Senior Software Engineer - Java

Senior Software Engineer – Java (Hamburg, Germany) up to €100K - Hybrid

Location: Hamburg, Germany

Language Requirement: C1-level German proficiency is mandatory

Employment Type: Full-time, Permanent

Company Overview

Join a global leader in transportation technology solutions, dedicated to improving daily journeys through cutting-edge software and engineering innovation. With a strong presence in the public sector and transportation industries, the company is committed to delivering robust, scalable, and efficient technology solutions.

Role Overview

We are seeking a Senior Software Engineer with expertise in Java (JEE) development to contribute to the design, development, and deployment of large-scale, complex software systems. This role requires strong technical problem-solving skills, the ability to analyze functional requirements, and expertise in software architecture, testing, and security. You will work closely with cross-functional teams including software engineering, database, test, and documentation teams to ensure the delivery of high-quality solutions.

This position is based in Hamburg, Germany and is hybrid.

Key Responsibilities

• Design and develop scalable, high-performance software systems in Java (JEE).
• Analyze functional requirements and translate them into technical specifications.
• Implement software with a focus on unit testing, version control, and continuous integration.
• Support and manage deployment processes, ensuring seamless software rollouts.
• Produce and maintain internal technical documentation, including software design and test specifications.
• Provide technical guidance and mentorship to junior engineers.
• Collaborate closely with other software engineering teams, database specialists, test engineers, and technical writers.
• Define and implement test strategies, including test automation and performance testing.
• Report on project performance and adherence to timelines, quality standards, and specifications.
• Stay up to date with industry trends and drive software engineering process improvements.
• Ensure compliance with company policies, security guidelines, and software development best practices.

Essential Skills & Experience

• Significant experience in software engineering, with a focus on Java (JEE).
• Hands-on experience with software development tools, including IntelliJ, Eclipse, Git, Subversion, Maven, Ant, Jenkins, and Jira.
• Experience with UML design tools.
• Strong understanding of enterprise software development methodologies.
• Fluent German language skills (C1-level or higher) are required.

Desirable Skills & Experience

• Experience with Apache, Tomcat, WebLogic, and/or Karaf.
• Knowledge of Docker and Kubernetes for containerized deployments.
• Understanding of Web Service Security (WSS) and PKI infrastructures.
• Exposure to high-volume data processing systems.
• Experience in public transport ticketing systems or financial bookkeeping solutions.
• Familiarity with databases such as Oracle or PostgreSQL (including table design, queries, and optimization).
• Knowledge of XML, JSON, JavaScript, CSS, and HTML.
• Experience using Enterprise Architect for modeling and documentation.
• Strong English language skills (spoken and written).

Educational Requirements

• A degree in Computer Science, Engineering, Mathematics, or a related field.
• Additional certifications in Java, UML, Scrum, or other relevant methodologies are beneficial.

Personal Attributes

• Self-motivated and able to work independently and as part of a team.
• Strong attention to detail and ability to adhere to software development procedures.
• Excellent problem-solving skills and ability to analyze complex technical challenges.
• Strong communication skills, both written and verbal.
• Awareness of software development best practices and the ability to apply standards and procedures effectively.

Additional Information

• Candidates may be required to undergo security clearance checks.
• The job description provided above is not exhaustive; responsibilities may evolve based on business needs.