Python Serverless Architect

6 days ago

London, Greater London, United Kingdom Operation Technical Limited Full time
Job Description

We are seeking a highly skilled Tech Lead to design, develop, and maintain serverless applications using Python and AWS technologies. The ideal candidate will have extensive experience in building scalable, high-performance back-end systems and a deep understanding of AWS serverless services such as Lambda, DynamoDB, SNS, SQS, S3, and others. This role requires a strong technical leader who can guide teams, architect solutions, and contribute to the overall success of our fintech products.

Key Responsibilities:
  • Architect and Develop Solutions: Design and implement robust, scalable, and secure back-end services using Python and AWS serverless technologies.
  • Serverless Application Development: Build and maintain serverless applications leveraging AWS Lambda, DynamoDB, API Gateway, S3, SNS, SQS, and other AWS services.
  • Leadership: Provide technical leadership and mentorship to a team of engineers, promoting best practices in software development, testing, and DevOps.
  • Collaboration: Work closely with cross-functional teams including front-end developers, product managers, and DevOps engineers to deliver high-quality solutions that meet business needs.
  • Automation and CI/CD: Implement and manage CI/CD pipelines, automated testing, and monitoring to ensure high availability and rapid deployment of services.
  • Performance Optimization: Optimize back-end services for performance, scalability, and cost-effectiveness, ensuring the efficient use of AWS resources.
  • Security: Ensure that all solutions adhere to industry best practices for security, including data protection, access controls, and encryption.
  • Documentation: Create and maintain comprehensive technical documentation, including architecture diagrams, API documentation, and deployment guides.
  • Problem Solving: Diagnose and resolve complex technical issues in production environments, ensuring minimal downtime and disruption.
  • Continuous Improvement: Stay updated with the latest trends and best practices in Python, AWS serverless technologies, and fintech/banking technology stacks, and apply this knowledge to improve our systems.
Requirements:
  • Experience:
    • Minimum of 10 years of experience in back-end software development, with at least 6 years of hands-on experience in Python.
    • Extensive experience with AWS serverless technologies, including Lambda, DynamoDB, API Gateway, SNS, SQS, S3, ECS, EKS and other related services.
    • Proven experience in leading technical teams and delivering complex, scalable cloud-based solutions in the fintech or banking sectors.
  • Technical Skills:
    • Strong proficiency in Python and related frameworks (e.g., Flask, Django).
    • Deep understanding of AWS serverless architecture and best practices.
    • Experience with infrastructure as code (IaC) tools such as AWS CloudFormation or Terraform.
    • Familiarity with RESTful APIs, microservices architecture, and event-driven systems.
    • Knowledge of DevOps practices, including CI/CD pipelines, automated testing, and monitoring using AWS services (e.g., CodePipeline, CloudWatch, X-Ray).
  • Leadership:
    • Demonstrated ability to lead and mentor engineering teams, fostering a culture of collaboration, innovation, and continuous improvement.
  • Problem-Solving:
    • Strong analytical and problem-solving skills, with the ability to troubleshoot and resolve complex technical issues in a fast-paced environment.
  • Communication:
    • Excellent verbal and written communication skills, with the ability to effectively convey technical concepts to both technical and non-technical stakeholders.
Preferred Qualifications:
  • Experience with other cloud platforms (e.g., Azure, GCP) and containerization technologies like Docker and Kubernetes.
  • Familiarity with financial services industry regulations and compliance requirements.
  • Relevant certifications such as AWS Certified Solutions Architect, AWS Certified Developer, or similar.

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