Senior Platform Engineer ( AWS )

Senior Platform Engineer – Hybrid (London) – AWS / Kafka / Infrastructure as code (IaC)

Location: Hybrid (2 days/week in London office)

Type: Full-time, Permanent

Salary: Competitive + Benefits

About the Role

We’re looking for a skilled Senior Platform Engineer to help shape and scale a modern cloud-native platform that underpins high-volume data processing. This is a hands-on engineering role focused on enabling development teams through robust infrastructure, automation, and tooling.

You’ll be instrumental in evolving a lean, event-driven architecture that supports real-time data flows and complex backend services. Working in a collaborative environment, you’ll help drive platform strategy, improve developer experience, and ensure systems are secure, observable, and cost-efficient.

This role is ideal for someone who enjoys solving infrastructure challenges, mentoring others, and building systems that make a real-world impact. especially in a domain where technology directly supports creative industries.

Key Responsibilities

• Own the full lifecycle of platform development: design, implementation, testing, deployment, and operations.
• Support development teams with infrastructure and platform tooling.
• Collaborate with InfoSec and global platform teams to maintain security and compliance.
• Build and maintain CI/CD pipelines, monitoring tools, and cost optimisation strategies.
• Mentor and coach engineers on platform best practices.

Tech Stack Highlights

• AWS (ECS, S3, DynamoDB, Aurora, OpenSearch)
• Pulumi (TypeScript) for infrastructure as code
• Kafka (Confluent Cloud) for event-driven architecture
• GitHub Actions for CI/CD
• DataDog for observability
• Containerised microservices architecture

What We’re Looking For

• Strong programming background (Java or TypeScript preferred)
• Experience designing scalable, resilient cloud infrastructure
• Familiarity with event-driven systems and Kafka
• Hands-on experience with AWS and infrastructure automation tools (Pulumi, Terraform, etc.)
• Understanding of Domain-Driven Design and collaborative modelling
• Experience with relational and NoSQL databases (PostgreSQL, DynamoDB, OpenSearch)
• Bonus: Experience with monolith-to-microservices migrations

Why Join?

• Flexible working (hybrid London)
• Enhanced holiday allowance
• Mental and physical health initiatives
• Pension scheme
• Inclusive, values-driven culture
• Work on meaningful tech that supports a growing industry