Lead Java Full-Stack Engineer, Multilingual Cloud

SoftServe; Polska; On-site; PLN 250,000 - 320,000; Full time

Job summary

SoftServe is seeking a senior software engineer to design and modernize digital solutions for Erasmus+ and European Solidarity Corps programmes. You will contribute to large-scale, multilingual systems used to manage programme and grant lifecycles in an international setting.

The role emphasizes full-stack development with Java, Angular, REST APIs, and cloud deployment using Docker and Kubernetes, with strong emphasis on security, performance, and collaboration across European teams.

Qualifications

• EQF Level 7 university degree and 15+ years in IT/full-stack engineering.
• 15+ years of hands-on Java and SQL experience, incl Spring Boot and Hibernate.
• 10+ years with Git and GitFlow; SVN knowledge.
• 5+ years with Domain‑Driven Design (DDD) and Angular; strong JS/HTML/CSS.
• 4+ years of Kafka and distributed application integration.
• 2+ years with high-volume public-sector grant systems and PM2‑Agile.
• 2+ years developing multilingual web apps with 10+ languages and reusable Angular components.
• REST API design, OpenAPI/Swagger, OAuth 2.0, OpenID Connect, JWT; Docker, Kubernetes; CI/CD; AWS or Azure.
• C1+ English; EU public administration experience; French and AWS/Azure certs advantageous.

Responsibilities

• Design and develop scalable full-stack solutions using Java, Angular, databases, and REST APIs
• Build and maintain backend services and responsive front-end apps for multilingual platforms
• Design secure APIs and system integrations across distributed services
• Develop database-centric functionality and optimize data access and performance
• Apply security, testing, performance, and software engineering best practices
• Deploy and operate applications using cloud platforms, CI/CD, Docker, and Kubernetes
• Develop multilingual apps and reusable Angular components for consistent UX
• Troubleshoot complex issues and maintain technical documentation with international teams

Skills

Java & SQL

Spring Boot

Hibernate

Database design

PostgreSQL

Oracle

MongoDB

Git & GitFlow

Angular

JavaScript/HTML/CSS

Domain‑Driven Design

Kafka

REST API design

Docker & Kubernetes

CI/CD

AWS or Azure

English (C1+)

Education

Master’s degree or equivalent

Tools

Git

Docker

Kubernetes

OpenAPI/Swagger

OAuth 2.0/OpenID Connect

AWS/Azure

PostgreSQL

Oracle

MongoDB

Job description

SoftServe is seeking a senior software engineer to design and modernize digital solutions for Erasmus+ and European Solidarity Corps programmes. You will contribute to large-scale, multilingual systems used to manage programme and grant lifecycles in an international setting.

The role emphasizes full-stack development with Java, Angular, REST APIs, and cloud deployment using Docker and Kubernetes, with strong emphasis on security, performance, and collaboration across European teams.