Senior Java Engineer (reliability & observability)

Purpose of the role

To design, develop and improve software, utilising various engineering methodologies, that provides business, platform, and technology capabilities for our customers and colleagues.

Accountabilities

• Development and delivery of high-quality software solutions by using industry aligned programming languages, frameworks, and tools. Ensuring that code is scalable, maintainable, and optimized for performance.
• Cross-functional collaboration with product managers, designers, and other engineers to define software requirements, devise solution strategies, and ensure seamless integration and alignment with business objectives.
• Collaboration with peers, participate in code reviews, and promote a culture of code quality and knowledge sharing.
• Stay informed of industry technology trends and innovations and actively contribute to the organization''s technology communities to foster a culture of technical excellence and growth.
• Adherence to secure coding practices to mitigate vulnerabilities, protect sensitive data, and ensure secure software solutions.
• Implementation of effective unit testing practices to ensure proper code design, readability, and reliability.

Key Skills:

• Strong Java and Spring Boot development experience in high-throughput systems
• Deep understanding of event-driven and messaging architectures (Kafka, JMS, AMQP or similar)
• Experience engineering reliability and observability at scale (monitoring, tracing, SLIs/SLOs)

Desirable Skills:

• Experience building notification delivery infrastructure (webhooks, push, SMS)
• Awareness of the payments domain, including processing flows and compliance considerations
• Experience adopting AI-assisted development practices to improve productivity and code quality

GCS is acting as an Employment Agency in relation to this vacancy.