Senior Platform Engineer
Posted 2ds ago
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Job Description
Senior Platform Engineer responsible for AWS serverless data platform design and improvement at IMS. Collaborating with teams and ensuring engineering standards and best practices.
Responsibilities:
- Design, operate, and continuously improve the AWS serverless data platform.
- Maintain self-service tooling, templates, and scaffolding for serverless resources.
- Produce high-quality technical documentation and maintain engineering standards.
- Act as a trusted technical partner, defining SLAs and SLOs for platform services.
- Ensure platform infrastructure adheres to security best practices.
- Own and evolve IaC for platform infrastructure using tools such as Terraform, AWS CDK, or CloudFormation.
- Drive a culture of continuous improvement through regular platform reviews.
Requirements:
- Deep, hands-on experience with the core serverless stack.
- Knowledge of AWS IAM, VPC, and security patterns.
- Strong Python skills - writing production-quality, testable, maintainable code.
- Familiarity with Java for legacy pipeline work.
- Proficiency in Terraform, building reusable IaC modules.
- Experience building and maintaining CI/CD pipelines with a developer-first mindset.
- Comfortable with CloudWatch and preferably a third-party observability tool.
- Ability to write clear documentation and give constructive feedback in code reviews.
- Practical knowledge of least-privilege IAM, secrets management.
Benefits:
- Flexible remote working options.
- Flexible holiday scheme (unlimited vacation) to really make the most of your time and wellbeing.
- 'Work From Anywhere' Policy - work almost anywhere in the world for 30 days per year!
- Employee Assistance Program and an enhanced maternity/paternity package.
- Funded training opportunities.
- Death in Service Protection.
- Auto-Enrolment Pension & Private Medical Insurance.
- Cycle to Work and Car Maintenance Salary Sacrifice discounts!
- Kudos Hub - a peer-to-peer recognition system, where you can recognise others using points.



















