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September 18, 2026
Integration Developer (Software Developer)
Mid • On-site
Warsaw, Poland
Apply now
Quick Facts
Role: Developer (Integration-focused)
Focus: Designing and maintaining IT system integrations and internal business applications
Key tech: .NET (C#), Python/Django, REST APIs, SQL (MS SQL Server, PostgreSQL), Azure
Description
You will design, implement, and develop critical integrations between IT systems and support internal applications used in daily business processes. You will also optimize backend code performance (including tuning complex SQL queries) and handle administration and monitoring of Azure cloud solutions.
Responsibilities
Design integrations by building and maintaining processes connecting IT systems
Develop internal business tools and applications
Analyze code performance and tune complex SQL queries
Administer and monitor Azure cloud solutions
Requirements
Proficiency in .NET 10 (C#) and Python with Django
Practical experience with REST APIs and integrations (API and ETL)
Experience with MS SQL Server and PostgreSQL
Knowledge of Django Templates and Bootstrap
Comfortable working in Azure DevOps
Preferred: Knowledge of Azure Functions, Logic Apps, Service Bus, or Event Grid
Preferred: Experience with Docker and Microsoft BizTalk
Preferred: Knowledge of 3PL logistics processes
Benefits
Stable employment under an employment contract
Two-part compensation (base + attractive bonus system)
Social benefits package (e.g., Multisport card, medical care, life insurance, meal subsidies, language classes)
Free parking on site
Opportunities to upskill and grow professionally
Comprehensive training program
Hybrid work model
Sport-focused integration trips and team activities
Additional perks: sport activities funding, private healthcare, language learning support, course training support, life insurance, remote work option, flexible working hours, integration meetings, company sports team, no dress code, employee parking, meal vouchers, holiday bonuses, employee referral program, family picnics, and car-charging stations
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