About The Role In this role, you will work as a Senior Full-Stack Java Engineer on large-scale corporate systems supporting calls, proposals, grants, audits, and related business processes within a European public-sector environment. You will develop secure and scalable applications across the full stack, contribute to cloud and CI/CD delivery, support production stability, and provide technical guidance to other team members.
About The Role In this role, you will work as a Senior Full-Stack Java Engineer on large-scale corporate systems supporting calls, proposals, grants, audits, and related business processes within a European public-sector environment. You will develop secure and scalable applications across the full stack, contribute to cloud and CI/CD delivery, support production stability, and provide technical guidance to other team members.
Responsibilities
Develop and maintain front-end and back-end application components
Implement business logic, responsive user interfaces, APIs, and database integrations
Design and secure RESTful APIs and web services
Apply security best practices for validation, authentication, authorization, storage, logging, and monitoring
Perform unit and integration testing, debugging, and production troubleshooting
Deploy and manage applications using cloud platforms, CI/CD pipelines, Docker, and Kubernetes
Monitor application stability and performance across lower environments
Perform code reviews, mentoring, technical onboarding, and skills assessment
Collaborate with QA teams and participate in requirements refinement and estimation
Maintain technical documentation and high code-quality standards
Requirements
University degree corresponding to EQF Level 6, typically a Bachelor’s degree or equivalent
12+ years of professional IT experience
Strong Java backend experience with Spring Boot, Hibernate, and REST API development
Strong knowledge of JavaScript, HTML, and CSS
Experience with PostgreSQL, Oracle, and MongoDB, including schema design and query optimization
Experience with WebLogic, JEE, and EJB
Experience with AWS or Azure and cloud application deployment
Experience designing and securing REST APIs with OpenAPI/Swagger
Strong knowledge of OAuth 2.0, OpenID Connect, and JWT
Knowledge of Angular, React, Vue, or Bootstrap
Experience with Maven, GitLab, Bamboo, Jenkins, Nexus, or similar build and CI/CD tools
Experience with Jira, Git, Bitbucket, and wiki-based collaboration tools
Experience with Docker and Kubernetes
Knowledge of SOA and service bus architectures
Experience with Agile and Scrum
Experience with JUnit and Mockito
Experience with SonarQube, SonarLint, HP Fortify, or similar code analysis tools
Experience with Apache Camel and Drools
Experience with AI coding tools such as Amazon Q or Kiro
Knowledge of system analysis and project management is an asset
Strong mentoring, communication, and leadership skills
English or French proficiency at B2 level or higher
SoftServe is an equal opportunity employer. Qualified applicants will receive consideration regardless of race, color, ancestry, ethnicity, national origin, religion, sex, sexual orientation, gender identity or expression, age, citizenship, disability, health condition, marital or family status, veteran status, or any other characteristic protected by applicable law.
Senior Full Stack Engineer (Java+JS) in Katowice – pracodawca: SoftServe Inc.
SoftServe Inc. oferuje elastyczne opcje pracy oraz możliwość współpracy z zespołem ekspertów w dziedzinie AI i Data Science. Pracownicy mają szansę na rozwój zawodowy poprzez mentoring oraz udział w innowacyjnych projektach związanych z generatywną AI i systemami wieloagentowymi. Firma stawia na budowanie silnych relacji z klientami, co sprzyja dynamicznemu rozwojowi kariery.
