Senior Backend Engineer (Java)
Location: Manchester, UK (Hybrid - 2 days/week on-site)
Role Type: Contract
About the Role
We are seeking a Senior Backend Engineer to design, build, and scale resilient, high-performance distributed systems. This role is ideal for a pragmatic developer who thrives in fast-paced Agile environments, excels at navigating large existing codebases, and delivers production-ready software with minimal supervision.
In this role, you will lead complex technical initiatives, influence system architecture, and leverage modern AI tooling (Claude and Codex) to accelerate delivery. You'll work cross-functionally with product managers, frontend engineers, and platform teams while elevating code quality and mentoring fellow engineers.
Core Responsibilities
Architecture & API Design: Build and maintain scalable, fault-tolerant backend microservices and REST APIs.
Technical Leadership: Lead medium-to-large engineering initiatives, participate in design reviews, and establish engineering best practices.
System Operations & Reliability: Troubleshoot complex production issues, conduct root-cause analysis, and enhance observability, logging, and performance.
Delivery & Quality: Write clean, testable Java code, conduct constructive code reviews, and drive automated testing (unit, integration, and E2E).
DevOps & Collaboration: Partner with infrastructure teams to optimize CI/CD pipelines, deployment automation, and containerized deployments.
What You'll Bring (Must-Haves)
Experience: 5+ years of hands-on backend engineering experience, with deep expertise in Java and Spring Boot .
Distributed Systems: proven track record in microservices architecture, relational database modeling, and event-driven messaging (e.g., Kafka ).
Cloud & DevOps: Hands-on experience with Kubernetes , containerization, and modern CI/CD pipelines.
Engineering Standards: Mastery in API design, resiliency patterns, production troublesho...
Senior Backend Engineer (Java) employer: Randstad Technologies Careers
At Randstad Technologies, we pride ourselves on being an excellent employer by fostering a collaborative and innovative work culture that empowers our employees to thrive. Located in Harlow, we offer competitive benefits, opportunities for professional growth, and the chance to work on impactful projects with leading clients. Join us to be part of a dynamic team where your contributions are valued and your career can flourish.
Contact Details:
Randstad Technologies Careers Recruitment Team
