Tech Lead, Cloud Engineer - Software, Software Engineer

London, United Kingdom Quinnox Corporation

£ 90,000. (British Pound Sterling)

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, Dynamo

DB, 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.

• 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, Dynamo
  
  DB, 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 Dev Ops.
• Collaboration: Work closely with cross-functional teams including front-end developers, product managers, and Dev Ops 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.

• 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, Dynamo
  
  DB, 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 Cloud Formation or Terraform.
• Familiarity with RESTful APIs, microservices architecture, and event‑driven systems.
• Knowledge of Dev Ops practices, including CI/CD pipelines, automated testing, and monitoring using AWS services (e.g., Code Pipeline, Cloud Watch, 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.

• 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.

Must be eligible to live and work in the UK to apply for this position.