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Backend Developer jobs
Backend Developer
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Software Engineer (Python)
Telnyx
Dublin, Amsterdam +1
Dublin
Amsterdam
Denver
Other
Mid/Regular
Airflow
PostgreSQL
FastAPI
Senior Software Engineer
Lumilens
Krakow, San-jose +1
Krakow
San-jose
Remote
Employment contract
Senior
.NET
Python
WPF
AI Developer
TechTorch
Remote
Employment contract
Mid/Regular
LangChain
LangGraph
AWS Bedrock
AI/
ML Developer
Civitta
Budapest
Employment contract
Mid/Regular
FastAPI
Docker
OpenSearch
Senior Software Engineer - Python & AI
Nearform
Remote
Employment contract
Senior
From 6 200 GBP
Go
React
Kubernetes
Senior Backend Engineer (Cloud)
Luxoft DXC
Remote
Employment contract
Senior
Go
AWS
Kubernetes
Senior Murex Integration Specialist
Luxoft DXC
Remote
Employment contract
Senior
SQL
Java
Python
Senior Backend Developer (Python/
Docker)
Luxoft DXC
Remote
Employment contract
Senior
FastAPI
MongoDB
Docker
Senior Python Developer
Luxoft DXC
Krakow
Employment contract
Senior
FastAPI
Kafka
PostgreSQL
Staff AI Software Engineer
Aircall
Madrid
Employment contract
Lead / Principal
6 600 - 10 000 EUR
TypeScript
Python
AWS
Software Engineer - Backend
Helsing
Berlin, London +4
Berlin
London
Munich
Paris
Stockholm
Tallinn
Other
Mid/Regular
Python
gRPC
Docker
Software Engineer Data Platform
NN Group
Amsterdam
Employment contract
Mid/Regular
From 4 600 EUR
PySpark
Delta Lake
Azure
Murex Tech Migration Senior SME
Luxoft DXC
Remote
Employment contract
Senior
MxML
Datamart
Python
Senior Software Engineer (Privacy) (x/
f/
m) - Tech Foundations
Alan
Remote
Employment contract
Senior
TypeScript
PostgreSQL
Kubernetes
Support Engineer (L3)
Reply Polska
Katowice
Employment contract
Mid/Regular
5 000 - 13 000 PLN
AWS
Azure
APIs
Senior Software Engineer (Java)
Aviva
Warsaw
Employment contract
Senior
Spring Boot
Python
Kafka
Senior Python Developer
The Codest
Krakow
B2B contract
Senior
18 000 - 25 000 PLN
GCP
Azure
Java
.NET/
Go Core Cloud Engineer
Motorola Solutions
Krakow, Remote
Employment contract
Mid/Regular
Go
Python
Kubernetes
Senior C# Engineer
Motorola Solutions
Krakow, Remote
Employment contract
Senior
gRPC
Python
Kubernetes
Senior Java/
Python Backend Developer
Luxoft DXC
Krakow, Wroclaw
Employment contract
Senior
Python
Spring Boot
Terraform
LLM Application Engineer
Klient Bulldogjob
Remote
B2B contract
Mid/Regular
25 000 - 33 000 PLN
PyTorch
JAX
OpenAI API
Backend Engineer, AI (Agent Systems)
Klient Bulldogjob
Remote
B2B contract
Mid/Regular
25 000 - 33 000 PLN
Node.js
PyTorch
Kubernetes
Engineering Lead
Deutsche Bank
Bucharest
Employment contract
Lead / Principal
Spring Boot
Python
Kafka
Senior Applied AI Engineer, AI Platform
bunch
Remote
Other
Senior
Python
PostgreSQL
Kubernetes
Backend Engineer (Python)
SplitMetrics
Remote
Other
Mid/Regular
Django
FastAPI
PostgreSQL
Software Engineer (Python) — Programmable Networking
Telnyx
Amsterdam, Krakow +2
Amsterdam
Krakow
Bucharest
Remote
Employment contract
Senior
Go
PostgreSQL
Ansible
Senior SW Engineer (Backend - events)
Luxoft DXC
Remote
Employment contract
Senior
Python
Kafka
AWS
Senior Java Developer
Luxoft DXC
Krakow
Employment contract
Senior
ION
Python
Perl
Software Engineer - Backend - Behavioral Security Products
Abnormal
Remote
Other
Mid/Regular
AWS
Kafka
Docker
Senior Software Developer
Luxoft DXC
Krakow, Wroclaw
Employment contract
Senior
Linux
C++
SQL
Software Engineer - Backend Platform
Rover.com
Barcelona
Employment contract
Mid/Regular
From 5 200 EUR
Python
Django
MySQL
Backend Software Developer (C#)
Reply Polska
Katowice
Employment contract
Senior
13 000 - 19 000 PLN
.NET
AWS
Terraform
LLM Engineer
Monterail
Remote
Freelance
Mid/Regular
Node.js
Ruby
Pinecone
Software Engineer
ModernaTX, Inc.
Warsaw
Employment contract
Senior
Python
TypeScript
JavaScript
Software Engineer
Intellistack
Remote
Employment contract
Mid/Regular
From 10 000 USD
Spring Boot
Python
Kafka
Python Backend Engineer
WPP
Warsaw
Employment contract
Mid/Regular
From 6 300 PLN
PostgreSQL
GCP
Docker
Software Engineer
Novanta
Barcelona
Other
Junior
Qt
EtherCAT
Git
Senior Python Engineer
Kayak
Vilnius
Employment contract
Senior
From 4 000 EUR
Django
Pandas
SQL
Senior Software Engineer (Python, Rust)
Constructor TECH
Remote
Employment contract
Senior
Python
FastAPI
PostgreSQL
Back End Tech Lead - Funnel Platform
iwoca
London, Remote
Employment contract
Lead / Principal
7 500 - 10 000 GBP
Django
PostgreSQL
Back-End Engineer - Repeats
iwoca
London
Employment contract
Junior
From 5 000 GBP
Django
PostgreSQL
React
Enterprise Solutions Engineer - Netherlands
Elevenlabs
Amsterdam, Remote
Other
Mid/Regular
Forward Deployed Engineer - Software Engineer - Spain
Elevenlabs
Remote
Other
Mid/Regular
Senior AI/
ML Engineer (GenAI, AWS)
Provectus
Kyiv, Odesa +1
Kyiv
Odesa
Remote
B2B contract
Senior
AWS
LLM
TypeScript
Quantitative Developer - AHL
Man Group
London
Other
Senior
C++
Java
NumPy
Principal Engineer
Aleph
Madrid
Other
Lead / Principal
PHP
Python
TypeScript
Senior Software Engineer - Verification Platform
Veriff
Tallinn, Remote
Other
Senior
Kubernetes
SQS
Senior Software Engineer (Trust)
Veriff
Tallinn, Remote
Other
Senior
SQS
RabbitMQ
Kubernetes
Staff Software Engineer, Agentic Platform
Tide
Berlin, Bengaluru +2
Berlin
Bengaluru
Delhi
Hyderabad
Other
Lead / Principal
Spring Boot
Kafka
AWS
Staff Software Engineer, Agentic Platform
Tide
London, Remote
Employment contract
Lead / Principal
Spring Boot
Kafka
Python
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