Senior Software Engineer

Senior Software Engineer – Python | AWS | Cloud-Native Systems

Are you a Python expert who thrives on solving complex backend problems at scale?

Do you want to help shape the architecture of cloud-first systems in a high-performance environment?

My client is seeking a Senior Software Engineer to join their growing engineering team. This role will focus on building and maintaining robust, scalable services and applications within a Python-based ecosystem deployed on AWS.

Key Responsibilities:

• Design, build and maintain cloud-native backend services using Python
• Work within an AWS-hosted infrastructure, leveraging services such as Lambda, ECS, S3, RDS, and DynamoDB
• Collaborate closely with DevOps, Product, and Front-End teams to ensure seamless delivery
• Contribute to architectural decisions and long-term technical strategy
• Champion best practices for code quality, testing, and performance
• Mentor junior developers and participate in code reviews

Requirements:

• 5+ years of software engineering experience, with significant hands-on expertise in Python
• Proven experience building and maintaining systems on Amazon Web Services (AWS)
• Strong grasp of REST APIs, event-driven architecture, and asynchronous programming
• Familiarity with containerisation (e.g. Docker) and orchestration (e.g. ECS or EKS)
• Experience with CI/CD pipelines and infrastructure-as-code (e.g. Terraform or CloudFormation)
• Solid understanding of testing frameworks and version control systems (e.g. Git)

Nice to Have:

• Experience with data engineering tools such as Airflow, Pandas, or Spark
• Exposure to serverless architectures using AWS Lambda
• Familiarity with monitoring and logging tools (e.g. CloudWatch, Prometheus)
• Previous experience working in regulated or high-availability environments

Location & Flexibility:

• This role can be fully remote, with optional visits to a UK-based office
• The company supports flexible working hours and encourages autonomy

Why Apply?

• Opportunity to influence architectural direction and system design
• Work with a modern cloud-native tech stack in a collaborative, engineering-led environment
• Competitive salary and benefits package

If you have any further questions on the role, please feel free to reach out to Brendan McCrory directly.