Platform Engineer

Seccl

. Architect, implement and maintain scalable, secure AWS infrastructure using Terraform .

Posted 10/30/2026full-timeLondon • United KingdomMid-LevelSenior💰 £55,000 - £75,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in architecting and maintaining scalable AWS infrastructure using Terraform, while ensuring compliance and operational excellence in regulated environments. Proficient in designing cloud-native solutions and enhancing platform observability through effective tooling and practices.

Highest-signal resume keywords

AWS Infrastructure ManagementTerraform ImplementationCI/CD Processes with GitHub ActionsMongoDB and Postgres OptimizationPlatform Engineering in Regulated Environments

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

AWSTerraformMongoDBPostgresJavaScriptTypeScriptCI/CDGitHub ActionsServerless SolutionsIncident Response

Soft Skills

MentoringCollaborationAdaptabilityProblem-SolvingCommunication

Tools & Technologies

DatadogAPI GatewayLambdaInfrastructure-as-CodeObservability Tools

Industry Keywords

Regulated EnvironmentsOperational ExcellenceDevOps CulturePlatform-Level OutcomesCloud-Native Solutions

Tech Stack

Tools & technologies

AWSCloudJavaScriptMongoDBNode.jsPostgresTerraformTypeScript

About the role

Key responsibilities & impact

Architect, implement and maintain scalable, secure AWS infrastructure using Terraform
Design cloud-native, serverless solutions using MongoDB, Lambda, API Gateway and other AWS services
Contribute to incident response, production readiness and reliability initiatives across engineering squads
Enhance observability and platform insight through actionable alerting and data visibility using Datadog
Continuously improve CI/CD processes with GitHub Actions
Collaborate with Node.js/TypeScript software engineers to deliver secure, performant and resilient applications
Mentor engineers and champion DevOps culture and best practices across teams
Shape and evolve the platform underpinning Seccl's investment products
Enable engineering teams to self-serve platform needs

Requirements

What you’ll need

Experience as a pragmatic platform engineer in regulated environments
Experience balancing delivery with compliance and operational excellence
Confidence working with JavaScript/TypeScript-based applications and development teams
Knowledge of MongoDB and Postgres, including diagnosing, designing and optimising for scale and resilience
Fluency in AWS best practices
Experience with infrastructure-as-code using Terraform
Experience with CI/CD tooling such as GitHub Actions
Exposure to architectural decisions
Willingness to own platform-level outcomes
Ability to work in a fast-paced environment and embrace ambiguity and change

Benefits

Comp & perks

27 days holiday + bank holidays (some can be flexible)
Day off on your birthday
Three days (full time) per year for Dependant leave
Two volunteering days per year
Option to work abroad for up to six weeks a year
Secclbrate recognition programme with flexible rewards including extra pay, additional holiday and increased learning budget
One month paid sabbatical at eight years
6% employer pension contribution
Life assurance
Private medical insurance with AXA Health
Enhanced Parental leave
MacBook
Up to £500 home office set up budget
£750 per person learning budget
Free therapy via Wellness Cloud
Mental health support via Headspace
Access to Octopus Money
Octopus Share Incentive Plan
Will writing offering via Octopus Legacy
Perkbox flexi-points, discounts and perks including free weekly coffee, gym and retail discounts
Cycle to Work initiative
Octopus Electric Vehicle Leasing