Strategic Software Architect — Hybrid, Cloud-Native SaaS

Data Science Festival; Greater London; On-site; GBP 80,000 - 85,000; Full time

Benefits offered by this job

Comprehensive healthcare

Life assurance

Holiday trading scheme

Retail discounts

Gym and fitness benefits

Professional development

Job summary

Data Science Festival is seeking a Principal Software Architect to provide technical leadership across multiple projects in a growth-stage SaaS business. You will shape architecture, mentor engineers and collaborate with Product and stakeholders to deliver scalable, secure software in a cloud‑native environment.

This hybrid role offers influence over technology direction and engineering culture, a salary of £80,000–£85,000, and a comprehensive benefits package.

Qualifications

• Extensive experience designing and delivering high‑quality software within modern engineering environments.
• Strong commercial experience with C#, ASP.NET, Azure, React and REST APIs.
• Experience designing scalable, secure and maintainable software architectures.
• Strong understanding of cloud‑native application development and Azure services.
• Experience influencing technical strategy and architectural decision making.
• Knowledge of secure software development practices within SaaS or regulated environments.
• Experience mentoring engineers and promoting engineering best practice.
• Excellent communication skills with the ability to work effectively with both technical and non‑technical stakeholders.
• An interest in using AI tools to improve software engineering productivity and delivery.

Responsibilities

• Designing and delivering scalable, secure and maintainable software solutions.
• Leading architectural decisions that balance innovation, performance and long‑term sustainability.
• Driving engineering best practice, coding standards and software quality across development teams.
• Working closely with Product Managers and stakeholders to translate business requirements into robust technical solutions.
• Mentoring and coaching engineers, helping to raise technical capability across the wider team.
• Championing modern software engineering practices, automation and continuous improvement.
• Exploring and adopting AI-powered development tools where they add measurable value.
• Supporting the delivery of reliable, cloud‑native SaaS products within a security‑focused environment.
• This role offers the opportunity to influence both technology strategy and engineering culture while remaining technically hands‑on.

Skills

C#

ASP.NET

Azure

React

REST APIs

Architecture design

Tools

Azure services

Job description

Data Science Festival is seeking a Principal Software Architect to provide technical leadership across multiple projects in a growth-stage SaaS business. You will shape architecture, mentor engineers and collaborate with Product and stakeholders to deliver scalable, secure software in a cloud‑native environment.

This hybrid role offers influence over technology direction and engineering culture, a salary of £80,000–£85,000, and a comprehensive benefits package.