Platform Engineer AWS IaC

Client Server Ltd.; Greater London; Hybrid; GBP 65,000 - 75,000; Full time

Benefits offered by this job

25 days holidays

Flex carry over

Festive office closure

Employee Assistance Programme

Social and team events

Job summary

Client Server Ltd. in London is seeking a Platform Engineer to design, build and optimise scalable AWS infrastructure. You will drive Terraform-based deployments, collaborate with software teams, and improve CI/CD practices to deliver secure, cost‑effective cloud solutions.

This hands‑on role offers ownership of infrastructure projects, mentoring, and shaping engineering standards within a growing tech company in the renewable energy storage sector. Hybrid London/WFH options available.

Qualifications

• Experience managing infrastructure with Terraform on a cloud platform.
• Deep knowledge of AWS.
• Proven track record delivering large projects across complex infrastructure deployments.
• Strong security practices with CI/CD pipelines.
• Experience in containerisation using Docker.
• Excellent problem solving and troubleshooting skills.
• Strong collaboration and communication with stakeholders.

Responsibilities

• Design, build and optimise AWS infrastructure with Terraform.
• Lead infrastructure projects from requirements to delivery.
• Improve CI/CD pipelines and automation.
• Ensure security and cost‑effective cloud solutions.
• Mentor less experienced engineers and shape engineering standards.

Skills

AWS

Terraform

CI/CD

Docker

Scripting

teamwork & communication

Tools

EC2

S3

RDS

VPC

ECS

Lambda

CloudWatch

Prometheus

Grafana

IAM

Job description

London, Greater London | £65k - £75k per year

Platform Engineer (AWS IaC) London / WFH to £75k

Are you an infrastructure technologist with strong AWS and Terraform experience?

You could be progressing your career at a scaling technology company that specialises in renewable energy storage and trading.

As a Platform Engineer you'll design, build and optimise the AWS infrastructure, working closely with software engineering teams to deliver scalable, secure and cost effective cloud solutions.

This is a hands‑on role with plenty of ownership. You'll take the lead on infrastructure projects, shape architectural decisions, automate and improve ways of working and ensure the AWS platform continues to meet the organisation's evolving technical and business needs.

Your role will include designing and implementing scalable AWS infrastructure using services including EC2, S3, RDS, VPC, ECS and Lambda; leading infrastructure projects from requirements and architecture through to delivery; building and managing infrastructure as code using Terraform, alongside CI/CD pipelines and automation, seeking to improve operational efficiency through scripting, tooling and automation.

You'll monitor and optimise AWS environments for performance, reliability and cost using CloudWatch, Prometheus, Grafana and other observability tools, implement AWS security best practice, including IAM, roles, policies and least privilege access.

As a senior member of the team you'll collaborate with software engineering teams and business stakeholders to understand requirements and deliver effective infrastructure solutions, help shape engineering standards, tooling and ways of working and mentor less experienced engineers, contributing to the development of the wider infrastructure team.

Location / WFH:

You can work from home in a hybrid model, joining the team in London twice a week.

About you:

• You have experience in managing infrastructure with Terraform on a cloud platform
• You have a deep knowledge of AWS
• You have a proven track record delivering large projects / improvements across complex Infrastructure deployments and platforms
• You have good knowledge of security best practices with expertise in implementing and managing CI/CD pipelines
• You're experienced in containerisation using Docker
• You have excellent problem solving and troubleshooting skills
• You have strong collaboration and communication skills for both technical and non-technical stakeholders

What's in it for you:

• Salary to £75k
• 25 days holidays in addition to public holidays, carry over flex and festive office closure
• Enhanced parental leave offerings with 6 months of full salary for the primary caregiver and 1 month for the secondary caregiver
• Employee Assistance Programme
• A range of social and team events