AWS Architect

Multinational Company; Greater London; On-site; GBP 90,000 - 130,000; Full time

Job summary

Multinational Company is seeking an experienced AWS Architect specializing in Application Modernization to lead transformation of legacy systems into scalable cloud-native architectures on AWS. You will guide engineering teams through re-architecting, refactoring, and migrating core applications, establishing automated CI/CD pipelines and IaC practices.

Strong hands-on AWS experience and leadership in architectural decision-making are required.

Qualifications

• Extensive experience modernizing large enterprise applications on AWS.
• Proficient in decomposing monoliths into microservices.
• Strong proficiency in Java, Python, Node.js, or Go.
• Hands-on with CI/CD tools and Infrastructure as Code (IaC).
• AWS certifications are a plus.

Responsibilities

• Lead end-to-end modernization initiatives including re-architecting and refactoring of legacy systems.
• Design scalable, secure AWS cloud solutions and guide coding standards.
• Code and review critical components, perform spike evaluations, and resolve bottlenecks.
• Establish automated deployment pipelines and IaC practices.
• Collaborate with product managers and architects to align goals with technical plans.

Skills

Application modernization

AWS core services

Microservices

Serverless

Java

Python

Node.js

Go

CI/CD

Architectural leadership

Monolith decomposition

Tools

GitHub Actions

Jenkins

GitLab CI

Terraform

CloudFormation

AWS CDK

Job description

We are looking for an experienced AWS Architect specializing in Application Modernization to lead the transformation and refactoring of legacy systems into modern, scalable cloud-native architectures. In this role, you will bridge the gap between technical vision and execution, guiding engineering teams to re-architect, refactor, and migrate core applications to AWS.

Key Responsibilities

• Modernization Strategy & Execution: Lead end-to-end application modernization initiatives using re-architecting, refactoring, and re-platforming strategies (e.g., monolith to microservices).
• Technical Leadership & Architecture: Design scalable, resilient, and secure AWS cloud solutions; guide developers on coding best practices, design patterns, and application standards.
• Hands-on Development & Guidance: Code and review critical components, perform technical spike evaluations, and resolve complex application architecture bottlenecks.
• DevOps & CI/CD: Establish automated deployment pipelines, continuous integration, continuous delivery, and infrastructure as code (IaC).
• Stakeholder Collaboration: Partner with product managers, business analysts, and enterprise architects to translate business goals into sound technical execution plans.

Required Skills & Qualifications

• Strong background in application development and refactoring enterprise application architectures.
• Hands-on expertise with AWS Core Services (EC2, ECS/EKS, Lambda, API Gateway, S3, RDS, DynamoDB).
• Demonstrated experience decomposing monolithic applications into microservices or serverless architectures.
• Proficiency in modern programming languages (Java, Python, Node.js, or Go).
• Experience with CI/CD tools (GitHub Actions, Jenkins, GitLab CI) and Infrastructure as Code (Terraform, CloudFormation, AWS CDK).
• AWS Certified Solutions Architect – Associate/Professional or AWS Certified DevOps Engineer preferred.