Lead Java Developer

HCL is a $11 billion leading global technology enterprise consisting of over 200,000 professionals operating from 52 countries. Founded in 1976, HCL is one of India's original IT garage start-ups. For more on HCL, please visit www.hcl.com

Job Role

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Job Title: Senior Java Backend Develop erExperience: 15 Yea rsWork Location: Leeds,

UKEmployment Type: Full-time and 6 Months Contra ctNo. of position is

5Hybrid- 2 days onsite and 3 days remo te

Job Descripti on

Mandatory Skills & Experi

• ence

  Java 17: Functional programming features, records, sealed classes, performance considerat

• ions.Spring Boot: Auto-configuration, profiles, Spring Data/JPA, WebFlux (nice), validation, actu
• ator.SQL & RDBMS: Schema design, indexes, query optimization, transactions, isolation le
• vels.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 aware
• ness.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, aggreg

• ation).Messaging systems: RabbitMQ, GCP Pub/Sub, or S
• QS/SNS.Caching & Performance: Redis, Hazelcast; rate limiting; API gateways (Kong/A
• pigee).Observability: Prometheus/Grafana, ELK/EFK, OpenTelemetry, distributed t
• racing.Build & Infra: Maven/Gradle tuning, Helm charts, Terraform, A
• rgo CD.Testing: Testcontainers, WireMock/MockServer, contract testing (Pact), chaos testing
• basics.Security: mTLS, secrets rotation, vulnerability scanning (Snyk/Trivy), supply chain se

curity.