Software Engineer (Backend Java)

About the role

We are seeking a Software Engineer to join our partner’s engineering team in Germany. The role involves designing, developing, testing and maintaining backend applications and APIs, contributing across the full software development lifecycle.

Key responsibilities

• Design, develop, test, and maintain software solutions.
• Develop new software capabilities and improve existing system architectures.
• Implement and maintain efficient middle‑end and back‑end solutions using modern development practices.
• Build scalable and robust services that meet performance, reliability, and business requirements.
• Develop and maintain internal and external APIs, ensuring quality and usability.
• Participate in test‑driven and iterative development processes, including prototyping and technical reviews.
• Create and execute unit tests and performance tests to ensure application stability and scalability.
• Review, debug, and optimise code to maintain high‑quality software standards.
• Produce technical documentation, diagrams, flowcharts, and code explanations to support knowledge sharing.
• Contribute to system design decisions, technical specifications, and implementation strategies.
• Collaborate with other developers to continuously improve development processes and engineering practices.

Required profile

• Motivated software engineer with a passion for building reliable software.
• Bachelor’s degree in Software Engineering, Information Technology, Computer Science, or a related field.
• 1 to 3 years of professional experience in software engineering or a similar development role.
• Experience developing server‑side web applications using Java.
• Experience building Java web services and public APIs.

Required skills

• Java
• API development
• Web services
• Test‑driven development
• Unit testing
• Performance testing
• Code review
• Debugging
• Technical documentation