Python Backend Developer - AWS

Python Backend Developer - AWS

Posted 5 days ago by Response Informatics

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Negotiable
Undetermined
Undetermined
London Area, United Kingdom
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Agile Methodology Amazon DynamoDB Amazon Simple Notification Service (SNS) Amazon Simple Queue Services Amazon Web Services (AWS) Apache Kafka API Design API Gateway Application Programming Interface (API) Automation AWS Lambda AWS Serverless Cloud Computing Cloud Technology Continuous Integration and Continuous Delivery Data Processing Data Streaming DevOps Django (Web Framework) Docker (Software) Elastic (ELK) Stack FastAPI File Servers Flask (Web Framework) Front End (Software Engineering) Generic Programming Github GraphQL Infrastructure as Code (IaC) Integration Testing Jenkins JSON LESS Microservices Prometheus (Software) Python (Programming Language) RESTful API Software Design Software Design Patterns Software Development Unit Testing

Summary: We are looking for a highly skilled Python Backend Developer with extensive experience in building Microservices-based architectures and cloud-native serverless solutions on AWS. The role involves designing, developing, and maintaining scalable backend systems while ensuring high performance and responsiveness. The ideal candidate will collaborate with various teams to deliver high-quality software and implement best practices in code quality and deployment automation.

Key Responsibilities:

  • Design and develop robust backend services and RESTful APIs using Python (FastAPI, Flask, or Django)
  • Build and deploy microservices that are scalable, loosely coupled, and independently deployable
  • Develop and manage serverless applications using AWS Lambda, API Gateway, DynamoDB, S3, SNS, SQS, and Step Functions
  • Implement event-driven architectures and data processing pipelines
  • Collaborate with front-end developers, DevOps, and product teams to deliver high-quality software
  • Ensure code quality through unit testing, integration testing, and code reviews
  • Automate deployments using CI/CD pipelines and Infrastructure as Code (IaC) tools like CloudFormation or Terraform
  • Monitor, debug, and optimize backend systems for performance and scalability

Key Skills:

  • 7+ years of backend development experience using Python
  • Strong experience in designing and implementing microservices
  • Hands-on experience with AWS Serverless services: Lambda, API Gateway, S3, DynamoDB, SQS, SNS, etc.
  • Proficient in RESTful API design, JSON, and OpenAPI/Swagger specifications
  • Experience with asynchronous programming in Python (e.g., asyncio, aiohttp, FastAPI)
  • Knowledge of CI/CD tools (e.g., GitHub Actions, Jenkins, CodePipeline)
  • Familiarity with Docker and containerized deployments
  • Strong understanding of software design patterns, clean code practices, and Agile methodologies
  • Nice to Have: Experience with GraphQL or gRPC
  • Exposure to monitoring/logging tools (e.g., CloudWatch, ELK, Prometheus)
  • Knowledge of security best practices in API and cloud development
  • Familiarity with data streaming using Kafka or Kinesis

Salary (Rate): undetermined

City: London Area

Country: United Kingdom

Working Arrangements: undetermined

IR35 Status: undetermined

Seniority Level: undetermined

Industry: IT

Detailed Description From Employer:

Job Summary: We are seeking a highly skilled Python Backend Developer with strong experience in building Microservices-based architectures and cloud-native server less solutions on AWS . The ideal candidate will be responsible for designing, developing, and maintaining scalable backend systems, ensuring high performance and responsiveness to requests from front-end applications and third-party systems.

Key Responsibilities:

  • Design and develop robust backend services and RESTful APIs using Python (FastAPI, Flask, or Django)
  • Build and deploy microservices that are scalable, loosely coupled, and independently deployable
  • Develop and manage serverless applications using AWS Lambda , API Gateway , DynamoDB , S3 , SNS , SQS , and Step Functions
  • Implement event-driven architectures and data processing pipelines
  • Collaborate with front-end developers, DevOps, and product teams to deliver high-quality software
  • Ensure code quality through unit testing , integration testing , and code reviews
  • Automate deployments using CI/CD pipelines and Infrastructure as Code (IaC) tools like CloudFormation or Terraform
  • Monitor, debug, and optimize backend systems for performance and scalability

Required Skills & Experience:

  • 7+ years of backend development experience using Python
  • Strong experience in designing and implementing microservices
  • Hands-on experience with AWS Serverless services: Lambda, API Gateway, S3, DynamoDB, SQS, SNS, etc.
  • Proficient in RESTful API design , JSON, and OpenAPI/Swagger specifications
  • Experience with asynchronous programming in Python (e.g., asyncio, aiohttp, FastAPI)
  • Knowledge of CI/CD tools (e.g., GitHub Actions, Jenkins, CodePipeline)
  • Familiarity with Docker and containerized deployments
  • Strong understanding of software design patterns , clean code practices, and Agile methodologies

Nice to Have:

  • Experience with GraphQL or gRPC
  • Exposure to monitoring/logging tools (e.g., CloudWatch, ELK, Prometheus)
  • Knowledge of security best practices in API and cloud development
  • Familiarity with data streaming using Kafka or Kinesis
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