Top Tech Jobs & Startup Jobs in London

Build and maintain scalable Vue.js web applications and enterprise portals for customer and internal users. Integrate frontend systems with REST APIs and Spring Boot services, create analytics and reporting interfaces, optimize application performance, troubleshoot across the stack, participate in code reviews, and collaborate with Product, Engineering, and UX teams on customer-facing applications.

Build and own scalable backend microservices for call treatment orchestration, brand data, analytics, and billing. Design event-driven and hexagonal architecture solutions using Java and Spring Boot, relational databases, caching, and event-streaming platforms. Contribute to technical decisions, production support, reliability improvements, troubleshooting, and distributed team collaboration.

Own and evolve deployment pipelines and platform infrastructure across cloud, hybrid, and on-premises environments. Design containerized infrastructure with Docker, Kubernetes, and Helm; improve CI/CD workflows; monitor reliability with Prometheus and Grafana; manage secrets using Vault; troubleshoot production issues; automate deployments; and contribute to platform architecture and developer experience.

Implement, test, deploy, troubleshoot and maintain REST API and SIP telecom solutions. Monitor and tune infrastructure for high availability, develop test automation, perform packet/protocol analysis, support deployments and upgrades, participate in Tier 3 on-call rotation, and identify continuous improvement opportunities.