IBU
AWS Application Modernisation Architect
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Technology Lead
We are seeking a hands-on Technology Lead to lead the modernisation of a large-scale Java enterprise application into a secure, scalable and cloud-native platform on AWS. The role combines solution architecture, software engineering, database expertise, DevOps and customer-facing technical leadership.
Key Responsibilities
- Lead end-to-end Java application modernisation, including microservices, API-first, serverless and event-driven architecture.
- Define target architecture, modernisation roadmap, technical standards and engineering best practices.
- Design and implement AWS solutions using ECS, Fargate, Lambda, API Gateway, EventBridge, SQS, SNS, Step Functions, S3 and CloudWatch.
- Provide hands-on technical leadership across Java 11/17+, Spring Boot, Spring Cloud, REST APIs, Python and TypeScript.
- Lead database architecture and hands-on engineering across Amazon DynamoDB and Aurora PostgreSQL, including data modelling, performance tuning, migration, HA/DR and operational support.
- Establish and govern CI/CD, DevSecOps and Infrastructure as Code using Jenkins/GitHub Actions, Terraform and/or CloudFormation.
- Drive observability, security, resilience, performance and production-readiness standards.
- Lead architecture workshops, technical governance and design reviews with customer stakeholders.
- Mentor engineering teams and coordinate architects, developers, DevOps and database specialists across distributed workstreams.
- Support complex technical issues, proof-of-concepts, performance optimisation and production transition.
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Essential Experience
- 12+ years in enterprise technology, architecture or software engineering leadership.
- Strong hands-on experience with AWS cloud architecture and application modernisation.
- Deep expertise in Java, Spring Boot, microservices and distributed systems.
- Strong hands-on DynamoDB and Aurora PostgreSQL/PostgreSQL experience, including DBA, SQL tuning and data migration.
- Experience with Docker, CI/CD, Jenkins/GitHub Actions and Terraform/CloudFormation.
- Proven experience leading technical teams and engaging with senior customer stakeholders.
- Strong communication, architecture governance, problem-solving and mentoring skills.
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Desirable
- AWS professional-level certification(s).
- Experience delivering large-scale enterprise cloud transformation programmes.
- Agile delivery and geographically distributed engineering teams.
- Experience in high-volume sectors such as logistics, retail, financial services or manufacturing.
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