2B contract
Senior
20 000 - 28 000 PLN
Android
backend
PHP
Software Engineer .Net
TeamQuest
Gdansk, Remote
B2B contract
Senior
21 000 - 28 000 PLN
.NET Core
Microsoft SQL Server
Angular
Senior Software Engineer (IAM)
ERGO Technology & Services S.A.
Warsaw, Gdansk
Employment contract
Senior
Senior Software Engineer (AEM)
ERGO Technology & Services S.A.
Warsaw, Gdansk
Employment contract
Senior
Java
JCR
OSGi
Mid Fullstack Developer (.NET, React)
emagine Polska
Warsaw, Remote
Contractor
Mid/Regular
Up to 25 600 PLN
.NET
React
SQL Server
Senior Software Engineer
ERGO Technology & Services S.A.
Warsaw, Gdansk
Employment contract
Senior
Expert Java Developer
Devire
Warsaw
B2B contract
Mid/Regular
20 800 - 25 600 PLN
Spring Boot
Microservices
TDD
Java&Kotlin Developer
Devire
Remote
B2B contract
Mid/Regular
20 800 - 25 600 PLN
Kotlin
Spring
SQL
Delphi Programmer
TeamQuest
Krakow, Remote
B2B contract
Mid/Regular
14 000 - 18 000 PLN
XML
SOAP
WebServices
Delphi Programmer
TeamQuest
Gdansk, Remote
B2B contract
Mid/Regular
14 000 - 18 000 PLN
XML
SOAP
SVN
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