Backend Developer jobs in konstancin-jeziorna

Senior Software Engineer (.NET/Azure/Terraform) | f/m/d

ERGO Technology & Services S.A.

Warsaw, Gdansk

Employment contract

Senior

AzureTerraformC#

Senior Software Engineer, JAX

NVIDIA

Remote

Employment contract

Senior

From 24 300 PLN

PythonC++PyTorch

AI Developer

TechTorch

Remote

Employment contract/Other

Junior

LangGraphLangChainAWS Bedrock

Senior/Lead Full-Stack Developer (.Net+Angular)

Luxoft DXC

Employment contract

Lead / Principal

C#ASP.NETAngular

Lead Java BackEnd engineer

Luxoft DXC

Employment contract

Lead / Principal

Spring BootHibernateDocker

Regular .Net Engineer

Luxoft DXC

Employment contract

Mid/Regular

C#AzureDocker

Senior-Regular Python Developer with GCP

Luxoft DXC

Remote

Employment contract

Senior

GCPBigQueryPub/Sub

Market Risk Scala Developer

Luxoft DXC

Employment contract

Mid/Regular

SparkPythonJenkins

Architect (C#/Angular)

Luxoft DXC

Employment contract

Mid/Regular

.NETAngularJavaScript

Avaloq Developer

Luxoft DXC

Warsaw

Employment contract

Mid/Regular

Avaloq Banking SystemSQL

Lead Java Software Developer

Luxoft DXC

Employment contract

Lead / Principal

RESTgRPCKafka

Software Engineer

Devire

Warsaw

B2B contract

Mid/Regular

24 000 - 28 800 PLN

C++JavaLinux

Guidewire Developer

TeamQuest

Warsaw

B2B contract/Employment contract

Junior

19 000 - 25 000 PLN

GosuAzurePython

AWS Backend Developer (Python/Node.js) Internship Program (She/He/They) (Evergreen) (Open)

Accenture Polska

Contractor

Internship

Node.jsAWSGit

Senior Oracle Siebel Developer

Reply Polska

Katowice, Remote

B2B contract/Employment contract

Mid/Regular

22 000 - 28 000 PLN

JavaSQLREST API

Software Engineer (JavaScript) | f/m/d

ERGO Technology & Services S.A.

Warsaw, Gdansk

Employment contract

Mid/Regular

TypeScriptReactNode.js

Salesforce Marketing Automation Developer Internship Program (She/He/They)

Accenture Polska

Warsaw, Krakow

Contractor

Internship

SQLJavaScriptGit

Software Engineer (Python–GenAI) | f/m/d

ERGO Technology & Services S.A.

Gdansk, Warsaw

Employment contract

Mid/Regular

Azure OpenAIAzure Machine LearningDocker

Internship – Full Stack Intern

Samsung R&D Institute Poland

Warsaw

Other

Internship

LinuxReactSQL

Senior Backend developer (Python/AWS)

Luxoft DXC

Employment contract

Senior

AWSSnowflakeDocker

Mobile Engineer (MAUI / React Native) - with AWS‑backed integration

Luxoft DXC

Remote

Employment contract

Mid/Regular

React NativeTypeScriptJavaScript

Senior .NET Developer with strong AWS experience

Luxoft DXC

Remote

Employment contract

Senior

AWSASP.NET MVCREST APIs

Senior Java Software Developer

Luxoft DXC

Employment contract

Senior

Spring BootKubernetesKafka

Senior Java Software Developer

Luxoft DXC

Employment contract

Senior

Spring BootKubernetesKafka

Technical Product Owner (Algorithmic-Trading/Crypto)

TeamQuest

Warsaw

B2B contract

Senior

20 000 - 24 000 PLN

MT4MT5DevOps

Software Engineer (SAP SuccessFactors) | f/m/d

ERGO Technology & Services S.A.

Warsaw, Gdansk

Employment contract

Mid/Regular

SAP Integration SuiteSAP BTPGroovy

Software Engineer (Backend Python/AWS/LLM) | f/m/d

ERGO Technology & Services S.A.

Warsaw, Gdansk

Employment contract

Mid/Regular

AWSLLMBedrock

Senior GenAI Engineer

Accenture Polska

Employment contract

Senior

LangGraphFastAPIDocker

Senior Backend Engineer (L5-L6) 100% remote

Apollo.io

Remote

Employment contract

Senior

28 000 - 38 000 PLN

ReactTypeScriptDocker

Noder/ Next.js Senior Developer

Accenture Polska

Warsaw

Employment contract

Mid/Regular

Node.jsNext.jsGraphQL

Senior Software Engineer (.NET / Azure) | f/m/d

ERGO Technology & Services S.A.

