Full Stack Aws Software Engineer in London

This team focuses on performance optimization and continuous development of our Mobile Marketing Channels (SMS, Push Notifications, In App Messages, WhatsApp and RCS), Mobile SDKs (iOS, Android and React Native). About the RoleAs a Fullstack Software Engineer II joining the SMS International team you will be working with a team of 4 other colleagues to deliver RCS and SMS International expansion to meet the company’s objectives. You will get the chance to build brand new services, understand how they fit into the bigger picture and plan how to architect and scale them successfully to serve our customers. Technologies we use (not exhaustive):Claude Code, with other LLM tools also availablePython, Django, Go, React, RabbitMQ, Celery, MySQL, DynamoDB, Elasticache, RedisAmazon Web Services (EC2, RDS, Aurora, SQS etc.), Terraform, Kubernetes, Splunk, Buildkite, Grafana, and other modern DevOps toolsWhat we are looking for3-5 years of experience in a software engineering disciplineExperience with full stack application developmentExperience working with both monolithic and microservices architecturesExperience working with AI tools to deliver business outcomesExperience with database design that can withstand high query volumesExperience with CI/CD pipelinesExperience debugging performance issues and improving application performanceAn interest and aptitude for collaboration across teams and disciplinesNice to HaveExperience creating new services with scalability in mind. Exposure to large-scale system designExperience with AWS or any similar cloud providerCommunication domain experienceOur salary range reflects the cost of labour in the country where the job post is advertised. The base salary offered for this position is determined by several factors, including the applicant’s job-related skills, relevant experience, education or training, and work location.In addition to base salary, our total compensation package may include participation in the company’s annual cash bonus plan, variable compensation (OTE) for sales and customer success roles, equity, sign-on payments, and a comprehensive range of health, welfare, and wellbeing benefits based on eligibility. Base Pay Range in Local Currency:68,000—102,000 GBPThis role may require up to 10% travel for purposes such as new hire onboarding, client or partner work if applicable, team meetings, and industry events. Travel is coordinated in advance.We empower creators to own their destiny by making first-party data accessible and actionable like never before. AI fluency at Klaviyo includes responsible use of AI (including privacy, security, bias awareness, and human-in-the-loop). We provide accommodations as needed. By participating in Klaviyo’s interview process, you acknowledge that you have read, understood, and will adhere to our Guidelines for using AI in the Klaviyo interview Process. For more information about how we process your personal data, see our Job Applicant Privacy Notice.Klaviyo is committed to a policy of equal opportunity and non-discrimination. We do not discriminate on the basis of race, ethnicity, citizenship, national origin, color, religion or religious creed, age, sex (including pregnancy), gender identity, sexual orientation, physical or mental disability, veteran or active military status, marital status, criminal record, genetics, retaliation, sexual harassment or any other characteristic protected by applicable law.We will never ask for payment, bank details, or personal financial information as part of the application process. By clicking "Submit Application" you consent to Klaviyo processing your Personal Data in accordance with our Job Applicant Privacy Notice. If you do not wish for Klaviyo to process your Personal Data, please do not submit an application.