Senior Software Architect - Cloud-Native & Data-Driven

Hargreaves Lansdown PLC; West of England; Hybrid; GBP 90,000 - 125,000; Full time

Benefits offered by this job

Discretionary annual bonus and annual

25 days holiday plus bank holidays

Hybrid working

Pension scheme up to 11%

Private medical insurance

Health care cash plans

Health screening programme

Bike storage and shower facilities

Volunteering days

Job summary

Hargreaves Lansdown PLC seeks a Principal Software Engineer to lead architectural direction within the Investment Growth Tribe. You will shape high-level architectures, set guardrails, run POCs, and empower teams to deliver data-driven solutions with a focus on collaboration and clarity.

You’ll mentor engineers, document decisions, and guide cloud choices, including container orchestration and AWS services, while shaping the future-state of our platform.

Qualifications

• Demonstrated leadership in legacy technology transformation.
• Strong expertise in modern architectural patterns, cloud-native design and container orchestration.
• Skilled communicator able to influence and engage at every level.
• Proven ability to balance trade-offs, costs and technical constraints.
• Experience coaching teams towards engineering and architecture best practices.
• Deep understanding of design patterns, security, networking, observability and system flows.
• Adept at producing clear architectural documentation.

Responsibilities

• Define and document high-level solution architectures with trade-offs and risks.
• Provide architectural principles and best-practice guidelines for teams.
• Foster data-driven decision-making with cross-team metrics.
• Promote documentation practices including ADRs and diagrams.
• Guide cloud architecture choices around container orchestration and AWS services.
• Champion observability, logging, security and networking best practices.
• Identify opportunities to improve Developer Experience and tooling.
• Mentor engineers and support skills development.
• Lead discussions on Event-Driven Architecture, cost forecasting, and future-state design.
• Partner with Product and Engineering Managers to align priorities.

Skills

Leadership

Cloud-native design

Container orchestration

Communication

Mentoring

Architecture patterns

Data-driven decisions

Tools

Terraform

AWS

Docker

Kubernetes

ECS

Lambda

SQS

DocumentDB

Job description

Hargreaves Lansdown PLC seeks a Principal Software Engineer to lead architectural direction within the Investment Growth Tribe. You will shape high-level architectures, set guardrails, run POCs, and empower teams to deliver data-driven solutions with a focus on collaboration and clarity.

You’ll mentor engineers, document decisions, and guide cloud choices, including container orchestration and AWS services, while shaping the future-state of our platform.