-
DELTACLASS TECHNOLOGY SOLUTIONS LIMITED

Java Backend Developer

DELTACLASS TECHNOLOGY SOLUTIONS LIMITED
United Kingdom · Contract · Entry

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.


Key Skills

Ranked by relevance

cloud functional programming kubernetes terraform rabbitmq storage docker redis kafka owasp cicd git sql gcp ddd
Login to Apply
Posted
Apr 02, 2026
Type
Contract
Level
Entry
Location
Edinburgh

Industries

Software Development

Categories

Engineering Information Technology

Related Jobs

3 roles aligned with this opportunity

View all jobs
View Job Details
Vector Synergy
Related

Cloud Platform Engineer

2026-06-13

Contract
Not Applicable
Norway
IT Services
Engineering
View Job Details
Vector Synergy
Related

DevOps/cloud application engineer

2026-06-13

Contract
Not Applicable
Norway
IT Services
Engineering
View Job Details
EG A/S
Related

Senior Software Developer

2026-06-18

Full-time
Not Applicable
Norway
Software Development
Engineering