Senior Full-Stack Java Engineer for Retail POS & Apps

Circle K; Warszawa; On-site; PLN 170,000 - 250,000; Full time

Benefits offered by this job

Annual bonus

Private medical care

Stock purchase plan

English lessons

Job summary

Circle K Business Centre in Warsaw, Poland invites a skilled Full Stack Developer to join the on-site team. You will design and implement backend services for the global retail platform, including POS integrations, data access layers and API interfaces, while also contributing to frontend endpoints and enterprise applications.

You will work in an agile, multinational environment with Technical Product Owners, Solution Architects and QA Engineers, applying modern JavaScript frameworks and Java

Qualifications

• 4+ years of Java development with Java 8+ (11+ preferred).
• Strong Spring Framework experience across modern and legacy Spring.
• Experience with REST and SOAP interfaces and API docs.
• Relational DBs (PostgreSQL) and data modelling knowledge.
• Frontend basics with React/Angular/Vue.js and TypeScript.

Responsibilities

• Design and implement backend services for the global retail platform with REST/SOAP and data access layers.
• Develop POS functionality and integrate with the App Enablement Framework.
• Build and maintain frontend applications and backend endpoints for end-to-end delivery.
• Collaborate in an agile, multinational team with stakeholders across disciplines.

Skills

Java

Spring Framework

REST APIs

JavaScript frameworks

Git & CI/CD

Education

Degree in Computer Science or Engineering

Tools

Git

Gradle

Jenkins

Docker

Kubernetes

Job description

Circle K Business Centre in Warsaw, Poland invites a skilled Full Stack Developer to join the on-site team. You will design and implement backend services for the global retail platform, including POS integrations, data access layers and API interfaces, while also contributing to frontend endpoints and enterprise applications.

You will work in an agile, multinational environment with Technical Product Owners, Solution Architects and QA Engineers, applying modern JavaScript frameworks and Java