Backend Java Engineer

Backend Engineer II (Java)

Role Overview
We are looking for an experienced Backend Engineer to develop scalable, reliable, and high-performance Back End services.
This role requires engineers who can rapidly understand an existing distributed system, independently implement new functionality, troubleshoot production issues, and consistently deliver high-quality software.

Responsibilities
Design, implement, and maintain Back End services.
Develop scalable REST and/or GraphQL APIs.
Build reliable, observable, and resilient distributed systems.
Write clean, maintainable, and well-tested Java code.
Troubleshoot production issues and perform root cause analysis.
Improve system reliability, performance, and scalability.
Participate in technical design discussions and code reviews.
Contribute to CI/CD and engineering best practices.

Must Have
3+ years of professional Java development.
Strong knowledge of Java and Spring Boot.
Experience building REST APIs.
Experience with distributed systems and microservices.
Experience with Kubernetes.
Experience with Kafka or similar messaging systems.
Experience with relational databases (PostgreSQL, MySQL, etc.).
Experience writing unit and integration tests.
Strong debugging and troubleshooting skills.
Experience with observability and monitoring tools.
Familiarity with CI/CD pipelines.
Understanding of scalability, reliability, and fault tolerance.
Ability to quickly learn an existing architecture and deliver independently.

Nice to Have
Experience with GraphQL.
Experience with cloud platforms (AWS, GCP, Azure).
Experience with SLOs, SLIs, and error budgets.
Experience with A/B testing platforms.
Experience working on high-traffic consumer systems.
Performance tuning and JVM optimization experience.

What we're looking for
Able to become productive within the first few weeks.
Comfortable working in large, existing codebases.
Strong engineering fundamentals and pragmatic decision making.
Excellent debugging and problem-solving skills.
Clear written and verbal communication.
Advanced Claude and Codex usage.
Reliable delivery with minimal supervision.
Able to estimate work realistically and communicate risks early.
Comfortable working in fast-paced Agile environments.

Job Details

Company
Ventula Consulting
Location
Manchester, Lancashire, United Kingdom M21 0
Employment Type
Contract
Salary
GBP 600 Daily
Posted