Role:
Senior Backend Engineer (Java / GCP)
Type:
6-Month Contract (High likelihood of extension)
Location:
UK-Based Remote
Start Date:
Immediate
About the Role
We are seeking a
Senior Backend Engineer
for a 6-month contract to join a high-throughput engineering team at a global Big Tech media platform. You will lead a key infrastructure initiative: reading and refactoring legacy Python codebases into standardized, production-ready Java microservices on Google Cloud Platform (GCP).
Key Responsibilities
- Legacy Refactoring:
Analyze legacy Python frameworks and migrate core business logic into high-performance Java microservices.
- Core Backend Development:
Build and operate low-latency backend services, dynamic routing layers, and service registries.
- ML Integration:
Partner closely with Machine Learning and Data Engineering teams to design clean gRPC and HTTP interfaces for model-serving infrastructure.
- Full Lifecycle Ownership:
Own services end-to-end—from initial architecture to deployment, monitoring, and performance tuning on GCP.
Requirements
Product Company Background:
Experience coming from a
tech product company background
is highly desirable.
- 6+ Years Experience:
Proven background in building and operating distributed backend microservices.
- Java Expertise (Mandatory):
Strong production-level Java skills (Spring Boot, modern Java).
- GCP Infrastructure (Mandatory):
Hands-on experience building and deploying cloud-native applications strictly on Google Cloud Platform.
- Python Proficiency:
Ability to read, understand, and translate Python codebases effectively into Java.
- Modern Systems Architecture:
Practical knowledge of gRPC/HTTP APIs, event-driven architectures, and system design principles.
- Immediate Availability:
Ability to onboard immediately / by late August.
Nice-to-Have
- Experience leveraging AI development tools (Claude, GitHub Copilot) for refactoring, test generation, and documentation.
- Prior experience working within high-scale streaming or digital media platforms.
How to Apply
If you are a UK-based contractor available for an immediate start, submit your CV directly or send a message to discuss rate and interview details.
Randstad