Senior Java Engineer (reliability & observability)

Reference: JR-AVPBARC_1774009927

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.

£45,000.00 - £60,000.00
Per annum
GBP45000 - GBP60000 per annum

Northampton

Permanent

Added 20/03/2026
Reference: JR-AVPBARC_1774009927

Senior Java Engineer (reliability & observability)

Northampton
Permanent

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