Warsaw, Gdansk

Employment contract

Senior

AzureC#Terraform

Applications Developer

Icon

Employment contract

Mid/Regular

PythonPower AppsPower BI

Senior Azure .NET Software Engineer

Luxoft DXC

Employment contract

Senior

AzureC#SQL

Senior Java Developer

Luxoft DXC

Warsaw

Employment contract

Senior

Medior Azure .NET Software Engineer

Luxoft DXC

Employment contract

Mid/Regular

AzureC#SQL

Senior .Net Engineer

Luxoft DXC

Employment contract

Senior

C#AzureDocker

Senior AI Software Engineer

Devire

Warsaw

Employment contract

Senior

LangChainKubernetesTerraform

Java Full Stack Software Engineer

Luxoft DXC

Employment contract

Mid/Regular

SpringHibernateAngular

Dynamics 365 Integration Internship Program (He/She/They)

Accenture Polska

Part-time

Internship

C#AzureREST API

Java Architect (with Capital Markets exp.)

Luxoft DXC

Remote

Employment contract

Mid/Regular

Spring BootAWSPostgreSQL

Developer - Capital Markets

Luxoft DXC

Remote

Employment contract

Mid/Regular

C#.NETRESTful services

Kondor or 4 Sight - Technical Analyst- Capital Markets

Luxoft DXC

Remote

Employment contract

Mid/Regular

Shell ScriptPL/SQLGroovy

Senior Software Engineer (One Identity) | f/m/d

ERGO Technology & Services S.A.

Warsaw, Gdansk

Employment contract

Senior

.NETC#PowerShell

Backend Developer @ Accenture Song

Accenture Polska

Warsaw

Employment contract

Mid/Regular

Known salary brackets

SQLPostgreSQLMongoDB

Software Engineer (One Identity) | f/m/d

ERGO Technology & Services S.A.

Warsaw, Gdansk

Employment contract

Mid/Regular

.NETC#PowerShell

Full-stack (Node.js + React) Developer

Luxoft DXC

Employment contract

Mid/Regular

ReactJavaScriptTypeScript

Backend Developer (Node.js, AWS)

Luxoft DXC

Employment contract

Mid/Regular

AWSPythonPostgreSQL

Senior Java Software Engineer with .NET / .NET Core

Luxoft DXC

Employment contract

Senior

.NET CoreSpring BootRESTful APIs

Full Stack Developer

Luxoft DXC

Remote

Employment contract

Mid/Regular

ReactPlotlyLang chain

SAP CAP Node.js Developer

LeverX

B2B contract/Employment contract

Senior

SAP CAPExpressDocker

Experience level

Employment Type

Salary brackets

Backend Developer jobs in konstancin-jeziorna

Senior Software Engineer (.NET/Azure/Terraform) | f/m/d

Senior Software Engineer, JAX

AI Developer

Senior/Lead Full-Stack Developer (.Net+Angular)

Lead Java BackEnd engineer

Regular .Net Engineer

Senior-Regular Python Developer with GCP

Market Risk Scala Developer

Architect (C#/Angular)

Avaloq Developer

Lead Java Software Developer

Software Engineer

Guidewire Developer

AWS Backend Developer (Python/Node.js) Internship Program (She/He/They) (Evergreen) (Open)

Senior Oracle Siebel Developer

Software Engineer (JavaScript) | f/m/d

Salesforce Marketing Automation Developer Internship Program (She/He/They)

Software Engineer (Python–GenAI) | f/m/d

Internship – Full Stack Intern

Senior Backend developer (Python/AWS)

Mobile Engineer (MAUI / React Native) - with AWS‑backed integration

Senior .NET Developer with strong AWS experience

Senior Java Software Developer

Senior Java Software Developer

Technical Product Owner (Algorithmic-Trading/Crypto)

Software Engineer (SAP SuccessFactors) | f/m/d

Software Engineer (Backend Python/AWS/LLM) | f/m/d

Senior GenAI Engineer

Senior Backend Engineer (L5-L6) 100% remote

Noder/ Next.js Senior Developer

Senior Software Engineer (.NET / Azure) | f/m/d

Applications Developer

Senior Azure .NET Software Engineer

Senior Java Developer

Medior Azure .NET Software Engineer

Senior .Net Engineer

Senior AI Software Engineer

Java Full Stack Software Engineer

Dynamics 365 Integration Internship Program (He/She/They)

Java Architect (with Capital Markets exp.)

Developer - Capital Markets

Kondor or 4 Sight - Technical Analyst- Capital Markets

Senior Software Engineer (One Identity) | f/m/d

Backend Developer @ Accenture Song

Software Engineer (One Identity) | f/m/d

Full-stack (Node.js + React) Developer

Backend Developer (Node.js, AWS)

Senior Java Software Engineer with .NET / .NET Core

Full Stack Developer

SAP CAP Node.js Developer