Backend Engineer, Moneyhub

• Strong experience building high-throughput, low-latency backend systems in production
• Deep understanding of distributed systems, scalability, and performance trade-offs
• Hands-on experience designing and operating microservice-based architectures
• Solid experience with relational databases, including schema design, query optimisation, and performance tuning (e.g. PostgreSQL or similar)
• Experience deploying and operating services on Kubernetes in cloud environments (AWS and/or GCP)
• Proven ability to identify architectural bottlenecks and lead meaningful technical improvements
• Confidence operating at senior level: influencing technical direction, making pragmatic trade-offs, and supporting other engineers
• A delivery-focused mindset, balancing long-term technical quality with business outcomes aligned to Moneyhub’s mission

Desirable

• We have regular all company away days and other company, client and team meetings, your attendance at which will be mandatory
• Your mission is to stabilize, scale, and evolve our event-driven architecture
• Ou will replace a key senior figure, taking ownership of high-throughput microservices and the underlying infrastructure that powers our financial data processing
• You are here to ensure our systems are resilient, performant, and capable of handling complex data flows across both cloud and on-premise environments
• Engineering & Technical Execution (50%):
• High-Throughput Systems: Develop and optimize Node.js microservices designed for massive scale and low latency
• Event-Driven Architecture: Manage and refine our Kafka implementation and broader event-driven patterns to ensure data integrity and system decoupling
• Full-Stack Backend Ownership: Maintain and optimize our data layer, specifically working with PostgreSQL
• Architecture & Infrastructure Strategy (30%):
• Hybrid Infrastructure: Oversee the engineering and deployment of services across AWS and GCP via Kubernetes
• System Design: Identify bottlenecks in the current architecture and propose/execute long-term structural improvements
• Collaboration & Technical Leadership (20%):
• Internal Consultancy: Act as the technical authority for high-performance systems, advising on "build vs. buy" and architectural trade-offs
• Process Evolution: Contribute to the maturity of our CI/CD, monitoring, and alerting frameworks to ensure 24/7 reliability
• Success Profile: The First 9 Months:
• At 3 Months (Onboarding & Integration):
• System Fluency: Demonstrates a deep understanding of the Moneyhub event-driven mesh and specific Kafka implementation
• Initial Impact: Has successfully audited and delivered at least one high-priority fix or optimization within the core microservices
• Relationship Building: Established trust with the engineering team as a reliable, senior-level peer
• At 6 Months (Ramp & Stability):
• Ownership: Has taken full ownership of a major service area, significantly reducing technical debt or improving throughput metrics
• Infrastructure Fluency: Is independently managing deployments and troubleshooting issues across K8s and AWS/On-prem environments
• Measurable Performance: Can demonstrate a quantifiable improvement (e.g., latency reduction or cost optimization) in a high-traffic area
• At 9 Months (Full Productivity & Strategy):
• Architectural Influence: Has contributed to the long-term architectural roadmap, moving beyond maintenance to proactive scaling
• Trusted Advisor: Functions as the "go-to" expert for high-performance backend challenges across the department
• Mission Alignment: Consistent delivery of high-value features that support Moneyhub’s growth in the financial data sector