Backend Developer – AWS, TypeScript, Serverless Architecture, AWS Lambda

Jobtailor

Greater London

On-site

GBP 70,000 - 110,000

Full time

8 days ago

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Job summary

Jobtailor is seeking a backend engineer toDesign, develop and maintain high-quality backend services using TypeScript in a cloud-native, serverless environment. You will work with AWS Lambda and API Gateway to build secure, scalable APIs and collaborate in an agile team to deliver robust systems.

Ideal candidates have strong TS expertise, hands-on AWS experience, and a passion for clean code, testing, and CI/CD.

Qualifications

Strong commercial experience developing backend services and APIs
Strong proficiency in TypeScript
Experience designing and developing solutions using serverless architecture
Strong practical experience with AWS cloud services
Strong experience developing and deploying applications using AWS Lambda
Understanding of event-driven and cloud-native application architectures
Experience designing secure, scalable and resilient backend services
Experience with RESTful APIs and integration with external or internal services
Experience with automated unit and integration testing
Experience using Git and modern software development workflows
Understanding of clean code, modularity, maintainability, version control and design patterns
Experience diagnosing and resolving application defects, performance issues and production problems
Understanding of AWS Lambda and serverless application development
Understanding of AWS services, event-driven architectures, asynchronous processing, API integrations, AWS configuration and deployments, cloud security, monitoring, logging, reliability, scalability and cost efficiency
Desirable: experience with API Gateway, DynamoDB, S3, SQS, SNS, EventBridge, CloudWatch and IAM
Desirable: experience with Infrastructure as Code, particularly AWS CDK, CloudFormation or Terraform
Desirable: experience with Node.js and the wider TypeScript ecosystem
Desirable: experience designing RESTful or GraphQL APIs
Desirable: experience with relational and/or NoSQL databases
Desirable: experience with CI/CD pipelines, containerisation and Docker, event-driven messaging systems, cloud security, observability, performance optimisation, large-scale public-facing digital services, and regulated or security-conscious environments

Responsibilities

Design, develop and maintain backend services using TypeScript
Design and implement serverless, cloud-native solutions
Develop and maintain AWS applications and services, including AWS Lambda
Build secure, scalable and reliable APIs and backend services
Translate user and business requirements into maintainable technical solutions
Write clean, well-tested and maintainable code
Collaborate with frontend and mobile developers, designers, product managers, QA professionals and technical specialists in an agile multidisciplinary team
Participate in technical discussions, code reviews and architectural decision-making
Develop automated tests and contribute to CI/CD processes
Investigate and resolve technical issues, defects, performance problems and production incidents
Address security, accessibility, privacy, resilience, scalability and performance throughout the development lifecycle
Contribute to technical documentation, knowledge sharing, development standards, patterns and best practices
Support an inclusive engineering culture and mentor colleagues where appropriate

Skills

TypeScript

AWS

Serverless Architecture

API Development

CI/CD

Git

Automated Testing

Node.js

Security

Tools

AWS Lambda

API Gateway

DynamoDB

SQS

SNS

EventBridge

CloudWatch

Docker

IaC

Job description

• Design, develop and maintain high-quality backend services using TypeScript
• Design and implement serverless, cloud-native solutions
• Develop and maintain AWS applications and services, including AWS Lambda
• Build secure, scalable and reliable APIs and backend services
• Translate user and business requirements into maintainable technical solutions
• Write clean, well-tested and maintainable code
• Collaborate with frontend and mobile developers, designers, product managers, QA professionals and technical specialists in an agile multidisciplinary team
• Participate in technical discussions, code reviews and architectural decision-making
• Develop automated tests and contribute to CI/CD processes
• Investigate and resolve technical issues, defects, performance problems and production incidents
• Address security, accessibility, privacy, resilience, scalability and performance throughout the development lifecycle
• Contribute to technical documentation, knowledge sharing, development standards, patterns and best practices
• Support an inclusive engineering culture and mentor colleagues where appropriate

Requirements

Strong commercial experience developing backend services and APIs
Strong proficiency in TypeScript
Experience designing and developing solutions using serverless architecture
Strong practical experience with AWS cloud services
Strong experience developing and deploying applications using AWS Lambda
Understanding of event-driven and cloud-native application architectures
Experience designing secure, scalable and resilient backend services
Experience with RESTful APIs and integration with external or internal services
Experience with automated unit and integration testing
Experience using Git and modern software development workflows
Understanding of clean code, modularity, maintainability, version control and design patterns
Experience diagnosing and resolving application defects, performance issues and production problems
Understanding of AWS Lambda and serverless application development
Understanding of AWS services, event-driven architectures, asynchronous processing, API integrations, AWS configuration and deployments, cloud security, monitoring, logging, reliability, scalability and cost efficiency
Desirable: experience with API Gateway, DynamoDB, S3, SQS, SNS, EventBridge, CloudWatch and IAM
Desirable: experience with Infrastructure as Code, particularly AWS CDK, CloudFormation or Terraform
Desirable: experience with Node.js and the wider TypeScript ecosystem
Desirable: experience designing RESTful or GraphQL APIs
Desirable: experience with relational and/or NoSQL databases
Desirable: experience with CI/CD pipelines, containerisation and Docker, event-driven messaging systems, cloud security, observability, performance optimisation, large-scale public-facing digital services, and regulated or security-conscious environments

Core Competencies

Proficient in designing and developing high-quality backend services using TypeScript and AWS, with a strong focus on serverless architecture and API development. Demonstrates expertise in clean code practices, automated testing, and collaboration within agile teams.

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