AWS Principal System Architect

TL;DR

AWS Principal System Architect (AWS/Cloud Data): Designing secure, resilient, and scalable AWS architectures and data platforms for mission-critical network workloads with an accent on multi-region systems, streaming, lakehouse architectures, and AIOps. Focus on establishing enterprise architecture standards, integrating agentic and generative AI, optimizing cloud operations, and guiding complex migrations.

Location: London or Bristol, United Kingdom

Company

hirify.global is a UK communications group operating brands including BT, EE, Openreach, and Plusnet, with a focus on connectivity, technology, and AI-enabled transformation.

What you will do

• Design highly available, fault-tolerant, secure, and multi-region AWS architectures aligned with the AWS Well-Architected Framework.
• Build enterprise AWS data pipelines and analytics architectures using services such as S3, Glue, Lambda, Redshift, EMR, and Kinesis.
• Design and operationalize AIOps pipelines using SageMaker, anomaly detection, and automated root-cause analysis and remediation for network telemetry.
• Set technical direction for data conceptualization, modeling, visualization, governance, access control, monitoring, and cost optimization.
• Lead legacy migrations and adoption of agentic AI, generative AI, and autonomous workloads in enterprise environments.
• Mentor experienced professionals, communicate architecture decisions to technical and business stakeholders, and drive engineering standards.

Requirements

• 6–8+ years of extensive AWS experience and an AWS Professional-level certification.
• Proven expertise in distributed systems, software architecture, solution design, and reliable system engineering.
• Strong experience designing AWS-native data pipelines, streaming architectures, lakehouse platforms, and real-time analytics solutions.
• Broad knowledge of AWS foundational and data analytics services, with the ability to design systems beyond cloud data platforms.
• Ability to define technical direction, maintain high standards for code quality, and optimize performance in data-intensive environments.
• Exceptional communication skills for explaining complex technical solutions to engineers, product managers, senior leaders, and other stakeholders.

Culture & Benefits

• 15% on-target bonus and a company car or £5,500 cash alternative.
• Private healthcare for employees and families, plus a BT pension scheme with employer contributions.
• 25 days of annual leave, excluding bank holidays, increasing with service.
• Equal family leave, flexible benefits, cycle-to-work support, and season ticket loans.
• Training and development opportunities, share savings schemes, and discounts on BT products and retail services.