We are seeking a talented Java Backend Engineer to join a dynamic GNST POD team supporting a major global financial services client. This role is focused on building high-performance, scalable software within a distributed enterprise environment.
Location: Burgess Hill, UK (On‑site 3 days per week is mandatory) Employment Type: Permanent / FTE
The Role
You will contribute to the full software development lifecycle—from design and debugging to deployment and monitoring. You will be responsible for building world‑class applications that meet the needs of high‑transaction business and customer‑facing environments.
Key Responsibilities
* Develop & Scale: Build high-quality software using distributed enterprise frameworks and scale applications based on demand.
* Review & Debug: Participate in code and test reviews; identify and remediate code defects.
* DevOps Integration: Enable and automate deployments across test, integration, and production environments using CI/CD tools.
* Monitoring: Support the monitoring of software health in production using tools like Splunk and Grafana.
Technical Requirements
* Core Java: Minimum 5 years of professional experience, specifically with Java 8+ (Java 11 or 17 preferred).
* Frameworks: Strong expertise in Spring Boot and Microservices architecture.
* Messaging: Proven experience with Kafka and its integrations.
* Databases: Proficiency in both SQL (Oracle, PostgreSQL) and NoSQL (Couchbase, Cassandra).
* Architecture: Experience with Event‑driven Microservices and high‑availability distributed systems.
* Tools: Familiarity with Git, Jenkins, Splunk/Kibana, and JUnit.
Nice to Have
* Experience with GoLang.
* Knowledge of Reactive Programming (e.g., Vert.x).
* Testing frameworks like Cucumber (BDD) or JMeter.
* Familiarity with Cloud computing and Infrastructure-as-Code.
Education & Qualifications
* University Degree in Computer Science, Engineering, or equivalent experience.
* Experience working in an Agile environment.
* Relevant technical certifications are a plus.
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