Senior Java Engineer in a hybrid role to build smart workflow automation applications using Java and React, mentoring juniors and guiding technical leadership.
Responsibilities
Design and enhance high-impact enterprise applications where stability, performance, and correctness matter.
Guide engineering standards, review designs and tests, and coach peers while remaining hands-on.
Take responsibility for specifications, development, testing, documentation, security, and integration.
Evolve systems continuously while balancing pragmatism with long-term sustainability.
Deliver systems that meet strict quality, security, and regulatory requirements.
Work across internal teams and third-party systems, contributing to a shared application roadmap aligned with business priorities.
Requirements
Bachelor’s or Master’s degree in Computer Science, Information Technology, Engineering, or a related field.
Minimum 5 years’ professional experience designing and developing enterprise-scale software systems.
Strong proficiency in modern Java versions (Java 17+ preferred).
Extensive experience with Spring Framework and Spring Boot, including scalable enterprise services.
Hands-on experience with web technologies (JavaScript, HTML5, CSS3) and modern frameworks such as React/Redux or Angular.
Experience designing and integrating RESTful APIs; knowledge of JSON and XML formats.
Proficiency with relational and NoSQL databases: MySQL, MariaDB, PostgreSQL, MongoDB.
Practical experience with test-driven development and automated testing strategies.
Knowledge of version control systems, Secure SDLC practices, CI/CD pipelines, and DevOps collaboration models.
Strong Command of Greek and English Language skills, both in writing and speaking.
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