Software Engineer II

Join our Belfast Proofpoint Protection Server (PPS) Engineering team and help modernise Proofpoint s flagship Email Security platform, a mission critical service relied upon by many of the world s largest enterprises. You ll work across cloud native backend systems, distributed architectures, and high throughput security pipelines, contributing to initiatives that shape the next generation of our platform. This role suits engineers who are adaptable, curious, and motivated to work across multiple technologies to deliver high performance solutions.

Responsibilities

• Build and enhance backend services while contributing to the cloud modernisation of our large scale, containerised and distributed email security platform
• Develop clean, maintainable code primarily in Java, with occasional but meaningful contributions to Perl components where needed
• Design and implement APIs and backend components, including data ingestion and processing pipelines
• Work with event driven, streaming, and asynchronous processing architectures
• Collaborate closely with Product, QA, SRE, and other engineering teams
• Own and improve CI/CD pipelines to support reliable builds, testing, and deployments.
• Participate in an on call rotation to help maintain system reliability
• Take initiative, learn new technologies, and drive improvements across the platform.

What you bring to the team

• Proven experience in Java, with flexibility to work across additional technologies as needed
• Familiarity with CI/CD tooling and deployment workflows
• Familiarity with AWS or similar cloud platforms
• Familiarity with Kubernetes or other container orchestrators
• Focus on building maintainable, high performance, and scalable systems
• Proactive, self directed, and strong problem solving skills
• Effective communication and collaboration with cross functional teams.