Software Engineer

Software Development Engineer – Edge Platform Location: London Working Model: 5 days on-site Contract: 12 months – PAYE Working Hours: 40 hours per week ROLE OVERVIEW We 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