Software Engineer

Job DescriptionSoftware Development Engineer - Edge PlatformLocation: LondonWorking Model: 5 days on-siteContract: 12 months - PAYEWorking Hours: 40 hours per week ROLE OVERVIEWWe are looking for an experienced Software Development Engineer to join a large-scale Edge Platform engineering team in London.You will work on mission-critical platform services supporting configuration management, push notifications, observability, intelligent traffic routing, automated failover and AI-enabled platform capabilities.This is a senior engineering role suited to someone who can independently own medium-complexity features, develop high-quality production code and contribute to the reliability and operational excellence of large-scale distributed systems. KEY RESPONSIBILITIES* Design, build and extend features for a remote MCP platform* Develop highly available backend and distributed services* Build production solutions using Java, Kotlin and TypeScript* Work with AWS services including EC2, NLB

ElastiCache, Lambda and DynamoDB* Develop and maintain infrastructure using AWS CDK* Support high-throughput, low-latency distributed systems* Work with DNS, HTTP/TLS and load-balancing technologies* Troubleshoot application, infrastructure and networking issues* Support intelligent traffic routing and automated failover* Maintain monitoring, dashboards, alarms and runbooks* Participate in on-call rotations and incident response* Support CI/CD and deployment automation* Conduct code reviews, testing, refactoring and performance optimisation* Independently own and deliver technical features with minimal guidance* Use Generative AI and coding agents effectively within engineering workflows KEY EXPERIENCE* Professional software development engineering experience* Strong Java, Kotlin and TypeScript skills* Experience building backend services or distributed systems* Hands-on AWS experience including EC2, NLB, ElastiCache, Lambda and DynamoDB* Infrastructure as Code experience, ideally AWS CDK* Strong understanding of DNS, HTTP/TLS and load balancing* Production software operations experience including monitoring, alarming and incident response* Strong Linux/UNIX and shell scripting skills DESIRABLE EXPERIENCE* High-throughput, low-latency systems* Concurrency, profiling and performance optimisation* CI/CD pipelines and deployment automation* DDoS protection, authentication protocols and TLS termination* Strong unit testing, code review and continuous deployment practices* Experience using Generative AI and coding agents to improve development productivity