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K&K Talents

Java Backend Developer

K&K Talents
United Kingdom · Contract · Mid-Senior

K&K Talents is an international recruiting agency that has been providing technical resources in the European region since 1993. This position is with one of our clients in United Kingdom who is actively hiring candidates to expand their teams.

Role: Java Backend Developer

Location: Edinburgh, UK (Hybrid)

Employment type: B2B Contract


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).



Note: Applicants for employment in United Kingdom should possess work authorization which does not require sponsorship by the employer for a visa.

Key Skills

Ranked by relevance

cloud functional programming kubernetes storage docker kafka owasp java cicd git sql ddd
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Posted
Mar 27, 2026
Type
Contract
Level
Mid-Senior
Location
Edinburgh

Industries

IT Services IT Consulting Staffing Recruiting

Categories

Information Technology

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