AWS Platform Engineer

AWS Platform Engineer

Salary: £70,000 - £80,000 per annum DOE, plus company benefits

Location: Remote, with occasional business travel(you must be based in the UK)

Contract: Full Time, Permanent

Shifts: 37.5 hours per week, Monday – Friday, 9am until 5:30pm with 1 hours unpaid break

Williams Lea seeks an AWS Platform Engineer to join our team!

Williams Lea is the leading global provider of skilled, technology-enabled, business-critical support services, with long-term trusted relationships with blue-chip clients across investment banks, law firms and professional services firms. Williams Lea employees, nearly 7000 people worldwide, who provide efficient business services at client sites in often complex and highly regulated environments, from centralised Williams Lea onshore facilities, and through best cost company offshore locations.

Purpose of role 

We are seeking an AWS DevOps Engineer to join our team. The ideal candidate will have a strong focus on a code-first approach to defining cloud infrastructure and drive automation across our AWS-based applications and services. You will be responsible for architecting, implementing, and maintaining scalable, secure, and cost-effective solutions on Amazon Web Services while enabling rapid and reliable software delivery.

Key responsibilities 

AWS Infrastructure Management

• Deploy and manage AWS infrastructure using code first tooling such as Terraform, AWS CDK and Cloud Formation.
• Design, deploy, and manage AWS infrastructure using services such as EC2, ECS, EKS, Lambda, RDS, S3, VPC, and CloudFront
• Optimize AWS resource utilization and costs through rightsizing, reserved instances, and automated scaling
• Manage multi-account AWS environments using AWS Organizations, Identity Centre and Control Tower
• Implement disaster recovery and backup strategies using AWS services

CI/CD Pipeline Development

• Build and maintain CI/CD pipelines using Bitbucket Pipelines and AWS CodePipeline.
• Implement automated testing and security scanning within deployment pipelines
• Manage deployment strategies including blue-green deployments using AWS services
• Automate application deployments to ECS, EKS, Lambda, and EC2 environments

Container and Serverless Management

• Implement serverless architectures using AWS Lambda, API Gateway, and Step Functions
• Deploy and manage containerized applications using Amazon ECS and Amazon EKS
• Manage container registries using Amazon ECR
• Optimize container and serverless application performance and costs
• Implement service mesh architectures using AWS App Mesh when applicable

Monitoring and Observability

• Implement comprehensive monitoring using Amazon CloudWatch, AWS X-Ray, and AWS Systems Manager
• Set up alerting and dashboards for proactive incident management
• Configure log aggregation and analysis using CloudWatch Logs and AWS OpenSearch
• Implement distributed tracing for microservices architectures
• Create and maintain operational runbooks and documentation

Security and Compliance

• Implement AWS security best practices using IAM, Security Groups, NACLs, and AWS Config
• Manage secrets and credentials using AWS Secrets Manager and Systems Manager Parameter Store
• Implement compliance frameworks and automated security scanning
• Configure AWS GuardDuty, AWS Inspector, and AWS Security Hub for threat detection
• Manage SSL/TLS certificates using AWS Certificate Manager

Automation and Scripting

• Develop automation scripts using Python, Bash, and AWS CLI/SDK
• Create AWS Lambda functions for operational automation
• Implement event-driven automation using CloudWatch Events and EventBridge
• Automate backup, patching, and maintenance tasks using Hashicorp Packer and AWS Systems Manager
• Build custom tools and utilities to improve operational efficiency

Personal attributes

AWS

• Strong experience with core AWS services: EC2, S3, RDS, VPC, IAM, CloudFormation
• Experience with container services (ECS, EKS) and serverless technologies (Lambda, API Gateway)
• Proficiency with AWS networking concepts and security best practices
• Experience with AWS monitoring and logging services (CloudWatch, X-Ray)

Technical Skills

• Expertise in Infrastructure as Code using Terraform, CloudFormation, and CDK
• Strong scripting skills in Python, Bash, or PowerShell
• Experience with CI/CD tools, preferably Bitbucket Pipelines and AWS native services
• Knowledge of containerization with Docker and orchestration with Kubernetes
• Understanding of microservices architecture and distributed systems
• Experience with configuration management and automation tools

DevOps Practices

• Strong understanding of CI/CD best practices and GitOps workflows
• Experience with automated testing and deployment strategies
• Knowledge of monitoring, alerting, and incident response procedures
• Understanding of security scanning and compliance automation

Preferred Qualifications

• AWS Certified Solutions Architect (Associate or Professional)
• AWS Certified DevOps Engineer Professional certification
• Additional AWS certifications (Security, Networking, or specialized services)
• Experience with AWS Well-Architected Framework implementation
• Knowledge of AWS Cost Optimization and FinOps practices
• Experience with AWS migration strategies and tools (DMS, SMS, MGN)
• Familiarity with AWS governance tools (Organizations, Control Tower, Config)
• Experience with multi-region deployments and global infrastructure
• Knowledge of AWS advanced networking features (Transit Gateway, Direct Connect)

AWS Services

• Compute & Containers

• Amazon EC2, ECS, EKS, Fargate, Lambda, Batch

• Storage & Database

• Amazon S3, EBS, EFS, RDS, DynamoDB, ElastiCache, Redshift

• Networking & Security

• VPC, Route 53, CloudFront, ALB/NLB, IAM, Secrets Manager, Certificate Manager

• Developer Tools

• CodePipeline, CodeBuild, CodeDeploy, CodeCommit, CodeArtifact

Monitoring & Management

• CloudWatch, X-Ray, Systems Manager, Config, CloudTrail, AWS OpenSearch

Rewards and Benefits

We believe in supporting our employees in both their professional and personal lives. As part of our commitment to your well-being, we offer a comprehensive benefits package, including but not limited to:

• 25 days holiday, plus bank holidays(pro-rata for part time roles)
• Salary sacrifice schemes, retail vouchers – including our TechScheme which can be used on a range of gadgets such as Smart TV’s, laptops and computers or household appliances.
• Life Assurance
• Private Medical Insurance
• Dental Insurance
• Health Assessments
• Cycle-to-work scheme
• Discounted gym memberships
• Referral Scheme

You will also have the opportunity to work for a global employer who is dedicated to offering each and every employee an enjoyable, challenging and rewarding career with future career development prospects!

Equality and Diversity

The Company values the differences that a diverse workforce brings to the organisation and will not discriminate because of age, disability, gender reassignment, marriage and civil partnership, pregnancy and maternity, race (which includes colour, nationality and ethnic or national origins), religion or belief, sex or sexual orientation (each of these being a “protected characteristic” in discrimination law). It will not discriminate because of any other irrelevant factor and will build a culture that values openness, fairness and transparency.

If you have a disability and would prefer to apply in a different format or would like to make a reasonable adjustment to enable you to make an interview please contact us at careersatWL@williamslea.com(we do not accept applications to this email address).

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