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Backend Jobs in Białystok
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Senior Mobile Software Engineer
IDT
Tbilisi, Minsk +4
Tbilisi
Minsk
Warsaw
Belgrade
Barcelona
Remote
Contractor
Senior
iOS
Android
Senior AI Engineer, Translations & Language Solutions
IQVIA
London, Remote
Employment contract/Other
Senior
LLM
LangChain
Azure OpenAI
Developer - Capital Markets
Luxoft DXC
Remote
Employment contract
Mid/Regular
C#
.NET
RESTful services
Senior Python Developer for Virtual Infrastructures
Luxoft DXC
Remote
Employment contract
Senior
PyTest
Elasticsearch
Docker
Senior AI Engineer
Devire
Warsaw
Employment contract
Senior
LangChain
FastAPI
RAG
Software Engineer (JavaScript) | f/
m/
d
ERGO Technology & Services S.A.
Warsaw, Gdansk
Employment contract
Mid/Regular
TypeScript
React
Node.js
Salesforce Marketing Automation Developer Internship Program (She/
He/
They)
Accenture Polska
Warsaw, Krakow
Contractor
Internship
SQL
JavaScript
Git
Internship – Full Stack Intern
Samsung R&D Institute Poland
Warsaw
Other
Internship
Linux
React
SQL
Senior Software Engineer, C++ (Mobile Core)
Telnyx
Dublin, Amsterdam +1
Dublin
Amsterdam
Remote
Employment contract
Senior
Go
Elixir
Erlang
Senior C#/
.NET Developer
Luxoft DXC
Remote
Employment contract
Senior
.NET
MongoDB
React
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
Senior Java Software Engineer with .NET /
.NET Core
Luxoft DXC
Remote
Employment contract
Senior
.NET Core
Spring Boot
RESTful APIs
Full Stack Developer
Luxoft DXC
Remote
Employment contract
Mid/Regular
React
Plotly
Lang chain
Senior Java Developer
TeamQuest
Warsaw
B2B contract
Senior
23 000 - 28 000 PLN
AWS
Docker
Microservices
Senior Java Programmer
TeamQuest
Warsaw
B2B contract
Senior
23 000 - 28 000 PLN
AWS
Docker
Microservices
Guidewire Developer
TeamQuest
Warsaw
B2B contract/Employment contract
Junior
19 000 - 25 000 PLN
Gosu
Azure
Python
Senior Software Engineer (.NET /
Azure) | f/
m/
d
ERGO Technology & Services S.A.
Warsaw, Gdansk
Employment contract
Senior
Azure
C#
Terraform
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
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
Guidewire BilingCenter Developer
Accenture Polska
Warsaw, Lodz +3
Warsaw
Lodz
Katowice
Krakow
Wroclaw
Employment contract
Mid/Regular
SQL
Git
JIRA
Staff Software Engineer - Developer Ecosystem
Samsara
Remote
Employment contract
Senior
Serverless
APIs
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
Staff/
Lead Python Engineer (Data Platform/
Ops)
Mimica
London, Amsterdam +6
London
Amsterdam
Stockholm
Warsaw
Berlin
Toronto
São Paulo
Remote
Employment contract
Lead / Principal
Grafana
Prometheus
Loki
Backend/
DevOps Engineer
Pragmatike
Remote
Employment contract
Senior
Docker
AWS
GCP
Staff Platform Engineer
Ashby
Lisbon, Barcelona +5
Lisbon
Barcelona
Berlin
Copenhagen
Stockholm
Amsterdam
Remote
Employment contract
Senior
From 11 700 EUR
TypeScript
React
PostgreSQL
Sr. Backend Developer (Java Spring Boot)
Evolve Tech LLC
Remote
Employment contract
Senior
Java
PostgreSQL
MySQL
Senior Backend Developer (ROR)
Blink Tech Inc
London, Remote
Employment contract
Senior
Ruby
PostgreSQL
MySQL
Applied AI Engineer
Monq Ltd
Remote
Employment contract
Senior
LLM
SAP
Oracle Database
Noder/
Next.js Senior Developer
Accenture Polska
Warsaw
Employment contract
Mid/Regular
Node.js
Next.js
GraphQL
VoIP Software Engineer (Asterisk)
IDT
Minsk, Tbilisi +6
Minsk
Tbilisi
Warsaw
Belgrade
Mexico-city
Athens
Madrid
Remote
B2B contract
Mid/Regular
Kamailio
Lua
SIP
Distributed Database Software Engineer
MariaDB
Remote
Employment contract
Senior
MariaDB
Python
Shell
Principal Backend Engineer (Golang)
Pragmatike
Remote
Employment contract
Lead / Principal
libp2p
Docker
Kubernetes
Senior Backend Engineer (Python)
SplitMetrics
Remote
Employment contract
Senior
FastAPI
asyncio
PostgreSQL
Guidewire ClaimCenter Developer
Accenture Polska
Lodz, Katowice +3
Lodz
Katowice
Krakow
Wroclaw
Warsaw
Employment contract
Mid/Regular
SQL
Git
JIRA
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
Senior Back-end Engineer (. NET)
Innovecs
Remote
Employment contract
Senior
microservices
Senior Machine Learning Engineer (Speech Synthesis)
Telnyx
Dublin, Amsterdam +2
Dublin
Amsterdam
Krakow
Remote
Employment contract
Senior
Python
Docker
Kubernetes
Customer Success Management Analyst with German
Accenture Polska
Warsaw, Krakow +1
Warsaw
Krakow
Wroclaw
Employment contract
Mid/Regular
GenAI
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