Lead AWS Platform Engineer

PEXA

. Help shape PEXA Go’s platform strategy and architecture .

Posted 10/12/2026full-timeUnited KingdomSenior💰 £80,000 - £85,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates strong expertise in building and operating production platforms in AWS, with a focus on EKS, Terraform, and secure deployment practices. Capable of improving platform reliability, security, and cost efficiency while collaborating effectively with technical teams.

Highest-signal resume keywords

AWS Platform EngineeringTerraform Infrastructure as CodeEKS and Kubernetes ManagementCI/CD and Secure Deployment PracticesCloud Security and Cost Optimisation

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

AWS ServicesTerraformEKSKubernetesCI/CDMonitoring and LoggingDisaster RecoveryCapacity ManagementVulnerability ManagementCost Optimisation

Soft Skills

Clear CommunicationCollaborative Approach

Tools & Technologies

KongUnleash

Industry Keywords

Financial ServicesResilienceAssurance Requirements

Tech Stack

Tools & technologies

AWSCloudKubernetesTerraformGo

About the role

Key responsibilities & impact

Help shape PEXA Go’s platform strategy and architecture
Deliver the platform roadmap while balancing planned improvements with operational needs
Design, build and improve AWS services including EKS, RDS and Aurora, MSK, S3, IAM and core networking
Develop and maintain infrastructure as code using Terraform and deployment pipelines
Plan and deliver platform upgrades, lifecycle work and technical improvements
Improve reliability, resilience, security, observability and cost efficiency
Collaborate with engineering and operational teams on safe deployments, incident response and service readiness
Provide technical direction through design reviews, code reviews, troubleshooting and collaboration
Maintain documentation, operating procedures and architecture records
Participate in the paid platform engineering on-call rota
Take hands-on technical ownership and help develop the platform capability
Make technical decisions within agreed guardrails and involve stakeholders when decisions have wider implications

Requirements

What you’ll need

Strong experience building and operating production platforms in AWS
Practical expertise in EKS, Kubernetes, AWS networking, identity and access management, storage, databases and managed messaging
Strong Terraform experience, including modules, testing, version control and state management
Experience with CI/CD and secure deployment practices
Understanding of high availability, backup, disaster recovery, failover and capacity management
Experience with monitoring, logging, tracing and actionable alerting
Knowledge of cloud security, vulnerability management and cost optimisation
Ability to balance delivery pace with reliability, security, supportability and cost
Clear communication and collaborative approach across technical teams
Experience taking complex engineering work from design through delivery
Experience with Kong or Unleash, or in financial services or another environment with demanding resilience and assurance requirements, would be useful

Benefits

Comp & perks

Four Wellness Days across the year
24/7 personal safety, medical and mental health support through Sonder
£800 Health Flex Pot
Access to a digital GP, mental health and nutrition consultations
Support with eye tests and glasses
PEXA Academy and LinkedIn Learning
Up to five days’ paid study leave each year for relevant courses
Performance-based incentives
PEXA OwnIt Equity Plan for eligible employees
PEXA Impact Awards
£500 employee referral bonus
Discounts through Perkbox and Get Active
Up to 20 weeks’ paid maternity or adoption leave for eligible permanent employees with at least 12 months’ continuous service
Up to four weeks’ paid paternity leave, in addition to statutory entitlements
Support for family and life events, including family grief counselling, discounted legal services and UK-registered veterinary advice
Hybrid working combining regular in-office connection with working from home
Ability to work remotely from an approved country for up to two weeks every six months
Option to purchase up to four additional weeks of annual leave each year
Paid Volunteer Day
Events throughout the year to connect and celebrate