Java Backend Developer
hace 4 días
Edinburgh
Job Title: Senior Java Backend Developer Experience: 15+ Years Work Location: Edinburgh, Scotland Employment Type: 6 Months Contract Hybrid- 2 days onsite and 3 days remote Job Description: Mandatory Skills & Experience • Java 17: Functional programming features, records, sealed classes, performance considerations., • Spring Boot: Auto-configuration, profiles, Spring Data/JPA, WebFlux (nice), validation, actuator., • SQL & RDBMS: Schema design, indexes, query optimization, transactions, isolation levels., • Apache Kafka: Topic design, partitioning strategy, consumer groups, offsets, retries/DLQ, schema registry/Avro/Protobuf., • GCP: Familiarity with Cloud Run or GKE, Cloud SQL, Cloud Storage, Secret Manager, IAM, VPC; cost/perf trade-offs., • DevOps Tooling: Git, CI/CD (Jenkins/GitHub Actions/GitLab), Docker; Kubernetes fundamentals; IaC awareness., • Software Engineering Fundamentals: DDD concepts, SOLID, testing (unit/integration), performance profiling, and security basics (OAuth2/JWT, OWASP Top 10). Non-Mandatory (Nice-to-Have) • MongoDB (schema design, indexes, aggregation)., • Messaging systems: RabbitMQ, GCP Pub/Sub, or SQS/SNS., • Caching & Performance: Redis, Hazelcast; rate limiting; API gateways (Kong/Apigee)., • Observability: Prometheus/Grafana, ELK/EFK, OpenTelemetry, distributed tracing., • Build & Infra: Maven/Gradle tuning, Helm charts, Terraform, Argo CD., • Testing: Testcontainers, WireMock/MockServer, contract testing (Pact), chaos testing basics., • Security: mTLS, secrets rotation, vulnerability scanning (Snyk/Trivy), supply chain security.