AWS Platform Engineer — Landing Zone & Security

0TO9 | Bank of Entrepreneurship; Stockholms kommun; On-site; SEK 900,000 - 1,400,000; Full time

Job summary

0TO9 | Bank of Entrepreneurship is seeking a senior Platform Engineer to design and run a robust AWS foundation across multiple accounts. You’ll own the landing zone, guardrails, and identity controls while ensuring security and compliance are embedded from day one.

You will work closely with the CTO and CISO to implement resilient, auditable infrastructure and cost-aware operations across the fintech platform.

Qualifications

• Hands-on experience designing and running production workloads on AWS.
• Experience building or operating an AWS landing zone using Control Tower/Organizations and SCPs.
• Infrastructure as code with CDK or Terraform or CloudFormation.

Responsibilities

• Design and run our AWS landing zone and guardrails across accounts.
• Build and evolve infrastructure as code in CDK (TypeScript) and deploy via CI/CD pipelines.
• Operate containerised .NET microservices on ECS Fargate with RDS, S3 and DynamoDB.
• Own identity and access management with Okta and IAM Identity Center for SSO.
• Maintain security baseline: centralized logging, threat detection, KMS encryption, WAF, and compliance evidence.

Skills

AWS architecture

Multi-account design

Security by default

Observability mindset

Tools

CDK TypeScript

GitHub Actions

ECS Fargate

RDS

Job description

0TO9 | Bank of Entrepreneurship is seeking a senior Platform Engineer to design and run a robust AWS foundation across multiple accounts. You’ll own the landing zone, guardrails, and identity controls while ensuring security and compliance are embedded from day one.

You will work closely with the CTO and CISO to implement resilient, auditable infrastructure and cost-aware operations across the fintech platform.