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Software Engineer

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Onsite

Software Engineer

Klaviyo

Software Engineer

Skills

ReactDjangoPythonGolangMicroservicesMySQLAmazon EC2RedisRabbitMQGrafanaSplunkAIAWSKubernetesTerraform

20 days ago

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Important information


Salary:

$68,000 – $102,000 / year

Location:

London, UK

Work mode:

Onsite

Published on:

1 October 2026

What they need


Who you are

  • 3-5 years of experience in a software engineering discipline
  • Experience with full stack application development
  • Experience working with both monolithic and microservices architectures
  • Experience working with AI tools to deliver business outcomes
  • Experience with database design that can withstand high query volumes
  • Experience with CI/CD pipelines
  • Experience debugging performance issues and improving application performance
  • An interest and aptitude for collaboration across teams and disciplines
  • Experience creating new services with scalability in mind. Exposure to large-scale system design
  • Experience with AWS or any similar cloud provider
  • Communication domain experience

What the job involves

  • As 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 available
  • Python, Django, Go, React, RabbitMQ, Celery, MySQL, DynamoDB, Elasticache, Redis
  • Amazon Web Services (EC2, RDS, Aurora, SQS etc.), Terraform, Kubernetes, Splunk, Buildkite, Grafana, and other modern DevOps tools

Benefits

  • Private medical insurance
  • Medical
  • Dental
  • Vision
  • Lifestyle spending account
  • Commuter benefits
  • Modern Health - wellness platform
  • Parental leave
  • Company equity
  • Employee stock purchase plan
  • Health savings account (HSA)
  • Flexible spending accounts (FSAs)
  • Employee assistance program (EAP)
  • 401(k) plan with company match
  • Flexible paid time off (FPTO)
  • 13 company holidays
  • Paid parental bonding leave
  • Medical, Dental, Vision
  • Pension
  • Financial coaching
  • Life insurance
  • Income protection
  • Annual leave - up to 25 annual leave days
  • 10 company holidays (8 bank holidays + 2 recharge days)
  • Family leave
  • Cycle to Work benefit
  • Mental health benefits

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