Senior Software Developer at Sabenza IT & Recruitment

We’re looking for a Senior Java Developer to own the development, maintenance, and production support of enterprise Java applications and integrations in a telecommunications and value-added services environment.

You’ll build and support the systems that keep messaging and data flowing reliably between platforms, while making sure changes don’t break downstream services.

What you’ll do

• Design, develop, and enhance Java-based enterprise applications.

• Work extensively with J2EE and Spring.

• Build and maintain enterprise integrations using Apache Camel.

• Develop and support messaging integrations with RabbitMQ and/or ActiveMQ.

• Write and optimise SQL queries for performance and reliability.

• Work in Linux environments and troubleshoot production issues.

• Participate in testing, code reviews, and deployments.

• Collaborate with technical teams and business stakeholders.

• Ensure applications remain stable, scalable, and maintainable.

• Document changes, configuration, and handover notes so others can support the work.

RequirementsMust-have experience

• 5+ years of professional Java development experience.

• Strong, production-level Java / J2EE and Spring experience.

• Solid SQL skills (writing and optimising queries).

• Linux experience.

• Hands-on experience with enterprise integrations.

• Experience with RabbitMQ and/or ActiveMQ.

• Apache Camel experience.

• Good understanding of software development practices (testing, code review, deployment).

Nice to have

• Telecommunications or OSS/BSS experience.

• Experience in high-volume transactional environments.

• Production support experience.

• Additional messaging or integration technologies.

• Basic HTML/CSS.

• Exposure to monitoring, logging, and alerting in production.

Desired Skills

• Java
• SpringBoot
• SQL

Desired Qualification Level

• Degree

About The Employer