Role: Backend Java Spring Boot Developer Contract Duration: 12 months Work Arrangement: Hybrid - Croydon (Biweekly on-site presence) IR35 Determination: Inside Sector: Government/Public Services Interview Format: Single-stage via Microsoft Teams Security Clearance: SC/NPPV3 REQUIRED We are seeking a skilled Java Developer to contribute to the upkeep and enhancement of a resilient, containerized application. The successful candidate will be sponsored through NPPV3 clearance as part of the onboarding process. Key Responsibilities - Address and resolve service tickets, including incidents, change requests, and service inquiries, adhering to DDaT operational frameworks. -Prepare for production releases by assembling deployment artifacts. -Promote service quality through continuous improvement efforts. -Work closely with other technical teams to manage dependencies and resolve shared issues. -Investigate technical challenges by engaging with subject matter experts to deepen system knowledge. -Take responsibility for maintaining a Legacy platform, including its traditional deployment mechanisms. -Enhance and support the existing solution, ensuring ongoing reliability and performance. -Deliver updates within a Legacy environment, progressively becoming the domain expert. -Update service-related documentation as changes are implemented. -Ensure all code changes are peer-reviewed prior to integration. -Merge validated code into the main development branch. -Develop and validate feature-level and external API tests as required. -Update API documentation to reflect new or modified functionality. -Present completed work for stakeholder review and approval during sprint reviews. Essential Skills -Java/Spring Boot Microservices -AWS Kubernetes -Hibernate -Debezium -Messaging systems (eg, SNS/SQS) -AWS RDS/Aurora PostgreSQL -AWS OpenSearch -Jenkins/Git/SonarQube *PLEASE DO NOT APPLY IF YOU ARE NOT PRE-CLEARED TO SC LEVEL*