Senior Platform Engineer

Contract Platform Engineer | AWS / Terraform / GitLab CI | £700–£790 per day
Cambridge Hybrid (Non-Negotiable)

I'm working on a contract opportunity for a hands-on Platform Engineer to help improve and automate a complex cloud infrastructure environment.
The role spans AWS, Terraform, Ansible, GitLab CI, HashiCorp Vault and internal developer platforms, with a focus on building reliable, secure and increasingly self-service infrastructure workflows.
Contract details

Rate: £700–£790 per day
IR35: Inside IR35
Duration: 6 monthsWhat you'll be doing

Developing reusable Terraform modules, AWS environment repositories and Ansible automation.
Improving CI/CD pipelines covering infrastructure validation, automated testing, security checks and controlled deployments.
Building self-service infrastructure workflows with automated approvals, audit trails and operational actions.
Developing lightweight platform services and automation using Python, Go or similar languages.
Reviewing infrastructure changes for security, reliability, least privilege and safe production deployment.
Working across cloud and hybrid infrastructure, collaborating with engineering, security and operations teams.What we're looking for

Strong production experience with AWS and Terraform, including brownfield environments, reusable modules, remote state and safe infrastructure changes.
Solid AWS knowledge across IAM, networking, EC2, ECS, RDS/Aurora, S3, Route 53, Secrets Manager and CloudWatch.
Hands-on experience with GitLab CI, Ansible, HashiCorp Vault and secure secrets management.
Practical scripting or software development skills in Python, Go, TypeScript or similar.
A strong understanding of infrastructure automation, CI/CD, security controls and production change management.
The ability to take ownership of complex platform challenges and work effectively across multiple engineering teams.Particularly useful
Experience with internal developer portals such as Backstage, self-service infrastructure, Terraform orchestration tools, Kubernetes policy and authentication, or hybrid/on-prem infrastructure.
Exposure to AI-assisted automation, MCP/tool-calling integrations or agent-based workflows would also be beneficial.
This is a great opportunity for an engineer who enjoys getting hands-on with infrastructure, improving developer experience and building automation that makes platform operations safer and more efficient.
Interested? Drop me a message to discuss the role and next steps.

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