Senior Backend Engineer - AWS & GraphQL SDKs (Remote UK)

Twilio Inc.; United States; Remote; USD 140,000 - 180,000; Full time

Benefits offered by this job

Competitive pay

Generous time off

Parental leave

Wellness leave

Healthcare

Retirement savings plan

Remote-first culture

Travel opportunities

Job summary

Twilio is hiring a Senior Software Engineer to design, build, and maintain scalable backend services using Java or Scala. This remote-first role requires strong cloud experience and a track record with SDKs and GraphQL. You will help establish backend guidelines and drive high-quality delivery from anywhere, with occasional UK-based travel.

The role emphasizes reliability, testing, and documentation while collaborating across Twilio’s engineering teams to push product excellence and performance.

Qualifications

• Bachelor's or Master's degree in CS/Engineering or related field.
• 5+ years of backend cloud-scale experience.
• Strong programming skills in Java or Scala.
• Experience with AWS or other cloud platforms at scale.
• Experience building SDKs and GraphQL BFF layer is a plus.

Responsibilities

• Design, build, and maintain large-scale backend services with a focus on reliability, availability, scalability, and performance.
• Champion high-quality engineering practices, including automated testing, maintainable code, and thorough documentation.
• Collaborate with other teams to deliver scalable, robust backend solutions for Twilio services.

Skills

Backend development

Java

Scala

Cloud computing

GraphQL

Education

Bachelor's or Master's in CS/Engineering or related field

Tools

AWS

GraphQL

CI/CD tooling

SDK development

Job description

Twilio is hiring a Senior Software Engineer to design, build, and maintain scalable backend services using Java or Scala. This remote-first role requires strong cloud experience and a track record with SDKs and GraphQL. You will help establish backend guidelines and drive high-quality delivery from anywhere, with occasional UK-based travel.

The role emphasizes reliability, testing, and documentation while collaborating across Twilio’s engineering teams to push product excellence and performance.